OLYMPUS MEDICAL SYSTEMS CORP. Patent applications |
Patent application number | Title | Published |
20160045245 | ABLATION METHOD - An ablation method according to the present invention includes: a step I of observing a target region in a tissue of a subject and a conservation region that should not be ablated, the conservation region being adjacent to the ablation target region, using an observation unit; a step II of placing a thermal monitoring instrument that deforms if a temperature thereof exceeds a predetermined temperature, in a boundary between the ablation target region and the conservation region under the observation using the observation unit; a step III of heating the ablation target region using an ablation instrument while observing the ablation target region using the observation unit; and a step IV of stopping the heating at a stage where deformation of the thermal monitoring instrument is confirmed. | 02-18-2016 |
20150327916 | TREATMENT SYSTEM AND ACTUATION METHOD FOR TREATMENT SYSTEM - A treatment system includes a power source for heat generation which outputs power for heat generation, a grasping member having a heating element which applies the power for heat generation as thermal energy to a grasped living tissue and is disposed at a grasping surface, and a control section which repeats a first control mode of performing control such that the heating element reaches a first temperature and a second control mode of performing control such that the heating element becomes lower than the first temperature, and controls the power source for heat generation according to a temperature change parameter based on change in temperature of the heating element in the first control mode or the second control mode so as to end application of the thermal energy. | 11-19-2015 |
20150265202 | METHOD FOR COLLECTING DUODENAL JUICE - A method for collecting duodenal juice containing bile under an endoscope is provided. In the method, an endoscope is inserted into a duodenum of a subject from which collection of duodenal juice is performed. In a state in which an illuminating section of the endoscope is stopped at the duodenum, an illumination light is generated. The illumination light has a specific wavelength band capable of displaying a component including bile in an enhanced manner, within a visible wavelength region. By an imaging section of the endoscope, a subject image is captured. The subject image is illuminated by the illumination light of the specific wavelength band. Based on an output signal from the imaging section, a subject information image expressing subject information is displayed in a display section. In the displayed subject information image, duodenal juice containing bile is displayed in an enhanced manner. Then, the duodenal juice is collected. | 09-24-2015 |
20150265142 | ENDOSCOPE - A holding frame made of a material to bear a greater shear stress than a distal end portion rigid portion (a distal end portion) is adhered and fixed to the distal end rigid portion in a state where one end face is exposed from an inclined surface, and an image guide and a light guide are held through the holding frame. In addition, a groove is provided on a side surface of the holding member and one end of the groove is exposed on a distal end face (the inclined surface) of the distal end rigid portion, to thereby realize downsizing of the distal end portion without lowering durability and improve repairability. | 09-24-2015 |
20150230799 | CLIP UNIT - A clip unit including: a clip main body having a first arm portion, a second arm portion, and a middle portion; a pressing tube formed in a tube shape to be capable of accommodating the clip main body, the pressing tube being provided to deform the clip main body so as to make a distal end of the first arm portion and a distal end of the second arm portion to approach to each other, as the middle portion, the first arm portion, and the second arm portion are moved toward a proximal end side of the clip unit; a locking portion configured to protrude from an inner circumferential surface of the pressing tube on the proximal end side of the pressing tube; and a first locked portion configured to protrude from a lateral surface of the first arm portion. | 08-20-2015 |
20150208902 | INTRODUCTION DEVICE - An introduction device applies urging force linearly generated by a spring to a nut portion screwed to a drive shaft to convert the urging force to the rotation direction of the drive shaft. This conversion returns an RL operation dial provided at the end of the drive shaft in a direction opposite to the rotation direction in which the RL operation dial is operated, and then returns the RL operation dial to an original neutral position. | 07-30-2015 |
20150196782 | ULTRASONIC PROBE AND ULTRASONIC TREATMENT DEVICE - An ultrasonic probe is provided with a first vibrating body including a first distal treatment section which vibrates at a predetermined frequency and with a first amplitude when the ultrasonic vibration is transmitted. The ultrasonic probe includes a second vibrating body extending in a same range as the first vibrating body in axially parallel directions parallel to a longitudinal axis and being discontinuous with the first vibrating body over an entire length in the axially parallel directions. The second vibrating body includes a second distal treatment section vibrating at the same predetermined frequency as the first distal treatment section and with a second amplitude greater than the first amplitude when the ultrasonic vibration is transmitted. | 07-16-2015 |
20150196228 | ENDOSCOPE SYSTEM - An endoscope system includes: a position and posture calculating portion that estimates a position of a distal end and a longitudinal direction of a distal end portion; a condition determining portion that, based on the shape information at the position of the distal end that is estimated, determines whether or not an angle that a core line direction of the luminal organ and the longitudinal direction estimated by the position and posture calculating portion form is equal to or less than a predetermined threshold value; and a position and posture information recording portion that, when the angle that the core line direction and the longitudinal direction form is equal to or less than the predetermined threshold value, records information regarding the position and the longitudinal direction of the distal end. | 07-16-2015 |
20150196191 | INSERTION DEVICE - An insertion device includes a movement section provided in an inserting section or an attachment unit attached to the inserting section, and moving to cause a propulsive force to act on the inserting section, a holdable grip provided to a proximal direction side with respect to the inserting section, and a driving source driven so as to generate a movement driving force to move the movement section. The insertion device includes a base member to which the grip is abutted, and a coupling member including a driving source-side abutting surface to which an outer peripheral surface of the driving source is abutted, and coupling the driving source to the base member. | 07-16-2015 |
20150190056 | OPTICAL MEASUREMENT APPARATUS - An optical measurement apparatus according to the present invention includes: an irradiation fiber; a plurality of light receiving fibers; a light source unit that generates and outputs light to irradiate a biological tissue and supplies the light to the irradiation fiber; a measurement unit that has a plurality of measurement units and performs spectrometry on each returned light from the biological tissue, the returned light output by each of the light receiving fibers; and a control unit that causes a predetermined storage unit to store a measurement result by the measurement unit: and the control unit causes the storage unit to store a measurement result after each measurement unit starts measurement for characteristic value obtainment, the measurement result being data necessary to obtain a characteristic value of the biological tissue. | 07-09-2015 |
20150190042 | ENDOSCOPE APPARATUS - An endoscope apparatus includes an objective optical system that is provided at a distal end portion of an insertion portion of an endoscope which can be inserted into a body cavity of a subject; a temperature sensor unit that detects a temperature of the distal end portion; a heating unit that can generate heat for preventing fogging of the objective optical system; a timer that measures a time period during which the temperature of the distal end portion detected by the temperature sensor unit is equal to or lower than a predetermined temperature; and a control unit that performs control so as to cause the heating unit to generate the heat when the time period measured by the timer continues for a predetermined time period or longer. | 07-09-2015 |
20150190039 | IMAGING MODULE AND ENDOSCOPE DEVICE - An imaging module includes: a solid-state imaging element including a light receiving face for receiving light; a mounting substrate including a connection portion which is located inside an imaging element projection area that is a projection area where the solid-state imaging element is projected in an optical axis direction and which is connected to a back surface of the solid-state imaging element on a distal end side of the mounting substrate, the mounting substrate on a rear end side being extended in the optical axis direction; and a metallic reinforcing member that has a sleeve shape open at both ends and covers the solid-state imaging element and the connection portion of the mounting substrate along the optical axis direction in a state where an inner circumferential surface of the reinforcing member is away from the solid-state imaging element and the mounting substrate. | 07-09-2015 |
20150187063 | MEDICAL DEVICE AND METHOD FOR OPERATING THE SAME - A medical device for acquiring a series of images in time sequence includes: a display unit; a feature information calculation unit that calculates feature information representing a feature of each of the series of images; a classification unit that classifies the series of images into groups in time sequence according to similarity between the images; a display area calculation unit that calculates a display area for each group, where the feature information of images in each of the groups is displayed, in a specified area on a screen of the display unit, based on the number of the groups; and a feature information display generation unit that arranges the feature information of images in each of the groups on the display area for each group, and generates a feature information display in which the display area for each group is arranged in time sequence in the specified area. | 07-02-2015 |
20150182108 | DISTAL END CONFIGURING MEMBER OF MEDICAL INSTRUMENT, ENDOSCOPE CLEANING SHEATH AND ENDOSCOPE SYSTEM USING THE ENDOSCOPE CLEANING SHEATH - The invention is formed by including a proximal end portion having an inside diameter capable of receiving a member having a shape including a substantially circular outer circumferential portion and a convex portion formed at the outer circumferential portion as an outside diameter shape, and having an outside diameter formed into a shape substantially similar to the outside diameter shape, a distal end portion in a substantially cylindrical shape having an outside diameter that is equal to or larger than a maximum outside diameter of the proximal end portion, and a cutout portion that is formed in a site corresponding to the convex portion, and is in a shape which is cut out from the proximal end portion to the distal end portion. | 07-02-2015 |
20150178919 | ULTRASONIC OBSERVATION APPARATUS, METHOD FOR OPERATING ULTRASONIC OBSERVATION APPARATUS, AND COMPUTER-READABLE RECORDING MEDIUM - An ultrasonic observation apparatus includes: a frequency analysis unit configured to analyze a frequency of a received ultrasonic wave to calculate a frequency spectrum; a feature-data extraction unit configured to approximate the frequency spectrum calculated by the frequency analysis unit to extract at least one piece of feature data from the frequency spectrum; and a feature-data image data generation unit configured to generate feature-data image data for displaying information corresponding to the feature data in accordance with one of a color display method in which hue varies depending on a value of the feature data, and a gray scale display method in which hue is constant regardless of the value of the feature data, depending on a relationship between the feature data extracted by the feature-data extraction unit and a threshold in the feature data, the threshold being constant regardless of a value of a display parameter of image data. | 06-25-2015 |
20150173711 | ULTRASOUND ENDOSCOPE - An ultrasound endoscope includes an insertion portion, an ultrasound transducer provided at a distal end portion of the insertion portion, a first opening portion provided at a distal end portion of the insertion portion, a second opening portion and a raising stand provided at the distal end portion of the insertion portion. Furthermore, the raising stand includes a first contact portion that comes into contact with a treatment instrument protruding from the first opening portion for causing the treatment instrument to extend in a first direction and a second contact portion that comes into contact with a treatment instrument protruding from the second opening portion for causing the treatment instrument to extend in a second direction different from the first direction. | 06-25-2015 |
20150173597 | ENDOSCOPE CONNECTION INSTRUMENT AND ENDOSCOPE CLEANING/DISINFECTING APPARATUS - A fitting pressing member includes: a first opening that opens inside a fitting of an endoscope; a second opening that is communicably connected to the first opening and is connectable to a fluid supply source; a cylindrical portion formed from the first opening to a predetermined position, the cylindrical portion covering a part of a hollow portion communicably connected to the first opening and the second opening; a narrowing portion including a side face whose outer diameter increases from the predetermined position toward the second opening, the narrowing portion covering the other part of the hollow portion; and a plurality of grooves formed over a predetermined area from the predetermined position in an outer surface of the narrowing portion. | 06-25-2015 |
20150173595 | IMAGING APPARATUS - An imaging apparatus includes: an excitation light emission unit that irradiates a subject with excitation light for exciting a fluorescent substance introduced into the subject; a normal light emission unit that irradiates the subject with normal light including a visible wavelength range different from the excitation light; an imaging unit that forms an optical image of the subject irradiated with the excitation light or normal light on an imaging surface to generate an image signal; a brightness signal generation unit that generates a brightness signal indicating brightness, based on the image signal generated by the imaging unit under irradiation with the normal light; and an amplification unit that sets an amplification factor of the image signal to be generated by the imaging unit under irradiation with the excitation light, based on an amplification factor of the image signal according to the brightness signal generated by the brightness signal generation unit. | 06-25-2015 |
20150173590 | ULTRASOUND ENDOSCOPE AND ULTRASOUND BALLOON FOR ENDOSCOPE - An ultrasound endoscope includes an insertion portion that is inserted into a subject, an ultrasound transducer portion that is arranged at a distal end portion of the insertion portion and includes an ultrasound transmitting and receiving surface for transmitting and receiving ultrasound, a first balloon groove that is a groove formed between the insertion portion and the ultrasound transducer portion and is for locking a balloon that covers the ultrasound transmitting and receiving, a distal end face that is arranged on a distal end side with respect to the ultrasound transducer portion and is disposed spaced apart from the ultrasound transmitting and receiving surface, and a convex portion that is provided on the distal end face and on which stress concentrates when a finger is slid on the distal end face. | 06-25-2015 |
20150157189 | ENDOSCOPE - An endoscope includes: an insertion portion in which a distal end portion and a bending portion that is bendable in a desired direction are arranged; and an inclined face that is formed in the distal end portion, the inclined face being formed so as to inclinedly intersect with a distal end face of the distal end portion and also a side face adjoining the distal end face, a ridge line formed intersecting with the distal end face and a direction in which the bending portion bends being formed substantially orthogonal to each other, wherein, by contacting against an inner wall of a curved portion of a duct into which the insertion portion is inserted, the inclined face varies a posture thereof so that the insertion portion is rotated and a bending direction of the bending portion matches a curving direction of the curved portion. | 06-11-2015 |
20150150437 | CAPSULE ENDOSCOPE SYSTEM, OPERATING METHOD OF IMAGE DISPLAY, AND COMPUTER-READABLE RECORDING MEDIUM - A capsule endoscope system includes: a capsule endoscope including a first and a second imaging units; an image display that displays images captured by the first and second imaging units; a control unit that determines a moving direction of the capsule endoscope during imaging, specifies one of the imaging units which faces the moving direction of the capsule endoscope during imaging, and determines the posture of the capsule endoscope; and a display control unit that generates a display screen, arranges the image captured by the imaging unit facing the moving direction in a first display region in the display screen, arranges the image captured by the other imaging unit in a second display region in the display screen, and changes the positions of the first and second display regions according to the determination result of the position of the capsule endoscope. | 06-04-2015 |
20150148803 | TREATMENT DEVICE FOR ENDOSCOPE - A treatment device for an endoscope includes a pair of forceps pieces which has forceps surfaces in contact with a subject tissue and are opened and closed with the forceps surfaces facing each other. Concave portions are formed in the central portions of the forceps surfaces to form the forceps surfaces around the concave portions, and on the forceps surfaces, a first region on the proximal end side of the forceps pieces has a plurality of first teeth with top surfaces formed to be unsharp, and a second region on the distal end side of the forceps pieces to the first region has a plurality of second teeth with top surfaces formed to be sharp. | 05-28-2015 |
20150148607 | DRIVING FORCE TRANSMITTING UNIT, INSERTION INSTRUMENT, ROTARY UNIT, INSERTION BODY ASSEMBLY, AND INSERTION DEVICE - A driving force transmitting unit includes a line portion extending along a driving axis in a channel, and a slider portion attached to a proximal portion of the line portion and movable relative to the line portion along the driving axis. The driving force transmitting unit includes an urging portion contracting in response to a movement of the slider portion relative to the line portion toward a distal direction and thereby applying an urging force toward the distal direction to the line portion. | 05-28-2015 |
20150141758 | LIGHT SOURCE SYSTEM - A light source system includes an endoscope having an illumination section and an illumination control section connected to the endoscope and provided with a drive circuit that generates drive pulses for driving the light source, the light source system including: a type information generating section that generates type information regarding the endoscope; a signal generating section generates a signal indicative of a duty ratio of the drive pulses which is permitted to the illumination section; a light adjusting section that outputs light-adjusted drive pulses having a duty ratio not greater than a permissible duty ratio based on the type information and a limiting section that limits the light-adjusted drive pulses to have a duty ratio not greater than a duty ratio based on the signal from the signal generating section, and provides limited pulses to the drive circuit. | 05-21-2015 |
20150133856 | AUXILIARY INSERTION AND REMOVAL DEVICE - The spiral rotary member includes a main body section, a fin section that is disposed on an outer peripheral surface of the main body section and spirally arranged around a longitudinal axis C and an X-ray cutoff section that cuts off X-rays. The X-ray cutoff section is arranged so that a clear region to be clearly imaged by an X-ray and an unclear region to be unclearly imaged by X-rays are distinguished under X-ray observation in a periaxial direction of the longitudinal axis of the spiral rotary member, the X-ray cutoff sections being further arranged on the same straight line along a longitudinal axis direction of the spiral rotary member or the X-ray cutoff section being further arranged in the form of a band. | 05-14-2015 |
20150133730 | MAGNETICALLY GUIDING SYSTEM AND MAGNETICALLY GUIDING METHOD - A magnetically guiding system includes: a capsule medical device that has a magnet provided therein; an information acquiring unit that acquires physical information about magnetic guiding of the capsule medical device; a magnetic field generating unit that generates a magnetic field for magnetically guiding the capsule medical device; and a control unit that sets a magnetic field condition based on the physical information acquired by the information acquiring unit and controls the magnetic field generating unit to generate a magnetic field corresponding to the magnetic field condition. | 05-14-2015 |
20150126994 | PUNCTURE TOOL AND ULTRASOUND ENDOSCOPE - A puncture tool includes: a needle tube internally including a channel; an opening portion arranged at a proximal end portion of a needle tube turning operation portion; a conical shape portion to be punctured into a subject, the conical shape portion being arranged at a distal end portion of the needle tube; an opening portion arranged on a proximal end side of the conical shape portion and communicating with the channel; a blade capable of being inserted through the channel of the needle tube and capable of causing a cutting portion to project from the opening portion when being inserted through the channel; and a connector for electrically connecting the conical shape portion and a high frequency power supply device. | 05-07-2015 |
20150126866 | ULTRASOUND OBSERVATION SYSTEM AND OPERATION METHOD OF ULTRASOUND OBSERVATION SYSTEM - An ultrasound observation system includes: an ultrasound transducer that transmits ultrasound to a subject and receives ultrasound from the subject and generates an ultrasound signal; a displacement measurement circuit for elasticity image generation that measures a displacement of the subject based on the ultrasound signal; an elasticity modulus calculation circuit that calculates an elasticity modulus of the subject based on the measured displacement; a first automatic pressurization mechanism that generates a pressurization displacement in the subject; a signal waveform analysis circuit that analyzes a periodic motion based on a waveform of a signal that is based on a spontaneous displacement of the subject; and a pressurization mechanism control circuit that controls the first automatic pressurization mechanism so as to generate a pressurization displacement that reduces an influence of the spontaneous displacement of the subject at a time that an elasticity modulus is calculated based on the signal waveform analysis result. | 05-07-2015 |
20150125350 | ENDOSCOPE CLEANING/DISINFECTING APPARATUS - Endoscope connection portions, a fluid feeding duct, a liquid supply duct, a pump, a first atmospheric exposure duct including one end connected to the fluid feeding duct and the other end exposed to atmosphere, a relief valve disposed at an intermediate position of the first atmospheric exposure duct, a first stop section disposed at an intermediate position of the first atmospheric exposure duct, and a control section that performs control to supply a liquid to ducts of endoscopes and controls at least opening/closing operation of the first stop section are included. | 05-07-2015 |
20150116561 | IMAGE PICKUP SYSTEM - An image pickup system includes: an image sensor that performs a rolling-shutter image pickup operation; a generator; an adding section that adds image pickup signals from an image pickup signal in a predetermined frame to an image pickup signal in an Nth frame, with the predetermined frame being set as a first frame; a light source; a signal output section that outputs a signal representing either a timing of start of readout of a first line in the predetermined frame or a timing of completion of readout of a last line in a frame immediately before the predetermined frame; and a light source control section that starts light emission after an input of the signal and terminates light emission in a period after completion of readout of a first line in an N-1th frame until before a start of a first line in the Nth frame. | 04-30-2015 |
20150112139 | ENDOSCOPE - An endoscope including an operation portion, an insertion portion pivotable relative to the operation portion, and a rotation knob to pivot the insertion portion about an axis of the insertion portion, includes: an insertion portion neutral position indicating portion, provided on an outer circumferential face of the rotation knob, configured to indicate a neutral position; and an indication ring, provided at the operation portion configured to include an operation portion neutral position indicating portion linearly aligned with the insertion portion neutral position indicating portion in an axis direction and indicating that the insertion portion is positioned at a neutral position, and two rotational angle indicating portions provided so as to be apart from the operation portion neutral position indicating portion in a circumferential direction, each of the two rotational angle indicating portions indicating rotation of the insertion portion. | 04-23-2015 |
20150112131 | ADAPTER FOR ENDOSCOPE AND ENDOSCOPE - An adaptor for an endoscope includes: an endoscope attachment portion; a duct body that communicates with a treatment instrument insertion port of the endoscope; a duct member; a water feeding duct cover including an insulating member, the water feeding duct cover covering at least a part of an outer surface of the duct member and including an extension portion that spreads toward a proximal end side; and a duct body cover including an insulating member, the duct body cover covering at least a part of an outer surface of the duct body, and covering the extension portion of the water feeding duct cover so as to prevent the water feeding duct cover from moving to a distal end side of the duct member and coming off. | 04-23-2015 |
20150105769 | Method for endoscopic treatment - A method for endoscopic treatment that performs treatment on a subject under an endoscope includes irradiating the subject with white light, performing predetermined treatment on a living tissue of the subject after irradiation with the white light, and switching from irradiation with the white light to irradiation of the subject with narrow band light having a predetermined peak wavelength according to a condition of bleeding from the living tissue in the predetermined treatment. | 04-16-2015 |
20150105758 | METHOD FOR ENDOSCOPIC TREATMENT - A method for endoscopic treatment that performs treatment under an endoscope includes irradiating a subject with first narrow band light having a predetermined peak wavelength, performing mucosal incision on a living tissue after irradiation with the first narrow band light, radiating second narrow band light having a peak wavelength in spectral characteristics in a wavelength band closer to a long wavelength side than the first narrow band light after the mucosal incision, and performing treatment other than the mucosal incision on the living tissue after radiation of the second narrow band light. | 04-16-2015 |
20150105616 | ENDOSCOPE APPARATUS FOR OUTPUTTING SIGNALS CORRESPONDING TO FIRST AND SECOND NARROWBAND WAVELENGTH BANDS - An endoscope apparatus includes: a light source device radiating at least one or more illumination lights having a predetermined wavelength band to a subject; a CCD picking up an image of a return light from the subject based on radiation of the illumination light from the light source device; an image processing section outputting a first image signal of a first wavelength band having a peak wavelength of spectral characteristic, between a wavelength band including a maximum value and a wavelength band at a minimum value with regard to an absorption characteristic of living tissue, after image pickup by the CCD; and an observation monitor performing image display on the basis of the first image signal. | 04-16-2015 |
20150105614 | Method for endoscopic treatment - A method for endoscopic treatment that performs treatment on a subject under an endoscope includes irradiating the subject with white light, switching, after irradiation with the white light, to irradiation of a living tissue of the subject with band-limited light having a predetermined peak wavelength, and administering medicine to the subject after irradiation with the band-limited light. | 04-16-2015 |
20150094655 | ENDOSCOPE - An endoscope includes: an insertion portion; a bending portion provided in the insertion portion; an operation portion connected to the insertion portion; a grasp-assistance portion provided on the operation portion, a bending operation knob provided on one side face of the operation portion and rotating centering on a rotation axis; a plurality of function switches that are provided on a face different from the one side face, and each upper-side side face protrudes further than an outermost diametrical path of the bending operation knob; and a switch root portion constituting a root portion of a function switch disposed at a position on the distal-most end side among the plurality of function switches, and disposed further on the proximal end side than an intersection point on the distal end side among two intersection points at which the outermost diametrical path and a switch-disposing face intersect. | 04-02-2015 |
20150094614 | BIOPSY INSTRUMENT - A biopsy instrument including: a needle pipe formed in a tubular shape having a convex section, the convex section having an end section, the convex section being provided at a distal end section of the needle pipe; a distal end tip provided so as to be capable of moving longitudinally with respect to the needle pipe; a manipulation member connected to the distal end tip, the manipulation member being disposed in the needle pipe; and a circumferential edge provided at each of a proximal end side of the distal end tip and a distal end side of the needle pipe; wherein an interior of the distal end tip and an interior of the needle pipe define a cavity to capture a target tissue when the distal end tip is retracted towards the needle pipe. | 04-02-2015 |
20150094535 | ROTARY SELF-ADVANCING ENDOSCOPE SYSTEM, PROGRAM, AND METHOD FOR DRIVING ROTARY SELF-ADVANCING ENDOSCOPE SYSTEM - A rotary self-advancing endoscope system which produces propulsion by rotating, with a motor, a rotating cylindrical body provided on an outer periphery side of an insertion portion main body and causes the insertion portion main body to move forward into an examinee's body, wherein the system is configured to periodically repeating a combination of a state in which the rotating cylindrical body forward-rotates at a predetermined RPM and a state in which the rotating cylindrical body is stopped from rotating and releases accumulated elastic energy and, when a drive current to the motor has reached a predetermined threshold value, reverse-rotate the motor. | 04-02-2015 |
20150087994 | BIOPSY SYSTEM - In the biopsy system according to one embodiment, the needle tube of the treatment tool has the minor axis of the flattened portion and the bending plane of the bending portion parallel to each other. Accordingly, the needle tube is easily bent in the bending direction of the bending portion, and even in an endoscope that has few bendable directions and is bendable, for example, in only two directions (e.g., up and down), the bending operation of the bending portion is not easily hindered. As a result, even after the treatment tool for endoscopes is inserted into the endoscope, the bending portion can be easily bent with a predetermined bending amount, and a procedure can be easily performed. | 03-26-2015 |
20150087910 | ENDOSCOPE - An endoscope includes an insertion portion, a first bending portion, a second bending portion, a bending operation wire, a first coil sheath, a switching mechanism, a guide, a first region of the guide, a second region of the guide, and a central part formed between the first region and the second region on an inner surface of the guide, protruding inside more than the first region and the second region and formed to be longer than a coil elemental wire making up the first coil sheath. | 03-26-2015 |
20150073525 | STENT DELIVERY SYSTEM - A stent delivery system for delivering a stent, the stent delivery system having a push catheter, a guide member, and an elongated stent securing material having a first portion arranged to a push catheter outer surface, a second portion, a third portion, and a fourth portion arranged to the push catheter outer surface, in that order. The first portion and the fourth portion are arranged to the push catheter outer surface such that only one of the first portion and the fourth portion is present on a cross-section plane orthogonal to the longitudinal axis. The stent delivery system is configured to have a secured configuration in which the guide member is arranged within a push catheter lumen and a stent lumen and through a loop formed by a section between the second portion and the third portion to secure the stent. | 03-12-2015 |
20150065801 | GUIDANCE DEVICE - A guidance device applies a magnetic field to a capsule medical apparatus within which a first permanent magnet is arranged when the capsule medical apparatus is introduced into a subject, to guide the capsule medical apparatus within the subject. The guidance device includes a second permanent magnet that is configured to be disposed outside the subject and has a rectangular parallelepiped shape or a polygonal column shape, the second permanent magnet having a first plane containing a magnetization direction and a first direction orthogonal to the magnetization direction, and being configured to confine the capsule medical apparatus within a region facing the first plane. The second permanent magnet has a length in the first direction longer than a length in the magnetization direction. | 03-05-2015 |
20150057498 | ENDOSCOPE SYSTEM - An endoscope system includes: an image storage section that stores image information associated with position information of a luminal organ of a subject; a virtual endoscopic image generating section that generates a virtual endoscopic image endoscopically depicted; an image pickup section that picks up an image in the luminal organ; a position registration processing section that compares the virtual endoscopic image and an endoscopic image, and extracts an virtual endoscopic image similar to the endoscopic image; a position estimation section that estimates a distal end position of an endoscope insertion portion; a feature region determination section that determines whether or not the distal end position exists in a feature region; a storage section that stores information for presentation; and a candidate information presentation control section that presents the virtual endoscopic image based on the information in the storage section, to a display section as candidate information. | 02-26-2015 |
20150057497 | ACTIVATION DEVICE - An activation device activates a capsule medical device that has a first coil inside and is activated when voltage not less than a first specified value or current not less than a second specified value is generated in the first coil. The activation device includes: a case; a second coil that is provided in the case and is configured to generate a magnetic field when current flows through the second coil; and a guide portion for guiding to a position that is located outside the case and that is a position of the capsule medical device where the capsule medical device can be activated based on the magnetic field generated by the second coil. The capsule medical device is housed at a specified position in a specified posture in a container having a specified shape. The case has a placement surface on which the container is configured to be placed. | 02-26-2015 |
20150054929 | ENDOSCOPE SYSTEM - An endoscope system includes: a virtual endoscopic image generating section that generates a virtual endoscopic image; an image pickup section picking up an image of an inside of the lumen; a position information obtaining section that obtains information on a position of a distal end of an insertion portion of an endoscope; a distance calculating section that calculates a distance from the obtained position of the distal end of the insertion portion to a feature region; a distance comparing section that determines whether or not the calculated distance is within a set distance via comparison; a variation amount detecting section that detects a variation amount of a feature of a structure of an organ in the picked-up endoscopic image; and an information recording section that records the position of the distal end of the insertion portion based on a result of the comparison by the distance comparing section. | 02-26-2015 |
20150054445 | ELECTRIC ENDOSCOPE - An electric endoscope includes a motor that generates a rotational driving force, a torque shaft that transmits the rotational driving force from a proximal end portion to a distal end portion, a connecting section for bending a bending portion by the rotational driving force transmitted by the torque shaft, an input section that instructs a target rotation amount of the motor, a detecting section that detects rotation information of the motor in a rotating state thereof, an estimating section that estimates a rotation state of the motor based on the rotation information, a motor physical model, a torque shaft physical model and a connecting section physical model, and a control section that performs control so that the rotation state of the distal end portion matches with a rotation state of the target rotation amount based on the estimated rotation state of the motor. | 02-26-2015 |
20150038786 | SCANNING ENDOSCOPE SYSTEM - A scanning endoscope system includes: a fiber that guides illuminating light emitted from a light source; a first actuator provided on a side of the fiber, the first actuator expanding/contracting according to an applied voltage, thereby swinging the fiber; a second actuator disposed at a position facing the first actuator across the fiber, the second actuator expanding/contracting according to an applied voltage, thereby swinging the fiber; and a drive signal output section that applies a first drive signal that varies with reference to a first voltage that brings the first actuator into a contracted state to the first actuator and applies a second drive signal that varies with reference to a second voltage that brings the second actuator into a contracted state to the second actuator. | 02-05-2015 |
20150031954 | CAPSULE ENDOSCOPE APPARATUS AND RECEIVING APPARATUS - A capsule endoscope apparatus that is configured to be introduced into a subject to acquire information on an inside of the subject and to wirelessly communicate with a receiving apparatus provided outside the capsule endoscope apparatus. The capsule endoscope apparatus includes: an imaging unit configured to capture images of the subject and generate image data of the inside of the subject; a transmission unit configured to transmit a wireless signal including the image data, outside the capsule endoscope apparatus; a receiving unit configured to receive a control signal for instructing an operation of the capsule endoscope apparatus, the control signal having been transmitted from the receiving apparatus; and a capsule controller configured to activate the receiving unit in synchronization with a transmission timing when the transmission unit transmits the wireless signal. | 01-29-2015 |
20150031947 | ENDOSCOPE - An endoscope includes: an insertion portion; an objective optical system; a treatment instrument raising base; and a restricting portion that restricts an angle at which the treatment instrument protrudes outside the insertion portion, wherein a straight line connecting the treatment instrument raising base and the objective optical system is substantially parallel to a longitudinal axis of the insertion portion, and the restricting portion is located on a line segment connecting the treatment instrument raising base and the objective optical system when the objective optical system is viewed from right in front, the restricting portion includes a restricting surface, and when the treatment instrument raising base is maximally inclined, an angle of a central axis of the treatment instrument with respect to the longitudinal axis which the insertion portion is inserted is equal to or smaller than an angle of the restricting surface with respect to the longitudinal axis. | 01-29-2015 |
20150029821 | ULTRASONIC OBSERVATION APPARATUS, OPERATION METHOD OF THE SAME, AND COMPUTER READABLE RECORDING MEDIUM - An ultrasonic observation apparatus includes: a first conversion unit that converts an ultrasonic signal as a time domain signal reflected from a specimen into a frequency domain signal; a regression analysis unit that calculates a regression expression for the frequency domain signal; an attenuation correction coefficient calculation unit that calculates an attenuation correction coefficient which is obtained by dividing a difference between first-order coefficients in the regression expressions at two points having different reception depths by a difference between the reception depths at the two points; an attenuation correction processing unit that performs attenuation correction processing on the frequency domain signal based on the attenuation correction coefficient; a second conversion unit that converts the frequency domain signal after the attenuation correction processing, into a second time domain signal; and an image data generation unit that generates ultrasonic image data based on the second time domain signal. | 01-29-2015 |
20150029376 | SOLID-STATE IMAGE PICKUP APPARATUS - A solid-state image pickup apparatus includes: two-dimensionally arrayed unit pixels, each including a PD performing optical-electrical conversion of an incident light; an FD and an output terminal provided for each of pixel groups, each including one or more pixels, the terminal being capable of outputting a noise signal and a signal-noise sum signal separately; first lines to which the terminals are connected in common and which are capable of holding voltages based on signals outputted from the terminals; second lines provided in parallel with the first lines and capable of holding a voltage; inter-transfer-line capacitive elements connecting the second lines and the first lines; a reset switch resetting each of the second lines to a reset voltage; a readout switch provided for each of the second lines; and a third line to which the second lines are connected in parallel via the readout switches, respectively. | 01-29-2015 |
20150029375 | SOLID-STATE IMAGE PICKUP APPARATUS - A solid-state image pickup apparatus including: two-dimensionally arrayed unit pixels, each including a PD performing optical-electrical conversion of an incident light; an FD and two output terminals provided for each of pixel groups, each including one or more unit pixels, the two output terminals being capable of outputting a noise signal and a signal-noise sum signal separately; first and second transfer lines to which the output terminals are connected in common and which are capable of holding noise signal voltage and signal-noise sum signal voltage, respectively; first switches arranged between the output terminals and the first transfer lines; second switches arranged between the output terminals and the second transfer lines; third and fourth switches provided for the transfer lines, respectively; and third and fourth transfer lines to which the transfer lines are connected in parallel via third and fourth switches, respectively. | 01-29-2015 |
20150025319 | BENDING ANGLE ADJUSTMENT MECHANISM FOR ENDOSCOPE AND ENDOSCOPE HAVING THE BENDING ANGLE ADJUSTMENT MECHANISM - A bending angle adjustment mechanism for an endoscope includes a rod member that is disposed along a traveling path of a long member that is connected to a bending portion that is bendable and is pulled, a support member made of metal that is integrally provided to support both ends of the rod member, an adjustment piece that is engaged with the rod member, is movable along the rod member, and restricts movement of the long member, a guide member made of resin having a guide surface for guiding movement of the adjustment piece, wherein the guide member is fixed in a state in which the guide member is sandwiched between the adjustment piece and the support member so that the guide surface is disposed in a position capable of guiding the adjustment piece. | 01-22-2015 |
20150025316 | ENDOSCOPE SYSTEM AND METHOD FOR OPERATING ENDOSCOPE SYSTEM - An endoscope system includes an insertion portion, an objective optical window, an image pickup device, a position/direction detection section that acquires position information of the objective optical window, and a memory that records the subject internal image acquired by the image pickup device in association with the position information of the objective optical window. The endoscope system aligns the position information of the objective optical window with a reference position of a predetermined organ in the subject in a coordinate system of a three-dimensional model image based on an amount of change or the like of the subject internal image information in the subject and generates an image with the subject internal image pasted onto the two-dimensional model image of the predetermined organ which is the three-dimensional model image two-dimensionally developed in which the position of the objective optical window is associated with the position in the coordinate system. | 01-22-2015 |
20150025315 | TREATMENT INSTRUMENT INSERTION AUXILIARY AND TREATMENT INSTRUMENT INSERTION METHOD - A treatment instrument insertion auxiliary is used to subserve passage of an elongated treatment instrument into a treatment instrument channel by being connected to an endoscope provided with a rigid insertion portion which includes the treatment instrument channel adapted to allow passage of the treatment instrument and a treatment instrument channel opening portion formed at a proximal end of the treatment instrument channel and used to insert the treatment instrument, where the treatment instrument insertion auxiliary includes a receiving portion adapted to suppress vibration of a distal end side of the treatment instrument by being placed in contact with the distal end side of the treatment instrument; and a first guide unit adapted to guide a distal end of the treatment instrument placed in contact with the receiving portion in a central axis direction of the treatment instrument channel opening portion. | 01-22-2015 |
20150022647 | ENDOSCOPE APPARATUS - An endoscope apparatus includes an illuminating section capable of irradiating a subject with a light in a first wavelength band and light in a second wavelength band, an image processing section including a color filter configured by a plurality of filters, the image processing section generating, from two image pickup signals respectively generated in a first pixel and a second pixel that respectively receive light in a predetermined wavelength band and light in a wavelength band different from the predetermined wavelength band among return lights from the subject, first and second image signals, a control section that determines whether the two image pickup signals can be separated into the first and second image signals, and an illumination control section that performs irradiation in a time division manner or simultaneous irradiation according to a determination result whether the separation is possible or not. | 01-22-2015 |
20150018680 | ULTRASOUND OBSERVATION SYSTEM - An ultrasound observation system includes an ultrasound transducer that generates an ultrasound signal by transmitting and receiving ultrasound to and from a subject, an automatic pressurizing mechanism that applies a pressing force to the subject to cause pressurizing displacement, an elastic-image-generation displacement measuring circuit that measures an imaging displacement amount of the subject based on the ultrasound signal, an elastic modulus calculation circuit that calculates an elastic modulus of the subject based on the imaging displacement amount, a pressurizing-mechanism-control displacement measuring circuit that measures a controlling displacement amount in accordance with spontaneous displacement of the subject based on the ultrasound signal, and a pressurizing mechanism control circuit that controls the automatic pressurizing mechanism based on the controlling displacement amount. | 01-15-2015 |
20150018678 | BIAS VOLTAGE GENERATING APPARATUS AND ULTRASOUND DIAGNOSTIC SYSTEM - A bias voltage generating apparatus is placed outside an ultrasound observation apparatus and used together with the ultrasound observation apparatus, the ultrasound observation apparatus incorporating a transmission circuit generating a transmission signal and a reception circuit performing processing on a received signal, for transmitting/receiving ultrasound to/from a subject using a capacitive transducer. The bias voltage generating apparatus includes a power supply circuit for bias voltage which includes a chargeable secondary battery for producing a bias voltage to be applied to the capacitive transducer and produces the bias voltage, a bias voltage superimposing portion which superimposes the bias voltage on the transmission signal outputted to outside the ultrasound observation apparatus, a charging level detecting portion which detects a charging level of the secondary battery, and a variable gain amplifier which increases a gain for the received signal based on the detected charging level. | 01-15-2015 |
20150018617 | STEREOSCOPIC ENDOSCOPE - A stereoscopic endoscope includes an insertion portion, an objective optical system provided at a distal end portion of the insertion portion, an objective optical system provided at the distal end portion, a first opening portion provided a predetermined distance apart from an optical axis center of the objective optical system and configured to deliver fluid to the objective optical system, and a second opening portion provided a distance equivalent to the predetermined distance apart from an optical axis center of the objective optical system and configured to deliver the fluid in a supply direction same as a supply direction of the first opening portion to the objective optical system. | 01-15-2015 |
20150016705 | FLUOROSCOPY APPARATUS AND FLUOROSCOPY APPARATUS OPERATING METHOD - The invention provides a fluoroscopy apparatus including an image-capturing device that acquires a fluorescence image of a subject; a sensitivity adjusting portion that sets a sensitivity of the image-capturing device to fluorescence on the basis of a gradation value of the fluorescence image; a notifying portion that extracts a lesion part from the fluorescence image acquired by the image-capturing device with the sensitivity set by the sensitivity adjusting portion and presents it to an operator; and a display switching portion that displays the fluorescence image on a display unit when the sensitivity in the image-capturing device is equal to or less than a predetermined threshold and that presents information showing the existence of the lesion part on the notifying portion when the sensitivity is greater than the predetermined threshold. | 01-15-2015 |
20150011933 | INSERTION PORTION RIGIDITY CHANGEABLE CATHETER WITH BALLOON - An insertion portion rigidity changeable catheter with a balloon has an insertion portion including a coil-shaped member which is extensible and contractible, with a compression length set to be a predetermined length, and a sheath which is a tube body with flexibility having a fluid conduit, includes a sheath main body surrounded by the coil-shaped member, and a sheath end portion provided at one end side of the sheath main body, and having a contact surface which one end surface of the coil-shaped member contacts, has one opening of the fluid conduit in the sheath end portion and has another opening of the fluid conduit at another end side of the sheath main body, an inflatable/deflatable balloon which is inflated by being supplied with a fluid via the one opening of the fluid conduit to expand to a diameter larger than an outside diameter of the sheath end portion, and is deflated by the fluid being discharged via the one opening to be brought into close contact with an outer circumferential face of the sheath end portion, and an operation section which is fixedly provided at another end side of the sheath, and includes an operation section main body including a fluid supply and discharge apparatus connection portion which is directly or indirectly connected to a fluid supply and discharge apparatus which performs supply of the fluid into the balloon via the fluid conduit, or discharge, and a slide member which is slidably disposed in an inner surface side of the operation section main body, and is disposed at another end side of the operation section main body by an elastic force of the coil-shaped member, wherein the fluid supply and discharge apparatus connection portion is fixed to the operation section main body, and the slide member is provided to freely advance and retract with respect to the fluid supply and discharge apparatus connection portion. | 01-08-2015 |
20140367159 | SUBSTRATE STRUCTURE - A substrate structure includes: a first substrate; a second substrate including a front face disposed so as to face a front face of the first substrate, a substrate spacing holding member provided between the front faces of the substrates facing each other, and holds a spacing between the two substrates at a predetermined value; a mounted component including a signal wire mounted on the second substrate, the signal wire, including an end portion electrically connected to the second substrate and extending from the substrate to an outside along the front face of the second substrate; a through hole provided in the first substrate, the through disposing a projecting part of the mounted component therein; and a shielding member being provided on a back face side of the first substrate and covering an entirety or at least a part of an opening of the through hole. | 12-18-2014 |
20140359972 | ENDOSCOPE OPERATION PORTION STRUCTURE - An endoscope operation portion structure includes: a frame member inserted from an opening portion on an operation portion main body and arranged; a first fixing portion formed such that a length between a first apex protruded from one side of the frame member and a point on another side opposed to the first apex is longer than a long side of the opening portion; and a second fixing portion formed such that a length between a second apex protruded from the other side of the frame member and a point on the one side opposed to the second apex is longer than the long side of the opening portion, wherein the length between the first apex and the point on the other side and the length between the second apex and the point on the one side portion are shorter than a diagonal direction of the opening portion. | 12-11-2014 |
20140357954 | BENDING ANGLE ADJUSTMENT MECHANISM OF ENDOSCOPE - A bending angle adjustment mechanism includes a rod member that is disposed along a traveling path of a long member that is connected to a bending portion that is bendable and has a threaded portion formed thereon, an adjustment piece that is disposed in a predetermined position of the rod member by being engaged with the threaded portion, and restricts movement of the long member, a head portion that is provided at an end portion of the rod member to rotate the rod member, a support member that is provided at both ends of the rod member and rotatably supports the rod member, and a convex portion that protrudes to be higher than a lower edge position of an outer circumferential edge portion of the head portion while keeping the head portion of the rod member which is supported by the support member, in a rotatable state. | 12-04-2014 |
20140357947 | ELECTRONIC ENDOSCOPE SYSTEM - An electronic endoscope system including: an operation portion; an insertion portion including on a distal end side thereof a bending portion, and connected to the operation portion so as to be rotatable with respect to the operation portion, a bending direction of the bending portion changing depending on the rotation; an image pickup device disposed in the insertion portion, for generating an image of a subject; a physical quantity generation portion that generates a physical quantity which changes depending on the rotation of the insertion portion; a detection portion that detects and outputs the physical quantity generated by the physical quantity generation portion; a rotation angle calculation portion that receives the physical quantity outputted from the detection portion and calculates a rotation angle of the insertion portion; and a display portion that displays the image of the subject and information corresponding to the rotation angle of the insertion portion. | 12-04-2014 |
20140354790 | SCANNING ENDOSCOPE SYSTEM - A scanning endoscope system includes a fiber, a first actuator that is provided laterally of the fiber to swing the fiber, a second actuator that is arranged at a position opposite to the first actuator with the fiber intervened in between to swing the fiber, and a driver unit that outputs, to the first actuator, a first drive signal having either a first waveform such that a minimum value of a voltage value, which varies periodically with a positive voltage value as a center, is not less than zero, or a second waveform such that a maximum value of a voltage value, which varies periodically with a negative voltage value as a center, is not more than zero, and configured to output, to the second actuator, a second drive signal having the same waveform as the first drive signal and different phase from the first drive signal. | 12-04-2014 |
20140350461 | AUXILIARY INSERTION AND REMOVAL TOOL AND ENDOSCOPE - A spiral rotary member includes a tubular main body section and a fin section. The spiral rotary member further includes a spiral tube section that is arranged on the main body section and arranged to be wound around a longitudinal axis in the same direction as the fin section or a direction opposite to the fin section; and a diameter change preventing section that prevents a diameter of the spiral tube section from expanding when the spiral tube section is wound in the same direction as the fin section, or prevents the diameter of the spiral tube section from contracting when the spiral tube section is wound in the direction opposite to the fin section. | 11-27-2014 |
20140347878 | ENDOSCOPE - An endoscope according to the present invention includes: a first image pickup optical system for observing a first observation direction, a second image pickup optical system for observing an observation a second observation direction, a light guide guiding illumination light, and an illumination optical system including a ring-shaped portion illuminating the first observation direction, an incident surface being in contact with an end surface of the light guide to receive the illumination light, and two reflecting surfaces disposed at a position opposite to the incident surface, having inclinations in two directions with respect to a surface orthogonal to the longitudinal direction of the insertion portion, disposed so as to face each other, and reflecting the illumination light incident from the light guide toward directions along tangent lines of the ring-shaped portion of the illumination optical system, to cause the illumination light incident to inside of the illumination optical system. | 11-27-2014 |
20140346332 | ENDOSCOPE - An endoscope includes: a first objective lens that causes an image of a first object to be observed to be formed; a second objective lens that causes an image of a second object to be observed to be formed; a light guide that guides illuminating light from a light source to an insertion portion; a light distribution member that distributes light from the light guide between a first observation direction and a second observation direction; a light amount varying portion for changing light amount proportions with respect to light emitted in the first observation direction and light emitted in the second observation direction; a distance detection portion that measures a second distance between the second objective lens and an object to be observed in the second observation direction; and a control portion that controls the light amount varying portion based on a second distance signal. | 11-27-2014 |
20140340496 | IMAGING APPARATUS AND IMAGING SYSTEM - An imaging apparatus includes: a sensor unit having a light receiving unit provided with a plurality of pixels for photoelectrically converting received light to generate an electrical signal after photoelectric conversion, and capable of reading the electrical signal generated by the light receiving unit as image information; a control unit configured to control an output mode of the electrical signal on a pixel-by-pixel basis such that a pixel signal level generated by photoelectrically converting the light and a reset level of the pixels are alternately output, and configured to output the electrical signal corresponding to a specified display pattern; a signal processing unit configured to perform signal processing on the electrical signal output from the sensor unit; and a transmission unit configured to transmit a processed signal processed by the signal processing unit to outside. | 11-20-2014 |
20140336646 | OPERATION APPARATUS - A high-frequency operation apparatus includes a grasping portion for grasping a treatment target living tissue, an electrode for supplying a high-frequency current to the living tissue, a high-frequency current supplying section that generates the high-frequency current necessary for treatment, a cable section that transmits the high-frequency current, an impedance measuring section for measuring an impedance value of the living tissue, a detecting section that detects that the impedance value reaches an impedance threshold at a time when moisture in the living tissue starts to evaporate, a measuring section that measures an output time of the high-frequency current after the detection, a storing section that stores a set time, and an output control section that performs control for stopping an output when the output time of the high-frequency current reaches the stored set time. | 11-13-2014 |
20140336454 | APPARATUS AND SYSTEM FOR MANAGEMENT OF INSPECTION INFORMATION - An examination information management apparatus includes: a data transmitting and receiving unit that transmits and receives data to and from a receiving device for receiving image data captured by a capsule endoscope; a storage unit that stores examination information and the image data acquired in an examination; an ID maintaining unit that maintains an identification ID for identifying the storage unit; a determination unit that determines, when the identification ID is received from the receiving device via the data transmitting and receiving unit, whether or not the identification ID registered with the receiving device matches the identification ID maintained by the ID maintaining unit; and an examination information generating unit that newly generates examination information and causes the storage unit to store the image data received from the receiving device in association with the newly generated examination information, if the identification IDs are not determined by the determination unit to match each other. | 11-13-2014 |
20140334698 | MEDICAL IMAGE PROCESSING DEVICE - A medical image processing device includes an input section to which a biological mucous membrane image obtained by picking up an image of a biological mucous membrane is inputted, a region extracting section that extracts a mucous membrane microstructure region corresponding to a mucous membrane microstructure from the inputted biological mucous membrane image, a closed region identifying section that identifies at least one closed region regarded as being surrounded by the mucous membrane microstructure region, and a unit region setting section that sets a biologically histological unit region on the basis of the mucous membrane microstructure region and the closed region. | 11-13-2014 |
20140330081 | DISTAL END RIGID SECTION OF INSERTION PORTION OF ENDOSCOPE AND ENDOSCOPE - A distal-end rigid section of an insertion section of an endoscope, includes: a first base of a metallic material, which constitutes a distal-end portion of the insertion section of the endoscope; a second base of a resin material, which is formed on an axially proximal-end side of the first base; a cylindrical portion protruding from the second base toward an axially distal-end side of the first base and including a non-circular hole portion in which an illumination light source having a non-circular outer shape, generating light and emitting illumination light is disposed; and a through-hole formed by opening a part along an outer peripheral surface of the first base, the cylindrical portion being disposed in the through-hole such that the illumination light is emitted to the axially distal-end side of the first base. | 11-06-2014 |
20140330079 | LIVING BODY INTRODUCTION APPARATUS - In a living body introduction apparatus, an inner rotating cylinder is covered with a stretchable cover having an inner circumferential length shorter than an outer circumferential length of the inner rotating cylinder. A portion of the cover pushed out in a protruding form by a roller disposed on an outer circumferential surface of the inner rotating cylinder enters a circular groove formed inside an outer rotating cylinder. Rotation of the inner rotating cylinder circularly moves the protruding portion on the outer circumferential surface. The protruding cover portion pushes the circular groove to rotate the outer rotating cylinder. | 11-06-2014 |
20140326282 | ENDOSCOPE CLEANING/DISINFECTING APPARATUS - An endoscope cleaning/disinfecting apparatus has a cleaning tank in which an endoscope is disposed, a chemical tank that stores a chemical solution, a water supply connecting portion that is connectable to a water service pipe, an endoscope cleaning/disinfecting section having a first conduit that connects the cleaning tank and the chemical tank, and a second conduit that connects the cleaning tank and the water supply connecting portion, an operation panel that is a water information input section to which hardness information of water that is supplied from the water service pipe is inputted, a memory that is a history information retaining section that retains cleaning history information of the endoscope cleaning/disinfecting section, and a control section that is a determination section that determines necessity or nonnecessity of scale removal of the endoscope cleaning/disinfecting section based on the hardness information and the cleaning history information. | 11-06-2014 |
20140324084 | TREATMENT ASSEMBLY, TREATMENT DEVICE AND MANUFACTURING METHOD OF TREATMENT DEVICE - A treatment assembly includes: a probe which includes a treatment section at a distal end portion thereof; an inner tube which includes a distal end and into which the probe is inserted in a state that the treatment section of the probe protrudes toward a distal end side with respect to the distal end; an opening which is provided in a side surface of the inner tube and which allows an inner side of the inner tube to communicate with an outer side of the inner tube; a support section which is arranged on the inner side of the inner tube from the outer side of the inner tube through the opening and which is configured to support the probe with respect to the inner tube; and an outer tube which covers the outer side of the inner tube and which is configured to fix the support section. | 10-30-2014 |
20140323926 | CONNECTION MECHANISM FOR ULTRASONIC-VIBRATION GENERATING/TRANSMITTING UNIT AND PRODUCTION METHOD FOR ULTRASONIC-VIBRATION GENERATING/TRANSMITTING UNIT - A connection mechanism includes a first member, a second member and a cylindrical third member which connects the first member and the second member to each other. The third member includes a protrusion portion and a second connection portion. A held portion of the second member is inserted from the one end portion to the third member and the held portion is disposed in a space portion between the protrusion portion and an end face. In this state, the third member holds the held portion between the end face and the protrusion portion thereby the third member is moved the protrusion portion relative to the first member and the protrusion portion presses the held portion against the end face. | 10-30-2014 |
20140323805 | ROTATION UNIT, INSERTION APPARATUS, INSERTION BODY, AND INSERTION SYSTEM - A cylindrical rotation unit attachable to an elongated insertion unit which includes a base in which a central axis is defined, and a rotation member provided on an outer circumference of the base movably in an axial direction of the central axis relative to the base and rotatably around the central axis in response to the rotation of a rotation force transmission portion which is rotatable around a longitudinal axis parallel with the central axis of the base includes: an engagement portion attachable to and detachable from an outer circumferential surface of the base; and a contact portion which is provided to contact on the rotation member away from the engagement portion and which disposes the rotation member on an outer circumference of the rotation force transmission portion while the engagement portion is engaged with the outer circumferential surface of the base. | 10-30-2014 |
20140321724 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing apparatus processes image data acquired from a receiving device that receives and accumulates a series of image data wirelessly transmitted from a capsule endoscope, and includes an image data acquisition unit that sequentially acquires the image data from the receiving device in order from a latest imaging time, an image processing unit that performs predetermined image processing on the image data acquired by the image data acquisition unit, in order in which the image data are acquired, and a display controller that displays a screen containing a result obtained through the predetermined image processing. | 10-30-2014 |
20140320618 | IMAGING DEVICE, ENDOSCOPE SYSTEM AND METHOD OF ELIMINATING NOISE - An imaging device causes a signal to be output from a first transfer line via a second transfer unit by a noise signal reading operation and a light-noise sum signal reading operation, the noise signal reading operation resetting a transfer capacitor when a signal of a charge converter is output to the first transfer line after a first transfer unit is turned into an OFF state and the charge converter is reset, and the light-noise sum signal reading operation outputting the signal of the charge converter to the first transfer line after the transfer capacitor resetting unit is turned into an OFF state, the first transfer unit is turned into an ON state, and a charge accumulated by a photoelectric conversion element is transferred. | 10-30-2014 |
20140316201 | INSERTION APPARATUS - An insertion apparatus includes a first drive control section controlling a drive state of a drive member in such a manner that a rotary unit rotates toward a first periaxial direction with a first rotation amount during a reference time. The insertion apparatus includes a second drive control section controlling the drive state of the drive member in such a manner that the rotary unit rotates toward a second periaxial direction with a second rotation amount smaller than the first rotation amount during the reference time. | 10-23-2014 |
20140316193 | INFORMATION MANAGEMENT APPARATUS AND CAPSULE ENDOSCOPE INSPECTION SYSTEM - An information management apparatus that is used in a capsule endoscope inspection system including a receiving device operated by a built-in rechargeable battery and that is capable of communicating with the receiving device. The information management apparatus includes: a remaining battery capacity acquisition unit that acquires a current remaining capacity which is a remaining capacity of the battery; a storage unit that stores, for each examination item, a necessary remaining capacity which is a remaining capacity that the battery needs to complete an examination; a determination unit that compares the necessary remaining capacity corresponding to an examination item of a selected examination with the current remaining capacity; a calculation unit that, when the current remaining capacity is smaller than the necessary remaining capacity, calculates a charging time needed to increase the remaining capacity of the battery from the current remaining capacity to the necessary remaining capacity; and a control unit that, when the current remaining capacity is smaller than the necessary remaining capacity, causes a display device to display information on the charging time calculated by the calculation unit. | 10-23-2014 |
20140309625 | INSERTION DEVICE - An insertion apparatus according to an aspect of the present invention includes: an insertion portion to be inserted into a subject; a bending operation apparatus to be moved by an operator to input an operation instruction; a bending drive section that generates a drive force based on the movement of the bending operation apparatus; a pulling member to be pulled by the drive force from the bending drive section; a bending portion provided in the insertion portion, the bending portion being connected to the pulling member and being bent upon the pulling member being pulled; and a haptic section that connects the pulling member and the bending operation apparatus via an elastic portion. | 10-16-2014 |
20140309531 | ULTRASONIC OBSERVATION APPARATUS, OPERATION METHOD OF THE SAME, AND COMPUTER READABLE RECORDING MEDIUM - An ultrasonic observation apparatus includes: a region of interest setting unit capable of setting information on a region of interest; a focus point calculation unit that divides the region of interest into a plurality of partial regions of interest according to the number of focus points in the region of interest, calculates a focus point in each of the partial regions of interest, and determines a transmission timing according to calculation results; a transmitting and receiving unit that performs a transmission-and-reception of an ultrasonic wave which is focused on the focus point; a frequency analysis unit that calculates a plurality of frequency spectra by analyzing the received ultrasonic wave with reference to the focus point; a feature data extracting unit that approximates the frequency spectra to extract feature data thereof; and an image processing unit that generates ultrasonic image data having a display mode corresponding to the feature data. The focus point calculation unit does not set a focus point according to the number of focus points in the partial regions of interest including the focus point for the B-mode image. | 10-16-2014 |
20140307329 | Endoscope Objective Optical System - To off-axis and on-axis aberrations at low cost while having a wide angle of view, an endoscope objective optical system ( | 10-16-2014 |
20140303620 | ENDOSCOPE TREATMENT TOOL - An endoscope treatment tool includes a sheath having electric insulation; and an electrode unit provided at a distal end portion of the sheath. The electrode unit includes a rod-shaped electrode that is provided to extend in an axis direction of the sheath and is capable of being arranged in a state where the electrode protrudes from the distal end portion of the sheath and is exposed to the outside; and a chip that is fixed in a state where a distal end portion of the electrode is inserted into a concave portion provided in a proximal end surface so as to extend in the axis direction, has a greater external diameter than the external diameter of the electrode, and is formed from a single electric insulation material. The concave portion is formed with a smaller-diameter portion that allows the distal end portion of the electrode to be inserted thereinto. | 10-09-2014 |
20140303441 | SCANNING ENDOSCOPE SYSTEM AND METHOD OF OPERATION OF SCANNING ENDOSCOPE SYSTEM - A scanning endoscope system includes: a fiber that guides illuminating light from a light source; a first actuator provided on a side of the fiber and expands/contracts according to an applied voltage, thereby swinging the fiber; a second actuator disposed at a position facing the first actuator across the fiber and expands/contracts according to an applied voltage, thereby swinging the fiber; a drive signal output section applying a first voltage for setting a reference position of the fiber where the first actuator is in a contracted state, to the first actuator, and applying a second voltage for setting the reference position of the fiber where the second actuator is in a contracted state, to the second actuator; and a controller that in order to change the reference position of the fiber, controls the drive signal output section to change at least one of the first voltage and the second voltage. | 10-09-2014 |
20140303440 | INSERTION ASSIST DEVICE, INSERTION BODY, AND INSERTION APPARATUS - An insertion assist device in an insertion apparatus, the insertion assist device provided outside an insertion body including a first flexible tube, a second flexible tube different from the first flexible tube, and a base including a small-diameter portion coupled to the first flexible tube and a large-diameter portion coupled to the second flexible tube and being larger in diameter than the small-diameter portion and in which a rotation force transmission portion disposed and rotated when rotation force of the rotation force transmission unit is transmitted to the rotation force transmission portion, includes: an inner cylindrical body meshing with the rotation force transmission portion and rotatable around the base while the rotation force transmission portion is disposed in the base; and a tube supporting the inner cylindrical body and configured to cover at least part of the first flexible tube while the inner cylindrical body is in mesh with the rotation force transmission portion. | 10-09-2014 |
20140303435 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - A image processing apparatus includes an image extraction unit that extracts first and second feature images representing first and second feature, respectively from a first image group acquired by sequentially capturing images of inside of a subject, and that further extracts third and fourth feature images representing first and second feature, respectively from a second image group acquired before the first image group, a feature data acquiring unit that acquires first and second feature data characterizing a movement of the capsule endoscope between the first and second feature images and between the third and the fourth feature images, respectively, a comparing unit that compares the first feature data with the second feature data, and a display control unit that performs, with respect to the first image group, display control based on a result of the comparison by the comparing unit. | 10-09-2014 |
20140301617 | FLUORESCENCE OBSERVATION APPARATUS, FLUORESCENCE OBSERVATION METHOD AND OPERATING METHOD OF FLUORESCENCE OBSERVATION APPARATUS - Fluorescence generated at a lesion is distinguished from fluorescence generated at portions other than the lesion, and thus, observation is performed by using only the fluorescence generated at the lesion. Provided is a fluorescence observation apparatus including a light radiating portion that radiates excitation light onto an examination subject; a fluorescence-distribution acquiring portion that acquires an intensity distribution of fluorescence generated at the examination subject due to irradiation with the excitation light from the light radiating portion; and a non-target-region excluding portion that, in the fluorescence-intensity distribution acquired by the fluorescence-distribution acquiring portion, excludes regions in which a spectrum in a specific wavelength band has changed due to a specific biological component whose concentration in a lesion is lower than in other portions. | 10-09-2014 |
20140300719 | INSPECTION MANAGEMENT APPARATUS, SYSTEM, AND METHOD, AND COMPUTER READABLE RECORDING MEDIUM - An inspection management apparatus includes: a schedule generation unit that, based on a scheduled start date and time of examination, a scheduled start date and time of observation, a predictive transfer time of image data from a receiving device to an inspection management apparatus, and a predictive image processing time for each type of image processing, calculates an image transfer start date and time from the receiving device to the inspection management apparatus, and calculates an image processing start date and time of the transferred image data; and a control unit that starts acquisition of the image data transmitted from the receiving device when the image transfer start date and time comes, and causes, when the image processing start date and time comes, an image processing unit to perform specified image processing on the image data that the transfer has been started on the image transfer start date and time. | 10-09-2014 |
20140298932 | ENDOSCOPE APPARATUS - An endoscope apparatus includes: an insertion portion; an insertion assisting mechanism portion that is provided on an outer circumference of the insertion portion and is rotatable in a first rotational direction, or a second rotational direction that is the opposite direction to the first rotational direction; a drive portion that generates a driving force for causing the insertion assisting mechanism portion to rotate; a drive shaft that can be rotated by a driving force of the drive portion, and with respect to which a torsional rigidity in a fourth rotational direction that is an opposite direction to a third rotational direction is set so as to be higher than a torsional rigidity in the third rotational direction; and a drive mechanism portion that, by means of the drive shaft rotating in the fourth rotational direction, causes the insertion assisting mechanism portion to rotate in the first rotational direction. | 10-09-2014 |
20140296771 | INSERTION BODY, INSERTION APPARATUS, ROTATION UNIT AND ROTATIVE FORCE TRANSMISSION UNIT - An insertion body includes: a base arranged in the central axis; a rotating body provided on an outer periphery of the base and rotatable around the central axis; and a channel which includes a guide provided at the base such that the rotative force transmitting section is able to be guided between a first position in which the rotative force transmitting section in the longitudinal axis can be inclined from the central axis when the rotative force transmission unit is inserted from the outside to the inside and a second position in which the rotative force transmitting section in the longitudinal axis is parallel to the central axis and a rotative force can be transmitted to the rotating body from the rotative force transmitting section, and through which the rotative force transmission unit is inserted through the opening end and the guide. | 10-02-2014 |
20140296640 | BENDING OPERATION APPARATUS FOR ENDOSCOPE AND ENDOSCOPE INCLUDING THE BENDING OPERATION APPARATUS - A bending operation apparatus for an endoscope includes a bending operation knob, a first movable disk, a second movable disk, a cam member, a fixed disk, an annular member, and a step portion that is provided at the annular member and comes into contact with a base portion of the cam member as the cam member is pivoted in another direction to cause the second movable disk to move from a second position to a first position. | 10-02-2014 |
20140296639 | ENDOSCOPE APPARATUS - An endoscope apparatus includes: an insertion portion to be inserted into a living body, an optical fiber that is inserted through the insertion portion and emits light from a light source, a fixing member that holds the optical fiber in the insertion portion in a state where the optical fiber is protruded in a distal end direction of the insertion portion, an actuator that causes the distal end of the optical fiber to swing, and a distal end optical system having an optical characteristic in which a focal point position of the light is behind a distal end of the insertion portion when the optical fiber protruded from the fixing member is shortened by a predetermined length. | 10-02-2014 |
20140296636 | ENDOSCOPE - A distal end bending piece subjected to processing for fastening a nail-plate portion so as to allow seesaw movements is assembled on a proximal end side of a distal end rigid portion, a sleeve is inserted from a rear side, and the sleeve is fitted and fixed to the distal end rigid portion in a state where a distal end bending piece is housed in the sleeve, thereby allowing a first nail-plate portion to elastically press an inner circumferential surface of the sleeve and allowing a second nail-plate portion to elastically press a bottom surface of a recessed portion of the distal end rigid portion at a predetermined contact pressure. Such a configuration enables a secure and stable electrical conduction between the distal end rigid portion and the distal end bending piece without interfering with a reduction in a diameter of the insertion portion. | 10-02-2014 |
20140296634 | BODY-INSERTABLE DEVICE SYSTEM AND IN-VIVO OBSERVATION METHOD - An object of the present invention is to actively control at least one of the position and direction of the imaging field in a subject and to observe a desired observed region in the subject certainly in a short period of time. A body-insertable device system according to the present invention includes a capsule endoscope | 10-02-2014 |
20140296632 | ENDOSCOPE, AND TREATMENT INSTRUMENT FOR ENDOSCOPE - A medical instrument system includes an elongated member having an inner space in a direction of a longitudinal axis, an insertion section installed at the inner space and having a bending section capable of being bent, a manipulation section configured to manipulate the bending section, a first manipulation member transmitting a driving force of the bending section in accordance with the manipulation by the manipulation section, a second manipulation member arranged in the direction of a longitudinal axis, a connecting section having a first connecting section and a second connecting section and capable of connecting the first manipulation member and the second manipulation member, and a switching mechanism having a first acting section and a second acting section and switching between a connection state and a release state in accordance with a relative movement between the elongated member and the insertion section. | 10-02-2014 |
20140296631 | MEDICAL TREATMENT ENDOSCOPE WITH A POSITIONING MECHANISM - A medical treatment endoscope includes: an insertion portion which has a lumen formed along a longitudinal axis of the insertion portion and is configured to be inserted into a body cavity, a lateral opening portion which extends in a lateral surface of the insertion portion, from a distal end surface of the insertion portion to a proximal end side of the insertion portion, an elastic member which is provided in an inner wall of the lumen at a position separated from an edge of a proximal end of the insertion portion in a direction toward a distal end side of the insertion portion, and a tubular arm which includes a bendable bending part provided at a distal end side of the tubular arm. | 10-02-2014 |
20140288555 | MEDICAL TREATMENT INSTRUMENT - A medical treatment instrument operation unit includes a sliding portion capable of advancing and retracting to a body portion and rotating around a longitudinal axis of the body portion and connected to a proximal end portion of the operating member, and a regulating portion switchable to a movable state where regulating portion is capable of advancing, retracting, and rotating to the body portion and a limited state where the advance, retraction, and rotation of sliding portion to the body portion is limited. The regulating portion includes a rotatable dial portion, and a shaft-shaped member screwed to the dial portion to be relatively advanceable and retractable thereto in a direction in which the shaft-shaped member is brought close to and separated from the body portion. Movable and limited states are switched as the shaft-shaped member comes close to and separates from the body portion with the turning of the dial portion. | 09-25-2014 |
20140288554 | HIGH-FREQUENCY KNIFE - A high-frequency knife conduit line and opening hole opening communicate allowing fluid to flow between a rod-shaped electrode outer peripheral surface and the opening hole inner peripheral surface. The guide hole is smaller than the opening and is further toward a radial inner side than the opening outer edge and further toward a radial outer side than the rod-shaped electrode. The fluid is released from the opening to the outside of the sheath over the whole circumference of the rod-shaped electrode on the radial outer side while an electrode portion protrudes toward the sheath distal end portion separating a larger-diameter portion from a supporting member. The fluid is injected to the larger-diameter portion front through the guide hole as the opening hole and the guide hole communicate while the electrode portion is pulled back toward the sheath proximal end portion so that the larger-diameter portion abuts against the supporting member. | 09-25-2014 |
20140288465 | ULTRASOUND SURGERY SYSTEM - An ultrasound surgery system includes: a handpiece including an ultrasound transducer that generates ultrasound vibration and a treatment portion to which the ultrasound vibration is transmitted; a drive current output section provided in a power supply apparatus to which the handpiece is detachably connected, the drive current output section producing and outputting a drive current for driving the ultrasound transducer; a drive frequency output section that detects and outputs a drive frequency for driving the ultrasound transducer with a resonant frequency of the ultrasound transducer; a first information storage section that stores first information including a parameter unique to the handpiece; and a variable current setting section that variably sets the drive current produced by the drive current output section, based on the drive frequency detected by the drive frequency output section, in order to maintain an amplitude or a vibration velocity of the ultrasound vibration in the treatment portion at a predetermined value. | 09-25-2014 |
20140276805 | TREATMENT DEVICE USING ENERGY - A treatment portion of a treatment device includes a pair of jaws, an energy emitter, a base having has electric insulation, an outer edge, first to third channels and a support portion. The first channel is formed by the energy emitter, the base, and the outer edge, fluid emanating from the living tissue of the treatment target flows into the first channel. The second channels are provided between the base and the outer edge. The third channel is provided between the outer edge and the energy emitter to allow the fluid emanating from the living tissue to flow toward the first channel. The support portion couples the base to the outer edge so that the fluid emanating from the living tissue flows into the first channel, and supports the living tissue to prevent it from coming into the first channel when it is held between the pair of jaws. | 09-18-2014 |
20140275787 | ENDOSCOPE CLEANING SHEATH AND ENDOSCOPE DEVICE - An endoscope cleaning sheath includes a sheath main body, a distal-side fixing portion fixed to a distal portion of the sheath main body, and a proximal-side fixing portion fixed to a proximal portion of the sheath main body. The endoscope cleaning sheath includes a linear portion having a distal end fixed to the distal-side fixing portion at a distal-side connecting position and a proximal end fixed to the proximal-side fixing portion at a proximal-side connecting position, extended along a linear core axis between the distal-side connecting position and the proximal-side connecting position, and having a higher tensile strength in directions parallel to the longitudinal axis than the sheath main body. | 09-18-2014 |
20140267657 | ENDOSCOPE APPARATUS - An endoscope apparatus includes: an image pickup portion that, with respect to return light including a plurality of wavelength band components that is generated accompanying irradiation of illuminating light onto an object, receives the return light with a plurality of different spectral sensitivities and generates an image pickup signal for each of the spectral sensitivities; a correction portion that, based on a spectral distribution of the return light and spectral sensitivity characteristics of the image pickup portion, sets a correction coefficient so that spectral distributions for each of the plurality of wavelength band components included in the image pickup signals become a similar shape to each other; and a calculation portion that, based on the correction coefficient, performs a calculation that separates image pickup signals into each wavelength band component among the plurality of wavelength band components included in the return light. | 09-18-2014 |
20140253685 | MEDICAL APPARATUS - A medical apparatus includes: a storage section that stores three-dimensional image information in a subject, the three-dimensional image information being acquired in advance; an image pickup unit that acquires an optical image in the subject; a luminal organ extracting section that extracts image information of a three-dimensional shape of a specific luminal organ in the subject; a position correspondence control section that sets correspondence between two coordinate systems; a feature information acquisition section that acquires feature information in the image information of the extracted three-dimensional shape of the specific luminal organ; an associated image generating section that generates an image in which the feature information is associated with the image information of the three-dimensional shape of the specific luminal organ; a control section that performs control to display a piece of the feature information in the vicinity of the position information of the image pickup unit, etc. | 09-11-2014 |
20140249553 | HEMOSTATIC CLIP - A hemostatic clip includes: a clip body formed by folding an intermediate section of a belt-like member; and a holding tube. The clip body includes: a first member formed of a first metallic material that is elastically deformable; and a pair of second members that are formed of a second metallic material having a lower elastic strain limit than an elastic strain limit of the first metallic member and are connected to respective both ends of the first member. The holding tube is configured to change an opening width of the clip body by holding part of the clip body in the holding tube. | 09-04-2014 |
20140247333 | ENDOSCOPE AND METHOD FOR MANUFACTURING THE SAME - An endoscope includes an objective optical system fixed in an observation window provided in a distal end portion main body of the endoscope, an imaging optical system configured to form an image of light incident via the objective optical system and to cause the light to be incident on an imaging element, a ring-shaped member whose outer periphery is circular and in which at least a part of the imaging optical system is arranged on an inner periphery of the ring-shaped member, with an optical axis of the imaging optical system being eccentric with respect to a central axis of the outer periphery, and a frame body in which a through hole that has a long hole shape having a diameter in a minor axis direction thereof equal to an outer diameter of the ring-shaped member is provided and the ring-shaped member is fitted into the through hole. | 09-04-2014 |
20140243819 | SURGICAL APPARATUS - A surgical apparatus includes a treatment portion, a high-frequency output portion or the like that supplies energy such as a high-frequency current, a liquid feeding tube, a suction tube, a liquid feeding unit, a suction unit, two driving portions, and a CPU as a control portion. Based on stopping of the supply of energy from the high-frequency output portion or the like, the CPU controls at least one of the two driving portions after the supply of energy stops so that an output level of the liquid feeding unit/suction unit becomes higher than an output level of the liquid feeding unit/suction unit during supply of the energy. | 08-28-2014 |
20140240476 | IMAGING UNIT AND IMAGING MODULE - An imaging unit includes: a columnar optical member including an incident surface on which light is incident, a reflecting surface for reflecting the light incident from the incident surface in a direction different from the incident surface, and an emission surface for causing the light incident from a direction orthogonal to the incident surface and reflected from the reflecting surface to travel in a straight line and emitting the light to the outside; an imaging device including a light receiving unit, formed on a surface of the imaging device, for receiving the light emitted from the emission surface and performing photoelectric conversion on the light; and a cylindrical imaging holder, protruding from at least part of an outer edge of one end in line with a side surface shape of the optical member, for defining the position of the incident surface and holding the optical member. | 08-28-2014 |
20140238138 | ULTRASOUND PROBE SYSTEM - An ultrasound probe system includes a main body portion, an ultrasound observation portion transmitting ultrasound in a side surface direction of the main body portion and receiving a reflected wave, a distal-end portion provided such that a proximal-end face, on a proximal-end side is adjacent to a distal-end in an axial direction of the main body portion, a sheath portion housing the main body portion inside to be capable of advancing and retracting in the axial direction, a distal-end face arranged at a distal-end of the sheath portion and facing the proximal-end face, a specimen collecting portion provided on the proximal-end face and/or the distal-end face, the specimen collecting portion being formed at an acute angle to separate a specimen from a subject, and an edge portion arranged on the proximal-end face or the distal-end face to cross the entire circumference of the specimen collecting portion to cut the specimen. | 08-28-2014 |
20140236140 | TREATMENT SYSTEM - A treatment system includes a holding section that has a heat generation section, a signal output section that supplies a drive signal to the heat generation section, a setting section that sets a target temperature of the heat generation section, a signal detection section that detects the drive signal, a signal extraction section that extracts an extracted signal of a predetermined frequency band from the drive signal detected by the signal detection section, a fault detection section that detects a precursory phenomenon of a fault of the heat generation section when the extracted signal reaches a predetermined threshold, and a control section that controls the drive signal to the heat generation section in a treatment mode for treating the living tissue at the target temperature or in a test mode for detecting the precursory phenomenon. | 08-21-2014 |
20140236018 | ULTRASOUND TRANSDUCER ELEMENT AND ULTRASOUND ENDOSCOPE - An ultrasound transducer element includes a plurality of electrostatic capacitance type ultrasound cells each having a lower electrode portion and a membrane including an upper electrode portion that are oriented and disposed via a cavity circular in plan view, and a thickness of the cavity monotonously decreases in a curved manner toward an outer circumferential portion from a center portion of the cavity. | 08-21-2014 |
20140230562 | TUBULAR INSERTION DEVICE - A tubular insertion device includes a tubular insertion portion including a flexible portion in a predetermined part, bending sensors distributed and arranged in the flexible portion, and an operation support information calculating unit. The operation support information calculating unit extracts operation support information including at least first external force information regarding an external force applied to the tubular insertion portion by a combinational calculation based on detection information from the bending sensors. | 08-21-2014 |
20140222051 | TISSUE EXCISION METHOD - Provided is a tissue excision method that excises a partial tissue within an excision region set in a hollow organ over an entire thickness direction. The tissue excision method includes a first process of gripping a peripheral edge portion of the excision region from the inside of the hollow organ; a second process of moving the portion and drawing the folded hollow organ into a slit with a predetermined width; a third process of suturing a part located outside the excision region so as to be integral over the thickness direction; and a fourth process of cutting the portion of the drawn hollow organ along the peripheral edge of the excision region. In the second process, a portion of a fluid within the hollow organ is moved out of the hollow organ to keep the internal pressure within a fixed range while drawing the portion of the hollow organ. | 08-07-2014 |
20140222024 | MEDICAL MANIPULATOR - A medical manipulator includes: a longitudinal member; a pair of arms which are provided in a distal end of the longitudinal member; a bending portion which is provided in at least one of the pair of arms; a first connecting rod which is connected to the bending portion; a second connecting rod which is connected to the pair of arms; an operating lever which is fixed to a proximal end of the first connecting rod and a proximal end of the second connecting rod; a first guide portion which is configure to guide movement of the operating lever from a first position to a second position; a second guide portion which is configured to guide movement of the operating lever from the second position to a third position; and a guide member which is configured to switch between a first state and a second state. | 08-07-2014 |
20140221878 | ULTRASONIC PROBE AND MANUFACTURING METHOD OF ULTRASONIC PROBE - A manufacturing method of an ultrasonic probe includes analyzing a first lateral vibration which is superposed on a longitudinal vibration because of an asymmetric shape of a distal asymmetric portion when the ultrasonic probe is longitudinally vibrated. The manufacturing method includes specifying a bending position to bend a proximal-direction side part of the ultrasonic probe so that the proximal-direction side part is parallel to a X-Y plane and tilted relative to a X-axis, a second lateral vibration, which has the same wavelength and vibration direction as the first lateral vibration and which is in anti-phase with respect to the first lateral vibration, being superposed on the longitudinal vibration and the first lateral vibration in the ultrasonic probe while the ultrasonic probe is bent at the bending position. | 08-07-2014 |
20140221739 | ADVANCE AND RETREAT ASSIST TOOL OF ENDOSCOPIC TREATMENT INSTRUMENT AND ENDOSCOPIC SYSTEM - An advance and retreat assist tool includes a base unit, a fixing unit and a first tubular member. The advance and retreat assist tool further includes a fixing portion which fixes the treatment instrument to the first tubular member, a rotary portion which provided in the first tubular member and an advance and retreat mechanism which advances and retreats the first tubular member on the basis of the a rotation force of the rotary portion. | 08-07-2014 |
20140214142 | TREATMENT SYSTEM - A treatment system includes a holding section that has a heat generation section for applying thermal energy and holds a living tissue, a signal output section that supplies a drive signal to the heat generation section, a signal detection section that detects the drive signal, a signal extraction section that extracts an extracted signal of a predetermined frequency band from the drive signal detected by the signal detection section, a fault detection section that detects when a precursory phenomenon of a fault of the heat generation section the extracted signal reaches or exceeds a predetermined threshold, and a control section that performs control, when the fault detection section detects the precursory phenomenon, so as to reduce power of the drive signal supplied from the signal output section to the heat generation section. | 07-31-2014 |
20140214063 | OPERATIVE METHOD FOR LUMEN - Full-thickness excision of tissue of a lesion in a lumen is performed through a natural orifice. Specifically, the tissue surrounding the lesion that is in a folded state is joined and severed using a linear stapler. The linear stapler includes a cutter and is inserted into the lumen. Joining and cutting is performed while organs outside of the lumen are pushed in a direction away from the lesion with the tip of the linear stapler. As a result of these steps being repeatedly performed along the periphery of the lesion, the lesion is excised. | 07-31-2014 |
20140211049 | IMAGE PICKUP APPARATUS - An image pickup apparatus includes: an image pickup device that outputs pixel signals picked up by a plurality of pixels arranged in a two-dimensional manner for picking up an image of an object; a white spot positional information storage portion that stores positional information of a white-spot pixel that exists in the image pickup device; an image pickup device drive portion; and a white spot correction portion that, based on positional information of the white-spot pixel that is read out from the white spot positional information storage portion, performs correction with respect to the pixel signal of the pixel that is determined to be the white-spot pixel based on a white spot correction value calculated based on seven pixels that surround a pixel that is determined to be the white-spot pixel. | 07-31-2014 |
20140210975 | SCANNING ENDOSCOPE SYSTEM - A scanning endoscope system includes: a scanning endoscope including a light-guiding section that guides illumination light, a driving section that causes the light-guiding section to swing such that an irradiation position of the illumination light draws a trajectory corresponding to a predetermined scanning pattern; and a light-receiving section that receives return light of the illumination light; a test chart device including a plane portion having first and second regions; a light detection section that outputs a signal corresponding to an intensity of the return light; a pixel generation section that generates pixels on the predetermined scanning pattern; a first correction value calculation section that calculates a correction value based on a pixel value of each of the pixels in the first region; and a second correction value calculation section that calculates a correction based on a pixel position of each of the pixels in the second region. | 07-31-2014 |
20140207132 | TREATMENT SYSTEM - A treatment system includes a treatment instrument that has a pair of freely openable/closable holding sections for applying thermal energy generated by a heat generation section to a living tissue LT held between the holding sections, a signal output section that supplies an alternating current drive signal to the heat generation section, a setting section that sets a target temperature of the heat generation section, a signal detection section that detects a current and a voltage of the drive signal, a control section that controls a temperature of the heat generation section by adjusting power of the drive signal, a signal extraction section that extracts a direct current component from the drive signal detected by the signal detection section and a fault detection section that detects a precursory phenomenon of a fault of the heat generation section based on the extracted signal extracted by the signal extraction section. | 07-24-2014 |
20140204475 | Endoscope Objective Lens - An object is to provide an endoscope objective lens in which the aberrations are less susceptible to manufacturing errors and in which the variation in field curvature caused by focusing is small. There is provided an endoscope objective lens including: in sequence from an object side, a front group having negative refractive power, an aperture stop, and a rear group having positive refractive power; and a focusing lens that has a negative refractive power and that can be inserted into an optical path between the front group and the rear group. The focusing lens is inserted into the optical path in a normal observation state and is retracted from the optical path in a short-distance observation state, in which the working distance is smaller than that in the normal observation state. | 07-24-2014 |
20140204188 | ENDOSCOPE APPARATUS AND DETERIORATION DETECTION METHOD OF POLARIZATION ELEMENT OF ENDOSCOPE - An endoscope apparatus includes a flash memory that stores a reference value of a color balance adjustment value of an endoscopic image of an endoscope that picks up an object through a polarizer. The endoscope calculates, from the reference value and the color balance adjustment value of the endoscope after elapse of a predetermined time period, an amount of change in the color balance adjustment value; judges whether or not the calculated amount of change is equal to or larger than a predetermined threshold; and, when the amount of change is equal to or larger than the predetermined threshold, outputs a predetermined output. | 07-24-2014 |
20140204187 | ENDOSCOPE IMAGE PROCESSING DEVICE, ENDOSCOPE SYSTEM, AND IMAGE PROCESSING METHOD - An endoscope image processing device includes an image acquisition section and a boundary region correction section. The image acquisition section acquires image signals that form a front image corresponding to a front field of view and a side image corresponding to a side field of view as a single acquired image. A region within the acquired image that corresponds to the front field of view is referred to as a front region, and a region within the acquired image that corresponds to the side field of view is referred to as a side region. The boundary area correction section performs a process that causes at least one of an image of the front region and an image of the side region to overlap a boundary region that is a region that defines a boundary between the front region and the side region. | 07-24-2014 |
20140203170 | IMAGING SYSTEM - An imaging system includes: an illumination unit configured to emit illumination light for illuminating a subject; a light receiving unit in which pixels are arranged two-dimensionally, each pixel being configured to receive light and generate an electric signal by performing photoelectric conversion of the light; a readout unit configured to sequentially read out the electric signal from the light receiving unit for every horizontal line; and an illumination controller configured to keep intensity of the illumination light emitted from the illumination unit constant in at least a part of a readout period where the readout unit reads out the horizontal line of the light receiving unit in one frame or one field period, and configured to variably control an illumination time of the illumination light emitted from the illumination unit, outside the readout period. | 07-24-2014 |
20140200513 | ENDOSCOPE - A first housing region A which is provided in the operation portion and in which a bending drive mechanism is housed, a second housing region B which is provided in the operation section and in which a flexible member is housed, and a third housing region C which is provided in the operation portion and in which an electric part is housed are provided, the first housing region A and the second housing region B are located to be lined up in an orthogonal direction Q, and the third housing region C is located to be adjacent to both of the first housing region A and the second housing region B so that a first boundary line T | 07-17-2014 |
20140198398 | Endoscope Objective Optical System - Provided is an endoscope objective optical system | 07-17-2014 |
20140198249 | CONTROL APPARATUS AND IMAGING SYSTEM - A control apparatus includes a control unit configured to control a cycle from a first irradiation start timing to a second irradiation start timing to be shorter than a cycle of each of first and second picture periods. The first irradiation start timing is a timing at which a light source device starts radiating pulsed illumination light in the first picture period in which an image pickup device performs reading. The second irradiation start timing is a timing at which the light source device starts radiating the illumination light in the second picture period succeeding the first picture period and having the same cycle as the first picture period. | 07-17-2014 |
20140194871 | SURGICAL DEVICE - A surgical apparatus includes: a treatment section treating a living tissue; an energy generation section providing high-frequency current to the treatment section; a liquid feeding conduit feeding a liquid to the living tissue; a suction conduit suctioning the liquid; an energy control section that outputs a high-frequency output control signal for controlling the energy generation section; a first pump drive section that feeds the liquid from the liquid feeding conduit while the high-frequency current is output, according to a command of the high-frequency output control signal, and stops feeding of the liquid, according to a command of the high-frequency output control signal; and a second pump drive section that suctions the liquid from the suction conduit for a predetermined period of time or in a predetermined amount, according to a command for stopping the high-frequency output control signal, and stops suction of the liquid after the suction. | 07-10-2014 |
20140194693 | ENDOSCOPE APPARATUS AND TREATMENT APPARATUS - An endoscope apparatus includes: a laser light source that generates laser light; an optical fiber that guides laser light inputted to a proximal end and applies the laser light to a subject from a distal end; an actuator swinging a distal end portion of the optical fiber; the conductive wire provided in close contact with the optical fiber, and connected to the actuator; a signal generator that generates a drive signal for driving the actuator, the drive signal being conducted by the conductive wire; a detection circuit that detects a current flowing in the conductive wire when the signal generator generates the drive signal, and detects that the conductive wire is broken, based on the detected current value; and a controller that controls an amount of illuminating light based on a result of determination of whether or not the conductive wire is broken in the detection circuit. | 07-10-2014 |
20140194692 | ENDOSCOPE AND ENDOSCOPE APPARATUS - An endoscope has an insertion portion inserted through a living body, an illumination fiber arranged at a distal end of the insertion portion and irradiates the living body with illumination light, a detection fiber which detects return light from the living body, an actuator which swings a free end of the illumination fiber, and a ferrule which has a through-hole based on a diameter of the illumination fiber and is arranged between the illumination fiber and the actuator. The actuator has an actuator arranged at a first side face of the ferrule and an actuator arranged at a second side face of the ferrule that is different from a face point-symmetric to the first side face with respect to an axial direction of the illumination fiber. | 07-10-2014 |
20140194691 | SCANNING ENDOSCOPE APPARATUS - A scanning endoscope apparatus includes a light source section that emits illumination light, an optical fiber that irradiates the illumination light from a distal end to a subject with directivity, a drive element and a scanning drive section that perform scanning by the distal end of the optical fiber, a first light detection section that detects light from a direction of the distal end of the optical fiber, a second light detection section that detects light from an entire scanning range, and an image processing section that forms image information to be outputted to a display section based on a result of addition of a detection result corresponding to an external factor light component in a first light detection result and a second light detection result. | 07-10-2014 |
20140194682 | INSERTION DEVICE - An insertion device includes an idle state detector detecting an idle state in which an insertion section does not move in directions along the longitudinal axis when a rotation unit rotates in directions around the longitudinal axis, and a movement displacement calculator calculating a rotation direction and amount of the rotation unit based on a driving direction and amount of the driving member and calculating a movement displacement of the insertion section from a reference position in directions parallel to the longitudinal axis based on the rotation direction and amount of the rotation unit. the movement displacement calculator calculates the movement displacement of the insertion section so that a movement amount of the insertion section in the longitudinal directions while the idle state being detected is zero. | 07-10-2014 |
20140192551 | LIGHT SOURCE APPARATUS AND LIGHT-ADJUSTING METHOD FOR LIGHT SOURCE APPARATUS - A light source apparatus includes: a lamp, a diaphragm device, a CPU that causes the diaphragm device to execute adjustment of an emission amount of illumination light on the basis of a target brightness signal generated based on brightness of an image obtained by picking up an image of a subject; a CPU that switches between illumination modes, and a mode switching switch. During a period after an instruction for switching from one of an illumination mode corresponding to normal light observation mode and an illumination mode corresponding to special light observation mode to the other is given until the switching by the CPU is completed, the CPU causes the diaphragm device to execute adjustment of the emission amount of the illumination light based on a correction value obtained by correcting a current diaphragm value at the time when the instruction for switching is given using a predetermined coefficient. | 07-10-2014 |
20140192176 | MEDICAL CONTROL SYSTEM - A medical control system comprises: first and second controllers; a touch panel operation unit which receives an operation to the controllers; a switching unit which selectively switches a connection state between first and second states. The operation unit has a touch signal transmission unit which transmits a signal to the first controller when and the operation unit is touched in the first state. The first controller has a first operation command transmission unit which transmits to a peripheral equipment an command in which an operation content of the peripheral equipment is specified by the signal, a first connection state detection unit which detects a change of connection state from the first state to the second state by the switching unit during a period the operation unit is being touched, a first control unit which stops a transmission of the command in accordance with a detection result of the detection unit. | 07-10-2014 |
20140190806 | OPERATION COMMAND TRANSMITTING DEVICE - An operation command transmitting device includes a coupling portion coupling a bar portion to a housing so that the bar portion is movable relative to the housing along a central axis and the bar portion is allowed to be tilted around a supporting axis passing through the bar portion, and an abutment portion with which the bar portion comes into abutment when the bar portion is tilted from an untilted neutral condition. The operation command transmitting device includes an axis defining portion defining the supporting axis so that a position of the supporting axis relative to the housing does not change regardless of a tilting of the bar portion and a movement of the bar portion along the central axis. | 07-10-2014 |
20140190305 | INTRODUCING DEVICE SYSTEM - An introducing device system includes: an insertion portion; a bending portion which is provided at the insertion portion; an operation portion through which an input operation is performed for bending the bending portion; a pulling member connected to the bending portion and pulled in accordance with the operation through the operation portion; a detection section that detects a moving state of the pulling member; a driving unit that rotationally drives; a driving force transmitting unit including an inner circumferential surface configured to be able to contact an outer circumferential surface of the driving unit, and an outer circumference on which the pulling member is wound, the driving force transmitting unit being reduced in diameter in accordance with pulling of the pulling member; and a driving unit control section controls the driving unit when the moving state detected by the detection section is different from a state determined in advance. | 07-10-2014 |
20140188081 | FLEXIBLE TUBE FOR ENDOSCOPE AND ENDOSCOPE - A flexible tubular portion for an endoscope having a central axis includes a spiral tube, an outer layer covering the outside of the spiral tube, and an inhibiting portion. The spiral tube includes, along the longitudinal direction of the central axis, a closely wound portion to which an initial tension is applied, and sparsely wound portions provided on the distal side and the proximal side of the closely wound portion. The inhibiting portion inhibits the movement of at least a part of the sparsely wound portions relative to the outer layer in the longitudinal direction of the spiral tube. | 07-03-2014 |
20140188014 | ULTRASONIC SURGICAL APPARATUS - A treatment portion includes a treatment region which treats a treatment part with a liquid which has flowed out from a distal end opening portion and with ultrasonic vibrations while the treatment region is in abutment with the treatment part. The treatment portion further includes a hydrophilic region which is formed by the application of a hydrophilic coat and which is provided in part of the circumferential surface of the treatment portion to be provided from the treatment region to an end portion of the treatment portion located in the distal end opening portion in a longitudinal axis direction. | 07-03-2014 |
20140188012 | ULTRASONIC PROBE - An ultrasonic probe includes a first coupled vibration member and a second coupled vibration member each of which extends along a longitudinal axis between a first anti-node position of an ultrasonic vibration and a second anti-node position of the ultrasonic vibration located to a distal direction side of the first anti-node position. The second coupled vibration member vibrates in the same mode as the first coupled vibration member. A first groove of the first coupled vibration member and a second groove of the second coupled vibration member cooperate with each other and thereby form at least a part of a passage inside a multiple-members vibrating portion formed by the first coupled vibration member and the second coupled vibration member. | 07-03-2014 |
20140187939 | TREATMENT INSTRUMENT - A treatment instrument includes an insertion portion and a sample collection portion, wherein the sample collection portion includes a link portion and an advancing/retracting portion and when the advancing/retracting portion is located on a most proximal end side, the advancing/retracting portion and the link portion are connected in the axial direction and thereby become parallel to the insertion portion, when the advancing/retracting portion is located on a most distal end side, a part of the advancing/retracting portion and the link portion overlap and thereby become parallel to the insertion portion, and when the advancing/retracting portion is located between a proximal end portion side and a distal end portion side, the link portion is pushed out in a direction crossing the axial direction of the insertion portion by the advancing/retracting portion and thereby projects from the insertion portion. | 07-03-2014 |
20140187918 | POSITION DETECTION DEVICE, CAPSULE ENDOSCOPE SYSTEM, AND COMPUTER READABLE RECORDING MEDIUM - A position detection device includes: a region acquiring unit that acquires a region where at least two of spheres with receiving antennas as centers and distances between each receiving antenna and a capsule endoscope as radii overlap with one another; an orientation estimating unit that estimates orientations of the capsule endoscope at points in the region based on positional relationships between the points and the receiving antennas, and received strength of signals received by the receiving antennas; and a position determination unit that determines the position of the capsule endoscope based on the positions of the points and the orientations, wherein the position determination unit calculates theoretical values of the received strength at the points, acquires measured values of the received strength at the receiving antennas, and detects a point having a minimum error between the theoretical value and the measured value as the position of the capsule endoscope. | 07-03-2014 |
20140187865 | ENDOSCOPE - An endoscope includes an insertion section including first and second bending portions, a first bending drive mechanism to bend the first portion in the upward direction, first and second distal side-traction members passing inside the insertion section and a proximal side-traction member. The first portion can bend in the upward direction. The second portion is on a proximal side of the first portion and can bend in the upward direction and in right and left directions along a circumferential direction of the upward direction. The first distal side-traction member is fixed to a position of the second portion, separated from the upward direction toward the right. The second distal side-traction member is fixed to a position of the second portion, separated from the upward direction toward the left direction. The proximal side-traction member pulls the first and second distal side-traction members in conjunction with the first bending drive mechanism. | 07-03-2014 |
20140187864 | ENDOSCOPE - An endoscope includes: an insertion portion; an operation portion provided on a proximal end side of the insertion portion, and including a first and a second sheath bodies; a fluid tube, a light guide fiber bundle, and a signal cable extended from a distal end portion and guided into an internal space of the operation portion; a main board provided in the internal space of the operation portion, wherein the fluid tube, the light guide fiber bundle, and the signal cable are provided on a surface of the main board; and an position regulating member attachable/detachable to/from a predetermined position of the main board, and in a state of being attached to the main board, regulates insertion states of the fluid tubes, the light guide fiber bundle, and the signal cable extended from the insertion portion toward the main board into a predetermined insertion state. | 07-03-2014 |
20140187060 | SUBSTRATE CONNECTION STRUCTURE - A substrate connection structure includes: a first substrate having stiffness with a first connector mounted on a front face; a second substrate having stiffness with a second connector detachably attached to the first connector mounted on a front face facing the front face of the first substrate; and a restricting member including a projection portion, the restricting member including a plate-like member and being detachably attachable to the first substrate by being moved along a planar surface of the first substrate, the projection portion projecting from the front face of the first substrate and regulating a position of the second substrate relative to the first substrate in a state in which the restricting member is attached to the first substrate, and limiting a direction in which the second substrate is detached when the second connector mounted on the second substrate is detached from the first connector on the first substrate. | 07-03-2014 |
20140184769 | FLUORESCENCE OBSERVATION APPARATUS - Provided is a fluorescence observation apparatus including: a fluorescence image acquisition section and a reference image acquisition section that acquire a fluorescence image and a reference image of a subject, respectively; a division image generation section that generates a division image by dividing an image based on the fluorescence image by an image based on the reference image; a display section that displays a corrected fluorescence image based on the division image; a correction processing section that applies correction processing to at least one of the reference image and the fluorescence image and/or to the division image prior to the generation of the division image or prior to the display of the corrected fluorescence image; an observation condition determination section that determines observation conditions of the subject; and a correction condition setting section that sets parameters regarding the correction processing according to the observation conditions. | 07-03-2014 |
20140184768 | SCANNING ENDOSCOPE SYSTEM - A scanning endoscope system has a light guide portion that guides an illuminating light, a drive portion capable of causing the light guide portion to swing so that an irradiation position of the illuminating light draws a locus corresponding to a predetermined scanning pattern, a light detecting portion that receives a return light of the illuminating light and outputs a signal, a control portion that drives the drive portion to perform scan so that the irradiation position of the illuminating light becomes a locus in a spiral shape, and an image generating portion that generates an image of an object based on a signal outputted from the light detecting portion in a predetermined timing, wherein the control portion further performs control for driving the drive portion so that the irradiation position of the illuminating light circles on a same circumference in the predetermined timing. | 07-03-2014 |
20140180274 | SURGICAL OPERATION SYSTEM - A surgical operation system has a power supply apparatus that generates a high frequency signal by a first signal producing section, a converter that performs conversion into other energy by supply of the second signal, a surgical treatment instrument including a pair of electrodes, a cable that connects the surgical treatment instrument to the power supply apparatus, a measurement section that measures a high frequency voltage and a high frequency current for a living tissue to which the high frequency signal is supplied via the cable and the surgical treatment instrument, a calculation section that calculates an electrostatic capacity value of the cable and the surgical treatment instrument from the high frequency voltage and the high frequency current that are measured, a determination section that determines whether or not the calculated electrostatic capacity value is smaller than a threshold value for detecting wire breakage, and a control section that performs output control of the high frequency signal and the like on a basis of a determination result by the determination section. | 06-26-2014 |
20140180131 | OPTICAL MEASUREMENT APPARATUS AND ENDOSCOPE SYSTEM - An endoscope system includes: an endoscope with a unit to be inserted into a subject and captures an inside image of the subject by an imaging unit provided in the unit to generate an image signal; an optical apparatus including a measurement probe to be inserted into the subject through the unit; an endoscope unit that switches between observation light of a plurality of wavelengths and outputs the observation light to observe a target object from the unit; a probe unit that outputs measurement light to measure characteristics of the target object via the measurement probe; a light unit that receives return light via the measurement probe, the return light caused by reflection and/or scattering of the measurement light on the target object; and a switching unit that switches a wavelength band of the measurement light to a different wavelength band from the observation light outputted by the endoscope unit. | 06-26-2014 |
20140180012 | ENDOSCOPE SYSTEM - An endoscope system includes: a light transmitting section for transmitting illuminating light and emit the light from a light exit surface; a light receiving section for receiving return light of the light emitted from the light exit surface; a light guiding section for allowing the light to be incident on the light receiving section by totally reflecting return light from a subject or the emitted light at least one or more times; a driving section for allowing an end portion having the light exit surface of the light transmitting section to be swung; a light detecting section for detecting the light received through the light guiding section, as a signal; and a control section for, if the pattern of fluctuations in the signal level by the light detected by the light detected section does not correspond to the predetermined pattern of fluctuations, performing control for lowering a quantity of the illuminating light. | 06-26-2014 |
20140180011 | SCANNING ENDOSCOPE APPARATUS, IMAGE PROCESSING APPARATUS AND OPERATION METHOD OF IMAGE PROCESSING APPARATUS - A scanning endoscope apparatus includes: a light source section that emits illuminating light; an optical fiber that guides and applies the illuminating light from a distal end, the illuminating light having directionality; a drive element and a scanning drive section that scan the distal end of the optical fiber; a light detecting section that detects light from a subject; a shutter and an intermittent light output control section that controls a light application period and an interruption period for the illuminating light; an extrinsic light component removal section that outputs a result of an average value of a plurality of light detection results obtained in the interruption period being subtracted from each of a plurality of light detection results obtained in the light application period; and an image processing section that forms image information for display, based on the result outputted by the extrinsic light component removal section. | 06-26-2014 |
20140180009 | BENDING PORTION AND ENDOSCOPE - A bending portion includes: a bending piece set in which a plurality of bending pieces are continuously provided by forming a convex portion on a first bending piece and a concave portion on a second bending piece by cutting a rigid pipe, the convex portion and the concave portion forming an engagement portion that pivotably couples adjacent bending pieces to each other, wherein a first engagement portion includes: a first convex portion formed on the first bending piece and including a first peripheral portion serving as a first pivoting surface; and a first concave portion formed on the second bending piece and including a first inner circumferential portion on which the first peripheral portion slides, and the first engagement portion has, in the first peripheral portion, a tapered surface having an outer diameter that becomes smaller from a bending piece inner surface side toward a bending piece outer surface side. | 06-26-2014 |
20140180008 | ENDOSCOPE SYSTEM - An insertion portion, a function portion, an operation portion, a universal cord, a connection connector, a drive member that generates a drive force for causing the function portion to act, a connection portion that is provided at the connection connector and has the drive member connected thereto, and a drive force transmitting member that is inserted through the universal cord, and transmits the drive force generated by the drive member connected to the connection portion to the function portion are included. | 06-26-2014 |
20140180004 | ENDOSCOPE APPARATUS - An endoscope apparatus includes a white LED that emits synthesized light of the excitation light and the fluorescence, a CCD that picks up an image of an observation part, a brightness detecting section that detects brightness of an optical image of the observation part based on an image pickup signal outputted by the CCD, a light adjusting circuit that adjusts driving time of the semiconductor light source, a color correction parameter deriving section that derives a first color correction parameter for correcting a gain of a color component signal related to the excitation light in a video signal, and a second color correction parameter for correcting a gain of a color component signal related to the fluorescence, and a color tone varying section that corrects the excitation-light-related gain with the first color correction parameter, and corrects fluorescence-related gain with the second color correction parameter. | 06-26-2014 |
20140177266 | FIBER UNIT - A fiber unit has an illumination fiber and detection fibers. The illumination fiber and the detection fiber comprise a soft portion that is bendable, a distal end hard portion provided at an end thereof and having a greater hardness than the soft portion, and a pitch conversion portion that connects the soft portion and the distal end hard portion and changes a distance between adjacent fibers at the distal end hard portion with respect to a distance between the adjacent fibers at the soft portion, by bending and extending. 1.0 degree06-26-2014 | |
20140177043 | Three-Dimensional-Endoscope Optical System - Provided is a three-dimensional-endoscope optical system that is provided with two objective optical systems having optical axes, which are arranged with a spacing therebetween, and that satisfies the following conditions: | 06-26-2014 |
20140176692 | Endoscope System - An image with an expanded depth of field is more effectively acquired while reducing the manufacturing cost, without enlarging the apparatus. | 06-26-2014 |
20140171833 | ENDOSCOPE TREATMENT SYSTEM - The endoscope treatment system includes an endoscope treatment tool that has an operating section including a distal end and a proximal end, and a sheath that is connected to the distal end of the operating section and is formed with a lumen into which the guide wire is capable of being inserted; a guide wire holder that has a tube member, in which the guide wire is accommodated, and that is circumferentially wound; and a fixing member that couples the operating section to the guide wire holder so that the distal end and the proximal end of the operating section are located outside the circumference of the guide wire holder. | 06-19-2014 |
20140171741 | INSERTION APPARATUS - An insertion portion, a bending portion, a joystick, a pulling wire, a pulley, a C-shaped ring, and an end portion of a cutout portion that is provided at the C-shaped ring, and removes wear debris that is scraped from the pulley with contact of the C-shaped ring to the pulley from the pulley are provided. | 06-19-2014 |
20140167561 | ULTRASONIC VIBRATION APPARATUS - An ultrasonic vibration apparatus includes a vibrator, wherein the vibrator includes at least two vibration elements to generate ultrasonic vibration when a driving voltage is applied to the vibration elements, at least three electrode portions wherein the vibration elements and the electrode portions is alternately arranged side by side in a vibrating direction, at least the three electrode portions includes at least two first electrode portions and at least one second electrode portion alternately arranged in the vibrating direction, the vibrator integrally vibrates ultrasonically in the vibrating direction when the driving voltage is applied to the first electrode portions and the second electrode portion, and a bridging portion coupling and electrically connecting two first electrode portions of at least the two first electrode portions with each other, and the ultrasonic vibration apparatus further includes an anti-vibration portion to suppress vibration of the bridging portion in any other direction except the vibrating direction. | 06-19-2014 |
20140166059 | CLEANING/DISINFECTING APPARATUS - A cleaning/disinfecting apparatus includes: a plurality of attachment portions for attaching an endoscope; a cleaning/disinfecting portion that communicates with the plurality of attachment portions and can execute different types of cleaning/disinfection menus for the respective attachment portions; and an endoscope information reading portion that reads endoscope information from the endoscope. Also, the cleaning/disinfecting apparatus includes: a control portion that determines a cleaning/disinfection menu based on the read endoscope information and outputs attachment portion identifying information for identifying an attachment portion for executing the determined cleaning/disinfection menu; and a notifying portion that notifies the attachment portion identifying information outputted from the control portion. | 06-19-2014 |
20140165772 | INSERTION INSTRUMENT - Contact between a face to be pressed and a cam face in an interaxial direction T of two inner guide sheaths is set so that a contact width H therebetween is shorter than an interaxial distance L, and so that the contact position is located between axes of the two inner guide sheaths. As a result, even in a case where external diameters of two inner guide sheaths that form a pair are slightly different to each other, a braking member can be tilted to cause a contact face to simultaneously come in contact with the respective inner guide sheaths, and a pressing force from an eccentric cam can be transmitted equally to the respective inner guide sheaths. | 06-19-2014 |
20140163373 | ULTRASONIC OBSERVATION APPARATUS, OPERATION METHOD OF THE SAME, AND COMPUTER READABLE RECORDING MEDIUM - An ultrasonic observation includes a frequency analyzer that analyzes a frequency of an echo signal received from an ultrasonic probe for transmitting an ultrasonic wave to a subject and receiving the ultrasonic wave reflected from the subject, to calculate a frequency spectrum, a feature data calculator that calculates feature data reflecting a frequency spectrum shape specific to an artificial material, and an artificial material-highlighted image data generator that generates, based on the feature data, an image in which the artificial material is highlighted. | 06-12-2014 |
20140163371 | TUMOR TISSUE REDUCTIVE PROCEDURE UNDER ULTRASOUND OBSERVATION - A tumor reductive procedure under ultrasound observation includes observing a tissue from an inside or an outside of a body with an ultrasound observation device, dissolving, breaking up, resecting, or vaporizing a tumor inner portion under ultrasound observation by the ultrasound observation device, introducing a solvent for suspension into the tumor inner portion from a distal end of a needle tube arranged in the tumor inner portion, mixing the solvent for suspension with a tumor tissue of the dissolved, broken-up, resected, or vaporized tumor inner portion, and changing the tumor inner portion to a fluid, and collecting the tumor tissue, which is mixed with the solvent for suspension and softened, from the tumor inner portion using the needle tube or another duct after changing the tumor to the fluid under the ultrasound observation. | 06-12-2014 |
20140163357 | POSITION DETECTION APPARATUS, CAPSULE ENDOSCOPE SYSTEM, AND COMPUTER-READABLE RECORDING MEDIUM - A position detection apparatus includes: a distance calculation unit configured to calculate a first distance between each of a plurality of receiving antennas and the capsule endoscope based on each reception strength of a signal received by the plurality of receiving antennas, a total distance calculation unit configured to calculate a total sum of distances from spherical surfaces inside a region where at least three or more spheres out of a plurality of spheres are overlapped, each of the plurality of spheres having a center at each of the plurality of receiving antennas and having a radius of the first distance, and a position determination unit configured to detect, as the position of the capsule endoscope, a position where the total sum of distances from the spherical surfaces is minimum. | 06-12-2014 |
20140163321 | BENDING TUBE AND MEDICAL INSTRUMENT - Included are a bending tube; slits; wire guides; an outer coat member; and hole portions that are formed between particular slits in a distal end region that is forward from a central region on an outer circumference of a cylindrical member, each of the hole portions being communicated with any one of the slits, the wire guides covered by the outer coat member being respectively fixed to the hole portions while being attached to the cylindrical member from an outside thereof. | 06-12-2014 |
20140163316 | ANTENNA CONNECTION UNIT, RECEIVED STRENGTH CORRECTION APPARATUS AND CAPSULE ENDOSCOPE SYSTEM - An antenna connection unit is a unit to which receiving antennas for receiving a wireless signal transmitted from a capsule endoscope introduced into a subject, is connectable. The antenna connection unit includes a received electric field strength detector configured to detect received strength of the wireless signal according to a plurality of pieces of input power from the receiving antennas, a correction parameter generation unit configured to generate a received strength correction parameter for correcting the received electric field strength detector, which is obtained by correcting the plurality of pieces of input power and the received strength corresponding to each input power, based on a reference parameter indicating a relationship between each input power and a detection strength obtained by performing a measurement for a received electric field strength detection circuit as a reference in advance, and a storage unit for storing the received strength correction parameter. | 06-12-2014 |
20140155915 | GASTRIC THERAPY SYSTEM AND METHOD FOR SUTURING GASTRIC WALL - This gastric therapy system includes a loop-forming member that forms a loop along a lesser-curvature-line and a greater-curvature-line in a stomach; a guide member that introduces the loop-forming member into the stomach; and a therapy section that cerclages a part of the gastric wall after looping the loop-forming member. | 06-05-2014 |
20140155709 | CAPSULE MEDICAL DEVICE AND MEDICAL SYSTEM - A capsule medical device includes: a power supply unit; a capsule detection magnetic field generation unit configured to generate a capsule detection magnetic field, with which at least one of a position and a posture of the capsule medical device is detected, upon receiving electric power; a state detection unit configured to detect a state of the capsule medical device; a control unit configured to control power supply to the capsule detection magnetic field generation unit; and a magnetic field response unit configured to respond to a guiding-magnetic field for guiding at least one of the position and the posture, wherein the state detection unit includes a guiding-magnetic field detector configured to detect at least one of a strength, a direction, and a gradient of the guiding-magnetic field, and the control unit controls the power supply in accordance with a detection result of the guiding-magnetic field detector. | 06-05-2014 |
20140155696 | ENDOSCOPE - An endoscope includes: a universal cable that joins an operation portion and a connector; a signal cable inserted through an inside of the universal cable; a frame arranged at a portion of the connector, from which the universal cable extends out, to surround an outer circumference of the universal cable; and a hole formed in a barrel portion of the frame, the hole allowing the signal cable to be inserted therethrough. An excess part of the signal cable is drawn out from the hole and the excess part is wound and stored on the barrel portion of the frame, the barrel portion of the frame with the excess part of the signal cable wound and stored thereon is covered by a rigid tube detachably fixed to the connector, and the rigid tube is covered by a bend preventing portion to reduce concentration of stress from an external force. | 06-05-2014 |
20140155692 | TREATMENT METHOD - A treatment method on tissues in a body cavity includes: a first step of forming a hole for communicating first body tissue with second body tissue while both are in close contact with each other; and a second step of endoscopically inserting a treatment device into the second body tissue through the hole. | 06-05-2014 |
20140148643 | GUIDING APPARATUS AND CAPSULE MEDICAL DEVICE GUIDING SYSTEM - A guiding apparatus includes a magnetic field generation unit, a translation mechanism that translates the magnetic field generation unit relative to a subject, a rotation mechanism that rotates the magnetic field generation unit relative to the subject, an input unit that receives first and second information about operations for changing a position a posture of a capsule medical device, respectively and a control unit that controls the translation mechanism and the rotation mechanism on the basis of the first information and the second information such that the magnetic field generation unit is translated and rotated relative to the subject, wherein, when the input unit receives the second information, the control unit corrects a change in the position of the capsule medical device caused by the rotation of the magnetic field generation unit relative to the subject by translating the magnetic field generation unit relative to the subject. | 05-29-2014 |
20140142573 | GRASPING TREATMENT DEVICE - A grasping treatment device includes a first electrode portion functioning as an electrode when a high-frequency current is transmitted thereto through a probe unit, and a second electrode portion functioning as an electrode when a high-frequency current is transmitted thereto through a sheath unit. The grasping treatment device includes an inter-electrode distance changing unit changing an inter-electrode distance so that a second distance between the electrode portions in a second treatment mode, in which the high-frequency current alone is transmitted to the two electrode portions, is smaller than a first distance between the electrode portions in a first treatment mode, in which at least an ultrasonic vibration is transmitted to a probe electric conducting portion. | 05-22-2014 |
20140142391 | MEASUREMENT PROBE - A measurement probe includes an illumination fiber configured to irradiate a body tissue with illumination light, and a plurality of light receiving fibers configured to receive return light of the illumination light that is reflected and/or scattered from the body tissue. The illumination fiber and the light receiving fibers satisfy the following condition expressions: | 05-22-2014 |
20140142388 | ENDOSCOPE - An insertion portion includes a holding member that holds an observation portion, and a tubular bending portion. A small-diameter portion of the holding member is fitted into an inside surface of a distal end side portion of the bending portion. A hole portion is provided in the bending portion. A concave portion is provided at the small-diameter portion. A screw member penetrates the hole portion by screw-fastening, and a distal end side thereof is housed in the concave portion. A diameter of the concave portion is larger than an outside diameter of the screw member. A length obtained by adding a depth of the concave portion and a thickness of the distal end side portion of the bending portion is greater than an axial direction length of the screw member. The screw member is held in a non-contacting state with respect to the concave portion in the hole portion. | 05-22-2014 |
20140142380 | CAPSULE MEDICAL DEVICE - A capsule medical device includes: a casing having a capsule shape; a plurality of batteries, each having a first face, a second face, a first electrode and a second electrode; and a short-circuit prevention member, wherein the short-circuit prevention member includes an insulating member having an annular shape, covering the portion of the second electrode, and formed with an aperture from which the first electrode is exposed, an outer diameter of the annular shape is smaller than an inner diameter of the casing, and larger than an outer diameter of the battery, and a diameter of the aperture is larger than a diameter of the first electrode, and smaller than a diameter of the portion of the second electrode. | 05-22-2014 |
20140139306 | MAGNETIC FIELD GENERATION APPARATUS AND CAPSULE MEDICAL DEVICE GUIDING SYSTEM - A magnetic field generation apparatus for generating a guiding-magnetic field which is a magnetic field for magnetically guiding a target object includes a plurality of permanent magnets configured to generate a magnetic field, and a switching unit configured to change relative relationship of the plurality of permanent magnets to switch between a first state in which the plurality of permanent magnets generate the guiding-magnetic field in a predetermined region and a second state in which a strength of the guiding-magnetic field in the predetermined region is less than a strength of the guiding-magnetic field in the first state. | 05-22-2014 |
20140139145 | LIGHT SOURCE APPARATUS FOR ENDOSCOPE AND CONTROL METHOD FOR LIGHT SOURCE APPARATUS FOR ENDOSCOPE - A light source apparatus for an endoscope, which has a lamp, a power source, a light adjustment control module that controls power to be supplied to the lamp within a range not more than an upper limit power based on a brightness instruction signal, and a continuous lighting sensing module that measures a continuous lighting time period from time when the lamp shifts from being extinguished to being lighted, compares the continuous lighting time period with a predetermined upper limit time period, and initializes the continuous lighting time period while the lamp is extinguished, wherein the upper limit power is set to a first upper limit power when the continuous lighting time period has not reached the upper limit time period, and changed to a second upper limit power lower than the first upper limit power in a stepwise manner when the upper limit time period has not been reached. | 05-22-2014 |
20140135762 | GRASPING TREATMENT DEVICE - A grasping treatment device includes a probe including a first electrode portion in its distal portion, and a jaw configured to open or close relative to the first electrode portion and including a second electrode portion. The grasping treatment device includes a grasping force converting unit converting a grasping force so that a second grasping force between the distal portion of the probe and the jaw in a second treatment mode in which high-frequency current alone is transmitted to the first electrode portion and the second electrode portion is greater than a first grasping force between the distal portion of the probe and the jaw in a first treatment mode in which at least an ultrasonic vibration is transmitted to the distal portion of the probe. | 05-15-2014 |
20140135580 | INSERTION DEVICE WITH THE OPERATION INPUT UNIT - An insertion device sets engage range which it prescribed in return power to the neutral position by elastic force of the spring and rotation resistance force by the slide power by elastic member for dial portion performing curving operation of a curving portion. If a rotary angle is beyond an engage range, the dial part lets a rotary point of view to order return in an engage range and, if there is a rotary angle in an engage range, the dial part keeps a target part in an observation field of vision. | 05-15-2014 |
20140135578 | INSERTION DEVICE AND ROTATING TUBULAR MEMBER - An insertion device includes a support member supporting a rotating tubular member between a base member and the rotating tubular member in diametrical directions and holding the rotating tubular member at a position where a rotation driving force is transmittable from a driving unit to an inner peripheral portion of the rotating tubular member connected to the driving unit. The insertion device includes a distal side ring member maintaining liquid-tightness between an outer peripheral portion of the base member and the inner peripheral portion of the rotating tubular member to a distal direction side of the driving unit placement cavity, and a proximal side ring member maintaining liquid-tightness between the outer peripheral portion of the base member and the inner peripheral portion of the rotating tubular member to a proximal direction side of the driving unit placement cavity. | 05-15-2014 |
20140134071 | ENDOSCOPE CLEANING/DISINFECTING APPARATUS - An endoscope cleaning/disinfecting apparatus of the invention includes: a processing tank including an opening portion; an apparatus main body which performs processing on an endoscope arranged in the processing tank; a lid member which opens and closes the opening portion; an electric actuator which is connected to the lid member and which generates a pressing force for pressing the lid member toward the opening portion; and a control section connected to the apparatus main body and the electric actuator, the control section causing the electric actuator to continue to generate the pressing force for pressing the lid member toward the opening portion in a predetermined period during execution of the processing, and causing the electric actuator to stop generating the pressing force in a period other than the predetermined period. | 05-15-2014 |
20140128741 | ULTRASOUND ELEMENT AND ULTRASOUND ENDOSCOPE - An ultrasound element includes a silicon substrate, a lower electrode layer that has a plurality of lower electrode sections, and a plurality of lower wiring sections, and is connected to a lower electrode terminal to which a drive signal and a bias signal are applied, a lower insulating layer, an upper insulating layer in which a plurality of cavities smaller than the respective lower electrode sections are formed, an upper electrode layer that has a plurality of upper electrode sections that are disposed to face the respective lower electrode sections via the respective cavities, and are smaller than the lower electrode sections and larger than the cavities, and a plurality of upper wiring sections, and is connected to an upper electrode terminal at a ground potential that detects a capacitance signal, and a protection layer. | 05-08-2014 |
20140121526 | ULTRASOUND ELEMENT AND ULTRASOUND ENDOSCOPE - A US element includes a silicon substrate, wherein a lower electrode layer that has a plurality of lower electrode sections, and a plurality of lower wiring sections, and is connected to a lower electrode terminal to which a drive signal and a bias signal are applied, a lower insulating layer, an upper insulating layer in which a plurality of cavities are formed, an upper electrode layer that has a plurality of upper electrode sections and a plurality of upper wiring sections, and is connected to an upper electrode terminal at a ground potential for detecting a capacitance signal, and a protection layer are sequentially stacked on the silicon substrate, and the US element further includes a shield electrode section that is formed at least at an upper side of the lower wiring sections, and is connected to a shield electrode terminal at a ground potential. | 05-01-2014 |
20140121462 | ENDOSCOPE - The endoscope includes a drive section which bends and drives a bending portion, a C ring-shaped member which frictionally engages with a pulley and has a notch portion at a portion, an operation input member which performs bending operation, an operation input-side pulling member which is wound around the C ring-shaped member and extending toward the operation input member and is coupled to the operation input member such that a wrap distance, over which the operation input-side pulling member wraps around the C ring-shaped member across the notch portion, decreases with increase in the amount of operation of the operation input member, and a bending portion-side pulling member which is wound around the C ring-shaped member and extending toward the bending portion and is coupled to the bending portion so as not to wrap around the C ring-shaped member across the notch portion. | 05-01-2014 |
20140118517 | MEDICAL INFORMATION MANAGEMENT APPARATUS AND MEDICAL INFORMATION MANAGEMENT SYSTEM - An order storage unit stores an order for a medical practice to be performed using an endoscopic system. A control unit transmits an order to the endoscopic system via a communication line and also transmits device setting information linked to at least one of a doctor and a medical practice type specified by the order. When the control unit receives a notification of a change from the endoscopic system while the medical practice specified by the order is being performed, the control unit transmits new device setting information corresponding to the change to the endoscopic system. | 05-01-2014 |
20140114431 | MEDICAL STENT - A medical stent comprising a coil formed by winding a wire around an axis, an outer layer formed substantially tubular made from a first resin material, provided on an outer peripheral side of said coil and coaxial to said coil, and an inner layer formed substantially tubular made from a second resin material, provided on an inner peripheral side of said coil and coaxial to said coil. | 04-24-2014 |
20140114131 | SCANNING TYPE ENDOSCOPE AND MANUFACTURING METHOD OF SCANNING TYPE ENDOSCOPE - A scanning endoscope includes an optical fiber that illuminates a living body, a holding member that holds the optical fiber, in which the optical fiber is provided so as to extend from a distal end face by a predetermined length, and a concave portion that communicates with the insertion hole is formed on the distal end face, a drive portion that is provided in the holding member, and causes a free end of the optical fiber that extends from the distal end face of the holding member to scan, and an adhesive portion that is coated on or filled in the concave portion to firmly fix the optical fiber and the holding member to each other, and has a plane which is flush with the distal end face of the holding member formed thereon. | 04-24-2014 |
20140107692 | METHOD OF TREATING A LUMEN REGION OF A SUBJECT - A method of treating a lesion of a tubular organ that communicates with a natural orifice of a subject is provided. In the method, a channel of the tubular organ is closed or substantially closed at a desired first position on a far side of the lesion. Then, the channel is closed or substantially closed at a second position near the orifice, i.e. on a near side of the lesion. Then, the tubular organ is linearized by charging a fluid into a closed space formed between the first and second positions by bringing the tubular organ into a closed or substantially closed state. Treatment tools are inserted into the linearized closed space to treat the lesion. | 04-17-2014 |
20140104707 | Objective Optical System - Provided is an objective optical system comprising, in order from an object side: an aperture stop; a positive first group; a second group; a positive third group; and a fourth group, wherein the first group is formed of a single meniscus lens or plano-convex lens, whose convex surface faces an image side, the second group is formed of a single lens, the third group is formed of a cemented lens consisting of a positive lens and a negative lens, the fourth group is formed of a single lens, and Conditional Expressions ( | 04-17-2014 |
20140104403 | IMAGING SYSTEM - An imaging system includes: an illumination unit that emits illumination light to illuminate a subject; a light receiving unit in which pixels that receive light and photoelectrically convert the received light to generate an electric signal are two-dimensionally arranged; a read unit that sequentially reads the electric signal from the pixels for each horizontal line; and an illumination controller that controls the illumination unit to emit a pulse of the illumination light during a period straddling a read period of the read unit for a first horizontal line and a read period for a second horizontal line which is adjacent to the first horizontal line and which is read immediately after the first horizontal line. | 04-17-2014 |
20140100463 | PROBE AND ENDOSCOPE - A probe is a probe insertable through a channel provided in an endoscope insertion portion. The probe is provided with a plurality of accommodation portions for accommodating a plurality of coil units having a predetermined length and a predetermined height, and a plurality of axial portions. Each accommodation portion includes a base portion having a length substantially equal to the predetermined length in a longitudinal direction of the probe, and two wall portions provided to stand upright at both ends of the base portion in the longitudinal direction at a height substantially equal to the predetermined height from the base portion, and the base portion and the wall portions are integrally formed. The plurality of axial portions extend from the wall portions in the longitudinal direction and connect between the plurality of accommodation portions. | 04-10-2014 |
20140100457 | TREATMENT INSTRUMENT FOR ENDOSCOPE - A treatment instrument for an endoscope includes a specimen sampling tool including arm portions, a loading portion, and a claw portion, a proximal end of the arm portions being fixed, and a tube on an inside of which the specimen sampling tool is placed to be capable of moving back and forth. At least the claw portion is expanded in diameter further to an outer side in a radial direction R than a tube | 04-10-2014 |
20140100424 | SWITCH COVER, SWITCH APPARATUS AND ENDOSCOPE - A switch cover is configured by having a first deformation portion that is connectively provided at a flat surface portion of a cylindrical portion placed to surround a periphery of a switch portion, and deforms by an external stress, a second deformation portion that is connectively provided at a curved surface portion of the cylindrical portion, and deforms by the external stress, and a stress transmitting portion that is connectively provided at the first and the second deformation portions, and transmits a stress having a component in a perpendicular direction to an outer surface of an operation portion main body to the switch portion when the first deformation portion is deformed inward of the cylindrical portion by the external stress. | 04-10-2014 |
20140099008 | ULTRASONIC OBSERVATION APPARATUS, OPERATION METHOD OF THE SAME, AND COMPUTER READABLE RECORDING MEDIUM - An ultrasonic observation apparatus includes: a frequency analysis unit that calculates a frequency spectrum for each of a plurality of locations in a predetermined region of a subject by analyzing frequency of the ultrasonic wave at the plurality of locations; a frequency spectrum approximate equation calculation unit that calculates an approximate equation of the frequency spectrum at the each location calculated by the frequency analysis unit; a deviation calculation unit that calculates deviation between the frequency spectrum at the each location calculated by the frequency analysis unit and the approximate equation of the frequency spectrum calculated correspondingly with the frequency spectrum by the frequency spectrum approximate equation calculation unit; and a deviation display image data generation unit that generates information related to the deviation. | 04-10-2014 |
20140094659 | ENDOSCOPE - An endoscope includes: a window portion that protrudes by a predetermined dimension along an insertion direction of an endoscope insertion portion from a flat portion provided at a distal end of the endoscope insertion portion; an air/water feeding nozzle that ejects a fluid toward the surface of the window portion; and an inclined portion formed at a circumferential edge portion of the window portion; wherein, a second angle of inclination against the flat portion being an angle in a direction along a second axis orthogonal to a first axis at the center of the window portion is made a larger angle than a first angle of inclination against the flat portion being an angle in a direction along a first axis passing through a center of the window portion and extending in an ejection direction of the fluid ejected from the air/water feeding nozzle. | 04-03-2014 |