Patent application number | Description | Published |
20090023992 | DEVICE AND METHOD FOR VIEWING A BODY LUMEN - A device and method for viewing a body lumen are provided. An assembly of a capsule endoscope and an endoscope is inserted into a body lumen. The capsule endoscope is positioned within the body lumen at a predetermined distance from the endoscope, and images are obtained from opposite sides of a desired location in the body lumen. In vivo procedures may be performed, while images of the procedure are obtained from opposite sides of the procedure location. | 01-22-2009 |
20090097725 | Device, system and method for estimating the size of an object in a body lumen - A device and method for capturing in-vivo images allows for size or distance estimations for objects within the images. According to one embodiment of the present invention there may be provided, in an in-vivo device, at least an imager, an illumination source to provide illumination for the imager, an irradiation source to emit for example a light beam or a laser beam in a body lumen and a processor to calculate, based on image illumination parameter values, an estimate of the size of objects in a body lumen. | 04-16-2009 |
20090312631 | DEVICE AND METHOD FOR DETECTING IN-VIVO PATHOLOGY - Devices, systems and methods for detecting in vivo pathology are provided. An in vivo sensing device comprises a reacting layer with at least one type of binding agent attached thereon, a sensor configured for sensing an optical change occurring on the reacting substrate, and at least one illumination source. In-vivo fluids are in constant contact with the reacting substrate so that in vivo marker indicating pathology may bind to the binding agent attached onto the reacting layer and may be viewed by the sensor. | 12-17-2009 |
20090318760 | SYSTEM DEVICE AND METHOD FOR ESTIMATING THE SIZE OF AN OBJECT IN A BODY LUMEN - A device, system and method for capturing in-vivo images allows for size or distance estimations for objects within the images. According to one embodiment of the present invention there may be provided, in an in-vivo device at least an imager, an illumination source to provide illumination for the imager, an energy source to emit for example a light beam or a laser beam in a body lumen and a processor to, based on the light beam or laser beam image, estimate, for example the size of objects in a body lumen. | 12-24-2009 |
20100010312 | DEVICE AND METHOD FOR UNIFORM IN VIVO ILLUMINATION - An in vivo imaging device comprises a viewing window, an illumination unit, a lens holder and a light guide. The light guide may be positioned to create uniformly dispersed illumination and to eliminate backscatter from the viewing window. The light guide may guide light from the illumination unit to a desired position within the in vivo device. In one embodiment, the light guide may be embedded into the lens holder. | 01-14-2010 |
20100305415 | DEVICE, SYSTEM AND METHOD FOR EXAMINING A BODY LUMEN - An in-vivo examining device, system and method for identifying the presence of strictures in the small bowel are provided. The in-vivo examining device includes a monitoring mechanism that becomes deactivated when exposed to in-vivo substances native to the small bowel or the colon, and a degradable device body that includes at least a first body portion which degrades at a slow rate when exposed to in-vivo substances native to the small bowel and at a fast rate when exposed to in-vivo substances native to the colon. The degradation of the degradable device body exposes the monitoring mechanism to substances native to the small bowel or the colon and thus indicates whether the examining device has safely passed through the small bowel or whether it is retained in the small bowel due to strictures in the small bowel. | 12-02-2010 |
20110034795 | Device, system and method for in-vivo imaging of a body lumen - An in-vivo device, system and a method for imaging a body lumen, typically liquid filled body lumen. The in-vivo device may have a specific gravity of about 1 or a volume to weight ratio that enables it to float. The in-vivo device may include an optical system for viewing through a body lumen liquid and another optical system for viewing through a non liquid medium. The in-vivo device may be moved through the body lumen by the liquid movement in that lumen. | 02-10-2011 |
20110169931 | IN-VIVO IMAGING DEVICE WITH DOUBLE FIELD OF VIEW AND METHOD FOR USE - An in-vivo imaging device incorporating a double field of view imaging system, having a wide field of view with moderate magnification, and a narrow field of view with substantially higher magnification, axially superimposed thereon. A single imaging array is used for both fields of view. At least some of the optical elements are shared between both of the two different field of view imaging systems. The imaging elements for the high magnification system, being of substantially smaller diameters than those of the low magnification system, are disposed coaxially with the imaging elements of the low magnification system, and can thus use the same imaging array without the need for deflection mirrors, beam combiners or motion systems. Their location on the axis of the low magnification system means that a small part of the imaging plane, around its central axis, is blocked out by the high magnification components. | 07-14-2011 |
20110270057 | DEVICE AND METHOD FOR DETECTION OF AN IN-VIVO PATHOLOGY - An in-vivo sensing device for detecting in-vivo pathology may include an illumination source for illuminating light onto a tissue external to the device and an optical system for collecting fluorescent light emitted from the tissue onto a light sensor also provided within the device. A method of detecting in-vivo pathology by collecting fluorescent light emitted from a tissue is provided. | 11-03-2011 |
20110306855 | DEVICE, SYSTEM AND METHOD FOR DETECTION OF BLEEDING - A device, system and method for detecting bile and blood are provided. The device may comprise a housing having a gap through which in-vivo fluids may flow, illumination sources on one side of the gap, a light detector which is facing the illumination sources and is positioned on the opposite side of the gap for detecting light which passes through the in-vivo fluids, and a transmitter to transmit the detected signals generated according to the detected light. The system may further comprise a receiver to receive the detected signals transmitted by the transmitter, and a processor. The method may comprise comparing the detected signals with a predetermined threshold calculated from the transmission spectra of bile and of blood and determining the presence and/or concentration of bile and blood in-vivo. | 12-15-2011 |
20110319717 | OPTICAL WINDOW FOR IN VIVO IMAGING DEVICE - An optical system for preventing shaded areas and method of manufacturing the optical system include an imager, at least one illumination source, and an optical window, behind which the imager and the at least one illumination source are positioned. The optical window may include a diffusing element on a portion thereof, for scattering illumination passing through it, such that light scattered from that portion of the window illuminates an otherwise under-illuminated region of impingement of the illumination. The portion on which the diffusing element is located, is positioned outside a field of view of the imager and within a field of illumination of the at least one illumination source. | 12-29-2011 |
20130190563 | SYSTEM AND METHOD FOR SPATIAL AND SPECTRAL IMAGING - A system and method for acquiring images containing spatial and spectral information of an object include acquiring defocused images using an optical system based on extended depth of field. The optical system further includes a filter array comprising an array of at least six different sub-filters that are arranged such that any group of four immediately adjacent sub-filters includes at least one red sub-filter, at least one green sub-filter and at least one blue sub-filter. The filter array is located at the aperture stop of the optical system. A coded mask is located at the focal plane of the optical system, and an imager is located beyond the focal plane such that images acquired by the imager are defocused. The images are refocused, and spectral and spatial information is restored by designated software. | 07-25-2013 |
20130231536 | IN-VIVO IMAGING DEVICE AND METHOD FOR PERFORMING SPECTRAL ANALYSIS - An in-vivo imaging device and method for performing spectral analysis include inserting the in-vivo device into a patient's lumen, illuminating the tissue lumen and collecting the light scattered and reflected from the tissue. The device may comprise at least six illumination sources for illuminating the tissue. At least two of the six illumination sources illuminate at a different wavelength in the blue spectral region, at least two illuminate at a different wavelength in the green spectral region, and at least two illuminate at a different wavelength in the red spectral region. The illumination sources are adapted to illuminate in groups of three, wherein each group of three illumination sources comprises one illumination source that illuminates in the blue spectral region, one in the green spectral region, and one in the red spectral region. Each group of three illumination sources illuminates simultaneously. | 09-05-2013 |
20140206956 | DEVICE, SYSTEM AND METHOD FOR IN-VIVO IMMUNOASSAY - In vivo devices, systems and methods for in vivo immunoassay include inserting into a patient's body lumen an in vivo diagnostic device comprising a housing. The housing of the device comprises a chamber, and a chromatography strip for immunoassay of a body lumen substance. The housing may further comprise a casing for the chromatography strip. The casing may comprise a first opening to allow entrance of in vivo liquids into the casing and a second opening into the chamber. The housing may further comprise a sensor to sense a property of the chromatography strip. Following insertion of the device into the patient's body, a sample is collected and the immunoassay is performed in vivo in areas of pathological lesions for a predetermined period of time. An in vivo image may be acquired or other data such as colorimetric or intensity data may be obtained from the chromatography strip. | 07-24-2014 |
20140296666 | DEVICE, SYSTEM AND METHOD FOR IN-VIVO DETECTION OF BLEEDING IN THE GASTROINTESTINAL TRACT - In-vivo devices, systems and methods for the detection of blood within in-vivo bodily fluids. The methods include irradiating in-vivo fluids passing through a gap in a housing of an in-vivo device introduced to the GI tract of a subject with a plurality of illumination sources positioned on a first side of a gap; detecting with at least one light detector positioned on the opposite side of the gap and facing the illumination sources, light irradiated by the illumination sources; transmitting a plurality of values representing the light detected over time; converting these values to blood concentration values over time, and comparing the blood concentration values to a predetermined threshold value. Based on the comparison, the method includes determining the type of bleeding profile, such that if a plurality of blood concentration values measured consecutively is above the threshold value, the bleeding profile indicates bleeding. | 10-02-2014 |