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Means for controlling material flow to or from body, or metering a predetermined dose or amount

Subclass of:

604 - Surgery

604019000 - MEANS FOR INTRODUCING OR REMOVING MATERIAL FROM BODY FOR THERAPEUTIC PURPOSES (E.G., MEDICATING, IRRIGATING, ASPIRATING, ETC.)

604048000 - Treating material introduced into or removed from body orifice, or inserted or removed subcutaneously other than by diffusing through skin

604930010 - Material introduced or removed through conduit, holder, or implantable reservoir inserted in body

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
604256000 Having flow closing or opening means (e.g., plug, cap, seal, etc.) 61
604247000 Having fluid responsive means (e.g., check valve, etc.) 51
604250000 Conduit deforming clamp 32
604249000 Slide or reciprocating valve 15
604248000 Rotatable type valve 12
604251000 Drip meter 8
Entries
DocumentTitleDate
20100076383LOW PROFILE ADAPTOR FOR USE WITH A MEDICAL CATHETER - A low profile adaptor for use with a medical catheter. In one embodiment, the adaptor comprises a lower connector portion, an upper connector portion and a valve. The lower connector portion comprises a tubular portion and an annular portion, the annular portion radially surrounding the tubular portion along an intermediate length thereof. A helical thread is formed on the inside surface of the tubular portion. A circular lip projects upwardly a short distance from the top surface of the annular portion. The upper connector portion comprises a tubular section adapted for insertion into the tubular portion of the lower connector portion. An external helical thread is formed on the tubular section of the upper connector portion for mating engagement with the thread on the interior of the tubular portion of the lower connector portion. The upper connector portion also includes an annular base. The top of the base is shaped to include a cavity for receiving the valve, the cavity being in fluid communication with the tubular section. A double-walled circular lip is formed on the bottom of the base, the double-walled lip being sized and shaped to define a groove adapted to matingly receive the lip on the upper connector portion. In use, the lower connector portion is inserted into the end of a catheter, and the tubular section of the upper connector portion is screwed into the tubular portion of the lower connector, with the catheter being ensnared between the lips of the upper and lower connector portions.03-25-2010
20090149819Device for Reducing Microbial Contamination - A medical device for use in connection with a connector of an indwelling line for cleansing a surface of a septum of the connector is provided. The medical device includes a housing including a proximal portion defining a cavity containing a quantity of microbial reducing agent, a distal portion defining a cavity for selective coupling with the connector of the indwelling line, and a partition separating the proximal and distal cavities, wherein the proximal and distal cavities are in fluid communication with one another; and a deformable member overlying an end of the proximal portion for maintaining the microbial reducing agent within the proximal cavity thereof. The microbial reducing agent being dispensable into the distal cavity, at least when the medical device is connected to the connector of the indwelling line, to awash a surface of the connector of the indwelling line and reduce microbes present thereon.06-11-2009
20090326480CONTROLLED FLOW ADMINISTRATION SET - A flow control device (12-31-2009
20090093773Unit-matching assisting tool for quantitative injection of medicine and method for adjusting injection rate of medicine - The axial member is moved in the direction opposite to the main body (backward direction) by turning right the gripping member of the insulin injector. Next, the axial member is fitted in the recessed portions formed in the support structures of the unit-matching assisting tool for quantitative injection of medicine, and the gripping member is turned left in the turning direction, wherein the axial member is moved to the (forward direction) to the main body. And, the gripping member is turned left in the turning direction until the support structures are brought into contact with the main body and the gripping member, and the axial member is thereby moved forward. In this state, the indication of the dial is an injection rate of medicine.04-09-2009
20090093772Drug Delivery Device with Electrically Controlled Volume Changing Means - The present invention provides a drug delivery device comprising a drug reservoir chamber (04-09-2009
20110015582MEDICAL CONNECTOR WITH CLOSEABLE MALE LUER - A luer connector including a housing with first end including a male luer tip and a second end. The connector further includes a rigid valve member having a first opened end and a second closed end and a retaining member configured to couple the valve member and the housing. The housing further includes a rigid conduit positioned within the housing and in fluid communication with the second end of the housing, the rigid conduit adapted to engage the first opened end of the valve member. The housing including a first internal volume when the valve member is in a first position and a second, smaller volume when the valve member is in a second position.01-20-2011
20110015581MEDICAL CONNECTOR WITH CLOSEABLE MALE LUER - A luer connector comprising a housing with a hollow bore having first and second ends. The hollow bore also has a male luer tip and a tapering interior surface. The luer connector also comprises a rigid valve member configured to at least partially extend through the housing. The valve member has a first opened end and a second closed end. The valve member also comprises a passageway within the valve member and an outwardly extending flange near the second end adapted to seal the hollow bore at the second end of the housing when placed in contact with a tapering interior surface of the housing. The valve member further comprises at least one opening near the closed end of the valve member extending outward from the passageway through the valve member and at least one strut attached to the valve member. At least a portion of the strut extends substantially parallel to the central axis of the valve member. The luer connector also comprises a retaining member configured to couple the valve member and the housing and a sealing element disposed within the housing. The sealing element is configured to inhibit fluid communication through the hollow bore of the housing between the interior of the male luer tip of the housing and the first end of the housing.01-20-2011
20120271246VALVED MALE LUER CONNECTOR - A valved male luer connector includes a resilient hollow element enclosing a tubular member having an inlet portion and an outlet portion. A collar is axially displaceable to cause a stretching deformation of the resilient hollow element so as to open a cut of a terminal wall thereof adjacent to an initial end of the inlet portion of the tubular member. The collar has a containment axial appendage of the resilient hollow element up to close to the terminal wall thereof. A stop means for limiting the stretching deformation of the resilient hollow element is provided for in the zone close to the terminal wall thereof.10-25-2012
20100249722Administration Feeding Set - An administration feeding set for use with a flow control apparatus to deliver fluid from at least one fluid source to a patient. The set includes tubing for flow of fluid along a fluid pathway and a mounting member on the tubing adapted to engage the flow control apparatus. The mounting member has at least two receiving portions co-axial with the fluid pathway. The set also includes one or more identification members selectively positioned on one or more of the at least two receiving portions of the mounting member to permit identification of the administration feeding set as having a particular functional configuration different from another functional configuration.09-30-2010
20100249721Device for Delivering a Medicament - A device for delivery of medicament, which device comprises an elongated housing; a container (09-30-2010
20110288495DIALYSIS VALVE AND METHOD - A dialysis valve includes a tube attached between an artery and a vein which, when elongated, simultaneously narrows in diameter at least one location. The narrowed portion of the tube decreases the volume and velocity between the arterial and venous side of the patient to prevent damage or intimal hyperplasia on the venous side between dialysis treatments. When the valve is opened for dialysis, an unrestricted blood flow exists between the arterial and venous side, permitting a controlled, open blood flow during dialysis.11-24-2011
20110288494MANIFOLD HUB FOR PATIENT FLUID ADMINISTRATION - The present invention concerns a housing for supporting the proximal inlet ports of at least two isolated lumens, for use in a patient fluid administration system, wherein each of the lumens further comprises a distal outlet for connecting to at least one patient fluid administration member, and wherein the housing further comprises an integral unit, wherein the unit comprises a distal frame layer, a female connector layer, for connecting to at least one of the fluid peripheral elements and at least one intermediate gasket layer for providing sealing between each of the isolated lumens.11-24-2011
20120065596METHOD AND DEVICE FOR IDENTIFYING A CHANGE IN PRESSURE IN THE LIQUID PATH OF A MICRODOSING DEVICE - An insulin pump and an infusion set adapter having a membrane which can be acted upon by a liquid flow path associated with the pump, wherein the pump comprises a sensor by which a change in shape or location of at least a portion of the membrane caused by a change in the liquid pressure in the flow path can be detected in a contact-free manner to identify an occlusion in the flow path.03-15-2012
20090299300Connector for Transferring Fluid and Method of Use - A connector for transferring fluid and method therefor. The connector may have a first port, a second port, and a third port which may be coupled together at a main channel with a first valve element therein controlling fluid flow through the first port. The first valve element is supported by a valve element support positioned between the first port and the third port, and the second port joins the main channel to provide a fluid path around the first valve element and through the third port.12-03-2009
20090299299LOW PROFILE PIVOTING JOINT INFUSION ASSEMBLY - System for the subcutaneous delivery into the body of a patient of a fluid from a remote vessel. The system includes a main assembly and placement member with a needle. A delivery tube for carrying the fluid is attached at a near end to the remote reservoir or vessel. At removed end, the delivery tube has a needle for engagement with the main assembly. The main assembly includes a rotating member that when the rotating is perpendicular to the main assembly, it will accept the handle and needle for emplacement of the body onto a patient. After the handle and needle are removed, the delivery tube can be attached to the rotating member which can then be rotated down to a position along to and adjacent the skin of the patient. This provides for a flush mounted infusion device.12-03-2009
20090118681Haemostatic valve - The haemostatic valve assembly (05-07-2009
20090018512Pneumatically-Powered Ophthalmic Injector - An ophthalmic injection device has a dispensing chamber housing, a plunger, a shaft connected to the plunger, and a pneumatic cylinder. The dispensing chamber housing has an inner surface partially defining a dispensing chamber for holding a quantity of a substance. The plunger is engaged with the inner surface of the dispensing chamber housing, is capable of sliding in the dispensing chamber housing, and is fluidly sealed to the inner surface of the dispensing chamber housing. The pneumatic cylinder has a piston movable in a chamber. The piston is connected to a shaft. The shaft is connected to the plunger. The shaft has teeth located on its surface. A pawl is engageable with the teeth and limits movement of the shaft to a dispensing direction. Pneumatic pressure introduced into the chamber moves the piston, shaft, and plunger in a dispensing direction.01-15-2009
20100114040FLUID MIXING CONTROL DEVICE FOR A MULTI-FLUID DELIVERY SYSTEM - The control device is used to control delivery of fluids from a multi-fluid delivery system during a medical injection procedure. The fluid delivery system includes an injector used to deliver injection fluids to a patient. The control device is operatively associated with the injector for controlling discrete flow rates of injection fluids delivered to the patient. The control device includes a housing, first and second actuators associated with the housing, and an electronic substrate disposed within the housing and having a conductive pattern. The first actuator is operatively associated with the conductive pattern. The conductive pattern includes a plurality of predetermined digital values corresponding to discrete flow rates of injection fluids to be delivered by the injector. The second actuator is operatively associated with the electronic substrate and initiates output signals to the injector corresponding to desired mixture ratios of the injection fluids to be delivered by the injector.05-06-2010
20090088703SKIN TREATMENT SYSTEM AND METHOD - A skin treatment system is provided for applying liquid medication through a controlled intra-dermal injection. The skin treatment system includes a microinjector unit with a proximal end and an opposing distal end. The proximal end of the microinjector unit may be press fitted or twist fit to a distal end of a tube via a luer lock mechanism. A fluid moving chamber is disposed within the microinjector unit. The fluid moving chamber is configured to receive liquid medication and distribute the liquid medication to a plurality of hypodermic needles. The plurality of hypodermic needles are operative for receiving the liquid medication from the fluid moving chamber and delivering the liquid medication to the skin of the patient. The plurality of hypodermic needles extends from the distal end of the microinjector unit. The distal end of the microinjector unit may encompass a variety of different shapes while the needles are maintained equidistantly spaced apart.04-02-2009
20100268171DOSE DELIVERY DEVICE WITH GEARING MECHANISM - A dose delivery device is disclosed where a dose can be set by rotating a dose setting member, whereby a push button is elevated from one end of the device a distance proportional to the set dose from a position fixed relative to the housing, and where the set dose can then be injected by pressing the push button back to its non-elevated position, through which motion a piston rod will move the same or a different distance due to a gearing mechanism being provided between the push button and the piston rod, where the gearing mechanism includes at least a first and a second thread on one or more parts that are rotationally coupled to each other, the first thread engaging a driver, the second thread engaging an element rotationally locked to the driver, one of the threads of the gearing mechanism being left-handed and the other one being right-handed.10-21-2010
20100121283IMPLANTABLE MEDICAL DEVICES INCLUDING SEPTUM-BASED INDICATORS - An access port for providing subcutaneous access to a patient is disclosed. The access port includes a septum including palpable identification indicia thereon. In particular, the access port in one embodiment includes a body that defines a fluid cavity and a needle-penetrable septum covering the fluid cavity for providing access thereto. The septum defines an outer periphery. One or more palpation features are included on the septum. The palpation features each include a portion that extends in a radial direction beyond the outer periphery of the septum. The palpation features are therefore disposed relatively farther away from each other, simplifying palpation and identification thereof after the port has been subcutaneously implanted into a patient. The palpation features can be indicative of an attribute of the port, such as its ability to withstand fluid pressures and flow rates associated with power injection, for instance.05-13-2010
20120035552NEEDLE SAFETY DEVICE AND ASSEMBLY - Safety intravenous catheters (IVCs) are disclosed herein having a catheter hub with a catheter tube, a needle with a needle hub, and a needle guard. The needle guard is configured to be positioned at least partially within an interior space of the catheter hub and is retained thereto by mechanical engagement between the two. Following removal of the needle from the catheter hub, the needle guard is configured to disengage from the catheter hub and attach over a tip of the needle to shield the needle tip from inadvertent needlesticks. The needle guard having an angled end section configured with a length and a width to retain the needle tip within a tip holding space behind the angled end section.02-09-2012
20100082000CATHETER SYSTEM WITH REINFORCED MEMBER - A catheter system for positioning of a medical instrument within a body. The catheter system includes a hub defining a main lumen therethrough for passage of the medical instrument. The catheter system also includes an elongate tubular member defining a lumen therethrough. The lumen of the elongate tubular member is in communication with the main lumen of the hub for further passage of the medical instrument. The elongate tubular member defines a first portion and a second portion. The catheter system also includes a reinforcement member that is fixedly coupled to and reinforces the elongate tubular member, the reinforcement member includes a first part, a second part, and a partition defined between the first and second parts. The first and second parts are adapted to selectively move away from each other along the partition to thereby move the first and second portions away from each other and to uncover the medical instrument.04-01-2010
20100100055Devices for Superficial Femoral Artery Intervention - This invention provides various sheaths, guards, and introducer assemblies for accessing a remote area or region of an artery, such as for delivery and/or deployment of an interventional device, stent or the like. The sheath, guard, and introducer assembly of the present inventions provide varying degrees of flexibility and support, enhanced guidance and control, and blood perfusion apertures to ameliorate the intervention of the superficial femoral artery.04-22-2010
20120296288Disposable intravenous flow control device - A disposable intravenous flow control device (11-22-2012
20110208127DOSING DEVICE FOR AN INFUSION SYSTEM AND METHOD THEREOF - A dosing device for an infusion system comprises a dosing unit having a variable volume and at least one opening in fluid connection with the variable volume, through which opening the variable volume can be filled with a substance or the substance can be dispensed from the variable volume. The dosing device is operable in a first state for filling the substance from a supply conduit, in a second state for preventing filling and dispensing, or in a third state for dispensing through a dispensing conduit. No direct fluid connection exists between the supply conduit and the dispensing conduit at any time. Methods for dosing a substance with the dosing device.08-25-2011
20080294121Needle11-27-2008
20090326482Computer Controlled Drug Delivery System with Dynamic Pressure Sensing - Apparatus administers dental anesthetic to intraligamentary tissue with a drive unit and handpiece with injection needle connected by flexible tube to the unit. The drug is passes to the tissue at an instantaneous pressure at the needle tip that varies due to placement. A minimum threshold pressure is desired for administering the drug to the tissue. A practitioner moves the handpiece to insert the needle tip near the intraligamentary tissue and the instantaneous pressure is sensing or calculating. An auditory ascending signal indicates when the instantaneous pressure is rising, and when the instantaneous pressure reaches the threshold pressure a perceptible auditory specific signal indicates the practitioner has moved the tip into intraligamentary tissue. The tip is then maintained for supplying a selected dosage of the drug. Another auditory signal notifies the practitioner that the instantaneous pressure is declining or fluctuating before reaching the minimum threshold pressure.12-31-2009
20090326481DISCRIMINATING ORAL-TIP ADAPTOR - An adaptor for discriminating connection of an oral tip of a source of liquid enteral product to a feeding line. In one embodiment, the adaptor includes an internal stop in the body having a contact surface that is angled with respect to a transverse plane extending generally transverse to the longitudinal axis of the connection port so that if the standard luer tip is inserted into the connection port, the luer tip does not make flush contact with the contact surface. In another embodiment, the adaptor includes an external stop surrounding the connection port generally adjacent to the first open end of the body. The adaptor may include an umbrella valve. In other embodiments, the adaptor includes a fluid release opening in fluid communication with the connection port extending generally radially through the adaptor body at a location spaced from the longitudinal ends of the body.12-31-2009
20110224624VALVE ON A CATHETER-LIKE OR A CHARGING VALVE-LIKE MEDICAL INSTALLATION - The invention relates to a valve, which is fixedly connected to a catheter-like or charging valve-like medical installation for supplying drugs to a patient through a blood vessel or for withdrawing a body fluid from a blood vessel, with a blocking device being provided on the valve, ensuring trouble-free retraction of the medical installation from the vessel or replacement of the medical installation. This is preferably a three-way valve.09-15-2011
20090204079CATHETERS WITH ENLARGED ARTERIAL LUMENS - Asymmetric lumen catheter devices are disclosed. In one aspect of the invention, a catheter assembly includes a first catheter tube having a first lumen extending longitudinally through the first catheter tube and a second catheter tube attached to the first catheter tube. The second catheter tube extends a longitudinal length beyond a distal end of the first catheter tube and has a second lumen extending longitudinally therethrough. The first lumen has a larger cross-sectional size than the second lumen.08-13-2009
20090204078Manifold and Valve Seal for Use with a Medical Device - Disclosed is a manifold including a housing having multiple ports and multiple bores networking the ports. An actuatable valve, such as a slidable valve, including one or more bores may be positioned in the housing such that the valve is actuatable between a first position and a second position. Actuation of the valve may selectively establish a desired fluid pathway through the manifold. One or more seals may be interposed between the valve and the housing. The seal includes at least a first sealing element, a second sealing element, and a land extending between the sealing elements. The sealing elements are configured to provide a fluid tight seal between the housing and the valve when the valve is in either the first or second position, and the land is configured to provide a fluid tight seal between the housing and the valve when the valve is in an intermediate position.08-13-2009
20100262087GUIDE DEVICE FOR INTRODUCING AT LEAST A SURGICAL INSTRUMENT INTERNALLY OF AN ORGANIC CAVITY, IN PARTICULAR A VASCULAR CAVITY - A guide device (10-14-2010
20120197214PERIPHERAL NERVE BLOCKADE DEVICE - A continuous nerve block apparatus comprising: (a) a hollow needle including a conduit extending between a proximal end and a distal end, the distal end being beveled between ten and fifty degrees; and, (b) a connector operatively coupled to the hollow needle, the connector including at least a first through passage in fluid communication with the conduit of the hollow needle, the connector including a first orifice allowing fluid communication from an exterior of the connector to the first through passage, the connector also including at least one valve.08-02-2012
20110060293VALVE CONNECTOR FOR MEDICAL LINES - A valve connector for medical lines includes a tubular body having a male inlet fitting with external luer cone, which can be coupled to a female tubular fitting with internal luer cone, wherein the inlet fitting includes an internally threaded external tubular element for screwed engagement with the female fitting, and an internal tubular element that can be displaced axially from a retracted position of closing to an advanced position of opening of the valve means that control the passage of flow through the connector. The internally threaded external tubular element is free to turn, and the arrangement is such that, when it is screwed off the female fitting and the passage of flow is closed by the valve means, the external luer cone and the internal luer cone remain axially coupled to one another by friction.03-10-2011
20100217208VALVED CONNECTOR - A valved connector configured to control the leakage of bodily fluid from within a patient. The valved connector including a seal positioned within a lumen of the body of the valved connector. The distal end of the valved connector is adapted to permit access to, or coupling of an apparatus, which is placed in fluid communication with the volume of bodily fluid. A proximal end is adapted to be threadably coupled to a secondary device. The needless connector valve being configured to be openable by a dilator or post of an apparatus which is connected to the proximal end of the needleless connector. In the event that a luer coupler or other secondary apparatus is not available, a needle, cannula, trocar, or other instrument can be threaded through the main lumen of the valved connector opening the valve and allowing the passage of fluid directly through the needle, trocar, cannula, or other instrument.08-26-2010
20090076462FLUID TITRATION SYSTEM - A fluid titration system has an optical sensor, a physiological monitor, a titration controller and an infusion device. The optical sensor transmits multiple wavelengths of light into a tissue site of a person and detects the optical radiation after attenuation by pulsatile blood flowing within the tissue site. The physiological monitor receives a resulting sensor signal and derives a plethysmograph that corresponds to the pulsatile blood flow. The monitor also calculates a plethysmograph variability measure that is responsive to changes in perfusion at the tissue site. A titration controller generates a fluid control output according to the variability measure. The infusion device administers a liquid solution via an intravenous (IV) connection to the person according to the fluid control output so as to regulate at least one of a fluid flow start, rate and stop.03-19-2009
20090076461SYSTEM AND METHOD FOR COMMUNICATION WITH AN INFUSION DEVICE - It may desirable to monitor or control a pump remotely. For example, the pump may be positioned near the patient, with remote control or monitoring of the pump occurring in a control room. In one exemplary embodiment, the pump is used in an MRI environment. In another exemplary embodiment, the pump is used in a hyperbaric chamber. The pump may monitor one or more physiological parameters and transmit them to the remote. The pump may also transmit information relating to the pump's operation. The pump may send the device and/or physiological data using one or more packets. The packets may consist of low priority sequential packets and high-priority asynchronous packets. The high-priority packets may enable the real-time monitoring of a patient's heart beat or other physiological parameter.03-19-2009
20100211019CLOSURE DEVICE FOR LINES FOR ADMINISTERING MEDICAL OR PHARMACEUTICAL FLUIDS FROM CONTAINERS OR THE LIKE - A device for closing lines for administering medical or pharmaceutical fluids from containers and the like, comprising: a first tubular body and a second tubular body, which are mutually associated and able to move axially by sliding and/or rotating with respect to each other; a valve element for adjusting the flow of the fluid formed inside the first and second tubular bodies, the relative movement of the first and second tubular bodies being adapted to move the valve element from a closed configuration for blocking the flow of the fluid to an open configuration for feeding the fluid; elements for limiting the relative rotation between the first and second tubular bodies which are monolithically connected to at least one of the first and second tubular bodies.08-19-2010
20110028914Collapsible Valve - A collapsible valve comprising a first portion with at least one dimple in a side thereof, and a second portion, the second portion being narrower than the first portion and arranged along an axial dimension of the first portion, the second portion including a cut therein.02-03-2011
20090247963VALVED CONNECTOR ASSEMBLY AND STERILITY BARRIERS FOR HEAT EXCHANGE CATHETERS AND OTHER CLOSED LOOP CATHETERS - A connector assembly for catheters having closed loop flow circuits, such as some balloon catheters and heat exchange catheters. The connector assembly comprises first and second connector bodies that may be connected and disconnected from one another. When the connector bodies are disconnected, a syringe or negative pressure source may be attached to withdraw residual fluid from the catheter's closed loop circuit and to deflate any expandable portion of the closed loop circuit (e.g., balloon or expandable heat exchanger). A one way flow valve prevents make up air or other fluid from entering the catheter while the negative pressure is being applied. Also disclosed are sterility barrier assemblies for all types of catheters. Such sterility barrier assemblies are operative to prevent contamination of the portion of a catheter that remains outside of a patient's body so that the catheter may subsequently be further advanced into the patient's body without introducing microbes or other contaminants into the patient's body.10-01-2009
20100324504PASSIVE FLOW REGULATOR FOR INFUSION OF MEDICAMENTS - Flow regulator for the infusion of medicaments, comprising, in succession, a substrate (12-23-2010
20090069756Determination of Cartridge Content by Capacitive Means - The present invention relates to a replaceable cartridge (03-12-2009
20130138051Dose Setting Mechanism - A dose setting mechanism for a drug delivery device is provided comprising first maximum dose stop features (05-30-2013
20110112488MEDICAL APPARATUS FOR CONTROLLING FLOW - A medical apparatus for controlling a flow includes: an internal pipe member which has a pipe shape and uniform inner and outer diameters; an external pipe member which has an inner diameter which is more uniform and larger than the outer diameter of the internal pipe member; and a housing means which fixes and supports the internal and external pipe members so that a part of the internal pipe member is inserted into and overlaps with the external pipe member to maintain a uniform gap from an inner wall of the external pipe member in the overlapping part between the internal and external pipe members and which forms a flow path through which a liquid, such as a medicine or the like, supplied from the outside flows into the internal pipe member, moves to a surrounding part of the external pipe member through the uniform gap, and flows out to the outside or flows inversely, wherein the liquid flows at a flow velocity determined according to a length of the overlapping part between the internal and external pipe members and the uniform gap.05-12-2011
20090062751MEDICAL APPARATUS FOR SUCTION AND COMBINATION IRRIGATION AND SUCTION - A finger-controlled combination irrigation and suction device is provided. The device includes a handpiece. The handpiece includes: a shaft having a first end and a second end, and having a channel disposed from the first end of the shaft to the second end of the shaft for allowing suction through the shaft; a nozzle coupled to the first end of the shaft; an inlet disposed through an exterior surface of the shaft and in operable communication with the channel, the inlet being disposed to be manually covered and uncovered by one or more fingers of a single hand of a primary caregiver for control of suction through the shaft; and a conduit having a first end disposed to receive a volume of irrigation solution after one or more fingers of the single hand of the primary caregiver act upon an irrigation source proximate to the conduit.03-05-2009
20110245781DOSING UNIT, AMBULATORY INFUSION DEVICE COMPRISING DOSING UNIT AND METHOD FOR OPERATING A DOSING UNIT - A dosing unit for an ambulatory infusion device and a method of operation are disclosed. The dosing unit includes a stationary member, a movable member, and a plunger. The movable member and the stationary member, together, make a charging valve and a discharging valve. The plunger is located, at least in part, in a metering cavity of the movable member and the movable member is adapted to selectively couple and decouple a driving unit, such that, by operating the driving unit with the movable member being coupled with the driving unit, the movable member moves with the plunger to maintain a position of the plunger relative to the movable member along a displacement axis, and by operating the driving unit with the movable member being decoupled from the driving unit, the plunger is displaced while the position of the movable member is maintained.10-06-2011
20100217209DRUG DELIVERY DEVICE WITH IN-PLANE BANDPASS REGULATION CHECK VALVE IN HEAT-SHRINK PACKAGING - A drug delivery device may include a drug reservoir configured to contain and controllably deliver a fluidic drug. A tube may be configured to deliver the fluid from the drug reservoir through a lumen in the tube to another location. A valve wholly within the lumen of the tube may regulates the flow of the fluid through the tube without substantially diverting the direction in which the fluid flows through the tube. The valve may contain only a single member which moves during operation of the valve. The valve may be configured to regulate the flow of fluid in a bandpass manner by allowing fluid to flow through the valve only when the pressure of the fluid is above a minimum and below a maximum. The valve may be held in place within the tube solely by frictional force between the valve and a wall of the tube.08-26-2010
20090312718CATHETER WITH VALVE - A catheter including one or more bidirectional valves is provided. The catheter includes a tubular body having proximal and distal ends, and inner and outer surfaces, and at least one valve formed near the distal end of the tubular body. The valve includes a deformation portion that defines a slit that is openable and closable. The openable/closable slit communicates from the inner surface to the outer surface of the tubular body, wherein the distance between the inner surface and the outer surface of the tubular body progressively becomes thinner approaching the openable/closable slit within the deformation portion.12-17-2009
20090216200System for Introducing an Agent Into a Blood Vessel - The present invention relates to a system for introduction of an agent into a blood vessel (G), wherein the system (08-27-2009
20100130944FLOW CONTROL DEVICES FOR OPHTHALMIC SURGERY - A flow control device for providing flow resistance to a surgical handpiece during ophthalmic surgery. The flow control device includes a chamber having two sides in parallel separated by a height, an inlet port extending tangentially from the chamber in parallel with the two sides for coupling to a surgical handpiece, and an outlet port extending from about the center of the chamber perpendicular to the two sides for coupling aspiration tubing.05-27-2010
20110251565Variable Hemostasis valve and Method of Use - A variable hemostasis valve is disclosed that may be used during medical procedures to prevent blood loss while permitting the percutaneous introduction, operation, and removal of medical instruments. A flexible tubular seal element is disclosed that is disposed within the variable hemostasis valve to provide a fluid-tight, adjustable seal. After insertion of a medical instrument into the valve through at least a portion of the flexible tubular seal element, a proximal portion of the valve housing may be rotated to cause the tension of the flexible tubular seal element to increase over the inserted medical instrument and engage the valve in a closed position. The proximal portion of the valve housing may then be rotated in an opposite direction to release the seal and return the tubular seal element to a relaxed lumen open position.10-13-2011
20110098660Enteral Feeding Tube Having Unclogging Lumen - An enteral feeding device and methods of using such device to unclog a feeding tube are described herein, wherein the device includes a first tube having a distal end and a proximal end. The first tube defines a feeding lumen that extends longitudinally through at least a portion of the first tube. The first tube has at least one distal opening capable of allowing introduction of nutrients and/or medicaments from within the feeding lumen through the opening into a gastrointestinal area of a patient when the enteral feeding tube is implanted in a patient. The device also has a wall having a distal end and a proximal end, which extends longitudinally within at least a portion of the first tube. The wall has an exterior surface and an interior surface. At least a portion of the exterior surface of the wall contacts the feeding lumen. The interior surface of the wall and/or the first tube define an inflatable lumen having a proximal end and a distal end, wherein the inflatable lumen extends longitudinally through at least a portion of the feeding lumen, and wherein the wall is capable of changing a volume of the feeding lumen by allowing for deflation of the inflatable lumen through removal of a fluid from the inflatable lumen and/or inflation of the inflatable lumen through introduction of a fluid into the inflatable lumen.04-28-2011
20110257607SELF-SEALING MALE LUER CONNECTOR WITH MULTIPLE SEALS - A self-sealing male Luer connector attaches to any standard female Luer valve to open a flow channel between the two. The self-sealing male Luer connector includes a rigid housing having a distal end with a rigid male Luer connector and a proximal end at which a proximal seal is formed. The distal end of the housing includes a valve seat. Located within the housing is a resilient biasing member that biases an actuator into contact with the valve seat to prevent fluid flow through the male connector. Upon engagement with a female connector, the actuator is moved in the proximal direction to open the distal valve and then the proximal seal. A partial vacuum is formed within the male connector upon disengagement with the female connector that draws any fluids on the external surface of the distal end of the male Luer connector into the male tip.10-20-2011
20110077603NASAL RINSE TIP - A device for nasal lavage is described. The device ejects a gentle flow of fluid under pressure. The fluid stream provides a high quantity of fluid at low pressure. The low pressure fluid stream is more comfortable for a user than a high pressure fluid stream that are delivered by some types of pressurized cans of solution.03-31-2011
20100324503CATHETER HOLE HAVING A FLOW BREAKING FEATURE - A peripheral catheter having a catheter tip diffuser for reducing an exit velocity of an infusant within the catheter. Pluralities of diffusion side holes are provided on the tip portion of the catheter. Some examples further include pluralities of annularly arranged, staggered diffusion holes provided on the tip portion of an intravenous catheter to streamline infusant issued from the diffusion holes. An inner surface of each diffusion hole is further angled relative to the inner surface of the catheter lumen such that an infusant within the lumen exits the catheter though the diffusion holes at an angle less than 90°.12-23-2010
20110152787CONNECTOR FOR TRANSFERRING FLUID AND METHOD OF USE - A connector for transferring fluid and method therefor. The connector may have a first port, a second port, and a third port which may be coupled together at a main channel with a first valve element therein controlling fluid flow through the first port. The first valve element is supported by a valve element support positioned between the first port and the third port, and the second port joins the main channel to provide a fluid path around the first valve element and through the third port.06-23-2011
20110152786MEDICAL DEVICES INCLUDING A NON-POLAR SILICONE MATRIX AND A RADIATION RESISTANT COMPONENT - The disclosure is directed to a sterilized medical device including a non-polymerized blend including a silicone matrix material and a radiation resistant component.06-23-2011
20100030161INTEGRATED SLITTER FOR MEDICAL INSTRUMENT INSERTER - A catheter system for positioning of an instrument within a body. The catheter system includes a hub defining a lumen therethrough for passage of the instrument and an elongate tubular member defining a lumen therethrough. The lumen of the tubular member is in communication with the lumen of the hub. The system also includes a slitter member that is coupled to the hub. The slitter member is disposed to slit the tubular member. The slitter further includes a moveable member that is moveably coupled to the hub and that is coupled to the tubular member, the moveable member is operable to advance the elongate tubular member toward the slitter member as the moveable member is moved relative to the hub. The slitter member thereby slits the elongate tubular member.02-04-2010
20100030162Stretchable-diameter inserter for hemodynamic studies and related operations - A stretchable-diameter inserter, for hemodynamic studies and related operations, is characterized in that it comprises an inserter tube, a hemostatic valve designed for preventing blood from exiting the patient toward the operator, a side line including a faucet, adapted to be used for performing blood taking and infusion operations and two dilatators: a first dilatator having a smaller cross-section and a second dilatator having a larger cross-section. The inserter tube is made of a rigid and flexible material with a substantially circular or oval contour, and comprises one or more longitudinally extending reduced thickness regions; each said reduced thickness region being folded on itself; the inner diameter therewith the tube is originally extruded is that desired for a maximum diameter configuration; the thus obtained extruded tube being then thermoformed so as to cause the reduced thickness region edges to be approached to one another thereby providing a minimum diameter tube; the thermoforming method so handling the reduced thickness region as to cause the tube material forming its thickness to be folded inward the tube, to allow the tube edges to move one another.02-04-2010
20100022967MANIFOLD HUB FOR PATIENT FLUID ADMINISTRATION - The present invention concerns a housing for supporting the proximal inlet ports of at least two isolated lumens, for use in a patient fluid administration system, wherein each of the lumens further comprises a distal outlet for connecting to at least one patient fluid administration member, and wherein the housing further comprises an integral unit wherein the unit comprises a distal frame layer, a female connector layer, for connecting to at least one of the fluid peripheral elements and at least one intermediate gasket layer for providing sealing between each of the isolated lumens.01-28-2010
20120041391MEDICAL CONNECTOR - Some embodiments comprise a connector including a rigid housing having a first end and a second end. A second member can be positioned at a second end portion of the housing and be engageable with a second device. The second member can have a body portion having a first body portion, a second body portion, and a flow lumen extending axially through the body portion, an annular covering portion extending in a radial direction away from the body portion, a receiving portion extending away from the covering portion in an axial direction, and at least one protrusion extending radially away from an outside surface of the body portion. In some embodiments, the second member can be supported by the housing such that, in an assembled state, the first body portion is positioned within the housing and such that the annular covering portion and the second body portion are positioned outside the housing.02-16-2012
20090209921DIALYSIS VALVE AND METHOD - A dialysis valve includes a tube attached between an artery and a vein which, when elongated, simultaneously narrows in diameter at least one location. The narrowed portion of the tube decreases the volume and velocity between the arterial and venous side of the patient to prevent damage or intimal hyperplasia on the venous side between dialysis treatments. When the valve is opened for dialysis, an unrestricted blood flow exists between the arterial and venous side, permitting a controlled, open blood flow during dialysis.08-20-2009
20120109077Swabbable Needle-Free Injection Port Valve System With Zero Fluid Displacement - An improved needle-free intravenous injection port assembly is disclosed. Embodiments include a boot valve with a helical surface, a boot valve and septum which mate with mechanical interference, a spike with a rough outer surface coated with a lubricant, a septum having a shoulder and a single continuous swabbable surface, a septum and a boot valve which are pre-punctured, a septum with a frustroconical extension and a combination single piece septum and boot valve. The injection port assembly provides zero fluid displacement during coupling and uncoupling.05-03-2012
20120004622SERIAL VALVES AND HUBS FOR TUBULAR DEVICES AND METHODS FOR MAKING AND USING THEM - A hub for a sheath, catheter, or other tubular device includes a first hub portion including a first hub lumen sized for receiving a medical device therethrough, and a second hub portion including a second hub lumen, the second hub portion coupled to the first hub portion such that the first and second hub lumens are aligned with one another and the first and second hub portions are spaced apart from one another to define a gap. A valve is secured within the gap between the first and second hub portions that includes a valve passage therethrough, e.g., for accommodating receiving a medical device through the first and second hub lumens into the tubular device, while providing a substantially fluid tight seal. For example, the valve passage may include a bore extending partially from a first end of the valve towards a second end of the valve, and a slit that extends from the end of the bore to the second end of the valve.01-05-2012
20120310178VALVE ASSEMBLY - A valve assembly for controlling a flow of fluid includes a frame member and dual tubular valves arranged along the length of the frame member. The frame member includes fixed proximal and distal portions, and a rotatable intermediate portion. One valve is affixed between the proximal and intermediate portions, and the other valve is affixed between the intermediate and distal portions. The intermediate portion is selectively rotatable such that when one of the valves is in an open condition, the other valve is in a constricted condition.12-06-2012
20120016316SPATIAL NEEDLE GUIDANCE SYSTEM AND ASSOCIATED METHODS - Methods and apparatus for positioning a elongate hollow member at a desired location in a body in a medical procedure are provided. A position marker is removably disposed within a sheath. The sheath may be disposable. The sheath and enclosed position marker may be inserted into a lumen of a member to be positioned. The position in space of the position marker may be monitored by a position sensor to provide real-time information regarding a position of the member. The spatial relationship between the position marker and member may be fixed by securing the mounting member to the sheath and securing the sheath to the member.01-19-2012
20110040260VALVES AND HUBS FOR TUBULAR MEDICAL DEVICES AND METHODS FOR MAKING AND USING THEM - A hub for a sheath, catheter, or other tubular device includes a tubular hub body including first and second ends, and a lumen extending therebetween and surrounding a central longitudinal axis, the lumen having a first cross-sectional area sized for receiving a medical device therethrough. A valve is secured within the lumen that includes an elastomeric valve body including a passage extending therethrough between front and rear surfaces thereof and offset from the central axis. The valve body defines a second cross-sectional area larger than the first cross-sectional area in a relaxed state in which the passage defines an oval shape, and is secured within the lumen in a compressed state in which the passage is compressed to a closed configuration for sealing the passage from fluid flow. The passage is resiliently expandable to accommodate receiving an instrument therethrough while providing a seal around the instrument.02-17-2011
20120165757Sheaths - Disclosed are sheaths that comprise a first sheath member having a first passageway, a first length, and a first proximal end defined by a first valve apparatus configured to seal the first passageway, the first passageway having a first passageway diameter at a location in the first passageway; and a second sheath member coupled to the first sheath member, the second sheath member having a second passageway and a second length, the second passageway having a second passageway diameter at a location in the second passageway; where the first passageway and the second passageway are separate from each other and not co-axial, the first length is different from the second length, and the first and second sheath members are positioned beside each other for a portion of their first and second lengths.06-28-2012
20120165756COAXIAL GUIDE CATHETER FOR INTERVENTIONAL CARDIOLOGY PROCEDURES - A coaxial guide catheter to be passed through guide catheter having a first lumen, for use with interventional cardiology devices that are insertable into a branch artery that branches off from a main artery. The coaxial guide catheter is extended through the lumen of the guide catheter and beyond the distal end of the guide catheter and inserted into the branch artery. The device assists in resisting axial and shear forces exerted by an interventional cardiology device passed through the second lumen and beyond the flexible distal tip portion that would otherwise tend to dislodge the guide catheter from the branch artery.06-28-2012
20100174242MEDICAL CONNECTOR WITH CLOSEABLE LUER CONNECTOR - Some embodiments disclosed herein relate to a medical connector having a selectively closable male end portion. Embodiments are configured to open upon connection with a female connector or female tipped medical implement. Some embodiments include an internal cavity configured to change size as the connector moves from the open to closed or closed to open positions. In some embodiments, the connector is configured to draw fluid from the male end toward the other end of the connector as the connector closes.07-08-2010
20120316510DEVICE AND METHOD FOR EVACUATING SURGICAL VAPOR AND MIST FROM A BODY CAVITY - Devices and methods for vacuum-assisted removal of surgically contaminated gas from an insufflated body cavity, the contaminants comprising smoke, aerosols, vapor, mist and the like generated during surgical procedures in order to clear the surgeon's vision of the surgical site and prevent exposure of the surgical staff to the gas. One embodiment of the present invention comprises a series of flow restriction devices to enable stepping down of the flow rate generated by an external vacuum. This reduced flow rate allows safe yet rapid removal of the toxic and vision-obstructing surgical byproducts from the patient's body cavity. The initial flow restriction device may comprise a perforated trocar sleeve in fluid communication with the vacuum source that allows retention of the surgical instrument within the trocar sleeve's inner lumen with concurrent smoke removal. A series of additional flow restriction devices located downstream of the perforated sleeve's intake ports are employed to safely limit the flow rate to a manageable and known value.12-13-2012
20100241086Flluid deliver system with electrochemical sensing of analyte concentration levels - A system and a method for delivering fluid to and sensing analyte levels in the body of the patient are disclosed. The system includes a dispensing apparatus configured to infuse fluid into the body of the patient and a sensing apparatus configured to be in communication with the dispensing apparatus and further configured to detect a level of analyte concentration in the body of the patient upon diffusion of the analyte into the fluid to be dispensed by the dispensing apparatus.09-23-2010
20120259290Drug Delivery System - Apparatuses and methods for coating and/or loading a medical device with a therapeutic agent prior to or during the placement of the medical device within the patient's body. In one variation, the medical device is coated and/or loaded with a therapeutic agent while the device is positioned in a delivery apparatus. In another variation, the delivery apparatus comprises a reservoir for retaining a therapeutic agent. The user may release the therapeutic agent from the reservoir prior to or during the placement of the device to coat and/or load the device with the therapeutic agent.10-11-2012
20100305515Locking Mechanism for Drug Delivery System - The invention relates to a locking mechanism for adjustable systems for delivering a specified dosage of a substance. The delivery system can be used to deliver, for example, a drug or a nutritional supplement to a human or veterinary patient or for delivering, for example, fertilizer in agricultural use.12-02-2010
20120232494CATHETER WITH VALVE - A catheter with a valve is disclosed that allows smooth flow of a solution when a solution is flowing from the inside of a catheter towards the outside of a catheter and when a solution is flowing from the outside of a catheter towards the inside of a catheter. The catheter includes a tubular body 09-13-2012
20120238963INDICATING DEVICE - A dispensing device for dispensing metered dosages of a medicament from a container includes a dispenser housing having a support block defining a longitudinal axis and an indicator housing disposed at least partially around the support block. An actuator includes a central, cylindrical hub portion adapted to be engaged by the container and centered about the longitudinal axis. The actuator is moveable along the longitudinal axis relative to the indicator housing and includes a resilient arm. A drive gear is rotatably disposed in the indicator housing and is rotatable in response to successive engagements by the resilient arm. An indicator is rotatably disposed in the indicator housing and is rotatable in response to the rotation of the drive gear. The indicator includes dosage indicia. A dispensing system and indicating device are also disclosed.09-20-2012
20110046571Absorbing and Saturation Detection Pad and Methods Thereof - The present invention provides an absorbing pad for indicating saturation. The pad comprises inter alia from at least one absorbent body, at least one saturation sensor embedded within said absorbent body and at least one saturation indicator connected to said saturation sensor, embedded within said absorbent body wherein said indicator is adapted to provide information to the user as to the degree of saturation of said pad without removing the pad from its application.02-24-2011
20110046570SYSTEMS AND METHODS FOR PROVIDING A FLUSHABLE CATHETER ASSEMBLY - A flushable catheter assembly having features to enable selective activation of fluid flow through the catheter assembly is disclosed herein. A septum is placed within the catheter adapter of the catheter assembly and includes a pathway that is closed prior to being biased open via a septum activator also positioned within the catheter adapter. A plurality of air vent channels is interposed between the septum and the inner surface of the catheter adapter to permit “flashback” of blood during insertion of the catheter into a patient. The septum activator is advanced through the pathway of the septum as a coupler is attached to a proximal opening of the catheter adapter.02-24-2011
20120277687LIVING DONOR CANNULA - Disclosed is a cannula including a first circumferential portion, a second circumferential portion, and a seal with a first clamping surface. The first circumferential portion and the second circumferential portion are configured to mutually cooperate to support a circumference of vasculature, and form a second clamping surface. The first clamping surface and the second clamping surface are configured to cooperate to secure an end of the vasculature.11-01-2012
20110257606FLUID CONTROL DEVICE WITH VALVE AND METHODS OF USE - A fluid control device for directing fluid flow comprising a needleless access device for transferring fluids and methods of directing fluid flow. The fluid control device may have a first port, a second port, a third port and a connecting portion joining the first, second and third ports. A first valve element may be positioned within the first port and a fluid director may be positioned within the connecting portion. The first valve element may move between an opening position, where fluid may flow past the first valve element, and a closed position, where fluid may be prevented from flowing past the first valve element. The fluid director may have at least one passageway for connecting at least two of the first, second and third ports such that fluid may flow therebetween. An actuation mechanism may be used to orient the fluid director and, consequently, the at least one passageway within the connecting portion.10-20-2011
20120089101Surgical Fluid Transfer Apparatus - A surgical apparatus includes a hub, a closure valve, an internal seal member, and a spring. The hub defines an internal chamber. The closure valve is disposed within the internal chamber and defines an internal bore extending therethrough. The closure valve is movable relative to the hub between a first position, substantially sealing the internal chamber, and a second position, establishing a fluid passage extending completely through the hub. The internal seal member is disposed within the internal bore of the closure valve and is movable relative to the closure valve between a closed position, substantially sealing the internal bore, and an open position, establishing an internal passage, different from the fluid passage, extending completely through the closure valve. The spring is disposed within the internal chamber and is configured to bias the internal seal member towards the closed position, thereby biasing the closure valve towards the first position.04-12-2012
20090259199CONTRAST MEDIA DIFFUSION SYSTEM - A contrast media delivery system having a flow regulator assembly that allows a practitioner to regulate the passage of contrast media into a burette while minimizing turbulence and the formation of microbubbles in the contrast media. The flow regulator assembly can be actuated by twisting a rotatable cap. When the rotatable cap is released, the flow of contrast media from the inlet to the burette is stopped. A diffuser having a contact surface is provided which disperses contrast media as it passes into the burette to ensure that the contrast media flows smoothly and uniformly down the wall of the burette and into the volume of contrast media. A float and seating assembly which provides optimal sealing of the outlet of the burette while also allowing separation of the float from the seat when the burette is being refilled with contrast media.10-15-2009
20130018329PORTABLE AMPOULE WITH A SPECIALIZED TIP AND SEALERAANM Mehta; Ketan C.AACI Santa RosaAAST CAAACO USAAGP Mehta; Ketan C. Santa Rosa CA US - The present disclosure relates to a portable ampoule with a specialized tip and sealer. In a general aspect, the portable ampoule for dispensing fluid may include a body configured to contain cleansing solution. A neck may be coupled to the body and configured to control the flow of the solution. A tip may be coupled to the neck and have an aperture for solution release. A sealing device may be coupled to the tip and configured to seal the aperture. The sealing device may permanently unseal the aperture upon decoupling from the tip.01-17-2013
20110160679MEDICAL PORT - A medical port includes a disc-shaped valve 06-30-2011
20080243088Radio frequency identification drug delivery device and monitoring system - A drug delivery device, system and method for identifying a drug contained in the drug delivery device and the amount of the drug administered. The drug delivery device includes at least a first portion and a second portion, in which the portions move relative to one another as a drug contained in the drug delivery device is administered or expelled from the drug delivery device. The drug delivery device includes radio frequency identification (RFID) tags that are mounted on each of the portions. At least one active tag is mounted on one of the first and second portions.10-02-2008
20130178805IV FLOW RATE REGULATOR AND METHOD OF ITS FABRICATION - An IV flow rate regulator for precision dosage of medical liquids including a first part, a second part with an integrated outlet tubular connector and a mating attachment part with an integrated inlet tubular connector, coupled to one another in a rotatable manner with a first elastic gasket in a depression in the base wall of the second part, a second elastic gasket in a depression in the base wall of the mating attachment part, a dosing passage groove provided between the first and second gaskets, the dosing groove opening progressively the communication between the inlet tubular connector and the outlet tubular connector by rotation of the first and second parts. Also provided is a method for the fabrication of the said IV flow regulator.07-11-2013
20130096514HIGH FLOW CATHETER VALVE - Valves for regulating fluid flows through medical devices are provided. In some embodiments, the valves are adapted for use in high flow applications and multiple valve elements disposed across a plurality of fluid flow paths branching from and into one or more inlets and outlets.04-18-2013
20130144223NEURAL DRUG DELIVERY SYSTEM WITH MICROVALVES - An apparatus comprises a tubular body having a lumen and a distal region, a plurality of ports at the distal region of the tubular body, and a plurality of independently gatable microvalves disposed at the plurality of ports. A port extends from internal to the lumen to outside the tubular body, and a gatable microvalve is controllable by a stimulus to provide and prevent fluidic transfer through the ports.06-06-2013
20100286625COUPLING DEVICE - A coupling device for connecting two ends of respective tubular members, allow the opening and the closing of a first tubular member and the simultaneous engagement of the two tubular members, as to prevent pollution, includes: a first case housing a first end of a respective first tubular member, comprising closing means of said first end; a second case, wherein a flexible terminal section of a respective second tubular member is received, comprising means for driving a second end of said second tubular member from a retracted position to a engagement position into said first end and vice versa; and means for reversibly connecting said first and second cases at a respective coupling port thereof, defining a single sealed environment; wherein the engagement and the disengagement of said second end and the automatic mechanical activation and deactivation of said closing means for opening and closing said first end.11-11-2010
20130150805Irrigation Catheter Device and Ablation System - An irrigation catheter device, in particular an ablation catheter, including a catheter body in which a central lumen extends from a proximal region into a distal region, wherein a large number of irrigation channels extend away from the lumen, the outlet openings of which out of the catheter body are distributed across the distal end region thereof, wherein sensors are assigned to the central lumen and/or the individual irrigation channels for pressure measurement and/or to measure the flow velocity, to which evaluation means are connected, which are designed to determine the open or closed state of a portion of the irrigation channels on the basis of measured values registered by the sensors.06-13-2013
20100318039CONNECTORS - A connector for joining ends of two conduits is described, the connector comprising: a male connector portion and a female connector portion, both portions having conduit connection means for the connection of a conduit to each portion; engagement means to hold the male and female connector portions in fluid flow establishing connection when connected together and valve means associated with said female portion.12-16-2010
20130197453NEEDLELESS VALVE SYSTEM FLUID CONTROL - A needleless valve system includes a cannula comprising a cannula tip; a valve comprising a valve tip, wherein the valve is disposed around the cannula; and a housing comprising a housing tip, wherein the cannula tip, the valve tip, and the housing tip comprise a flat surface when the needleless valve system is in a sealed position.08-01-2013
20130204206CONNECTOR HUB APPARATUS FOR CATHETER AND METHODS OF USE - A hub assembly is provided for accommodating a medical professional to grip and manipulate two components of a catheter hub and move one component longitudinally relative to the other, then removably engaging the two components of the catheter hub to restrict movement there between. The two catheter hub components include a proximal hub and a distal hub. The proximal hub and the distal hub are configured to removably engage with one another. The proximal hub is affixed to a first catheter member, such as a multi-lumen catheter, while the distal hub is affixed to a second catheter member, such as a sheath. The first catheter member and the second catheter member are cooperatively engaged and concentric with one another. Relative movement of the proximal and distal hubs translates into relative movement of the first and second catheter members.08-08-2013
20120078196ADMINISTRATION FEEDING SET - An administration feeding set for use with a flow control apparatus to deliver fluid from at least one fluid source to a patient. The set includes tubing for flow of fluid along a fluid pathway and a mounting member on the tubing adapted to engage the flow control apparatus. The mounting member has at least two receiving portions co-axial with the fluid pathway. The set also includes one or more identification members selectively positioned on one or more of the at least two receiving portions of the mounting member to permit identification of the administration feeding set as having a particular functional configuration different from another functional configuration.03-29-2012

Patent applications in class Means for controlling material flow to or from body, or metering a predetermined dose or amount

Patent applications in all subclasses Means for controlling material flow to or from body, or metering a predetermined dose or amount