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7591449 |
Needleless access port valves
Needleless access port valves are generally discussed herein with particular discussions extended to needleless access port valves incorporating a piston comprising slit along an upper piston...
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7571889 |
Tube clamp
A tube clamp includes a housing 1 that has an inner cavity 2 longitudinally passing through the housing 1 and an upper window 3 , and a roller 4 that is mounted in the housing with its...
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7569028 |
Fluid flow adjustment mechanism
A fine flow pinch adjust has a T shaped fluid communication path. A flexible tube is inserted within the fluid communication path in other than a straight path. A screw is inserted in one branch of...
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7559524 |
Tube occluder for occluding collapsible tubes
The present invention involves, in some embodiments, mechanisms and methods of occluding collapsible tubing with an occluder to prevent fluid flow therethrough. In some embodiments, a tube...
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7491193 |
Personal care apparatus with at least two suction nozzles
A personal care apparatus ( 1 ) is provided with a suction nozzle configuration ( 4 ) which has two different suction nozzles ( 15, 22 ) with two different suction sections ( 27, 26 ), wherein the...
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7455072 |
Device for selectively regulating the flow rate of a fluid
A device for regulating the flow rate of a fluid includes a housing containing a plurality of flow conduits fluidly connecting an inlet and an outlet, each of the flow conduits comprising a flow...
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7367358 |
Medical fluid delivery system and method relating to the same
A medical fluid delivery system for the use in the delivery of medical fluids. The medical fluid delivery system may include a pumping system, a disposable medical fluid line set and a valve...
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7297132 |
Shape memory shutter device
A shape memory shutter device for controlling the rectum of a disabled person, comprises a section of conduit to be connected to the rectum of the disabled person, and a shutter which controls the...
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7270647 |
Apparatus for vacuum-assisted irrigation and drainage of a body cavity
A system and method to administer a liquid agent into a body cavity of a patient is provided. One exemplary system comprises a lumen disposed into an airway of the patient and a valve assembly...
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7244240 |
Surgical cassette and consumables for combined opthalmic surgical procedure
An ophthalmic surgical cassette for removably receiving in a cassette receiving mechanism of an ophthalmic surgical system. The system includes first and second plunger valves. The cassette...
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7217251 |
Pressure relief methods in a medical catheter system
Catheter systems including one or more flow restrictors are disclosed. The catheter systems may include two or more delivery branches. The delivery branches may be connected to a supply catheter...
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7182753 |
Valve disc and combination filling device using the valve disc, and tube, pipe jointing device, connection port manufacturing device, and pipe jointing system
A valve element including a pair of end faces, at least a part of which is constituted by an elastic material, characterized in that the valve element is provided with a first slit that is opened...
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7087047 |
Predonation blood sampling apparatus
This invention discloses a donor blood donation and sampling system including a donor needle adapted for drawing blood from a body, a blood collection bag coupled to a blood collection conduit...
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7083591 |
Surge-flow regulator for use in ophthalmic surgical aspiration
A surge-flow regulator ( 36 ) for use with an ophthalmic surgical instrument ( 12 ) having an infusion line ( 20 ) adapted to irrigate a surgical site with fluid and an aspiration line ( 24 )...
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7070578 |
Surgical cassette latching mechanism
A surgical system having a cassette latching mechanism having two pivoting latching rails. The rails are connected to a rotating latching wheel by spring-loaded latching arms. The latching wheel is...
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7037303 |
Urinary flow control valve
A flow control valve ( 22 ) such as for a catheter ( 10 ) allows discharge of urine from a bladder ( 12 ) by manual actuation. The valve ( 22 ) may be a double-duckbill valve ( 22 ) with a single...
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6887220 |
Catheter having a compliant member configured to regulate aspiration rates
The present invention is directed to a catheter that is configured to self-regulate aspiration rates through a working lumen of the catheter. The catheter comprises a compliant member in...
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6860463 |
Access valve
An access valve ( 2 ) for a laparoscopic device or a intraluminal deployment device has a cylindrical diaphragm ( 8 ) with a longitudinal aperture ( 3 ), a flexible member ( 14 ) is passed...
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6770049 |
Method of filling a tube system with a rinsing liquid and a tube system for use with this method
A tube system comprising a blood inlet line with an arterial patient connection and a blood return line with a venous patient connection, where a rinsing liquid inlet line branches off from the...
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6746504 |
Filter for use in medical procedures
A gas filler device for use in medical procedures such as laparoscopy is disclosed. Preferably, the gas filter device includes a housing having a first side wall and a second side wall, and a gas...
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6743193 |
Hermetic flow selector valve
A flow diverting appliance has a flexible valve body to which a number of flow lines are connected. The valve body is deformed to create different flow paths within it. The valve body may be...
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6709417 |
Valve for intravenous-line flow-control system
A valve ( 7 ) for use in controlling the flow of IV fluid from a source to a patient. A cassette may include along the fluid passage through the cassette, first and second membrane-based valves (...
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6705585 |
Multi-purpose valve
A multi-purpose valve includes, a band of a thermodynamic metal alloy with shape memory, with a memorised shape and a transition temperature which lies in the range for the normal body temperature...
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6682503 |
Anti-reflux valve interconnected with a catheter
An anti-reflux valve for restricting flow in one direction through a catheter toward a collection reservoir. The valve includes a check valve positioned within a segment of the catheter. The valve...
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6648861 |
Occlusion detection method and system for ambulatory drug infusion pump
A method of detecting an occlusion within a flexible infusion tube by measuring samples indicative of pressures relative to instances in time. Difference values for the samples are created. The...
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6602240 |
Method and device for maintaining a seal
According to the present invention, improved methods and apparatus are provided for regaining hemostasis or otherwise minimizing leakage during endoluminal, surgical or percutaneous intraluminal...
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6595963 |
Aortic shunt for selective cerebral perfusion in stroke and cardiac arrest
An aortic shunt comprising a second tubular member nested within a lumen of a first tubular member, wherein aortic blood flows through the lumen of the first tubular member and oxygenated and/or...
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6589197 |
Fluid passage change-over apparatus for medical treatment
A medical fluid passage switching apparatus comprising: at least, a rotatable shaft F; a cam C which is rotated in relation to the rotating movement of the shaft F to close and open divided tubes...
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6585683 |
Tubing management manifold with tubing captures
A tubing management manifold for a surgical instrument console for controlling fluidflow to and from a surgical instrument includes a housing having a front and opposing sides, and sides, for...
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6511454 |
Irrigation/aspiration apparatus and irrigation/aspiration cassette therefore
An irrigation/aspiration apparatus for supplying an irrigation fluid from an irrigation source to a surgical site through a surgical instrument to remove the irrigation fluid with residual tissue...
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6364857 |
Cassette for intravenous-line flow-control system
A cassette for use in controlling the flow of IV fluid from a patient to a source. The cassette may include along the fluid passage through the cassette, first and second membrane-based valves ( 6,...
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6129702 |
Medicament dosing system
A medicament dosing system comprises a replaceable unit and a permanent unit. The replaceable unit comprises a fluid reservoir for receiving therein a pressurizable liquid medicament, a temperature...
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5891095 |
Electrosurgical treatment of tissue in electrically conductive fluid
A method is provided for applying electrical energy to a tissue structure within a patient's body. The method includes positioning an electrosurgical probe adjacent to the tissue structure so that...
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5830176 |
Maintenance of pressure within a surgical site during a surgical procedure
Varying flow rate and/or the fluid pressure head through a surgical instrument by selecting which of a plurality of fluid lines will supply fluid through the infusion line of the instrument. The...
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5827218 |
Surgical suction pool tip
An improved suction tip for a surgical irrigation apparatus which tip includes an outer tube having a distal end portion for communication with a surgical site and a proximal end for communication...
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5814004 |
System for regulating pressure within an extracorporeal circuit
The specification describes several uses for pressure sensitive valves during extracorporeal pumping in one embodiment, an improved pumping loop for a roller pump is used in an extracorporeal...
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5810766 |
Infusion/aspiration apparatus with removable cassette
An infusion/aspiration apparatus including a base member and first and second cassettes including a base member and first and second cassettes releasably connected to a base member. The first...
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5692729 |
Pressure equalized flow control apparatus and method for endoscope channels
A pressure equalized flow control apparatus and method controls the flow of fluid through a resilient tube. The resilient tube is surrounded by an enclosed chamber having inlet and outlet ports in...
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5649905 |
Method for regulating intraocular pressure during endophthalmic surgery
An irrigation/aspiration apparatus is provided for use with surgical instrumentation requiring irrigation and aspiration of fluids and a peristaltic pump. The apparatus includes a housing and a...
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5647852 |
Lavage system including a cassette assembly
The invention is directed to a cassette assembly for use in a medical, dental or therapeutic lavage system, including a cassette housing and a pump disposed within the housing. The pump has an...
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5522806 |
Self-closing catheter valve
A self-closing catheter valve having a housing with an oval cross section and a conical hose attachment connector which can be inserted into a catheter hose. A valve hose piece partially extends...
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5470312 |
Irrigation/aspiration apparatus for surgical procedures
An irrigation/aspiration apparatus is provided for use with surgical instrumentation requiring irrigation and aspiration of fluids and a peristaltic pump. The apparatus includes a housing and a...
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5468240 |
Manual control device for laparoscopic instrument
A manual control device for laparoscopic patient treatment by use of electrical curetage or coagulation, with means for clearing the surgical sight by irrigation or suction, finger operated buttons...
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5429596 |
Endoscopic electrosurgical suction-irrigation instrument
An endoscopic electrosurgical suction-irrigation instrument with insertable probes and attachments is disclosed. The instrument has a fluid chamber sealed at its proximal end with a slit valve for...
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5417648 |
Method and apparatus for generating pulsating blood flow in a dialyzer circuit
An apparatus for generating a pulsation flow into a blood dialyzer in a blood dialyzing apparatus, has a pulsation flow generating apparatus for intermittently pressurizing and releasing a blood...
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5413566 |
Line clamp
A clamp for occluding a flexible tube comprising a permanent magnet rotary actuator coupled to a rotatable cam. A spring-biasing mechanism is provided to counteract the rotation of the rotary...
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5405319 |
Bowel evacuation system
A portable, lightweight bowel evacuation system is made up of a water bag which is elevated above the patient with a check valve in the delivery line from the water bag into a rectal insertion tube...
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5385541 |
Cerebrospinal fluid shunt capable of minimal invasive revision
A surgical shunt capable of revision and inspection on a minimal invasive basis is provided. The shunt comprises a ventricle tube and drain tube connected by an elbow. The elbow has branches and a...
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5364341 |
Irrigation/aspiration valve and probe for laparoscopy
The invention is a valving device for use in laparoscopic surgery. The device generally has a valve housing having a wall defining a common channel. The channel includes at least first and second...
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5352214 |
Tubing clamb to control flow through compressible tubing
A tubing clamp controlling flow within compressible tubing passing through the clamp which is adapted for inserting the tubing sidewise into the clamp upon opening of a hinged side wall. An...
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