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7377904 |
Cap displacement mechanism for lancing device and multi-lancet cartridge
A medical lancing device including a replaceable multi-lancet cartridge. The lancing device includes an advancing mechanism that advances lancets within the cartridge into an active position,...
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7351228 |
Plunger rod for arterial blood collection syringes
An arterial blood collection device is provided having a one-piece plunger rod for use with a blood collection syringe. The plunger rod is hollow, with a closed front end. A self-sealing filter is...
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7316662 |
Infusion device for medical use
An infusion device for medical use has a container designed to hold a specified quantity of a liquid to be infused into a patient, a weighing device associated for operation with the container to...
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7291124 |
Tubing set for blood handling system and methods of use
A tubing set for use with a blood handling system is described that decreases the priming volume and surface area of the blood handling circuit, lowering the risk of hemodilution, platelet...
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7291123 |
Joint for fluid transport lines for medical use
The joint ( 36 ) comprises a tubular body ( 37 ) having two connecting zones ( 38, 39 ) each connected by an end to a tubular element ( 40 ) of a fluid transport line, giving continuity to passage...
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7285105 |
Automatic dialyzer and dialyzing method
An automatic dialyzer for purifying blood brought into contact with a dialysate via a semi-impermeable membrane. The dialyzer includes at least a blood circulating system and a dialysate...
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7278981 |
Disposable cartridge for a blood perfusion system
A disposable cartridge for use in extracorporeal blood perfusions systems that have a control unit for controlling the flow of fluids. The cartridge has a housing defining a plurality of internal...
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7276043 |
Occlusion-resistant catheter
A catheter comprises an elongated tube having an interior defined by a sidewall having openings. At least a portion of the catheter is spirally formed into a corkscrew pattern or has an inwardly...
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7276041 |
Method and device for monitoring loss of body fluid and dislodgment of medical instrument from body
A method of alerting medical personnel of a problem during hemodialysis includes providing an active, fail-to-safe site sensor for a fistula needle at an access site during hemodialysis; and...
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7264607 |
Circuit for extracorporeal blood circulation
A circuit for extracorporeal blood circulation, which is used for a single-needle dialysis, comprises a blood withdrawal line ( 2 ) having an arterial pump portion ( 23 ), and a blood return line (...
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7261705 |
Implantable dialysis access port
An implantable access port in accordance with one embodiment of the invention comprises a hollow port casing having a first channel, a second channel and a third channel. A self-sealing insert may...
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7223257 |
Percutaneous vascular access device
The present invention generally relates to the design and use of implantable medical devices, and in particular to the design and use of an implantable device for establishing long-term access to a...
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7223253 |
Blood aspiration system and methods of use
The present invention is directed to a blood aspiration system that is configured to enable various types of aspiration through a working lumen of a catheter. The blood aspiration system...
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7186230 |
Method and apparatus for the continuous separation of biological fluids into components
The present invention relates to systems, methods and apparatus for improving the yield for separating components of fluids, for example biological or sensitive fluids such as blood, and improving...
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7163520 |
Method and device for removal of radiocontrast media from blood
An extracorpeal blood circuit for removal of contrast from human blood using a filter and withdrawal filter pump and a by-pass pump. The withdrawal filter blood pump operates when a contrast bolus...
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RE39451 |
Double-lumen catheter
A catheter is described. In one embodiment, the catheter includes: a shaft segment including a shaft segment uptake lumen and a shaft segment return lumen; and a distal end segment coupled to the...
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7147617 |
Arterio-venous shunt graft
A graft, for example, an arterio-venous shunt graft, is provided, which in a first aspect of the subject invention, is formed with longitudinal ribs. With fibrotic tissue ingrowth between the ribs,...
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7147616 |
Method for emptying a blood circuit of an apparatus for the extracorporeal treatment of blood
A method for emptying a blood circuit of an apparatus for the extracorporeal treatment of blood after interrupting a treatment session. The apparatus has a blood treatment device with first and...
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7147615 |
Needle dislodgement detection
An apparatus for detecting dislodgement of a needle inserted into a patient includes a sensor for detecting wetness due to blood and a sensor holder to secure the sensor to the patient such that...
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7144381 |
Hemodialysis system and method
A treatment assembly is positioned along an AV-fistula and couples therapeutic energy to an adjacent area due to a material response to an applied energy field from a remotely located energy...
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7135008 |
Method and apparatus for ultrafiltration utilizing a peripheral access dual lumen venous cannula
Method and apparatus for the extracorporeal treatment of blood by utilizing a peripherally inserted dual lumen catheter assembly for the continuous removal and return of blood for renal replacement...
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7131959 |
Apparatus and methods for occluding an access tube anastomosed to sidewall of an anatomical vessel
The invention provides vascular access methods, systems and devices facilitating long-term, repeated, percutaneous access to a patient's blood stream. This is provided by an access tube apparatus...
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7124570 |
Apparatus and methods for fluid occlusion of an access tube anastomosed to an anatomical vessel
The invention provides a vascular access system and methods for facilitating long-term, repeated access to any of a patient's vascular systems. This is provided by an access tube apparatus adapted...
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7122019 |
Intra-aortic renal drug delivery catheter
A catheter for delivering a therapeutic or diagnostic agent to a branch blood vessel of a major blood vessel, generally comprising an elongated shaft having at least one lumen in fluid...
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7118546 |
Apparatus and methods for facilitating repeated vascular access
The invention provides vascular access methods, systems and devices facilitating long-term, repeated access to any of a patient's anatomical vessels and the body fluid therein, such as a patient's...
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7115228 |
One-piece tip protector and organizer
A method, system and apparatus for performing peritoneal dialysis are provided. To this end, in part, a device for organizing a number of tubes extending from a unit of a medical fluid system is...
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7108674 |
Catheter
A catheter comprising a dual lumen tube with a bolus at its distal end having a bullet nose. A venous port is formed in one side of the bolus adjacent the bullet nose of the bolus. An arterial port...
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7108673 |
A-V dialysis graft construction
An improvement to an A–V dialysis graft construction ( 10 ) that includes an elongated length of polymer tubing ( 12 ) having an inlet end ( 13 ) and an outlet end ( 14 ) for attachment to access...
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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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7077830 |
Medical syringe needle
A needle for medical use, which is free from breakage of a cannula even if subjected to reapeated bending operations or puncture into the root of teeth in use. The needle is charactrized in that a...
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7063679 |
Intra-aortic renal delivery catheter
A renal flow system and method direct fluid into renal arteries from a location within the aorta. A renal flow assembly has a tapered tube that is adjustable between a radially collapsed condition...
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7048709 |
Bag provided with means for the temporary association of a filter
The disclosure includes a flexible bag ( 1 ) intended to receive a biological fluid with a view to its centrifugation. The bag includes an external enclosure ( 2 ) formed by two sheets of flexible...
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7033334 |
Hemo-concentrator system for autologous blood recovery
The invention is directed to a blood bag system, comprising a closed, sterile bag of substantially transparent, bio-compatible material, defining upper and lower ends; an infusion port at the upper...
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7025741 |
Arteriovenous access valve system and process
An arteriovenous graft system is described. The arteriovenous graft system includes an arteriovenous graft that is well suited for use during hemodialysis. In order to minimize or prevent arterial...
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7018353 |
Hematocrit sampling system
Accurate measurement of hematocrit during blood recovery or plasma sequestration processes by means of algorithms to account for the presence of air or other non-blood substances in salvaged or...
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7008397 |
Cardiac implant and methods
Cardiac implants include a conduit or scaffold having a first therapeutic agent in at least partial covering relation to at least a first portion of the scaffold, and a second therapeutic agent,...
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7008395 |
Multi-lumen catheter system used in a blood treatment process
A catheter system facilitates blood treatments such as apheresis that require simultaneous withdrawal and return of blood to a patient at high flow rates. A multi lumen catheter has an external...
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7004926 |
Apparatus and method for auto-retroperfusion of a coronary vein
An apparatus for automatically retroperfusing a coronary vein includes an intraluminal cannula having a main body portion extending between a proximal end portion and a distal end portion. The...
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7001354 |
Perfusion system for off-pump coronary artery bypass
A perfusion system for off-pump coronary artery bypass is provided in order to make the off-pump coronary artery bypass easier and safer and to restrict the amount of bleeding to a degree for not...
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6997894 |
Vascular access catheter having a curved tip and method
A vascular access catheter having a curved tip. Preferably, the curved tip is formed into a substantially pig-tail shape. Where the catheter is of the double lumen variety, the terminus of the draw...
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6979423 |
Cardiopulmonary bypass device and method
A method and system for performing a cardiopulmonary bypass procedure are provided. The method includes accessing a source of blood in a patient body from which source the blood is to be passed...
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6979309 |
Systems and methods for performing blood processing and/or fluid exchange procedures
A flow management system for extracorporeal blood treatment application helps to ensure proper balance of incoming and outgoing fluids by precise balancing of relatively small balance chambers. The...
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6974434 |
Methods and devices for maintaining cardiopulmonary bypass and arresting a patient's heart
An endovascular system for arresting a patient's heart and maintaining the patient on cardiopulmonary bypass. A venous cannula, venting catheter and an aortic occlusion device are all coupled...
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6966886 |
Blood treatment catheter assembly
A blood treatment catheter pre-assembled with a stiffening tube is provided. The catheter includes a withdrawal lumen and a supply lumen each having distal split tube unjoined segments and an...
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6955655 |
Hemofiltration system
A hemofiltration system and method is provided that allows for high flow rate, accurate determination of net fluid withdrawal from or addition to a patient, and simple and reliable home operation....
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6946099 |
Methods of using condensed perfusion circuit for cardiopulmonary bypass and cardioplegia
A total condensed circuit for cardiopulmonary bypass and cardioplegia are provided, as well as methods of using the same. The total circuit includes a cardiopulmonary bypass portion including...
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6942633 |
System for treating tissue swelling
A system and method for performing site specific therapy to alleviate tissue swelling, involving the placement and use of recovery catheters having semipermeable membranes adapted to recover bulk...
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6929618 |
Microdialysis probe
A microdialysis probe includes a dialysis membrane located and supported between a closed distal end of the probe and a proximal end of the same, the membrane essentially surrounding a space for...
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6926689 |
Aortic balloon occlusion cannula
An aortic balloon occlusion cannula for the occlusion of the aorta ascendens during cardiac surgery including a cannula containing several lumina that are separated from one another. The cannula...
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6913589 |
Multi-catheter insertion device and method
An implantable shunt device having a primary catheter and at least two secondary catheters extending from the primary catheter is provided. The primary catheter includes a connecting end, an open...
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