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Class 604/6.16 - Body inserted tubular conduit structure


Subclass of Class 604 - Surgery
Definition: Subject matter wherein a pipelike or hollow structure
No. of patents: 191
Last issue date: 05/29/2012


1          
NumberTitleIssue Date
8187216Hollow fiber membrane-type artificial lung
A hollow fiber bundle that is formed by arranging a plurality of porous hollow fiber membranes 8 in one direction; a heat exchange pipe bundle that is formed by arranging and laminating a plurality of heat exchange pipes 9 in one direction crossing the...
05/29/2012
8177736Device and method for monitoring access to a patient, in particular access to vessels during extracorporeal blood treatment
The invention relates to a device and to a method for monitoring access to vessels during extracorporeal blood treatment. The invention forms a loop in the arterial and/or venous line and provides device for fixing a section of the line in a loop. When the line is s...
05/15/2012
8105266Mobile dialysis system having supply container detection
A dialysis system includes a dialysis instrument including at least one pump actuator; a disposable cassette operable with the at least one pump actuator; a plurality of supply containers connected fluidly to the disposable cassette; and a cart which includes a rota...
01/31/2012
8092415Catheter assembly including triple lumen tip
A catheter assembly for use in accessing a vasculature of a patient during renal replacement or other therapies is disclosed. In one embodiment, the catheter assembly includes a catheter body that defines first and second lumens. The catheter body defines a distal t...
01/10/2012
8092416Device and method for connecting a blood pump without trapping air bubbles
An apparatus and a method for connecting medical tubing or any other type of fluidic circuit conduits (e.g., cannulae) to a ventricular assist device (“VAD”) or any other pumping device used for blood pumping during cardiac circulatory support for vascular surge...
01/10/2012
8021319Extracorporeal blood set
A blood set comprises an arterial line having a patient end provided with a multiport connector (14) having first port (15) connected to a blood transport tube (13), a second port (16) bearing a male luer connector for connecting to a vas...
09/20/2011
8002729Multi-lumen catheter assembly
A multi-lumen catheter assembly for use in the extracorporeal treatment of a body fluid of a patient. The catheter assembly includes an elongated catheter body having a pair of lumens extending therethrough, and a septum separating the lumens. The catheter body has ...
08/23/2011
7998102Method and apparatus to remove substances from vessels of the heart and other parts of the body to minimize or avoid renal or other harm or dysfunction
To accomplish isolation and removal of a substance from a vasculature, a catheter is employed to occlude a vessel of the vasculature. The substance is thus isolated in the vasculature and can be removed. In this way, the substance is removed before entering other pa...
08/16/2011
7959596Extracorporeal circuit
An extracorporeal circuit, which makes it possible to efficiently collect priming solution by displacing the priming solution with blood after the priming solution is fed to the extracorporeal circuit to prime the extracorporeal circuit, includes a circuit body incl...
06/14/2011
7959594Access disconnection systems and methods
Apparatuses, devices, systems and methods for detecting access disconnection are provided. In one embodiment, a medical fluid system includes (i) a medical fluid machine and (ii) a device operable with the medical fluid machine, the device configured to provide elec...
06/14/2011
7959595Catheter assembly
A catheter assembly is provided with a flexible tubular body having two lumens. A solid slidable member with a sharp distal end is disposed within one of the lumens. The slidable member is capable of sliding within the lumen of the tubular body between an exposed po...
06/14/2011
7874999Detecting access disconnect using needle sleeve
An access needle for extracorporeal therapy is equipped with a mount and a sleeve having a metal or magnetic component at its distal end. The mount includes a sensor for detecting when the distal end is pressed against the mount. The sensor is a hall-effect sensor o...
01/25/2011
7824358Heart pump connector
A heart assist device connection system comprises an inflow connector in fluid-tight communication with an inflow section of a heart assist device. The connector is configured to be releasably connected to an inlet extension inserted into a patient's ventricle. The ...
11/02/2010
7785284Joint 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 of fluid. The tubular body is made of a mixture o...
08/31/2010
7762977Device and method for vascular access
Vascular access systems for performing hemodialysis are disclosed. The vascular access system contemplates a catheter section adapted for insertion into a vein and a graft section adapted for attachment to an artery. The catheter section may have metal or polymer wa...
07/27/2010
7674237Method and apparatus for blood withdrawal and infusion using a pressure controller
A method and apparatus for controlling blood withdrawal and infusion flow rate with the use of a pressure controller. The pressure controller uses pressure targets based upon occlusion limits that are calculated as a function of flow. The controller has the ability ...
03/09/2010
7651474Method and apparatus for leukoreduction of red blood cells
A method and apparatus for red blood collection and filtration is provided wherein a red blood cell collection assembly provides for leukoreduction filtration concurrent with or soon after the red blood cell collection procedure. The procedure preferably involves fi...
01/26/2010
7575563Blood 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 intermediate joined segment. The split tube segment of the supply lumen is...
08/18/2009
7566316Dialysis catheter
A dialysis catheter comprising a first portion having a first dianeter, an elongated distal portion having a second diameter smaller than the first diameter, and a transition region between the first portion and distal portion. A first longitudinally extending centr...
07/28/2009
7507217Device for exchanging and/or docking functional modules
A device for exchanging and/or docking functional modules (1, 2), and used for the extracorporeal circulation of bodily fluids, is provided. Each functional module (1, 2) includes at least one conduit (3; 4) comprising an inlet (5; 7) and...
03/24/2009
7473239Single expandable double lumen cannula assembly for veno-venous ECMO
The present invention provides an apparatus, system, and method of use of a simple, less invasive, self-expandable percutaneous double lumen cannula assembly for VV ECMO that overcomes the limitations and obstacles of the techniques described above. The present inve...
01/06/2009
7473238Hemofiltration systems and methods that maintain sterile extracorporeal processing conditions
A disposable fluid circuit kit for extracorporeal blood treatment systems that supply replacement fluid to a patient is described. The circuit has a blood portion that carries blood and subjects it to some treatment, such as dialysis or hemofiltration. A portion car...
01/06/2009
7438699Quick priming connectors for blood circuit
A connector system is provided for use in priming a fluid circuit. The system includes a first connector and a second connector. The first connector is configured to couple with one end of a conduit. The first connector has a gas permeable membrane, a main lumen ext...
10/21/2008
7422565Support element for an extracorporeal fluid transport line
A rigid support element for an infusion line for medical use has a first and second portion rigidly connected to each other and capable of holding a first length of tubing. The first portion incorporates a continuous separator for separating fluid into a gaseous por...
09/09/2008
7402278Method of recovering blood from an extracorporeal circuit
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 end of the bag; an outlet port at the lower end of the bag; an inlet...
07/22/2008
7393339Multi-lumen catheter with separate distal tips
A multi-lumen catheter defined by at least two separate tip sections distal to a dividing point includes strategic placement of openings in the tip sections to facilitate fluid flow and minimize typical problems associated with catheters. In a multi-lumen catheter h...
07/01/2008
7377904Cap 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, separates a protective cap from the active lancet, and energize a drive me...
05/27/2008
7351228Plunger 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 provided within the closed front end of the plunger rod. Vents are sp...
04/01/2008
7335192Apparatus and methods for treating congestive heart disease
Methods and apparatus are provided for treating congestive heart by actively or passively enhancing perfusion to the renal arteries. A first embodiment comprises a specially configured balloon catheter and extracorporeal pump, wherein the pump operates in a “once-...
02/26/2008
7318814Medical suction valve
A valve assembly includes a housing defining an aperture, a passageway, and a branch passage. The branch passage extends from the aperture and intersects and communicates with the passageway. The branch passage is disposed at an angle greater than 90 degrees with re...
01/15/2008
7316662Infusion 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 measure the weight of the container and emit a corresponding signal, a...
01/08/2008
7311689Method and apparatus for peripheral vein fluid removal in heart failure
A method and apparatus for ultrafiltration of blood operating by removing blood from a peripheral blood vessel at a rate of less than two percent of total cardiac output of a patient, extracting fluid at a rate of 0.1 liter to 1.0 liters per hour while retaining cel...
12/25/2007
7291124Tubing 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 activation, and hemolysis. The tubing set also reduces the number of manual c...
11/06/2007
7291123Joint 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 of fluid. The tubular body is made of a mixture o...
11/06/2007
7285105Automatic 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 supply/discharge system, wherein the blood line of the blood circulating system...
10/23/2007
7282057Pediatric atresia magnets
A medical system for approximating the esophageal sacs in an infant afflicted with esophageal atresia. The medical device includes an esophageal catheter and a gastric catheter. The distal end of the esophageal catheter, which includes a magnetic tip, is passed thro...
10/16/2007
7278981Disposable 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 passageways that connect to a cardiopulmonary circuit, a cardioplegia ...
10/09/2007
7276043Occlusion-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 spiraling portion with at least one opening coincident therewith. Addit...
10/02/2007
7276041Method 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 automatically alerting medical personnel of a problem during hemodialysis u...
10/02/2007
7264607Circuit 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 (4) having a venous pump portion (43). Pump po...
09/04/2007
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