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7588549 |
Thermoelectric temperature control for extracorporeal blood circuit
A waterless blood heater/cooler device directly controlling temperature of blood flowing through an extracorporeal blood circuit. A thermoelectric module is coupled to a supply voltage to generate...
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7544300 |
Batch filtration system for preparation of sterile fluid for renal replacement therapy
A method and device for blood treatments that use fluids such as dialysate and replacement fluid for renal replacement therapy. In an embodiment, fluid is passed either by pump or passively by...
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7534221 |
Devices and methods for protecting against distal embolisms
Endovascular intervention methods entail creating a temporary capillary block in the vasculature of at least a portion of a patient's organ, such as a hemisphere of the patient's brain, the...
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7520862 |
Cerebral spinal fluid shunt evaluation system
A method for evaluating cerebrospinal fluid (CSF) flow rate in a CSF shunt applied to a patient for transmitting the CSF between first and second locations of the patient includes applying...
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7488302 |
Device allowing serial use of clean and alternative blood filters during blood filtration
A device that allows for serial (time) use of clean blood filters during the use of a heart lung machine. The device is comprised of a series of filters and a switching mechanism that allows the...
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7473237 |
Apparatus for auto-retroperfusion of a coronary vein
An apparatus and method for automatically retroperfusing a coronary vein. The apparatus includes an intraluminal graft having a tubular body extending between a proximal end and a distal end. The...
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7458952 |
Integrated cardiopulmonary bypass system for open and closed bypass circuits
A completely integrated cardiopulmonary bypass system includes a common casing provided with a reservoir, a venous air trap, oxygenator, heat-exchanger and a pump. This totally integrated system...
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7455812 |
Method and apparatus for controlled reoxygenation
A method and apparatus for performing coronary perfusion and cardiac reoxygenation that enables accurate control of oxygen levels in blood used for the coronary circulation. Deoxygenated blood and...
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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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7175606 |
Disposable medical fluid unit having rigid frame
A method, system and apparatus for performing peritoneal dialysis are provided. To this end, in part, a frame of a disposable unit for a medical fluid system is provided. The frame includes a body...
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7122151 |
Membrane apparatus with enhanced mass transfer, heat transfer and pumping capabilities via active mixing
A combination mass transfer and pump apparatus, which in a single step actively mixes a first mass and a second mass and simultaneously pumps one of the first mass and the second mass through the...
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7066900 |
Removal of metabolic components from blood
An electrophoresis system for removing or reducing concentration of a metabolic component from blood or plasma of a subject is provided. A method for removing or reducing concentration or amount of...
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RE39075 |
Heater for physiological fluids
A self-contained portable unit for heating physiological fluids is disclosed. A heat exchanger is disposable to ensure sterility, and the hot exchanger is attached to a heating system by inserting...
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7022284 |
Extracorporeal blood handling system with integrated heat exchanger
Apparatus for oxygenating and pumping blood includes a housing defining a blood flow path including, in series, a gas collection plenum, a pump space and a blood oxygenation element. A pump...
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7004924 |
Methods, systems, and kits for the extracorporeal processing of blood
Methods, systems, and kits for extracorporeally circulating and processing blood are described. The systems include a pump, a processing unit, and blood drawn return lines for accessing a patient's...
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6951219 |
Treatment of hepatitis C using hyperthermia
The invention provides a method of treating a patient infected with hepatitis C virus (HCV) comprising raising the core temperature of the patient and then returning the core temperature of the...
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6942635 |
Blood treatment catheter and method
Disclosed are various embodiments of a hemo-dialysis catheter in which the aspirating port at the end of the aspirating tube is distal of the infusion port or ports at the end of the infusion...
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6855122 |
Bloodless treating device
There is provided an apparatus which reduces a bleeding amount upon an operation. A bloodless treating apparatus used upon a surgical treatment of an objet comprises:
(A) a fluid...
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6827898 |
Hyperthermia method and apparatus
A method and device for extracorporeal treatment of a patient by heating the patient's blood and/or a regional anatomic area which utilizes an optional hemodialysis machine capable of heating the...
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6817985 |
Intravascular spinal perfusion and cooling for use during aortic surgery
Cooled and oxygenated blood is shunted from the proximal aorta into the open ends of intercostal arteries severed during thoracoabdominal aortic surgery to prevent or minimize the effects of spinal...
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6748164 |
Plasma thawing system
A heating apparatus is provided for heating a medical product such as a bag of frozen plasma or blood. The apparatus includes a reservoir for holding a supply of heating liquid. At least one...
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6736790 |
Method and system for selective or isolated integrate cerebral perfusion and cooling
Patients having diminished circulation in the cerebral vasculature as a result of cardiac arrest or from other causes are treated by flowing an oxygenated medium through an arterial access site...
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6723284 |
Membrane apparatus with enhanced mass transfer, heat transfer and pumping capabilities via active mixing
A combination mass transfer and pump apparatus, which in a single step actively mixes a first mass and a second mass and simultaneously pumps one of the first mass and the second mass through the...
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6682698 |
Apparatus for exchanging gases in a liquid
An apparatus for exchanging gases in a liquid is provided. Preferably, the apparatus comprises a housing, a first inlet, a gas exchange medium, a separator, a first outlet, and a second inlet and...
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6669661 |
Method and device for central nervous system protection during whole body hyperthermia or hypothermia
A method and device for intentionally inducing whole-body hyperthermia or hypothermia in a patient for medical treatment while protecting the central nervous system from damage includes a tub for...
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6629946 |
Continuous renal replacement therapy heat loss compensation
An integrated CRRT method and apparatus incorporates steps and means for compensating for heat loss from blood in an extracorporeal circuit. A blood warmer is designed to engage and hold a...
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6630107 |
Blood pumping equipment for extracorporeal circulation and ventricular assistance
The equipment comprises an impulsion pump ( 5 - 5 ′) with a displaceable piston ( 7 ), that adopts a bellows shape, located in the inside of the same, the chamber of the pump receiving the...
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6626857 |
Extracorporeal circulation device and method for isolation temperature control method
An extracorporeal circulation apparatus used for the selective temperature controlling method in which a temperature of an object is kept at a predetermined temperature, includes: (A) a fluid...
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6613281 |
Integrated heat exchanger/reservoir
An integrated heat exchanger/reservoir for use alone or in combination in an extracorporeal blood circuit. The reservoir includes a hard outer shell topped by a lid with a venous blood inlet. Blood...
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6608968 |
CONVECTION BLOOD WARMING SYSTEM WITH DISPOSABLE FLATTENED TUBE ENVELOPE INCORPORATING PAPERBOARD “NEEDLE” FOR INSERTING ENVELOPE BETWEEN HEATING PLATES AND EMPLOYING ACTIVE AND PASSIVE INSULATION OF OUTLET FLOW PATH TO PROVIDE NORMOTHERMIC FLUID AT ZERO TO 600 MILLILITERS PER MINUTE
A thin, flat paperboard inserter or “needle” which is longer than the blood warmer heating plates is attached to the edge of the flattened tube envelope to enter the very narrow gap between the...
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6605106 |
Intravascular systems for corporeal cooling
A catheter for intravascular corporeal cooling comprises an elongated tubular member having at least one lumen extending therethrough for providing cooled blood, an inflatable annular balloon...
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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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6579496 |
Apparatus for implementing hyperthermia
An apparatus and system for extracorporeal treatment utilizes a hemodialysis machine capable of heating dialysis fluid to 48° C., an optional parallel plate hemodialyzer together with a...
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6555057 |
Intravascular methods and apparatus for isolation and selective cooling of the cerebral vasculature during surgical procedures
Patients having diminished circulation in the cerebral vasculature as a result of stroke or from other causes such as cardiac arrest, shock or head trauma, or aneurysm surgery or aortic surgery,...
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6539172 |
Fluid heating device and cartridge for the same
The cartridge of the present invention is capable of improving both of the heating efficiency and the flowing efficiency. The cartridge is capable of being detachably attached to a fluid heating...
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6517510 |
Automatic patient control device
The present invention relates to regulating the temperature of a desired medium that is applied to the exterior surface of a mammal. These devices have been used in the past but not with the...
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6503450 |
Integrated blood oxygenator and pump system
Improvements to integrated blood pump/oxygenator having a rotating hollow fiber bundle assembly that both oxygenates and pumps blood are provided. An inner member arranged along a central axis of...
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6497841 |
Prevention of electrical discharges in polymeric heat exchangers
A heat exchanger, or the heat exchanger component of a multi-function device, comprising a polymeric heat transfer material. The heat exchanger exhibits reduced voltage-induced breakdown of the...
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6428747 |
Integrated extracorporeal blood oxygenator, pump and heat exchanger system
An integrated blood pump, oxygenator and heat exchanger is provided having a rotating hollow fiber bundle assembly. A plurality of vanes arranged along a central shaft of the device increase...
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6423268 |
Blood heating system with mutually exclusive relay-controlled heat exchangers
A blood heating system for use in open heart surgery including an arterial/venous fluid circuit, a cardioplegia fluid circuit independent of the arterial/venous fluid circuit, a first heater in...
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6413233 |
Perfusion hyperthermia treatment system and method
Method and apparatus to automatically monitor and control a perfusion hyperthermia treatment using a system including one or more programmed computers, and mechanical and sensor subsystems. The...
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6406452 |
Bladder catheter for hyperthermia system
The invention provides a hyperthermia system comprising a catheter having an elongate body having a distal end and having a proximal end; a first temperature sensor located proximate the distal...
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6336910 |
Extracorporeal circulation apparatus for selective cooling method
An extracorporeal circulation apparatus capable of maintaining hypothermia for a prolonged period when used in the selective cooling method. The extracorporeal circulation apparatus used in the...
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6336911 |
Thermal sensor for hyperthermia system
The invention provides a temperature probe comprising an inlet end opposed to an outlet end; a flow-directing passage defined by a wall; the wall, the inlet end, and the outlet end configured to...
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6315751 |
Cardiopulmonary bypass system using vacuum assisted venous drainage
A cardiopulmonary by-pass system having a vacuum assisted venous drainage system including a hard-shelled venous reservoir which is closed to atmosphere. The reservoir having a blood inlet for...
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6264680 |
Apparatuses and processes for whole-body hyperthermia
Apparatuses for use in whole body hypothermia include a high-flow hyperthermia circuit coupled to a low-flow dialysis circuit in a manner which reduces tensioning of membranes in the dialyzer of...
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6106509 |
Closed circuit autologous sequestration reservoir system
An apparatus is provided for autologous sequestration of blood from a patient prior to, during and after surgery. Sequestered blood contained in an assembly of oxygenated blood collection bags is...
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6045752 |
Blood oxygenator with waterless heat exchanger
Waterless temperature control of blood in a blood oxygenator is achieved by providing a non-disposable heater/cooler with a temperature-controlled surface that can be intimately mated with a...
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5997816 |
Heat exchanger for medical applications
A heat exchanger for medical applications is disclosed. The heat exchanger is characterized in that it is configured to provide a high heat transfer efficiency while minimizing the possibility of...
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RE36386 |
Cardioplegia delivery system
A cardioplegia system for delivering cardioplegic solution to the heart during open heart surgery in cooperation with an extracorporeal blood circuit employing a heart/lung machine, includes a...
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