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| Number | Title | Issue Date |
| 8105261 | Osmotic devices and methods for diuretic therapy Embodiments of the invention are related to devices and methods for modulating renal function, amongst other things. In an embodiment, the invention includes an implantable occlusive device including a wall member defining an enclosed volume, the wall member can inc... | 01/31/2012 |
| 8075509 | Medical apparatus A medical apparatus (1) comprises a user interface (30), a number of sensors (16,27,21,22,29) and a control system (18) programmed for displaying on the user interface screen (31) a number of indicia (37), each relating to a... | 12/13/2011 |
| 8070707 | Controller for ultrafiltration blood circuit which prevent hypotension by monitoring osmotic pressure in blood A device for continuously measuring osmotic pressure of blood flowing through an extracorporeal blood circuit including: a blood passage further comprising a withdrawal blood passage connectable to a blood vessel in a patient and an infusion blood passage connectabl... | 12/06/2011 |
| 7998100 | Apparatus for denaturating bilirubin and bilirubin dialyzer The present invention provides a bilirubin reducing means which can minimize a risk such as the onset of an infection or the occurrence of blood coagulation and can reduce physical, temporal and economical burdens imposed on a patient suffering from liver dysfunctio... | 08/16/2011 |
| 7985196 | Method for at least partially draining an extracorporeal blood flow and haemodialysis device for use with said method A method and a hemodialysis machine provide for at least partial emptying of an extracorporeal blood circulation after patient blood in the circulation has been returned to the patient via an infusion liquid which displaces the blood. The method includes emptying at... | 07/26/2011 |
| 7959593 | Blood purification apparatus and method for evaluating connection conditions of needles A blood purification apparatus includes a blood circuit, a blood purifying device, a driving device, an air bubble detection device, and a connection condition evaluation device. The blood circuit is provided with arterial and venous blood circuits, to which needles... | 06/14/2011 |
| 7955291 | Method and apparatus for detecting access recirculation A switch valve for use in an extracorporeal blood flow circuit comprises a valve housing having a chamber, four openings communicating with the chamber, and a valve member located in the valve chamber. A first opening is to be connected to a patient via an arterial ... | 06/07/2011 |
| 7947007 | Bubble trap A bubble trap for removing bubbles from blood flowing through an extracorporeal circuit includes device body possessing blood inlet and outlet ports, and a negative-pressure chamber at the upper part of the device body that is adapted to be connected to a gas evacua... | 05/24/2011 |
| 7938792 | Adaptive algorithm for access disconnect detection An extracorporeal therapy machine removes blood from a patient in order to treat the blood and then return the blood to the patient. If the removal needle or the return needle is dislodged and blood is not returned, the patient may suffer a great blood loss. A new t... | 05/10/2011 |
| 7935071 | Method and apparatus for peripheral vein fluid removal in heart failure A fluid removal apparatus comprising a blood removal catheter for insertion into a peripheral vein or artery and having a size 16 standard gage needle or less; a filter having a blood inlet port coupled to the blood removal catheter, a blood outlet port, an excess f... | 05/03/2011 |
| 7931610 | Blood purification apparatus A blood purification apparatus that can make the specific peak to be imparted to the blood more distinct, and therefore can detect blood recirculation reliably and precisely, is presented. It contains a blood circuit route, a blood pump, a dialyzer, dialysate introd... | 04/26/2011 |
| 7896831 | Method and apparatus for calculating fluid flow rate A switch valve for use in an extracorporeal blood flow circuit comprises a valve housing having a chamber, four openings communicating with the chamber, and a valve member located in the valve chamber. A first opening is to be connected to a patient via an arterial ... | 03/01/2011 |
| 7871391 | Extracorporeal fluid circuit A chamber is described for use in an extracorporeal fluid system. The chamber has a bottom entry port and a bottom exit port. A microporous filter at the top of the chamber allows air in the fluid to vent from the chamber. In use, the chamber is filled with saline. ... | 01/18/2011 |
| 7850635 | Low hydraulic resistance cartridge A cartridge for treating medical or biological fluid includes a first cap having an inlet for the fluid, a container including a plurality of compartments and a second cap including an outlet for the fluid, wherein each compartment contains a plurality of particles,... | 12/14/2010 |
| 7824357 | Method and system for preventing contrast associated nephropathy A method for preventing contrast associated nephropathy includes the steps of providing a multi-lumen dual balloon catheter and inserting the catheter into a patient's coronary sinus. The method also includes the steps of inflating the two balloons to block blood fl... | 11/02/2010 |
| 7798985 | Vensous bubble trap In a venous bubble trap (1), having a housing (2) to which fluid, in particular blood, can be delivered essentially tangentially via a fluid inlet (8) and from which fluid can be carried away via a fluid outlet (10), and having a filter d... | 09/21/2010 |
| 7762976 | Automatic air removal system An apparatus for extracorporeal oxygenation of a patient's blood during cardiopulmonary bypass surgery. The apparatus comprises a bubble sensor, arranged at or connected to a venous line, for detecting bubbles in the venous blood received from the patient. When air ... | 07/27/2010 |
| 7758533 | Hemofiltration systems, methods and devices for treatment of chronic and acute diseases A hemofiltration system and method to treat an Inflammatory Mediator Related Disease in a mammal, including chronic and acute diseases, include a hemofilter and an adsorptive device. The hemofilter removes ultrafiltrate from a blood stream extracted from the mammal ... | 07/20/2010 |
| 7722557 | Blood purification apparatus A blood purification apparatus in which the pressure in a circuit is measured by directly measuring the strain of an air trap by a strain sensor without providing a pressure measuring section in the circuit. ... | 05/25/2010 |
| 7713227 | Method and apparatus for medical device for aspiration of thromboemobolic debris An apparatus for collecting blood clots, plaque, and other debris in arteries or veins, said apparatus comprising: a filter assembly having a chamber with a paddle assembly and a porous floor disposed therein; and tubes for coupling said filter assembly to an artery... | 05/11/2010 |
| 7674236 | Device and method for detecting complications during an extracorporeal blood treatment A device and method for detecting complications during an extracorporeal blood treatment are provided. During the dialysis treatment, the dialysance or clearance may be continuously determined at successive points in time based on a measured change in a physical or ... | 03/09/2010 |
| 7666159 | Venous reservoir in an extracorporeal blood circuit A venous reservoir in an extracorporeal blood circuit, comprising a rigid outer enclosure for a filtering mass in the form of a hollow cylinder, provided with an upper lid which comprises couplings for the inflow of blood with the portion of space delimited by the f... | 02/23/2010 |
| 7625351 | System, method and apparatus for purifying biological fluids such as blood and constituents thereof Provided herein is an innovative hemoperfusion system and method including a thermal-fused broad-spectrum biocidal iodinated interactive polymer for the treatment of biological contaminants in body fluids. In one exemplary embodiment, the system and method utilizes ... | 12/01/2009 |
| 7601134 | Separation The invention refers to method for selectively binding and separating at least one component from whole blood or a body fluid, whereby the blood or body fluid is allowed to pass through a rigid integral separation matrix without being excluded therefrom. The matrix ... | 10/13/2009 |
| 7569026 | Method of producing blood processing circuits and filter unit A bag connection comprises a first bag, a tube having a blood-drawing needle at the front end, a plurality of second bags, tubes for connecting the first and second bags, and tubes and branch connectors for connecting the second bags to each other. On the other hand... | 08/04/2009 |
| 7540851 | Method to control blood and filtrate flowing through an extracorporeal device A method and apparatus are disclosed for controlling blood flow through an extracorporeal blood circuit having a controller comprising the steps of: withdrawing the blood from a withdrawal blood vessel in a patient into the extracorporeal circuit, treating the blood... | 06/02/2009 |
| 7488301 | Method for returning blood from a blood treatment device, and device for carrying out this method A method for the return of blood from a blood treatment apparatus, preferably from a dialysis apparatus, uses a pumped substituate fluid to displace the blood. A substituate pump contained in the treatment apparatus displaces the blood by means of the correspondingl... | 02/10/2009 |
| 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 new filter to be placed in the blood flow pathway while at the same tim... | 02/10/2009 |
| 7470245 | Extracorporeal pathogen reduction system The invention relates to an apparatus system and methods for treatment of virus-infected or pathogen-loaded human blood components separated from normal components comprising a separation apparatus and treatment apparatus system that inactivate pathogens in an extra... | 12/30/2008 |
| 7462161 | Method 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 ... | 12/09/2008 |
| 7442178 | Automated system and method for blood components separation and processing A blood processing centrifuge comprising: a rotor having an axis of rotation and being controllably spun around the axis, a mechanism for processing whole blood within the rotor while spinning, a computer controlling blood processing operations, the computer being m... | 10/28/2008 |
| 7435235 | Blood treatment equipment, method, and software program for controlling infusion in blood treatment equipment A method and blood treatment equipment for controlling infusion are described. The equipment comprising: an extracorporeal blood circuit, a pre-infusion line connected to the blood circuit upstream a blood treatment unit, a post-infusion line connected to the blood ... | 10/14/2008 |
| 7425265 | Vortex-enhanced reverse osmosis filtration device and methods Preferred aspects of the present invention relate to advances in rotating, vortex-enhanced reverse osmosis filtration. More particularly, the filtration device and methods incorporate a rotational drive mechanism adapted to use the flow of pressurized process fluid ... | 09/16/2008 |
| 7419597 | Fluid, circuits, systems, and processes for extracorporeal blood processing A method for renal replacement therapy includes priming a fluid circuit and recirculating the sterile fluid during priming to permit gas to float out of the sterile fluid into a fluid reservoir. The fluid is preferably either warmed during circulation or vibrated to... | 09/02/2008 |
| 7410473 | Blood pump having a disposable blood filter with integrated pressure sensors An integrated disposable cartridge for dialysis or ultrafiltration treatment of blood includes integral pressure sensors. Sensors are embedded in the blood filter on the cartridge to measure the pressure of blood or other fluids in the filter. ... | 08/12/2008 |
| 7402278 | Method 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 |
| 7399289 | Controller for ultrafiltration blood circuit which prevents hypotension by monitoring osmotic pressure in blood A method and system for the extracorporeal treatment of blood to remove fluid from the fluid overloaded patient is disclosed that non-invasively measures osmotic pressure across a filter membrane of a blood filter. The filter is permeable to water and electrolytes, ... | 07/15/2008 |
| 7387734 | Method of operating a dialysis machine A method and apparatus of priming or rinse back of an extracorporeal circuit using a dialysis machine comprising a dialysis liquid preparation system. The dialysis machine is used to prepare a saline solution on-line. The extracorporeal circuit is connected to the d... | 06/17/2008 |
| 7384550 | Glaucoma implant having MEMS filter module Various MEMS filter elements or modules are disclosed, and which may be used in a glaucoma implant (490). One such MEMS filter module (34) includes a first film (70) and a second film (46) that are spaced and interconnected by a plurality... | 06/10/2008 |
| 7381195 | Hematocrit sensor The present invention relates to a hematocrit sensor and a method for measuring hematocrit values using such a device, which comprises a hematocrit sensor in a blood circuit that measures hematocrit value, a blood purifier that purifies a patient's blood while extra... | 06/03/2008 |
