1
Kulwinder S Plahey, Frank L Hedmann, Stephan Klatte, Thomas I Folden: Cassette system for peritoneal dialysis machine. Fresenius Medical Care Holdings, Fish & Richardson P C, May 3, 2011: US07935074 (86 worldwide citation)

A portable peritoneal dialysis apparatus having a side-hinged, inclined door for enclosing a disposable cassette that seals tightly shut using air pressure which imposes a safety interlock, a cassette with its inlet/outlet tube exclusively along the lower edge so that the connected lines can hang st ...


2
Victor Gura, Edmond Rambod: Wearable ultrafiltration device. Fresenius Medical Care Holdings, Hamilton Brook Smith & Reynolds P C, March 1, 2011: US07896830 (55 worldwide citation)

An ultrafiltration device adapted to be worn on a portion of the body of a patient includes a blood inlet tube leading from a first blood vessel, a blood pump, an anticoagulant reservoir for infusing anticoagulants into the blood, a blood filter including a substrate through which the blood is circu ...


3
Martin Crnkovich, Peter Christensen, Roland Levin: Wetness sensor. Fresenius Medical Care Holdings, Hamilton Brook Smith & Reynolds P C, October 20, 2009: US07605710 (39 worldwide citation)

The present invention relates to a wetness detector system that rapidly detects the presence of wetness due to a liquid leak in a system. The wetness detector system contains a reusable wetness sensor that is able to accurately detect the presence of wetness and, in the case of an extracorporeal blo ...


4
Thomas I Folden, Martin Joseph Crnkovich: Automatic prime of an extracorporeal blood circuit. Fresenius Medical Care Holdings, Fish & Richardson P C, February 22, 2011: US07892197 (38 worldwide citation)

A system for priming an extracorporeal blood circuit is described. The system includes a fluid circuit with an air venting mechanism, a reversible pump, arterial and venous lines, a prime waste bag and a switchable coupler selectively connecting the arterial and venous lines to the waste bag or alte ...


5
Victor Gura, Carlos Jacobo Ezon, Masoud Beizai: Carbon dioxide gas removal from a fluid circuit of a dialysis device. Fresenius Medical Care Holdings, Hamilton Brook Smith & Reynolds P C, October 11, 2011: US08034161 (33 worldwide citation)

The present invention is directed to degassing devices for dialysate circuits. One embodiment has a first housing and a second housing positioned within the first housing in an annular relationship. A second embodiment comprises a dialysate regeneration system with urease, a dialyzer, and a housing ...


6
Michael James Beiriger, Ryan Kaintz: Drug vial spikes, fluid line sets, and related systems. Fresenius Medical Care Holdings, Fish & Richardson P C, April 23, 2013: US08425487 (32 worldwide citation)

This disclosure relates to drug vial spikes, fluid line sets, and related systems. In some aspects, a fluid line set includes a frame, multiple spikes extending from the frame, and multiple fluid lines connected to the frame. The frame is configured to hold the fluid lines in a spaced apart configur ...


7
Mark Forrest Smith: Valve system. Fresenius Medical Care Holdings, Novel IP, August 14, 2012: US08240636 (29 worldwide citation)

The present invention is directed to a valve that has an orifice closing member adjacent to an orifice through which fluid can flow, a displacement member having a first portion and a second portion, where the first portion is adjacent to the orifice closing member when the valve is in an open posit ...


8
Hans Dietrich Polaschegg, Victor Gura: Low hydraulic resistance cartridge. Fresenius Medical Care Holdings, Hamilton Brook Smith & Reynolds P C, December 14, 2010: US07850635 (27 worldwide citation)

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, wherein the fluid is adapted to f ...


9
Barry N Fulkerson, Russell T Joseph: Manifolds for use in conducting dialysis. Fresenius Medical Care Holdings, Novel IP, January 31, 2012: US08105487 (23 worldwide citation)

The present invention is directed to novel systems for conducting the filtration of blood using manifolds. The manifolds integrate various sensors and have fluid pathways formed therein to direct fluids from various sources through the requisite blood filtration or ultrafiltration system steps.


10
Harold F Sandford, Norma J Ofsthun, Amanda K Stennett, Jiunn Yeong Teo, Cheryl Ford, Benjamin J Lipps: Portable peritoneal dialysis system. Fresenius Medical Care Holdings, Hamilton Brook Smith & Reynolds P C, July 15, 2014: US08777892 (22 worldwide citation)

A portable peritoneal dialysis system for a patient includes an inlet port for providing inflow to the patient's peritoneal cavity, an outlet port for providing outflow from the patient's peritoneal cavity, and a volume of dialysate for flow into and out of the patient's peritoneal cavity, thereby r ...