441 patents
Page 22 of 23
Utility
Split reservoir bags and method of using split reservoir bags to improve the heating and generation of dialysate
17 Feb 20
The present specification provides a reservoir bag for containing a dialysate during a dialysis treatment.
Seth Howard Groder, Barry Neil Fulkerson, John Arriza, Nhan Viet Pham
Filed: 1 Mar 17
Utility
Urease Purification And Purified Urease Products Thereof And Sorbent Cartridges, Systems And Methods Using The Same
5 Feb 20
Methods for purifying urease are described that make use of a precipitating agent such as ammonium sulfate to obtain urease as a precipitate.
Jun Yi, Harshavardhana Reddy Mallipalli
Filed: 30 Jul 18
Utility
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5 Feb 20
In one aspect, a dialysis fluid cassette includes an inlet fluid line, multiple outlet fluid lines, and a valve including an actuation feature by which the valve can be rotated to fluidly communicate the inlet fluid line with a selected fluid line of the multiple outlet fluid lines.
Jon F. Moss, Bert D. Egley, Philip Scott James, James Peterson
Filed: 22 Jul 19
Utility
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3 Feb 20
Methods, systems, and kits are provided for performing hemodialysis, hemodiafiltration, and peritoneal dialysis on a portable machine suitable for both clinical and home use.
Palmer David Updyke, Barry Fulkerson, Amaury De Leon De Leon, Michelle Bayly
Filed: 19 Jul 16
Utility
k9cysnu00ugsp1c0pt57pcak2ae81442wn7w4vqwo9657vtk4kcsoikc2lk
29 Jan 20
In one aspect, a valve actuation system includes a drive unit including an actuator configured to engage and move multiple valves disposed within a fluid cassette to selectively open and close each valve of the multiple valves and a positioning frame disposed adjacent the fluid cassette and along which the drive unit can be moved in three dimensions to align the actuator with a selected valve of the multiple valves.
Lynn E. Jensen, Philip Scott James
Filed: 22 Jul 19
Utility
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29 Jan 20
In general, a dialysis device includes a first processing device for monitoring dialysis functions of the dialysis device, a second processing device, a display device, and memory.
Fei Wang, Martin Joseph Crnkovich, Roland Levin, Michael Emmanuel Kotsos
Filed: 2 Oct 19
Utility
pz162u6no2ar39fukxbjpoe4xk6tonqbo90ite0er39g6pwld6kc32zxs4
29 Jan 20
A method of dialysis is provided that includes sensing the concentration of potassium in a patient's blood serum, in used dialysate resulting from treating the patient, or in both.
Stephen Merchant, Roland Levin, Chris Chau, Shakil Aslam
Filed: 23 Jul 19
Utility
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29 Jan 20
A dialysis system is provided that includes a dialysis machine and a potassium sensing device that is configured to measure the concentration of potassium in the patient's blood, in spent dialysate resulting from treating the patient, or in both.
Stephen Merchant, Roland Levin, Chris Chau, Shakil Aslam
Filed: 23 Jul 19
Utility
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29 Jan 20
A system includes a device having a blood side, a solution side, and a semipermeable membrane structurally configured for diffusion of one or more solutes therethrough.
Peter Kotanko, Stephan Thijssen
Filed: 30 Sep 19
Utility
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27 Jan 20
This disclosure relates to methods of reversing blood flow using a blood flow reversal valve that includes a first member having a first passage and a second passage, and a second member having a first passage and a second passage.
Christian Schlaeper, Harald Peter, Martin Joseph Crnkovich
Filed: 7 Aug 16
Utility
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20 Jan 20
A load suspension and weighing system for a removable reservoir unit of a portable dialysis machine includes a centrally located flexure assembly.
Barry Neil Fulkerson, Joe Fazio, Alec Huang, Brian Thomas Kelly, Tam Nolan, Mark Smith
Filed: 8 Nov 17
Utility
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20 Jan 20
A method is provided for detecting leaks in a disposable medical fluid cassette that includes a base and a flexible membrane attached to the base in such a way that the base and the flexible membrane cooperate to at least partially form a fluid passageway.
Kulwinder S. Plahey, Jie Zhu, Tri Ly, Robert Matthew Ohline, William Scott Crawford
Filed: 4 Jan 17
Utility
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16 Oct 19
A method and system for determining a functionality level of dialysis patients for assessing parameters and timing of care.
Sheetal Chaudhuri, Len Usvyat, Duggan W. Maddux, Franklin W. Maddux, Hao Han, Jessica S. Demaline, Karen G. Butler
Filed: 10 Apr 19
Utility
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14 Oct 19
A system for controlling the position of a diaphragm in a diaphragm-containing pressure pod, is provided.
Martin Crnkovich, Lee Tanenbaum, Michael Emmanuel Kotsos, Fei Wang, Alex Brown
Filed: 4 Dec 17
Utility
twkvarp46ydb74qhpv7kr1rxk35sqa5kfz0jfz3ld4qxp
14 Oct 19
Devices, systems, and methods can be used to deliver temperature-controlled medical fluids to patients.
William Scott Crawford, Robert Matthew Ohline
Filed: 3 Oct 16
Utility
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14 Oct 19
A medical wetness sensing device includes a base adapted to be disposed on a wearer of the medical wetness sensing device.
Colin Weaver, Martin Joseph Crnkovich
Filed: 4 Apr 17
Utility
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14 Oct 19
A dialysis system, comprising: a dialysis machine; an authentication component configured to determine that a source of a voice command received by the dialysis system is an authorized user of the dialysis system; and a processor configured to carry out a function determined based on the voice command.
Lee Daniel Tanenbaum, Fei Wang, Mario Gumina, Thomas Merics, Eric Hoffstetter, Matthew Doyle, Aleo Nobel Mok, Wayne Raiford
Filed: 7 Nov 17
Utility
wgucea4jzxy9ea8jyzs6m891aj1b05a74r8aqf4lpmh
9 Oct 19
A leak may be detected in a heat exchanger of a hemodialysis device.
Martin Crnkovich, Roland Levin, Christopher McCormick, Fei Wang, Aiyuan Wang
Filed: 24 Jun 19
Utility
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7 Oct 19
This disclosure relates to fluid line sets and related methods.
Michael James Beiriger
Filed: 18 Apr 18
Utility
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30 Sep 19
A measurement system for measuring blood characteristics includes a controller, an emitter, a sensor, a reference photo sensor, and a mask.
Louis L. Barrett
Filed: 23 Jun 16