The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7857976 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 28, 2010

Filed:

Oct. 19, 2009
Applicants:

John J. Bissler, Cincinnati, OH (US);

Marios M. Polycarpou, Strovolos, CY;

Nat Hemasilpin, Cincinnati, OH (US);

Efrain O. Morales, Rochester, NY (US);

Inventors:

John J. Bissler, Cincinnati, OH (US);

Marios M. Polycarpou, Strovolos, CY;

Nat Hemasilpin, Cincinnati, OH (US);

Efrain O. Morales, Rochester, NY (US);

Assignee:

Children's Hospital Medical Center, Cincinnati, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 61/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

A multipurpose hemofiltration system and method are disclosed for the removal of fluid and/or soluble waste from the blood of a patient. The system continuously monitors the flow rates of drained fluid, blood, and infusate. When necessary, the pumping rates of the infusate, drained fluid and blood are adjusted to remove a preselected amount of fluid from the blood in a preselected time period. A supervisory controller can monitor patient parameters, such as heart rate and blood pressure, and adjust the pumping rates accordingly. The supervisory controller uses fuzzy logic to make expert decisions, based upon a set of supervisory rules, to control each pumping rate to achieve a desired flow rate and to respond to fault conditions. An adaptive controller corrects temporal variations in the flow rate based upon an adaptive law and a control law.


Find Patent Forward Citations

Bissler, John. (2010). Hemofiltration system and method based on monitored patient parameters, supervisory control of hemofiltration, and adaptive control of pumps for hemofiltration (U.S. Patent No. 7857976). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7857976

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