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.

Date of Patent:
Oct. 19, 2010

Filed:

Dec. 21, 2006
Applicants:

Don Busby, Tampa, FL (US);

Peter Hopping, Lutz, FL (US);

Robert Childers, New Port Richey, FL (US);

Rick Kienman, Tampa, FL (US);

Ian Richardson, Clearwater, FL (US);

Inventors:

Don Busby, Tampa, FL (US);

Peter Hopping, Lutz, FL (US);

Robert Childers, New Port Richey, FL (US);

Rick Kienman, Tampa, FL (US);

Ian Richardson, Clearwater, FL (US);

Assignee:

Baxter International Inc., Deerfield, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A peritoneal dialysis system includes: (i) a hardware unit, the hardware unit including a pump actuator; (ii) a disposable unit received by the hardware unit, the disposable unit having a moveable membrane operable with the pump actuator, the pump actuator moveable towards and away from the disposable unit; and (iii) the hardware unit and disposable unit configured to hold a negative pressure between the pump actuator and the moveable membrane of the disposable unit, the negative pressure causing the moveable membrane to follow the pump actuator as the actuator is moved away from the disposable unit, the pump actuator and membrane positioned relative to each other such that the membrane moves with the pump actuator as the actuator is moved into the disposable unit.


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