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.:
Date of Patent:
Mar. 04, 1986
Filed:
Mar. 01, 1985
Applicant:
Inventors:
George P Noon, Houston, TX (US);
Louis W Feldman, Houston, TX (US);
Julia A Peterson, South Houston, TX (US);
Assignee:
Baylor College of Medicine, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B / ; A61M / ;
U.S. Cl.
CPC ...
417394 ; 128 / ; 128D / ; 604153 ;
Abstract
A hemocompatible flexible diaphragm and flexible wall pumping chamber positioned in a rigid body and actuated by alternating positive and negative fluid pulses. An inlet valve and an outlet valve are integrally molded in the pumping chamber. The diaphragm and pumping chamber are preferably molded of an elastomer. The pump is atraumatic, inexpensive and the pumping chamber and diaphragm are disposable.