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:
Jan. 13, 2015

Filed:

Dec. 18, 2012
Applicants:

Ernest A. Dion, Danvers, MA (US);

Ed Mclean, Billerica, MA (US);

Fred Boussu, West Newbury, MA (US);

Manny J. Salinas, North Andover, MA (US);

Sean J. Albert, Barrington, NH (US);

Inventors:

Ernest A. Dion, Danvers, MA (US);

Ed McLean, Billerica, MA (US);

Fred Boussu, West Newbury, MA (US);

Manny J. Salinas, North Andover, MA (US);

Sean J. Albert, Barrington, NH (US);

Assignee:

Smith & Nephew, Inc., Memphis, TN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 1/00 (2006.01); F04B 17/00 (2006.01); F04B 35/00 (2006.01); F04B 7/00 (2006.01); F04B 53/14 (2006.01); F04B 53/10 (2006.01); A61B 17/3203 (2006.01); A61B 17/00 (2006.01);
U.S. Cl.
CPC ...
F04B 7/00 (2013.01); A61B 17/3203 (2013.01); A61B 2017/00477 (2013.01); F04B 53/147 (2013.01); F04B 53/1002 (2013.01);
Abstract

A coupling system for receiving a push rod includes a housing defining an internal channel having a sloped wall, and a piston received within the internal channel. The piston includes at least one flexible member arranged within the channel to be acted upon by the sloped wall to engage the push rod. The only external force required to couple the push rod is an axial force on the piston in a direction. The only external force required to de-couple the push rod is an axial force on the piston in an opposite direction.


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