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. 03, 2023

Filed:

Feb. 21, 2020
Applicant:

Credence Medsystems, Inc., Menlo Park, CA (US);

Inventors:

Jeff Tillack, Foster City, CA (US);

Alan E. Shluzas, San Carlos, CA (US);

Stephen H. Diaz, Palo Alto, CA (US);

Gary Steese-Bradley, San Jose, CA (US);

John Merhige, Menlo Park, CA (US);

Conor Edward Shanley, Emerald Hills, CA (US);

Mina M. Leung, Mountain View, CA (US);

Assignee:

CREDENCE MEDSYSTEMS, INC., Menlo Park, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 5/24 (2006.01); A61M 5/20 (2006.01); A61M 5/28 (2006.01); A61M 5/178 (2006.01); A61M 5/31 (2006.01);
U.S. Cl.
CPC ...
A61M 5/2448 (2013.01); A61M 5/2066 (2013.01); A61M 5/284 (2013.01); A61M 2005/1787 (2013.01); A61M 2005/3132 (2013.01);
Abstract

A method for preparing a pre-filled multi-chamber injection system includes providing an injection system body, the injection system body defining an open proximal end, a body interior, and an open distal end. The method also includes introducing a first substance into a distal end of the body interior. The method further includes disposing a distal stopper member in the body interior, the distal stopper member and the injection system body defining proximal and distal chambers in the body interior. Moreover, the method includes introducing a second substance into the body interior. In addition, the method includes disposing a proximal stopper member in the body interior. The method also includes inserting an elongate member at least partially into the body interior, the elongate member having a plurality of flow channels for fluidly coupling the proximal and distal chambers. The method further includes coupling a plunger member to the proximal stopper member.


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