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. 24, 2015
Filed:
Aug. 07, 2009
Applicant:
Paul M. Diperna, San Clemente, CA (US);
Inventor:
Paul M. DiPerna, San Clemente, CA (US);
Assignee:
Tandem Diabetes Care, Inc., San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61M 37/00 (2006.01); F04B 43/00 (2006.01); F04B 45/02 (2006.01); A61M 5/148 (2006.01); A61M 5/168 (2006.01); F04B 43/06 (2006.01); F04B 43/10 (2006.01);
U.S. Cl.
CPC ...
A61M 5/1486 (2013.01); A61M 5/16809 (2013.01); A61M 5/16886 (2013.01); F04B 43/06 (2013.01); F04B 43/10 (2013.01); A61M 2205/3331 (2013.01); A61M 2205/3368 (2013.01);
Abstract
Two chamber pumps and related methods provide a platform for measuring flow rate in about real time without contacting the material being pumped. Pressure and optional temperature sensors disposed in a pressurized chamber allow for flow material delivery calculations after being calibrated or by knowing the initial volume of the flow material to be delivered.