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:
Jun. 27, 2017
Filed:
Sep. 30, 2008
Applicants:
Rakesh Sethi, Vancouver, CA;
Shannon Campbell, Boulder, CO (US);
Inventors:
Rakesh Sethi, Vancouver, CA;
Shannon Campbell, Boulder, CO (US);
Assignee:
Nellcor Puritan Bennett Ireland, Mervue, Galway, IE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 5/021 (2006.01); A61B 5/02 (2006.01); A61B 5/024 (2006.01); A61B 5/1455 (2006.01); A61B 5/00 (2006.01);
U.S. Cl.
CPC ...
A61B 5/021 (2013.01); A61B 5/02007 (2013.01); A61B 5/02108 (2013.01); A61B 5/02416 (2013.01); A61B 5/1455 (2013.01); A61B 5/7257 (2013.01);
Abstract
Systems and methods are disclosed herein for maintaining the calibration of non-invasive blood pressure monitoring devices. Phase components of pulse signals detected by the blood pressure monitoring device are compared to stored baseline phase component values. If the difference exceeds a threshold, the blood pressure monitoring device is recalibrated.