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:
Oct. 06, 2015

Filed:

Sep. 24, 2008
Applicants:

Shantha Arcot-krishnamurthy, Roseville, MN (US);

Quan NI, Shoreview, MN (US);

Michael Stucky, Shoreview, MN (US);

Allan C. Shuros, St. Paul, MN (US);

Inventors:

Shantha Arcot-Krishnamurthy, Roseville, MN (US);

Quan Ni, Shoreview, MN (US);

Michael Stucky, Shoreview, MN (US);

Allan C. Shuros, St. Paul, MN (US);

Assignee:

Cardiac Pacemakers, Inc., St. Paul, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61N 1/05 (2006.01); A61N 1/365 (2006.01);
U.S. Cl.
CPC ...
A61N 1/056 (2013.01); A61N 1/36514 (2013.01);
Abstract

Systems and methods facilitate placement of a lead in or on a patient's heart. At least one reference sensor is positioned at a right heart location of a patient's heart and a cardiac lead apparatus comprising at least one lead apparatus sensor is advanced to a plurality of left heart locations. Using the reference sensor and the lead apparatus sensor, a distance parameter indicative of a distance between the reference and lead apparatus sensors is measured for each of the plurality of left heart locations. Strain or stress estimates are determined for the plurality of left heart locations derived from the distance parameter measurements. Using the strain or stress estimates, a physician perceivable output is produced indicating suitability of the left heart locations as pacing sites.


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