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. 17, 2026
Filed:
May. 14, 2021
Applicant:
St. Jude Medical, Cardiology Division, Inc., St. Paul, MN (US);
Inventor:
Xiaoping Guo, Eden Prairie, MN (US);
Assignee:
St. Jude Medical, Cardiology Division, Inc., St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 25/00 (2006.01); A61M 25/01 (2006.01);
U.S. Cl.
CPC ...
A61M 25/0052 (2013.01); A61M 25/0012 (2013.01); A61M 25/0045 (2013.01); A61M 2025/0046 (2013.01); A61M 2025/0047 (2013.01); A61M 25/005 (2013.01); A61M 25/0053 (2013.01); A61M 25/0054 (2013.01); A61M 2025/0059 (2013.01); A61M 25/0136 (2013.01);
Abstract
Embodiments include a catheter comprising a proximal handle, a distal tip, and a shaft extending between the proximal handle and the distal tip. The shaft comprises an outer polymer layer, and an inner polymer layer disposed adjacent to the outer polymer layer and defining an internal lumen. The inner polymer layer includes a blend of two or more polymers, and the blend of two or more polymers includes PTFE and one or more copolymers.