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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.:

US 11660379 B1

PDFFull Text
Date of Patent:
May. 30, 2023

Filed:

Mar. 22, 2022

Durable antimicrobial layer for implantable medical devices

Applicant:

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

Inventors:

David R. Wulfman, Minneapolis, MN (US);

Danielle Frankson, Dayton, MN (US);

Adeniyi O. Aremu, Brooklyn Park, MN (US);

Angelo Fruci, Mahtomedi, MN (US);

Gregory J. Sherwood, North Oaks, MN (US);

Mary M. Byron, Roseville, MN (US);

Joseph T. Delaney, Jr., Minneapolis, MN (US);

Adam McGraw, Mansfield, MA (US);

Assignee:

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

Attorney:

Nelson Mullins Riley & Scarborough LLP

Primary Examiner:

Cachet I Proctor

Int. Cl.
CPC ...
A61L 24/00 (2006.01); B05D 3/00 (2006.01); A61L 29/16 (2006.01); A61L 31/06 (2006.01); A61L 31/04 (2006.01); A61L 31/10 (2006.01); B05D 3/06 (2006.01); B05D 3/10 (2006.01); A61F 2/30 (2006.01); A61L 27/28 (2006.01); B05D 3/02 (2006.01);
U.S. Cl.
CPC ...
A61L 29/16 (2013.01); A61F 2/30767 (2013.01); A61L 27/28 (2013.01); A61L 31/046 (2013.01); A61L 31/06 (2013.01); A61L 31/10 (2013.01); B05D 3/007 (2013.01); B05D 3/061 (2013.01); B05D 3/108 (2013.01); A61F 2002/30677 (2013.01); A61L 2300/606 (2013.01); A61L 2400/12 (2013.01); A61L 2420/02 (2013.01); A61M 2207/00 (2013.01); B05D 3/0254 (2013.01); B05D 2518/00 (2013.01);
Abstract

An implantable medical device includes a polymer substrate and at least one nanofiber. The polymer substrate includes a surface portion extending into the polymer substrate from a surface of the substrate. The at least one nanofiber includes a first portion and a second portion. The first portion is interpenetrated with the surface portion of the substrate, and mechanically fixed to the substrate. The second portion projects from the surface of the substrate.

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