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:
Apr. 01, 2025
Filed:
Dec. 01, 2021
Applicant:
Healionics Corporation, Seattle, WA (US);
Inventors:
Andrew J. Marshall, Seattle, WA (US);
Max Maginness, Seattle, WA (US);
Adrienne Oda, Seattle, WA (US);
Brandt Scanlan, Seattle, WA (US);
Assignee:
Healionics Corporation, Seattle, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 2/06 (2013.01); A61F 2/00 (2006.01); A61L 31/04 (2006.01); A61L 31/14 (2006.01);
U.S. Cl.
CPC ...
A61F 2/06 (2013.01); A61F 2/0077 (2013.01); A61L 31/04 (2013.01); A61L 31/146 (2013.01); A61F 2002/0081 (2013.01); A61F 2210/0076 (2013.01);
Abstract
This disclosure provides prosthetic arteriovenous grafts having a blood-contacting layer; an intermediate layer; and a tissue-interface layer formed of a microporous biomaterial with a textured microporous surface, the prosthetic arteriovenous grafts providing vascular access for hemodialysis and being capable of reducing perigraft fibrotic capsular formation, and a method of maintaining the patency of the prosthetic arteriovenous grafts.