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:
Dec. 27, 2016
Filed:
May. 20, 2014
Applicant:
Cook Medical Technologies Llc, Bloomington, IN (US);
Inventor:
David N. Armstrong, Atlanta, GA (US);
Assignee:
COOK MEDICAL TECHNOLOGIES LLC, Bloomington, IN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 17/00 (2006.01); A61B 17/12 (2006.01);
U.S. Cl.
CPC ...
A61B 17/0057 (2013.01); A61B 17/12131 (2013.01); A61B 17/12022 (2013.01); A61B 2017/00004 (2013.01); A61B 2017/00641 (2013.01); A61B 2017/00654 (2013.01);
Abstract
An implantable graft, which may be inserted into a fistula tract to occlude the primary opening of the fistula, is provided. The graft may have a curved, generally conical shape with a trumpet-like head end that continuously tapers to a smaller tail end. The graft may be an integral unit made of a single material, such as a heterograft material. Methods of closing single and multiple fistulae are also provided.