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:
Oct. 27, 2020
Filed:
Mar. 25, 2015
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Simon S. Fung, Woodbury, MN (US);
Chaodi Li, Woodbury, MN (US);
Brittany A. Akehurst, Bloomington, MN (US);
Jie Liu, Woodbury, MN (US);
James M. Sieracki, Plymouth, MN (US);
Assignee:
3M INNOVATIVE PROPERTIES COMPANY, Saint Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
A61F 13/00 (2006.01);
U.S. Cl.
CPC ...
A61F 13/00068 (2013.01); A61F 13/00021 (2013.01); A61F 13/00034 (2013.01); A61F 2013/00327 (2013.01);
Abstract
An article comprising a macroporous wound-packing material and a microcorrugated microporous wound-contact layer is provided. The wound packing material is coupled to and/or substantially surrounded by the wound-contact layer. The average pore diameter of the microporous layer is less than or equal to about 90 m. A method of treating a wound using a microcorrugated microporous wound-contact layer and a macroporous wound packing material is also provided.