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.

Date of Patent:
Mar. 26, 2019

Filed:

Dec. 29, 2010
Applicants:

Xiaoping Guo, Eden Prairie, MN (US);

James V. Kauphusman, Newport Beach, CA (US);

David P. Johnson, Brooklyn Park, MN (US);

Karen L. Armstrong, Maple Plain, MN (US);

Inventors:

Xiaoping Guo, Eden Prairie, MN (US);

James V. Kauphusman, Newport Beach, CA (US);

David P. Johnson, Brooklyn Park, MN (US);

Karen L. Armstrong, Maple Plain, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61L 29/08 (2006.01); A61M 25/00 (2006.01);
U.S. Cl.
CPC ...
A61L 29/085 (2013.01); A61L 2420/08 (2013.01); A61M 25/0012 (2013.01);
Abstract

In various embodiments, a surgical catheter is provided. The catheter may comprise one or more hydrophobic barrier layers made from an ethylene-pertfluoroethylenepropylene ('EFEP') copolymer. Additionally, the catheter may comprise another polymer layer made from a reactive polar polymer. In at least one embodiment, the reactive polar polymer may be a modified-poly(ether block amide) ('PEBA') copolymer, such as an amine-terminated PEBA. Moreover, in various embodiments, a composition is provided that may comprise a reactive polar polymer bonded to an EFEP copolymer.


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