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. 24, 2020

Filed:

Apr. 17, 2017
Applicant:

Becton, Dickinson and Company, Franklin Lakes, NJ (US);

Inventors:

Lisa Lim, Sandy, UT (US);

Theresa Hermel-Davidock, Newton, NJ (US);

Marc W. Weimer, South Jordan, UT (US);

Jonathan Karl Burkholz, Salt Lake City, UT (US);

Assignee:

Becton, Dickinson and Company, Franklin Lakes, NJ (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61L 29/04 (2006.01); A61L 29/18 (2006.01); A61L 29/02 (2006.01); A61M 25/00 (2006.01);
U.S. Cl.
CPC ...
A61L 29/049 (2013.01); A61L 29/02 (2013.01); A61L 29/18 (2013.01); A61M 25/0017 (2013.01); A61M 25/0021 (2013.01); A61M 2025/006 (2013.01);
Abstract

Catheter tubing comprises: an elongate body comprising a base thermoplastic polyurethane; and a compounded thermoplastic polyurethane co-extruded with the base thermoplastic polyurethane to provide a section of catheter tubing discrete from the elongate body, the compounded thermoplastic polyurethane comprising a thermoplastic polyurethane and a radiopaque material, wherein the catheter tubing comprises a first elastic modulus under first conditions prior to entry into a patient; and wherein when exposed to second conditions comprising two or more in vivo stimuli for a duration of time the catheter tubing comprises a second elastic modulus that is not more than fifty percent of the first modulus.


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