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. 23, 2019
Filed:
Mar. 18, 2015
Lawrence Livermore National Security, Llc, Livermore, CA (US);
The Texas A&m University System, College Station, TX (US);
Duncan J. Maitland, College Station, TX (US);
Todd Lawrence Landsman, College Station, TX (US);
Tyler Joseph Touchet, Cypress, TX (US);
Elizabeth L. Cosgriff-Hernandez, College Station, TX (US);
Thomas S. Wilson, San Leandro, CA (US);
Lawrence Livermore National Security, LLC, Livermore, CA (US);
The Texas A&M University System, College Station, TX (US);
Abstract
An embodiment includes a wound dressing comprising: a shape memory polymer (SMP) foam, including open cells, having first and second states; and a hydrogel (HG) included within the cells; wherein (a) in a first position a composite, including the SMP foam and the HG, is configured to be located proximate a hemorrhagic tissue with the SMP foam in the first state; (b) in a second position the composite is configured to be expanded to the second state against the hemorrhagic tissue when the SMP foam is plasticized at 37° C. depressing a glass transition temperature (T) of the SMP foam to below 25° C. Other embodiments are described herein.