Hemorrhage management system
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.degree. C. depressing a glass transition temperature (T.sub.g) of the SMP foam to below 25.degree. C. Other embodiments are described herein.
Subject
A61L 15/46A61L 15/425
A61L 15/18
A61L 24/0015
A61L 24/0094
A61L 15/26
A61L 24/0036
A61L 15/26
C08L 75/04
A61L 24/0094
C08L 75/04
A61L 2300/404
A61F 13/00017
A61L 2300/106
A61L 2400/16
Collections
Citation
Maitland, Duncan J.; Landsman, Todd Lawrence; Touchet, Tyler Joseph; Cosgriff-Hernandez, Elizabeth L.; Wilson, Thomas S. (2021). Hemorrhage management system. United States. Patent and Trademark Office; Texas A&M University. Libraries. Available electronically from https : / /hdl .handle .net /1969 .1 /194496.