US 11,806,195 B1
Form stable expandable stent
Alfred A Iversen, Wayzata, MN (US); and Matthew W Cree, Victoria, MN (US)
Assigned to PMT Corporation, Chanhassen, MN (US)
Filed by PMT Corporation, Chanhassen, MN (US)
Filed on Mar. 19, 2021, as Appl. No. 17/206,414.
Claims priority of provisional application 62/993,931, filed on Mar. 24, 2020.
Int. Cl. A61F 2/82 (2013.01); A61M 29/02 (2006.01); A61B 90/00 (2016.01); A61M 3/02 (2006.01); A61M 31/00 (2006.01)
CPC A61B 90/02 (2016.02) [A61F 2/82 (2013.01); A61M 3/0283 (2013.01); A61M 29/02 (2013.01); A61M 31/00 (2013.01); A61F 2220/0008 (2013.01); A61F 2250/0003 (2013.01); A61M 2210/1475 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A form stable expandable stent assembly comprising:
a) an expandable flexible body having an exterior surface, an interior chamber, a first end and a second end;
b) a form stable structure active on said flexible body, said form stable structure being a coiled foam structure positioned within said interior chamber of said flexible body;
c) a filling tube in communication with said interior chamber and being connected at said first end of said flexible body; and
d) an irrigation tube connected at said first end of said flexible body and extending through said interior chamber to said second end of said flexible body.