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Title: Shape-memory polymer foam device for treating aneurysms

A system for treating an aneurysm in a blood vessel or vein, wherein the aneurysm has a dome, an interior, and a neck. The system includes a shape memory polymer foam in the interior of the aneurysm between the dome and the neck. The shape memory polymer foam has pores that include a first multiplicity of pores having a first pore size and a second multiplicity of pores having a second pore size. The second pore size is larger than said first pore size. The first multiplicity of pores are located in the neck of the aneurysm. The second multiplicity of pores are located in the dome of the aneurysm.
Inventors:
; ; ; ; ;
Issue Date:
OSTI Identifier:
1360973
Assignee:
Lawrence Livermore National Security, LLC LLNL
Patent Number(s):
9,662,119
Application Number:
13/798,740
Contract Number:
AC52-07NA27344
Resource Relation:
Patent File Date: 2013 Mar 13
Research Org:
Lawrence Livermore National Lab. (LLNL), Livermore, CA (United States)
Sponsoring Org:
USDOE
Country of Publication:
United States
Language:
English
Subject:
60 APPLIED LIFE SCIENCES

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