Shape-memory polymer foam device for treating aneurysms

Patent · Tue May 30 00:00:00 EDT 2017

OSTI ID:1360973

Ortega, Jason M.; Benett, William J.; Small, Ward; Wilson, Thomas S.; Maitland, Duncan J; Hartman, Jonathan

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.

• Research Organization: Lawrence Livermore National Laboratory (LLNL), Livermore, CA (United States)
• Sponsoring Organization: USDOE
• DOE Contract Number: AC52-07NA27344
• Assignee: Lawrence Livermore National Security, LLC
• Patent Number(s): 9,662,119
• Application Number: 13/798,740
• OSTI ID: 1360973
• Resource Relation: Patent File Date: 2013 Mar 13
• Country of Publication: United States
• Language: English

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60 APPLIED LIFE SCIENCES