TUBE EXPANSION PROCESS FOR SEMICRYSTALLINE POLYMERS TO MAXIMIZE FRACTURE TOUGHNESS

Title:

TUBE EXPANSION PROCESS FOR SEMICRYSTALLINE POLYMERS TO MAXIMIZE FRACTURE TOUGHNESS

Document Type and Number:

WIPO Patent Application WO/2010/017090

Kind Code:

A3

Abstract:

Methods of fabricating a polymeric stent with improved fracture toughness including radial expansion of a polymer tube along its entire length at the same time and fabricating a stent from the expanded tube are disclosed herein.

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Inventors:

KLEINER LOTHAR W (US)
OBERHAUSER JAMES P (US)
GLAUSER THIERRY (US)
WROLSTAD DAVID K (US)
WANG YUNBING (US)

Application Number:

PCT/US2009/052267

Publication Date:

January 06, 2011

Filing Date:

July 30, 2009

Export Citation:

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Assignee:

ABBOTT CARDIOVASCULAR SYSTEMS (US)
KLEINER LOTHAR W (US)
OBERHAUSER JAMES P (US)
GLAUSER THIERRY (US)
WROLSTAD DAVID K (US)
WANG YUNBING (US)

International Classes:

A61L31/06; A61L31/14

Domestic Patent References:

WO2007146354A2	2007-12-21
WO2009076350A1	2009-06-18

Foreign References:

US20060076708A1	2006-04-13
US20050187615A1	2005-08-25
US20080300670A1	2008-12-04

Attorney, Agent or Firm:

LUPKOWSKI, Mark et al. (Sanders & Dempsey L.L.P.275 Battery Street, Suite 260, San Francisco CA, US)

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