Invention Grant
- Patent Title: Polymeric stents and method of manufacturing same
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Application No.: US12772155Application Date: 2010-04-30
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Publication No.: US08370120B2Publication Date: 2013-02-05
- Inventor: Brenna Hearn Lord
- Applicant: Brenna Hearn Lord
- Applicant Address: US CA Santa Clara
- Assignee: Abbott Cardiovascular Systems Inc.
- Current Assignee: Abbott Cardiovascular Systems Inc.
- Current Assignee Address: US CA Santa Clara
- Agency: Squire Sanders (US) LLP
- Main IPC: G06G7/48
- IPC: G06G7/48

Abstract:
A pattern is used to form a stent scaffold from a polymeric precursor tube having a particular outer diameter. A new pattern can be derived from a base pattern, wherein the new pattern can be used to form a stent scaffold from a precursor tube having an outer diameter ODPR smaller than that needed for the base pattern. The new pattern can be derived by determining the shape of a stent scaffold, having the base pattern, after having been radially compressed to ODPR. The radially compressed shape is used to design the new pattern, which is applied to a precursor tube having an outer diameter ODPR. The new pattern can have a plurality of W-shaped closed cells, each W-shape closed cell bounded by struts oriented in such a way to form interior angles from about 80 degrees to about 95 degrees between every two adjacent struts.
Public/Granted literature
- US20110270384A1 Polymeric Stents and Method of Manufacturing Same Public/Granted day:2011-11-03
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