Title:
EXPANDABLE ATHERECTOMY BURR
Document Type and Number:
WIPO Patent Application WO2002049519
Kind Code:
A3
Abstract:
An expandable atherectomy burr has numerous cutting elements that expand radially outward as the burr is rotated. The cutting elements can include arms or flaps that have an abrasive surface thereon and expand as the burr is rotated. In an alternative embodiment, the burr includes a stack of cutting disks, each of which includes cutting elements that expand as the burr is rotated in order to create variably sized lumens in a vessel.
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Inventors:
KADAVY THOMAS D
BAKER ERIC W
HIBLAR THOMAS J
LAUNDROCHE KURT M
BAKER ERIC W
HIBLAR THOMAS J
LAUNDROCHE KURT M
Application Number:
PCT/US2001/044677
Publication Date:
December 19, 2002
Filing Date:
November 29, 2001
Export Citation:
Assignee:
SCIMED LIFE SYSTEMS INC (US)
International Classes:
A61B17/22; A61B17/32; (IPC1-7): A61B17/22
Domestic Patent References:
| WO1990002523A1 | 1990-03-22 |
Foreign References:
| DE3732236C1 | 1988-12-15 | |||
| NL9202293A | 1994-07-18 | |||
| US6096054A | 2000-08-01 |
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