Atherectomy system with a sleeve

Details Atherectomy system with a sleeve Atherectomy system with a sleeve

1989-03-13

1991-06-18

Hafer, Robert A.

Surgery

Means for introducing or removing material from body for...

With means for cutting, scarifying, or vibrating tissue

606159, A61B 1732

Patent

active

050246518

ABSTRACT:
An atherectomy system for removing an obstruction from within a patient's vessel, comprising a flexible guide-wire insertable into the vessel, a flexible rotary catheter for coring and ingesting obstruction material, insertable into the vessel over the flexible guide-wire, the flexible rotary catheter having coring means at its distal end and coupling means for connecting it to a power source, at its proximal end, a sleeve in which the flexible rotary catheter is slidably disposed, the sleeve having a window near its open distal end.

REFERENCES:
patent: 4207874 (1980-06-01), Choy
patent: 4669469 (1987-06-01), Gifford III et al.
patent: 4772258 (1988-09-01), Marangoni et al.
patent: 4790812 (1988-12-01), Hawkins Jr. et al.
patent: 4894051 (1990-01-01), Shiber

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