Rotational ablation device having replaceable screw-on burrs

Details Rotational ablation device having replaceable screw-on burrs Rotational ablation device having replaceable screw-on burrs

1997-12-10

1999-11-02

Buiz, Michael

Surgery

Instruments

Cutting, puncturing or piercing

606159, 606181, 606170, 604 22, 604 24, A61B 1714

Patent

active

059761652

ABSTRACT:
The present invention provides for improved rotational ablation devices for use in medical applications designed to ablate a circular opening in a stenotic blood vessel wherein the rotational ablation device is provided with a replaceable cutting burr which allows the user to employ burrs of multiple sizes and configurations on a single rotational ablation device. The present invention also provides for a unique applicator tool which allows the user to readily remove and replace the novel cutting burrs of the present invention on a single rotational ablation device.

REFERENCES:
patent: Re27032 (1971-01-01), Hall
patent: 4747406 (1988-05-01), Nash
patent: 5133729 (1992-07-01), Sjostrom
patent: 5222956 (1993-06-01), Waldron
patent: 5667490 (1997-09-01), Keith et al.

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