Transluminal angioplasty apparatus

Details Transluminal angioplasty apparatus Transluminal angioplasty apparatus

1989-03-03

1990-08-07

Rosenbaum, C. Fred

Surgery

Instruments

Internal pressure applicator

604 96, 604 95, A61M 2902

Patent

active

049464663

ABSTRACT:
An apparatus for performing transluminal angioplasty is provided. The apparatus of the present invention may be utilized in blood vessels of very small cross-sectional diameter as well as in blood vessels of larger diameter. The apparatus of the present invention includes a hollow metallic guidewire with an expandable balloon member affixed to the hollow guidewire at or near the distal end thereof. The hollow guidewire is preferably metallic and more preferably made of stainless steel. In the preferred embodiment, the metallic guidewire provides a catheter of extremely small diameter while simultaneously imparting good torque control and excellent pushability of the apparatus within the blood vessel being treated.

REFERENCES:
patent: 4456000 (1984-06-01), Schjeldahl et al.
patent: 4490421 (1984-12-01), Lavy
patent: 4793350 (1988-12-01), Mar et al.
patent: 4838268 (1989-06-01), Keith et al.
patent: 4846174 (1989-07-01), Willard et al.
patent: 4848344 (1989-07-01), Sos et al.

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