Fluoroscopically viewable guidewire for catheters

Details Fluoroscopically viewable guidewire for catheters Fluoroscopically viewable guidewire for catheters

1991-10-31

1993-10-19

Pellegrino, Stephen C.

Surgery

Truss

Pad

128657, 604164, 604280, A61B 500

Patent

active

052536530

ABSTRACT:
A guidewire assembly for measuring the size of occlusions in blood vessels which includes a guidewire having a flexible, distal end disposable in a blood vessel. The guidewire has a core wire disposed within it which extends to the distal tip. A linear array of radiopaque markers is disposed adjacent the distal tip of the core wire. The markers are spaced from each other at predetermined distances, whereby to enable the user to accurately measure the size and diameter of occlusions in blood vessels using radiological techniques.

REFERENCES:
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patent: 4763647 (1988-08-01), Gambale
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patent: 5063935 (1991-11-01), Gambale
patent: 5065769 (1991-11-01), Toledo
patent: 5069217 (1991-12-01), Fleischhacker
patent: 5095915 (1992-03-01), Engelson
patent: 5111829 (1992-05-01), Toledo
patent: 5165421 (1992-11-01), Fleischhacker et al.
patent: 5174302 (1992-12-01), Palmer

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