Expandable cage catheter with a rotatable guide

Details Expandable cage catheter with a rotatable guide Expandable cage catheter with a rotatable guide

1989-09-08

1991-03-26

Yasko, John D.

Surgery

Instruments

Internal pressure applicator

604 95, 604104, A61M 2900

Patent

active

050025600

ABSTRACT:
A steerable vascular catheter having an expandable cage mounted on the distal end of a tubular member which is radially expanded and contracted by means of a guidewire which is disposed within an inner lumen in the tubular member and secured to the distal end of the expandable cage. A helical coil is disposed about the secured to a distal portion of the guidewire which extends out the distal end of the expandable cage facilitate steering the catheter through the patient's coronary anatomy. The catheter assembly is particularly adapted to hold open a blood vessel after a vascular procedure therein such as an angioplasty.

REFERENCES:
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patent: 4577631 (1986-03-01), Kreamer
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patent: 4771778 (1988-09-01), Mar
patent: 4793350 (1988-12-01), Mar et al.
patent: 4808163 (1989-02-01), Laub
patent: 4885003 (1989-12-01), Hillstead
patent: 4921484 (1990-05-01), Hillstead

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