Valvulotome

Surgery – Instruments – Blood vessel – duct or teat cutter – scrapper or abrader

Patent

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Details

A61B 1732

Patent

active

055273270

ABSTRACT:
An improved valvulotome structure characterized by an elongate flexible shaft having proximal and distal ends and a cylindrical cutting member externally mounted around said shaft for axial movement, relative to said distal end, between a retracted and an extended position.

REFERENCES:
patent: 3837345 (1974-09-01), Matar
patent: 4768508 (1988-09-01), Chin et al.
patent: 4771774 (1988-09-01), Simpson et al.
patent: 5026383 (1991-06-01), Nobles
patent: 5041082 (1991-08-01), Shiber
patent: 5047041 (1991-09-01), Samuels
patent: 5069679 (1991-12-01), Taheri
patent: 5092872 (1992-03-01), Segalowitz

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