Tissue punch

Details Tissue punch Tissue punch

1989-05-02

1990-03-20

Thaler, Michael H.

Surgery

Instruments

Cutting, puncturing or piercing

A61B 1732

Patent

active

049097822

ABSTRACT:
A tissue punch for removing tissue parts from the human or animal body is described, which comprises the actual operating instrument, as well as a separate driving unit, which is connected by means of a flexible force transmission member to the operating instrument. The operating instrument comprises a surgeon-guided outer tube and an inner tube slidably arranged therein having a cutting edge for separating the tissue parts. The inner tube is also supplied with a vacuum by means of a hose connection for removing a separated tissue part from said inner tube. The operation of the inner tube or the cutting edge connected thereto, as well as the suction are controlled by a separate control unit.

REFERENCES:
patent: 4324243 (1982-04-01), Helfgott et al.
patent: 4428748 (1984-01-01), Peyman et al.
patent: 4516398 (1985-05-01), Wuckinich
patent: 4589414 (1986-05-01), Yoshida et al.

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