Surgical instrument for cutting body tissue from a body area having a restricted space
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United States of America Patent
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-
Jul 22, 1986
Grant Date -
N/A
app pub date -
Oct 11, 1983
filing date -
Oct 11, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A surgical instrument and method for cutting and removing body tissue from a body area having a restricted space is provided. The cutter comprises an external cutting tube sized for insertion into the restricted space. The external tube has an opening therein with cutting edges thereon. An internal tube having an internal opening therein with cutting edges thereon is positioned within the external tube. The openings in the external and internal tubes are relatively oscillatingly movable to open to receive body tissue therethrough and to close to cut the body tissue. A vacuum is provided to draw the cut body tissue into and through the internal tube and out of the instrument.
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