Medical treatment sewing machine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 20, 1984
Issued Date -
N/A
app pub date -
Feb 1, 1982
filing date -
May 17, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A suturing instrument for a surgical operation includes a suturing portion having a base, a vertically reciprocating needle holder carrying a needle with an upper thread, a device for supplying a predetermined amount of the upper thread to the needle and a loop taker supported in the base for turnable movement relative thereto and operative for catching a thread loop formed on the needle. The device for supplying the upper thread, the loop taker and the needle holder are activated for sequential operation by a control portion of the instrument which includes a fluid drive device connected to the suturing portion and including a plurality of hydraulic cylinders. The control portion is activated by a manually operated switch which actuates an electric circuit and a switching device operating a plurality of the cylinders for sequentially imparting the reciprocating movements to the needle, the loop taker and the thread supplying device.
First Claim
Family
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Cited Art Landscape
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