Surgical tissue treating device with locking mechanism
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United States of America Patent
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-
Feb 15, 2000
Issued Date -
N/A
app pub date -
Mar 5, 1997
filing date -
Jul 22, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A locking mechanism for ensuring proper sequential usage of a surgical instrument is provided for an instrument utilizing a tissue treating energy, particularly a tissue heating energy, such as, for example, electrosurgical, ultrasonic, thermal, laser, infrared light, or other heating energies. One embodiment includes a cutting element to be used after heat treatment of tissue is completed to a desired degree. The instrument of the preferred embodiment includes a feedback monitor arranged to provide a signal indicating completion of tissue treatment. One embodiment includes an electro-mechanical locking mechanism responsive to the tissue treatment complete feedback signal and arranged to unlock when tissue treatment is complete.
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