Ultrasonic surgical instrument with comb-like tissue trimming device
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United States of America Patent
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Apr 16, 2013
Grant Date -
Aug 11, 2011
app pub date -
Feb 11, 2010
filing date -
Feb 11, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
In one general aspect, various embodiments are directed to an ultrasonic surgical instrument that has an ultrasonic blade that protrudes from at least one ultrasonic transducer that is movably supported within a handle housing. The ultrasonic blade protrudes through an outer sheath assembly that is attached to the handle housing. A distal end portion of the outer sheath has at least one comb-like portion formed thereon. In some embodiments, a distal end of the ultrasonic blade is axially movable adjacent to the at least one comb-like portion. In other embodiments, the distal end of the ultrasonic blade is rotatable adjacent to the at least one comb-like portion.
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