Ultrasonic Surgical Instrument
A surgical instrument (12) comprising: a handle (18); an elongated body portion (20) extending distally from the handle, the elongated body being dimensioned and configured to pass through a cannula or body orifice; an end effector (22) supported on the distal end of'the elongated body portion,...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A surgical instrument (12) comprising:
a handle (18);
an elongated body portion (20) extending distally from the handle, the elongated body being dimensioned and configured to pass through a cannula or body orifice;
an end effector (22) supported on the distal end of'the elongated body portion, the end effector including an ultrasonic member (100) having a transducer (106) and a resonant member (104), the resonant member being operatively connected to the transducer and including an operating surface (126) configured to effect tissue dissection, cutting, coagulation, ligation and/or hemostasis;
the transducer including a plurality of PZT crystals (108) positioned about a silicon plate; and
the end effector includes a pivotable clamp (24). |
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