| 摘要 |
A surgical implement for use with a handpiece of a surgical instrument for performing a surgical treatment, comprises: an outer tube member including an outer hub and an outer tube extending longitudinally from the outer hub, the outer tube and t he outer hub defining a longitudinal bore, the outer hub having a generally circular outer surface and including a circumferential locking groove and a key for releasable attachment of the outer tube member to the surgical instrument; and, an inne r tube member including an inner hub and an inner tube extending longitudinally fro m the inner hub, the inner tube and the inner hub defining a longitudinal bore, th e inner tube configured to insert within the longitudinal bore of the outer tube member a nd including an end effect portion disposed adjacent to a distal end of the inn er tube, the inner hub having a generally circular outer surface and including a pluralit y of bosses radially formed on the outer surface thereof for releasably connecting the inner tube member to an actuator of the surgical instrument for performing the surgical treatment. A surgical instrument having a coupling for releasable attachment of the surgical implement is also disclosed.
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