Endoscopic cannulated handpiece motor with integrated suction control

摘要

A surgical handpiece includes a housing having an interior cavity and an exterior surface adapted to be gripped by the hand of a user. A rotary drive mechanism is provided inside of the housing and includes a driven shaft with a passageway extending axially therethrough. A suction connection is provided on the housing as is a suction control mechanism operable between first and second operative positions for preventing suction from being applied to the passageway in the driven shaft when in a first operative position and for connecting suction to the passageway when in a second operative position.