초록

A cordless drive assembly for driving various orthopedic surgical instruments is described. The drive assembly is battery powered and includes tracks in the handle portion of its housing for receiving the battery. A latch locks the battery to the housing.

대표청구항 ▼

A drive assembly for driving orthopedic surgical instruments, said drive assembly comprising: a housing comprising elongate drive and handle portions defining drive and handle portion longitudinal axes, said handle portion projecting from said drive portion; a drive comprising: a motor having a moto

A drive assembly for driving orthopedic surgical instruments, said drive assembly comprising: a housing comprising elongate drive and handle portions defining drive and handle portion longitudinal axes, said handle portion projecting from said drive portion; a drive comprising: a motor having a motor shaft, a transmission for transmitting the power of the motor shaft to the surgical instrument, said transmission including a drive member, said drive portion having surfaces defining a wire receiving chamber adapted to receive an orthopedic wire adapted to be driven during an orthopedic surgical procedure; a trigger assembly movable relative to said handle portion; electrical circuit means operatively associated with said trigger assembly for controlling the motor; said handle portion comprising: a releasably attachable battery comprising at least one cell, a battery housing, and a pair of battery contacts, a handgrip portion having a battery receiving portion with battery terminals adapted to engage said battery contacts when said battery is received in said battery receiving portion; said handgrip portion having outer surfaces that are sized and shaped to be grasped by a user without touching the battery, and inner surfaces defining a handgrip cavity, releasable attachment means for releasably attaching the battery to the battery receiving portion in a direction other than the direction of elongation of the handle portion, wherein said handgrip cavity is free of said transmission, said motor and any cells of said battery when said battery is received in said battery receiving portion, biasing means for biasing said battery terminals toward a rest position, and mounting means for mounting said battery terminals for deflection from said rest position.