Power Pedicle Screwdriver

Abstract

Disclosed herein are gear shifters to reverse an output shaft rotation and a method for using the same. A gear shifter in accordance with the present invention may include a housing, an input shaft, an output shaft and an idler shaft. The input shaft may have input gears, the output shaft may have output gears and the idler shaft may have idler gears. The output shaft may be slidably coupled with the input shaft and the idler shaft to rotate in a first direction in a first position and in a second opposite direction in a second position. A method of reversing an output shaft direction using a gear shifter may include the steps of pushing the gear shifter in a first direction to rotate the output shaft in a first direction and pushing the gear shifter in a second direction to rotate the output shaft in a second direction.

Dependencies are inferred from the claim text.