Patent ID: 8133244

Claim:
A medical instrument, comprising: a shaft having an outer shaft and an inner shaft, said outer shaft enclosing said inner shaft, said outer shaft having a longitudinal axis and a proximal end region, an actuator for rotating said inner shaft about said longitudinal axis relative to said outer shaft, said actuator being arranged at said proximal end region of said outer shaft and being rotatable about said longitudinal axis, at least two tappet elements operatively connected with said actuator for transfer-ring a rotary movement of said actuator to said inner shaft, said at least two tappet elements being engaged alternatingly with respect to one another with said inner shaft for transferring said rotary movement of said actuator to said inner shaft, said at least two tappet elements reaching through peripherally limited openings in said proximal end region of said outer shaft, said openings being offset with respect to one another in direction of said longitudinal axis.