| 摘要 |
Disclosed is a surgical instrument. According to one aspect of the present invention, the surgical instrument of which one end is combined with an operator in contact with a surgical site and of which the other end is combined with a drive unit which operates the operator, comprises a shaft of which one end is combined with the drive unit and which is extended in a certain longitudinal direction, a fixing unit which is fixed and combined to the other end of the shaft, and a rotation unit of which one end is combined with the operator and of which the other end is combined with the fixing unit to enable rotation along the outer circumference surface of the fixing unit. The surgical instrument is provided with the operator which can perform precise and accurate rotation through the use of more various structures, and can be operated directly by the hands of a surgeon or a robot arm. |
