Clamping device for slender medical instrument and control method

The invention discloses a clamping device for a slender medical instrument. The clamping device comprises a clamping control device, a driven wheel assembly, a driving wheel and a support. The driven wheel assembly and the driving wheel are oppositely arranged on the support. The clamping control device is connected with the driven wheel assembly and used for controlling the driven wheel assembly to move in the direction close to or away from the driving wheel so that the driven wheel assembly and the driving wheel can automatically clamp or release the slender medical instrument. 本发明公开了一种细长型医疗器械的夹持装置，包括夹合控制装置、从动轮组件、主动轮和支架；所述从动轮组件与所述主动轮相对设置在所述支架上；所述夹合控制装置与所述从动轮组件连接，用于控制所述从动轮组件向靠近或远离所述主动轮的方向移动，以使所述从动轮组件和所述主动轮自动夹持或者释放细长型医疗器械。