Puncher for establishing temporomandibular joint disc defect animal model

The invention discloses a puncher for establishing a temporomandibular joint disc defect animal model. The puncher comprises a grab handle part, a hinge part and a punching part, the punching part is used for punching the joint disc; the grab handle part comprises a hand grab handle and a finger grab handle; the hand grab handle and the finger grab handle are hinged with a punching part through a hinging part; the punching part comprises a punching jaw and a gasket jaw; a punching head is detachably mounted on the punching jaw; a punching gasket is mounted on the gasket jaw; a hole matched with the punching head is formed in the center of the punching gasket. The punching gasket is provided with the concave hole, is arranged in the joint lower cavity and is matched with the punching head arranged in the joint upper cavity, and the effects of accurate positioning and aperture fixing are achieved; the device is easy and convenient to operate, convenient to carry and capable of being repeatedly used. 本发明公开一种用于建立