Quick-change interface for pedicle screw torque meter

The utility model relates to the technical field of medical instruments for orthopedic surgery, in particular to a quick-change interface for a pedicle screw torquemeter, which comprises a main body joint, and a joint inner cavity extending towards the inside of the main body joint is axially arranged on one side of the main body joint. The connector inner cavity is radially provided with a button limiting cavity extending to the outer side of the main body connector, a button is installed in the button limiting cavity in a limiting mode, the button can linearly move in a reciprocating mode in the direction perpendicular to the axis of the main body connector, a plug jack is formed in the button, and the axis of the plug jack and the connector inner cavity are horizontally arranged. When the plug jack is coaxial with the inner cavity of the connector, the plug can be completely inserted into the inner cavity of the connector, the plug jack is provided with a protruding block for limiting the plug, and the tec