Patent ID: 11925379
Assignee: BEIJING SMTP TECHNOLOGY CO., LTD.
Field: Medical technology (Instruments)
Classification: CPC A  B | IPC A  B

Claim 0:
1. A torque wrench for an ultrasonic scalpel,
comprising a torque wrench body and a wrench rotor, wherein the torque wrench body comprises a circular-hole-shaped torque hole, with a torque clamping catch being provided in the torque hole, and the wrench rotor being disposed in the torque hole; and the wrench rotor comprises a scalpel head clamping hole, a rotor clamping catch located outside the wrench rotor, and a scalpel head clamping slot located inside the scalpel head clamping hole;
a wrench part, which is disposed on a scalpel head of the ultrasonic scalpel that is fitted with the torque wrench for the ultrasonic scalpel, is clamped into the scalpel head clamping slot via the scalpel head clamping hole, the rotor clamping catch is fitted with the torque clamping catch, the torque hole has a cylindrical structure with gradually expanding radius, and the wrench rotor is disposed in an end portion, with a smaller diameter, of the torque hole wherein, the torque wrench body has a cylindrical structure with gradually expanding radius, the cylindrical structure comprises a large end and a small end, the wrench rotor is disposed in the small end, the torque wrench body further comprises a plurality of torque hand-holding portions extending from the small end to the large end, and the plurality of torque hand-holding portions protrude outward from an outer wall of the torque wrench body and are evenly distributed in a circumferential direction with the torque hole as the center; and
an inner wall of the torque hole further comprises a plurality of limiting bulges, the plurality of limiting bulges are evenly distributed in the circumferential direction with the torque hole as the center, and the diameter of the largest circle formed by the plurality of limiting bulges is smaller than the diameter of a handle of the ultrasonic scalpel.