Patent ID: 11890149
Assignee: WUXI INSTITUTE OF TECHNOLOGY
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 4:
5. The medical dental grinding apparatus according to claim 4, wherein a port at one end of the first clamping body (31) away from the hinge shaft (33) and a port at one end of the second clamping body (32) away from the hinge shaft (33) are both arc-shaped; an elastomer is provided on an arc-shaped inner side of the port, and is a sponge or rubber; the spring (37) under a natural state enables the first clamping body (31) and the second clamping body (32) to be close to each other; the first clamping body (31) and the second clamping body (32) are both arc-shaped and are annular when the first clamping body (31) and the second clamping body (32) are closed; the first clamping body (31) and the second clamping body (32) are symmetrically arranged; and when the first clamping body (31) and the second clamping body (32) are closed, the ports, away from the hinge shaft (33), of the first clamping body (31) and the second clamping body (32) are closed to form an elliptical or circular through hole.