Patent ID: 11872002
Assignee: BEIJING SURGERII ROBOTICS COMPANY LIMITED
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 9:
10. The flexible surgical instrument system of claim 9, wherein:
the lock mechanism comprises:
a circumferential limiting block connected to the guide rod base; and
a first limiting groove arranged on an outer side of the circumferential limiting block and comprising: a circumferential limiting groove and an axial limiting groove connected to the circumferential limiting groove,
the sterile barrier further comprises a sterile barrier connection housing disposed at a front side edge of the guide rod base and comprising a second limiting groove extending circumferentially, and
the flexible surgical instrument connection housing comprises:
a first projection feature disposed at an inner side of the flexible surgical instrument connection housing and operable to slide in the first limiting groove; and
a second projection feature disposed at an outer side of the flexible surgical instrument connection housing and operable to slide in the second limiting groove;
a rotation of the second projection feature along the second limiting groove is limited when the first projection feature in the axial limiting groove.