Patent ID: 11865017
Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
Field: Medical technology (Instruments)
Classification: CPC A  B | IPC A  B

Claim 8:
9. The apparatus of claim 8, wherein, when the extension assist unit is mounted on the thumb, the second fixing ring is installed on the proximal phalange region, the coupling hole of the first extension elastic member is coupled to any one coupling button among the plurality of coupling buttons formed on the hand-back support, and the coupling hole of the second extension elastic member is coupled to any one coupling button among the plurality of coupling buttons formed on the wrist support, and
when the extension assist unit is mounted on fingers other than the thumb, the first fixing ring is installed on the middle phalanx region, the second fixing ring is installed on the proximal phalange region, and the coupling hole of the first extension elastic member is coupled to any one coupling button among the plurality of coupling buttons formed on the hand-back support.