Patent ID: 11857435
Assignee: PMT REPUBLIC, INC
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 6:
7. The angle-expandable spinal cage according to claim 6, wherein:
the rear part has at least one upper hinge groove and at least one lower hinge groove formed to be recessed into a side portion thereof, and
the upper plate has an upper hinge part at one end thereof, the upper hinge part being formed to protrude so as to be inserted into and accommodated in the upper hinge groove, and the lower plate has a lower hinge part at one end thereof, the lower hinge part being formed to protrude so as to be inserted into and accommodated in the lower hinge groove,
wherein the upper plate and the lower plate are rotatable with respect to the upper hinge part and the lower hinge part, respectively.