Patent ID: 11857173
Assignee: ZIMMER BIOMET SPINE, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 16:
17. A surgical retractor comprising:
a retractor body;
a first armature rotatably coupled to the retractor body at a first pivot point, the first armature rotatable between a first closed position and a first open position;
a second armature rotatably coupled to the retractor body at a second pivot point spaced apart from the first pivot point, the second armature rotatable between a second closed position and a second open position;
a first retractor blade affixed to a distal portion of the first armature;
a second retractor blade affixed to a distal portion of the second armature;
a first actuator coupled to the retractor body and aligned along a central axis of the retractor body, and actuatable to operate a central drive mechanism to simultaneously engage the first armature and second armature to rotate the first armature and the second armature independent of a translatable armature;
a first shim couplable to a distal portion of the first retractor blade;
a second shim couplable to a distal portion of the second retractor blade; and
a fastener supported by the first shim and configured to anchor the first shim and the first retractor blade to a vertebral body.