Patent ID: 11890000
Assignee: nan
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 9:
10. A retractor blade comprising:
a shaft having a head portion at a first end and a foot portion at a second end of the shaft, wherein the shaft and foot portion have a transverse concave front surface and convex back surface;
a connector pin coupled to the head portion for coupling to a frame;
a toe portion extending from the foot portion having a width longitudinal curvature configured to at least partially engage a curvature of a spinal vertebral body, wherein the longitudinal curvature of the toe portion is configured to engage the uncinate process and uncal vertebral joint between adjacent vertebra, and wherein the toe portion comprises a semielliptical protuberance and a distal end of the toe portion opposite the head portion is rounded; and
bridge portions, extending from lateral edges of the foot portion to lateral edges of the toe portion and configured to engage the transverse processes of adjacent vertebra, wherein distal ends of the bridge portions are textured.