Figure 1. The rib graft is prepared for use by carving a groove on each side.

Figure 1. The rib graft is prepared for use by carving a groove on each side.

Figure 1. The rib graft is prepared for use by carving a groove on each side.

ENTtoday - https://www.enttoday.org/article/how-to-balloon-assisted-rib-graft-placement-in-endoscopic-posterior-cricoid-split-procedure/ent_0122_pg11a/