fig1
From: Septal perforation
![Septal perforation](https://image.oaes.cc/ae7840d6-f604-4821-ad9c-0b51dd753736/par30109.fig.1.jpg)
Figure 1. Illustrations of bilateral mucosal flap closure. (A) Extent of septal mucosal elevation on the left side; (B) Elevation superior to the perforation is avoided on the right side; (C) Superior and inferior flaps are advanced and sutured together for a tension-free closure on the left side; (D) The right inferior bipedicled flap is advanced to oppose the left-sided suture line and support the interposition graft; (E) An interposition graft is placed within the septal space to complete the perforation repair; (F) Repair is covered bilaterally with silicone sheeting.