Fig. 1
From: Endoscopic tympanoplasty type I using interlay technique
0° endoscopic image; A series of operations using the interlay technique. a The arched incision in the ear canal. b Identification of tympanic anulus. c Detaching the epithelial layer from the inferior part of the TM where the tympanic annulus was closely attached. d Detaching the epithelial layer surrounding the perforation. e The graft using the retroauricular fascia or tragus perichondrium was placed between the epithelial layer and the fibrous layer. f Confirmation of no gap between the reconstructed graft and the TM