Endoscopic myringoplasty: comparison of double layer cartilage-perichondrium graft and single fascia grafting

摘要

Diagram of double layer cartilage-perichondrium graft myringoplasty. The preparation of tragal cartilage with a single layer perichondrium (a), the stripping of lateral perichondrium (b), the cartilage graft was placed trans-perforation medial to the TM remnant (c), the lateral perichondrium was placed lateral to the TM remnant (d). PC, perichondrium; CT, cartilage; PE, perforation edge