
Temp. Bone Dissection (Right side)
Part 1: Mastoidectomy, Epitympanectomy 41 min
Part 2: Tympanoplasty (first stage) 13 min
Highlights
- Retroauricular approach
- Meatal skin flap (alternative technique)
- Canalplasty
- Wide removal of bone over middle cranial fossa dura, sigmoid sinus and sinus dura angle
- Exposure of digastric muscle
- Epitympanotomy with identification of tympanic segment of facial nerve
- Lowering facial ridge over mastoid segment of fallopian canal
- Radical exenteration and exposure of retrofacial and retrolabyrinthine cells
- Radical exenteration and exposure of supralabyrinthine and supratubal recesses (epitympanectomy)
- Extended canalplasty with removal of antero-inferior overhang of tympanic bone
- Radical removal of matrix from tympanic cavity
- Formation of a new tympanic sulcus
- Removal of mastoid tip
- Tympanoplasty (first stage)
- Obliteration of posterior cavity with occipital myosubcutaneous flap
- Meatoplasty
- Reposition of meatal skin flap and packing
Video No
06a
3D
✔
Duration
56min
Surgeon
Prof. Ugo Fisch
Video Editing
Dr. Arnold H. Müller