Trans Canal Tympanoplasty With Local Anesthesia Using Fat Graft and "TachoSil"

Trans Canal Tympanoplasty With Local Anesthesia Using Fat Graft and "TachoSil"

Eligible participants with chronic tympanic membrane perforation (>6 month) will be given a detailed description and offered to participate in the study.

the study investigates the efficacy of trans canal tympanoplasty with local anesthesia using fat pad and "Tachosil". Participants will be followed for 1 year after the procedure with otological examination and successive hearing evaluations.

Inclusion Criteria:

• Chronic tympanic membrane perforation (>6 months).
• Central tympanic membrane perforation.
• Air bone gar of 35 dB or lower at the operated ear.
• No active otorrhea in the operated ear in the preceding 3 month prior to the procedure.
• No evidence of a retraction pocket and no suspicion for a cholesteatoma.

Exclusion Criteria:

• Known ossicular chain dysfunction
• The tympanic membrane perforation edges are not accessible/visualized transcanal
• Pregnancy
• Allergy to lidocaine