[The open technique of tympanoplasty with obliteration using the Palva flap: technical details and indications].

Technical details of obliteration tympanoplasty with Palva flap are given with the 2 possibilities: 2 stages and 1 stage tympanoplasty. This technique is very convenient for adult cholesteatomas developed in a sclerotic mastoid with an extension limited to mesotympanum and attic, to the children cholesteatomas developed in the mesotympanum with a sclerotic mastoid, for the correction of retraction pockets after a closed technique, rehabilitation of radical mastoidectomies, fibroadhesive otitis and some idiopathic glue tympanic membrane with a large cholesterol granuloma.