METHOD FOR PREVENTING ATROPHIC RETRACTION AND ADHESION OF TYMPANIC MEMBRANE TAKING PLACE IN EXUDATIVE OTITIS CASES Russian patent published in 2007 - IPC A61F11/00 

FIELD: medicine.

SUBSTANCE: method involves inspecting tympanic cavity with cicatrices and polyps being removed, isolating tympanic membrane from middle ear structures, and strengthening atrophied membrane segment by means of a support member. Soft tissues are separated in mastoid process and external acoustic meatus posterior wall skin area, meatotympanic graft is detached, the tympanic membrane is isolated and its atrophied membrane is strengthened in one stage with one element like 40-50 mcm thick allotendon plate. One edge of the plate is set with a support on posterior wall bone of external acoustic meatus and fixed with external acoustic meatus skin when returning the meatotympanic graft on a its place, retaining the other edge in partially mobile state adjoining to tympanic membrane internal surface and overlapping the atrophied site by 0.5-1 mm.

EFFECT: avoided repeated surgical intervention.

2 cl, 2 dwg