Early experience with tympanoplasty (Wullstein technique).
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OBJECTIVE: To demonstrate the use of a modified House technique in the successful closure of near-total tympanic membrane perforations. METHODS: This is a retrospective analysis over a 25-year span of the senior author's experience with a particular technique of closing large tympanic membrane perforations. The charts of patients were reviewed and the data were analyzed. TECHNIQUE: The modified House technique combines an underlay graft placement with an advancement ear canal skin flap. It provides vascularization and subsequent early epithelialization of a large perforation. RESULTS: In this series, the senior author operated on 46 patients. Forty-three patients had one ear operated on and three had bilateral surgery. The closure rate was 98% (48 of 49 ears). The one failure had a subsequent successful closure at a later date. CONCLUSION: This is a simple endaural technique that guarantees successful closure of near-total tympanic membrane perforations using locally available tragal perichondrium.
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In 100 patients with chronic otitis media, tubal function and volume was tested before operation. In a postoperative study on hearing and healing there was no positive correlation between these findings and the preoperative results. In 50 patients with healed ear drums, tubal function was retested in a pressure chamber with a flow volume technique. An improvement in Eustachian tube function could be demonstrated. These findings indicate that poor tubal function in chronic otitis media might be secondary to other factors responsible for the disease.
Results of surgery for middle ear cholesteatoma were investigated in 202 ears of 197 patients who had undergone surgery by the staged intact canal wall technique. Surgical procedures used in the second stage for prevention of a retraction pocket were classified into three types: Type S1, no scutumplasty; Type S2, scutumplasty; Type S3, scutumplasty plus mastoid obliteration. Recurrent cholesteatoma was found in 9 ears (4%) and retraction pocket in 47 ears (23%). They occurred between 2 and 120 months (average: 26 months) after the second stage, most frequently at 1 to 3 years. The incidence was higher after Type S3 surgery than after the other types, probably because the middle ear was severely involved in patients who were indicated Type S3 surgery. For prevention of a retraction pocket, bone putty and cartilage were proved to be appropriate materials for scutumplasty, and hydroxyapatite for mastoid obliteration. As the retraction pocket tended to recur in patients with the pocket at the second stage, these patients needed obliteration of the mastoid cavity to prevent a retraction pocket. Postoperative hearing was evaluated according to the criteria proposed by the Japan Society of Clinical Otology. Of 145 ears of the 142 patients who were followed for more than 1 year, 118 ears (81%) the surgery was judged successful. The success rate in hearing was in good accordance with the condition of the tympanic membrane.