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Medical Definition of Schonbein's operation
1. The use of a flap of mucous membrane from the posterior wall of the pharynx to the soft palate closing off the flow of air from the nose to the mouth. (05 Mar 2000)
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1. The use of a flap of mucous membrane from the posterior wall of the pharynx to the soft palate closing off the flow of air from the nose to the mouth. (05 Mar 2000)