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Medical Definition of Hynes pharyngoplasty
1. An operation to narrow the pharynx in order to improve speech by cross-rotating two superiorly based flaps to produce a horizontal shelf above Passavant's ridge. (05 Mar 2000)
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1. An operation to narrow the pharynx in order to improve speech by cross-rotating two superiorly based flaps to produce a horizontal shelf above Passavant's ridge. (05 Mar 2000)