Supplement pharyngolaryngeal deficient functions by insertion of a prosthesis with valves in order to allow tracheotomy closing (when applicable) and / or to allow restoration of god swallowing capacity. The secondary objective is to study the concept of a special valves system for the development of an artificial larynx
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Respiratory evaluation
Timeframe: Day : 1, 2, 3, 4, 5, 15 - month :1, 3, 6, 12, 18, 24, 30, 36