Focus my scientific research on the anatomy of the head and neck, the temporal muscle , the muscle platysma , osteogenic distraction, and sclerosing agents in the angioma . I taught many courses on facial paralysis, in France or abroad, with a very high interest on the use of Botulinum Toxin in Facial Palsy. I developed with my team the Lengthening temporalis myoplasty, surgical procedure. I have written 51 articles in journals and chapters 4 livres. I made numerous conferences at regional , national, and abroad (Belgium , Brazil, Chile , Spain, Italy , Israel , Tunisia, Canada , Lebanon, Sweden , USA). I made operative demonstrations in many cities in France : Paris , Marseille, Strasbourg, Tours and abroad : Belgium, Brazil, Tunisia, Sweden, Switzerland.