Hellow guys, Welcome to my website, and you are watching Bone Bridge Implant in the retrosigmoid area. Minimal incision.. and this vIdeo is uploaded by Arnaud Devèze Otoneurologie.Marseille at 2014-01-19T07:58:26-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.