Patent ID: 8454701

Claim:
A surgical method for positioning an extraoral bone-anchored implant device in a receiving bone site of a patient, said patient being a human being or an animal, comprising a first surgical step comprising the following successive steps: step of preparing the receiving bone site, during which: the cutaneous plane facing the receiving bone site is incised, then the periosteum of the receiving bone site is first detached and then reclined to clear a bone structure, then the bone structure in the receiving bone site is cut in order to create an opening in which the implant device will be positioned; step of impacting the implant in the opening formed in the receiving bone site; step of leveling the implant and the surrounding bone structure and making them continuous, during which: an external table of the bone structure is rubbed at its part surrounding the implant, then bone fragments are positioned on the rubbed parts of the external table of the bone structure, then said bone fragments are covered with a membrane to hold the bone fragments in position, said membrane being attached to the bone structure on one side and to the implant on the other side, so as to prevent bone proliferation on said implant; wherein the method comprises a second surgical phase of 3 to 4 months after the first surgical step for impacting the bone-anchored extraoral implant, said second surgical phase comprising a step of positioning a housing device in an opening provided in the implant device, in replacing a temporary closing device that was positioned in said opening during the first surgical step.