Inclusion Criteria:  Patient at least 21 years old Favorable diagnosis of implant placement regardless of technique (ambivalence clause) Radiological situation with sufficient bone volume but requiring a muco-gingival flap or the help of passive robotics. Affiliated or beneficiary of a social security Signed informed consent  Exclusion Criteria:  Patient eligible for one or more implants and having a broad bone crest, with no marked concavity, and covered with a sufficient amount of keratinized attached gum. Patient with limited oral opening Patient with contraindications to implant placement (valve prostheses, unbalanced diabetes) Photosensitive epileptic patient Patient refusal to participate in the study Pregnant or breastfeeding woman Patients under guardianship or curatorship