Measurement of the Performance and Safety of RTR+Membrane in Guided Tissue Regeneration (GTR) in Dental Surgical Procedures

Inclusion Criteria:

• Male or female adult patient

• Patient with one of the 3 following dental treatments to be done with the studydevice: post-extraction socket preservation, alveolar ridge augmentation, or GuidedTissue Regeneration (GTR) during immediate implant placement.

• Patient affiliated or beneficiary of a social security system.

• Patient has signed his/her informed consent form.

Exclusion Criteria:

• Pregnancy or lactation

• Active tissue infection at the implant site

• Several dental treatments done simultaneously in non-contiguous dental zones

• Heavy smoker (>10 cigarettes / day)

• Patient receiving long-term corticosteroid therapy, anti-rejection drugs,bisphosphonates, head & neck radiotherapy or chemotherapy

• Patient with chronic infections (such as osteomyelitis) at the surgical site

• Patient with poorly controlled metabolic disorders (such as diabetes, osteomalacia,thyroid disorders)

• Patient with an auto-immune disease

• Patient under tutelage, vulnerable person, person without liberty, or unable tocomplete questionnaire independently