Marginal Bone Level Around Implants With Definitive Abutments

Inclusion Criteria: * Male or female ≥18 years old; * Controlled ASA1 or ASA2 patient; * Healthy periodontium or with controlled periodontal disease; * Need for rehabilitation with implants in partially posterior edentulous sextants; * Full Mouth Plaque Score (FMPS) less than 20% at the time of surgery; * Collaborating patients. * According to the implant location: * Healed posterior sites, with a minimum of 2 months post-extraction; * Ridge width of 7 mm or more and of 10 mm of height to the mandibular nerve and 8 mm to the maxillary sinus; * Minimum keratinized mucosa (KM) width of 4 mm; * Antagonist dentition having a fixed restoration or natural teeth, (5) restorative space greater than 5 mm. Exclusion Criteria: * Patients with endocrine, immunological or metabolic alterations; * Pregnancy, allergy to any metallic component of the implant; * Drug consumption or alcoholism; * Tobacco ≥10 cig/d and * Severe bruxism and TMJ pathology. * According to the implant location: * Require regeneration techniques; * Width of KM less than 2 mm at any implant site; * Infections in the treatment area; * Absence of implant primary stability and * Being unable to perform prosthetically guided screw-retained restorations.