SOI Immediately vs Delayed
The aim of this randomized controlled trial is to compare the clinical and radiographic of immediately loaded, immediate (post-extractive, test group) versus delayed (control group) implants with new SOI surface
- EligibilityCriteria: Inclusion Criteria:  Any patient with at least one hopeless tooth in the mandible or maxilla, located between premolars, with intact post extractive alveolus. The implants must to engage at least 3 (mandible) to 5 (maxilla) mm of residual native bone over the socket. Patients with 18 years or older, and able to sign an informed consent. Smokers will be included and categorized into: 1) non smokers; 2) moderate smokers (smoking up to 10 cigarettes/day); 3) heavy smokers (smoking more than 11 cigarettes/day). Heavy smokers will be excluded. Biotype will be categorized in thin (≤1 mm), medium (>1 - <2 mm) or thick (≥2 mm).  Exclusion Criteria:  General contraindications to implant surgery. Patients irradiated in the head and neck area. Immunosuppressed or immunocompromised patients. Patients treated or under treatment with intravenous amino-bisphosphonates. Patients with untreated periodontitis. Patients with poor oral hygiene and motivation. Uncontrolled diabetes. Heavy smokers. Pregnancy or nursing. Substance abuser. Psychiatric problems or unrealistic expectations. Lack of opposite occluding dentition in the area intended for implant placement. Patients with infection and or inflammation in the area intended for implant placement. Patients participating in other studies, if the present protocol cannot be properly adhered to. Patients referred only for implant placement and cannot be followed ant the treating centre. Patients unable to be followed for 5 years - HealthyVolunteers: Accepts Healthy Volunteers - Gender: All - MinimumAge: 18 Years - StdAgeList: Adult, Older Adult