Clinical Outcomes of Immediate Implants With or Without a Volume-stable Collagen Matrix

Exclusion Criteria

• •Patients who are heavy smokers (more than 10 cigarettes/day);
• •Patients who suffer from any systemic diseases that could negatively influence wound healing;
• •Patients who received head and neck radiation treatment;
• •Patients who have a full contraindication to implant surgery;
• •Patients who have uncontrolled periodontal disease;
• •Patients who show a full mouth plaque and bleeding score higher than 25%;
• •Patients who have deficient extraction sockets according to the classification of Juodzbalys et al. 2008.
• •Patients with known allergy, sensitivity or intolerance to collagen
• •Patients who are pregnant or who are breastfeeding