Effect of Xenogeneic Collagen Matrix on the Peri-implant Tissues of Immediate Implants.

Launched by UNIVERSITAT INTERNACIONAL DE CATALUNYA · Jul 18, 2021

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Eligibility criteria

• Inclusion Criteria:
• • 1. Adequate oral hygiene (21).
• • 2. Sufficient interocclusal space (≥6 mm) to place a provisional crown without occlusion.
• • 3. Presence of adjacent teeth. Only one tooth gap.
• • 4. Presence of soft tissue and cortical buccal bone of the tooth to be extracted according to the classification of Elian et al. 2007
• • 5. Adequate bone quantity in the apical region of the tooth to be extracted (assessed on the CBCT).
• Exclusion Criteria:
• • 1. Patients with medical conditions that affect bone and soft tissue metabolism.
• • 2. Uncontrolled endocrine disorders.
• • 3. Alcohol and drug abuse.
• • 4. Previous history of immunodeficiency syndromes.
• • 5. Patients who smoke\> 10 cigarettes a day.
• • 6. Active periodontal disease.
• • 7. Absence of a tooth adjacent to the tooth to be treated.
• • 8. Oral lesions of the untreated mucosa.
• • 9. Recent previous history (\<6 months) of local radiotherapy or chemotherapy.
• • 10. Bruxism or severe parafunctions.
• • 11. Pregnant patients.