About this trial
This study will evaluate the clinical efficacy of injectable alloplastic bone grafts in terms of radiography and histology in order to preserve tooth sockets following extraction. Methodology: Twenty new extraction sockets from twenty surgically extracted non-restorable mandibular molar teeth will be used in this clinical investigation.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Patient aged between 40 and 60 years.
General good health.
Presence of a hopeless mandibular posterior tooth that requires extraction.
Volunteer subjects have to voluntarily sign an informed consent.
Disqualifiers
Patient with systemic disease affection bone metabolism.
Large periapical radiographic changes related to the tooth to be Extracted, in the form of abscess, granuloma, or cyst.
Teeth need trans-alveolar extraction.
Patients with contraindication to surgical treatment.
Trial design
Parallel
Treatments tested in this trial
Injectable Alloplastic Bone
Procedure/SurgeryTen extraction sockets will undergo socket preservation using injectable bone substitute biomaterial following atraumatic tooth extraction and socket curettage.
natural healing (no graft)
Procedure/SurgeryTen extraction sockets will be left unfilled after atraumatic extraction to allow normal physiological healing.
Treatment groups
Trial outcomes
Primary outcomes
Change in buccolingual ridge width assessed by CBCT
Buccolingual ridge width will be measured radiographically using CBCT immediately post-extraction (baseline) and after 4 months
Bone density assessed by CBCT
Bone density of the extraction socket will be evaluated radiographically using CBCT gray values immediately post-extraction (baseline) and after 4 months.
Percentage of newly formed bone assessed histomorphometrically
The percentage of newly formed bone will be evaluated histomorphometrically using hematoxylin and eosin staining during implant placement.
Percentage of residual graft material
Residual graft material percentage will be assessed histomorphometrically using hematoxylin and eosin staining during implant placement.
Secondary outcomes
Mucosal healing
Clinical mucosal healing will be assessed by the presence or absence of infection, swelling, and adverse tissue reaction during follow-up visits.
Locations
Sponsors and contacts
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