Status:
RECRUITING
Efficacy of Collagen Sponge Versus Collagen Membrane on Ridge Preservation of Periodontally Compromised Teeth
Lead Sponsor:
The Dental Hospital of Zhejiang University School of Medicine
Conditions:
Periodontitis
Eligibility:
All Genders
18-70 years
Phase:
NA
Brief Summary
The study aims to evaluate the efficacy of ridge preservation with collagen sponge or collagen membrane in combination with collagenated bovine bone mineral in extraction sockets of periodontally dise...
Detailed Description
The study aims to evaluate the changes of clinical and radiographic outcomes following ridge preservation with collagen sponge or collagen membrane in combination with collagenated bovine bone mineral...
Eligibility Criteria
Inclusion
- Age ≥ 18 years
- Need for molar extraction due to periodontal disease and plan for late implantation
- No acute infection, such as abscess or effusion
- Presence of bone defects on at one or two socket walls, where the height of the horizontal (suprabony) component of the defect (alveolar bone crest - cement-enamel junction) is \>50% of the corresponding root length and the bone height of socket walls is at least 3 mm
- Presence of one adjacent tooth to the extraction site
Exclusion
- Smoking
- Pregnancy or lactation
- Untreated periodontal disease
- Severe systemic conditions that contraindicate surgery (such as diabetes, heart disease, cancer etc.)
- Under radiotherapy
- Systemic disease or medication that influences bone metabolism and mucosal healing (such as immunosuppressants, phenytoin, bisphosphonates etc.)
- Extraction of multiple adjacent teeth
- Allergy to any of the materials used in the study
Key Trial Info
Start Date :
April 30 2022
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
April 30 2026
Estimated Enrollment :
36 Patients enrolled
Trial Details
Trial ID
NCT05188196
Start Date
April 30 2022
End Date
April 30 2026
Last Update
August 7 2024
Active Locations (1)
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1
The Affiliated Stomatology Hospital of Zhejiang University School of Medicine
Hangzhou, Zhejiang, China