Status:
ACTIVE_NOT_RECRUITING
Bone Particles Sizes and the Stability of Soft and Hard Tissue in Aesthetic Area
Lead Sponsor:
The Dental Hospital of Zhejiang University School of Medicine
Conditions:
Implant Site Reaction
Eligibility:
All Genders
18-70 years
Phase:
NA
Brief Summary
After implant restoration, the surrounding tissue, including the gingiva and alveolar bone, will inevitably reconstruct. The study found that gingival recession was easy to occur in the aesthetic area...
Detailed Description
Research Purpose: To compare the effects of large and small bone particle sizes on the stability of soft and hard tissues around the GBR area within 3 years in the esthetics area of anterior tooth. R...
Eligibility Criteria
Inclusion
- 1\) 18 years old and above
- 2\) Patients with missing maxillary anterior teeth and insufficient horizontal bone mass of alveolar ridge who indeed need GBR
- 3\) One-wall or two-wall bone defects
- 4\) There is no infection and tooth extraction residue at the implant site
- 5\) Simultaneous implant placement
- 6\) Subjects who voluntarily join the test cohort and sign the informed consent
Exclusion
- 1\) Severe periodontitis or uncontrolled periodontitis
- 2\) History of head and neck radiotherapy
- 3\) History of bisphosphonate administration and injection
- 4\) Uncontrolled severe systemic diseases
- 5\) Patients with heavy smoking
- 6\) Onlay bone graft is needed for bone resorption
- 7\) Three-wall or four-wall bone defects
Key Trial Info
Start Date :
May 20 2022
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
December 31 2025
Estimated Enrollment :
50 Patients enrolled
Trial Details
Trial ID
NCT06020040
Start Date
May 20 2022
End Date
December 31 2025
Last Update
May 30 2025
Active Locations (1)
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1
The Stomatologic Hospital, School of Medicine, Zhejiang University
Hangzhou, Zhejiang, China, 310003