Actively Recruiting
Reconstruction of Deficient Maxillary Ridges Using Retromolar Blocks With and Without Collagen Membrane
Led by Cairo University · Updated on 2025-07-16
30
Participants Needed
1
Research Sites
37 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
Is the use of collagen membrane on top of particulate bone mixture covered by onlay bone block in Maxilla better than the use of mixture of particulate bone covered by onlay bone block without the use of collagen membrane, in terms of bone quantity?
CONDITIONS
Official Title
Reconstruction of Deficient Maxillary Ridges Using Retromolar Blocks With and Without Collagen Membrane
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Patients with maxillary residual alveolar bone height not less than 8 mm
- Alveolar bone width less than or equal to 5 mm
- Both genders
- At least missing single tooth
- Previous failed implants
- Previous failed grafting
You will not qualify if you...
- Heavy smokers who smoke more than 20 cigarettes per day
- Patients with alcohol abuse
- Patients with narcotic abuse
- Patients with bone diseases affecting normal healing, such as hyperparathyroidism
- Patients who have had radiotherapy or chemotherapy in the head and neck area
- Patients with neoplasms in the sites to be grafted
- Patients with uncontrolled metabolic diseases, including diabetes with Hb A1c over 7 mg/dl
- Pregnant females
- Patients with parafunctional habits, apprehensive or non-cooperative behavior
- Bone pathology related to the graft site
- Patients with psychological problems, stress, emotional instability, or unrealistic expectations
- Intraoral soft and hard tissue pathology
- Systemic conditions contraindicating implant placement
- Patients under the age of 18 years
AI-Screening
AI-Powered Screening
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Trial Site Locations
Total: 1 location
1
Faculty of Dentistry Cairo University
Cairo, Egypt, 11553
Actively Recruiting
Research Team
M
Mohannad A. Ismail, MSc.
CONTACT
N
Niveen A. Askar, PhD
CONTACT
How is the study designed?
Study Type
INTERVENTIONAL
Masking
SINGLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
2
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