Clinical Evaluation of Conventional and 3D-printed Implant-supported Overdentures Retained With New Attachment Systems

Enrolling by invitation · Not applicable

Conditions studied: Implant Supported Overdenture, Wear, Occlusal

In brief

Randomized Crossover Clinical Trial Comparing Two Denture Designs (A and B) Retained by Two Locator Systems (ST and EMI) in Implant Overdenture Patients

Key facts

Study ID

NCT07580534

Run by

Al-Azhar University

People needed

20

Starts

2024-06-01

Expected to finish

2026-08-01

Last updated by the study team

2026-05-12

Who can join

Age: any, up to 70. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Completely edentulous patients
• Non-smokers
• Patients free from intra-oral diseases that may affect implant-overdenture prognosis
• Patients free from systemic conditions that may influence bone resorption or implant success
• Able and willing to comply with study visits and follow-up schedule

You may not qualify if…

• Smokers or tobacco users
• Presence of active oral lesions, infections, or mucosal pathology
• Systemic diseases affecting bone metabolism (e.g., uncontrolled diabetes, osteoporosis requiring bisphosphonates)
• History of head and neck radiation
• Severe parafunctional habits (e.g., bruxism)
• Inability to attend follow-up appointments or provide informed consent

Where it is running

• Faculty of Dental Medicine, Al-Azhar University, (Assiut Branch) — Asyut, Egypt

Full record on ClinicalTrials.gov

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