# Comparing Cobalt-Chromium Versus PEEK Secondary Telescopic Crowns on Implant Retained Mandibular Overdenture.

> **NCT06637930** · NA · COMPLETED · sponsor: **Amr El Sayed Khalifa** · enrollment: 12 (actual)

## Conditions studied

- Edentulism

## Interventions

- **OTHER:** Edentulous Alveolar Ridge In Mandible

## Key facts

- **NCT ID:** NCT06637930
- **Lead sponsor:** Amr El Sayed Khalifa
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2022-03-15
- **Primary completion:** 2023-11-30
- **Final completion:** 2024-01-10
- **Target enrollment:** 12 (ACTUAL)
- **Last updated:** 2024-10-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06637930

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06637930, "Comparing Cobalt-Chromium Versus PEEK Secondary Telescopic Crowns on Implant Retained Mandibular Overdenture.". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT06637930. Licensed CC0.

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