# Marginal Integrity and Clinical Evaluation of Polyetheretherketone (PEEK) Versus Lithium Disilicate (E-max) Endocrowns.

> **NCT04023357** · NA · UNKNOWN · sponsor: **Cairo University** · enrollment: 22 (estimated)

## Conditions studied

- Endodontically Treated Teeth

## Interventions

- **OTHER:** PEEK
- **OTHER:** Emax

## Key facts

- **NCT ID:** NCT04023357
- **Lead sponsor:** Cairo University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2019-11
- **Primary completion:** 2019-12
- **Final completion:** 2020-12
- **Target enrollment:** 22 (ESTIMATED)
- **Last updated:** 2019-08-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04023357

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04023357, "Marginal Integrity and Clinical Evaluation of Polyetheretherketone (PEEK) Versus Lithium Disilicate (E-max) Endocrowns.". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT04023357. Licensed CC0.

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