# Clinical Performance Of Lithium Disilicate Crowns Restoring Endodontically Treated Teeth With Two Occlusal Preparation Schemes

> **NCT04054674** · NA · COMPLETED · sponsor: **Cairo University** · enrollment: 40 (actual)

## Conditions studied

- Fracture of Lithium Disilicate (e.Max) Crowns

## Interventions

- **PROCEDURE:** Abutments with flat occlusal scheme preparation restored by lithium disilicate crowns

## Key facts

- **NCT ID:** NCT04054674
- **Lead sponsor:** Cairo University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-10-10
- **Primary completion:** 2021-07-10
- **Final completion:** 2021-10-10
- **Target enrollment:** 40 (ACTUAL)
- **Last updated:** 2022-04-15


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04054674

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04054674, "Clinical Performance Of Lithium Disilicate Crowns Restoring Endodontically Treated Teeth With Two Occlusal Preparation Schemes". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT04054674. Licensed CC0.

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