Clinical Evaluation of Polymethyl Methacrylate CAD/CAM Crowns Versus Prefabricated Zirconia Crowns in Primary Molars

Not Applicable

Active, not recruiting

• Conditions: Caries of Infancy

• Registration Number: NCT06113770
• Lead Sponsor: Adel Sherif Mostafa Rehab

Brief Summary

, in this studythe investigator will compare between ready-made zirconia crowns and Computer-aided design and Computer-aided manufacturing (CAD/CAM) polymethyl methacrylate (PMMA) crowns to overcome the disadvantages of ready-made zirconia crowns.

Detailed Description

Not available

Study Timeline

• Study Start: 2023-05-01
• Study First Submitted: 2023-10-23
• Study First Submitted QC: 2023-10-28
• Status Verified: 2023-11
• Primary Completion: 2023-11
• Last Update Submitted: 2023-11-01
• Study First Posted: 2023-11-02
• Last Update Posted: 2023-11-03
• Study Completion: 2023-12

Recruitment & Eligibility

• Status: ACTIVE_NOT_RECRUITING
• Sex: All
• Target Recruitment: 17

Inclusion Criteria

1. Primary molars indicated for crown restoration (pulp treated molars indicated for crown
2. Co-operative child (Frankel scale +ve and ++ve)
3. The age ranged from 4 to 8 years regardless of sex or socioeconomic background.

B-

Exclusion Criteria

1. Badly decayed non-restorable tooth indicated for extraction.
2. Patients with parafunctional habits like bruxism.
3. Systemic diseases with oral manifestation or blood diseases.

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Primary Outcome Measures

Name	Time	Method
Gingival condition	in 6 months	Löe \& Silness gingival index

Secondary Outcome Measures

Name	Time	Method
gingival bleeding	6 months	Papilla Bleeding Index

Trial Locations

Locations (1)

AlAzharU; 🇪🇬 Cairo, Egypt