Comparison of Marginal Fit and Internal Adaptation in All-Metal Crowns: an in Vitro Experimental Trial

Altamash Institute of Dental Medicine

Status: Enrolling

Conditions: Evaluation of Marginal and Internal Fit of Metal Crowns

Treatments: Other: microleakage

Study type: Observational

Funder types: Other

Identifiers

NCT06067945

Tshabbir92 Altamash

Details and patient eligibility

About

The goal of this in vitro study is to compare the marginal fit and internal adaptation of all-metal crowns in polished crown preparations and non-polished crown preparations The main question it aims to answer is: are the non polished tooth preparations comparable to polished preparations? We will compare polish and non polish groups and see their effects on marginal fit and internal adaptation of all metal crown

Enrollment: 28 estimated patients

Sex: All

Volunteers: Accepts Healthy Volunteers

Inclusion criteria

1. Phantom teeth
2. Maxillary molars
3. Metal crowns with conventional lost-wax technique for crown fabrication

Exclusion criteria

1. Over prepared or underprepared crowns
2. Defective metal crowns
3. Ruptured silicone films upon removal
4. Defective die stone casts

Trial design

28 participants in 1 patient group

NP is given to the non polished group which is group 2

Description:

Out of two groups, group 2 is a test group to which rough preparations are assigned

Treatment:

Other: microleakage