Fixed retainer failure rate and investigating its relationship with de-bonding rate of brackets

Not Applicable

• Conditions: Z46.4; Condition 1: Determining the bonding failure rate in two types of GC Flowable composite and GC Gradia composite. Condition 2: Comparing the failure rate of bonding brackets with the failure rate of fixed retainer bonding in the same patients. Condition 3: Determining clinical working time with two types of composite.; Encounter for fitting and adjustment of orthodontic device

• Registration Number: IRCT20230430058031N1
• Lead Sponsor: Tabriz University of Medical Sciences

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Results First Posted: 1900-01-01
• Last Update Posted: 13 November 2023

Recruitment & Eligibility

• Status: Pending
• Sex: All
• Target Recruitment: 56

Inclusion Criteria

The Mandible needs a canine to canine fixed retainer and patients just finished their orthodontic treatment.
The age range of patients is between 15 and 25 years.

Exclusion Criteria

Patients with gastrointestinal reflux
Patients whose mandibular anterior teeth underwent RCT and the lingual surface of the tooth was restored
Patients with too little saliva and xerostomia

Study & Design

• Study Type: interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
The rate and location of failure of the fixed retainer. Timepoint: One-month,three-month,six-month follow-ups. Method of measurement: Observational.;Bonding failure rate of brackets. Timepoint: During the entire period of orthodontic treatment. Method of measurement: Observational.;Determining clinical working time with two types of composite. Timepoint: While working with composites. Method of measurement: stopwatch (observational).