Clinical trials: Orthodontic Retention
Orthodontic Retention
3D-Printed Vs Thermoformed Retainers: Comparison of Post-Treatment Stability, Changes in Mechanical Properties and Patients' OHRQoL
Following completion of orthodontic treatment, prolonged retention with either part-time or full-time wear of retainers is crucial in preventing relapse.
- Trial name
- NCT05968625
- Testing
- Thermoformed retainers, 3D-printed retainers
- Where
- Malaysia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Malaya
Orthodontic Retainers, Tooth Mobility
Comparison Physiological Tooth Mobility and Retention Success in Patients Using Different Retainers
The purpose of this prospective clinical study is to comparatively evaluate the long-term stability of teeth, physiological tooth mobility, and effects on periodontal tissues of three different fixed lingual retainer materials…
- Trial name
- NCT07801768
- Testing
- Mobility measurement with Periotest device, Digital intraoral impression
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Marmara University
Treatment of Retentive Teeth
Treatment of Retentive Teeth
The relevance of the research topic is beyond doubt, since this work is devoted to improving the effectiveness of treatment of patients with permanent teeth that have not erupted in a timely manner.
- Trial name
- NCT05727670
- Testing
- exposure of the tooth crown
- Where
- Russia
- Volunteers
- 30 people
- Sponsor
- Samara State Medical University
Retention
Effect of Piezoelectric Alveolar Decortication on Post-Orthodontic Lower Incisors Stability: A Randomized Clinical Trial
To assess the effect of piezocision on post-orthodontic lower anterior teeth stability as compared to fiberotomy and conventional Hawley retainers.
- Trial name
- NCT05014308
- Testing
- Piezoelectric Alveolar Decortication, fibrotomy
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- King Abdulaziz University
Orthodontic Appliance Complication
The Effect of Different Remineralizing Agents on White Spot Lesions and Dental Plaque During Orthodontic Retention
Dental caries is a decay process that breaks down the tooth. The earliest clinical signs of active dental caries is seen as 'white spot lesions' (WSLs).
- Trial name
- NCT04788550
- Testing
- Fluoridated toothpaste, fluoride varnish (5% sodium fluoride), CPP-ACP plus crème group
- Where
- Malaysia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Malaya
Orthodontic Relapse, Retention in Orthodontic
Effectiveness, Patient Acceptance, and Cost Estimation of 3D-printed Retainer Compared to Hawley Retainer in Expansion Case: a Randomized Controlled Trial
Expansion of the arches is generally considered highly unstable and prone to relapse regardless of the type of expansion. Retention appliances play a vital role in preserving these changes.
- Trial name
- NCT07659041
- Testing
- 3D printed retainer, Hawley retainer
- Where
- 3 sites in Malaysia
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- National University of Malaysia
Orthodontic Retention
The Effect of Full Versus Partial Coverage Thermoformed Retainers in Dual Retention With a Lower Bonded Retainer, on Periodontal, Orthodontic, and Patient-Reported Outcomes
After braces are removed, teeth may move back toward their original positions. Retainers are used to help keep teeth straight after orthodontic treatment.
- Trial name
- NCT07669129
- Testing
- Partial coverage vivera retainer, Full coverage Vivera retainer
- Where
- Malaysia
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- University of Malaya
Gamification in Health Education
Effect of Gamification on Orthodontic Knowledge Retention Among Dental Students
The goal of this clinical trial is to find out if a modern teaching method: Gaming can be used as an effective teaching tool to impart knowledge of orthodontics to final year students of dentistry as compared to another popular…
- Trial name
- NCT07479342
- Testing
- Gamification, LGIS
- Where
- Pakistan
- Volunteers
- 50 people
- Sponsor
- Foundation University Islamabad
Relapse
Comparison of Retention Characteristics of Immediate vs Delayed Retainer Delivery Using 3D Digital Model Analysis
Retention has been defined as "the holding of teeth following orthodontic treatment in the treated position for the period of time necessary for the maintenance of the result".
- Trial name
- NCT06292364
- Testing
- immediate orthodontic retainer delivery, delayed orthodontic retainer delivery
- Where
- India
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Orthodontic Retention Compliance
Compliance After Orthodontic Treatment Using Thermoplastic or Hawley Retainers
This study aims to assess adolescent's compliance after the end of orthodontic treatment using either thermoplastic or Hawley retainers in the upper arch, with the aid of TheraMon microsensor (MC Technology GmbH).
- Trial name
- OrthoComply (NCT03683862)
- Testing
- orthodontic appliance
- Where
- Greece
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- University of Athens
Orthodontic Retention Appliance, Clear Orthodontic Retainers
Comparison of Dimensional Accuracy and Color Stability Between Direct 3D-printed and Thermoformed Retainers
This study aims to compare two types of orthodontic retainers used after active treatment to maintain teeth position. The retainers are fabricated using either direct 3D-printing or thermoforming methods.
- Trial name
- NCT07053410
- Testing
- Direct 3D-Printed Retainer, Single-Layer Thermoformed Retainer, Multi-Layer Thermoformed Retainer
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Essraa hassan Hussein Mohamed
Orthodontic Retention
Comparative Evaluation of Salivary Bisphenol-A Levels in Patients With Fixed Lingual, Hawley and Vacuum-formed Retainers
The aim of this study; to measure the BPA release amount of fixed lingual retainers applied with Bis-GMA-containing composite , fixed lingual retainers applied with Bis-GMA-free composite, vacuum-formed and hawley retainers which…
- Trial name
- NCT05738889
- Testing
- Fixed lingual retainers applied with Bis-GMA containing composite, Fixed lingual retainers applied with Bis-GMA-free composite, Vacuum-formed retainers
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Aydin Adnan Menderes University
Orthodontic Relapse, Malocclusion
3D-Printed vs Conventional Fixed Retainers After Orthodontic Treatment
This randomized clinical trial aims to compare the clinical performance of two types of three-dimensionally printed fixed retainers (Cobalt-Chromium and Titanium Grade 5) with the conventional multistranded stainless steel fixed…
- Trial name
- NCT07730476
- Testing
- Conventional Multistranded Stainless Steel Fixed Retainer, 3D-Printed Cobalt-Chromium Fixed Retainer, 3D-Printed Titanium Fixed Retainer
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Minia University
Orthodontic Appliance Complication
Assessment of Bacterial Loads of Essix Retainers in Patients Under Retention Therapy
The aim of this study is to investigate the bacterial loads present on essix retainers in patients' contention therapy. Patients are randomly divided into three groups, depending on the product used for the cleansing of the…
- Trial name
- NCT04871763
- Testing
- Retainers' Cleansing with Geldis®, Retainers' Cleansing with tablets, Retainers' cleansing with water
- Where
- Italy
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Pavia
Fixed Orthodontic Retainer
Ultrasonographic Evaluation of Periodontal Effects of Fixed Retainers
This prospective clinical study aims to evaluate the effects of fixed lingual retainers placed after orthodontic treatment on periodontal soft and hard tissue parameters using ultrasonographic imaging.
- Trial name
- NCT07414264
- Where
- Turkey (Türkiye)
- Volunteers
- 53 people
- Sponsor
- Selcuk University
Orthodontic Relapse
The Use of Remote Monitoring for Orthodontic Retention Review
To assess whether using retainers and an artificial intelligence supported remote monitoring system maintains a more stable orthodontic treatment result than using retainers with in-office review appointments.
- Trial name
- NCT05006339
- Testing
- Dental Monitoring, Clinic Review
- Where
- Australia
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Sydney Local Health District
Periodontal Disease; Gingivitis; Dental Plaque; Malocclusion (Post-orthodontic Treatment)
Digital vs Conventional VFR in Post-Orthodontic Retention
This study is comparing two ways of making a retainer, the clear, removable kind worn after braces to see whether the way it's made affects gum health.
- Trial name
- NCT07760935
- Testing
- Digital Vacuum-Formed Retainer, Conventional Vacuum-Formed Retainer
- Volunteers
- 52 people
- Sponsor
- Ziauddin University
Orthodontics, Periodontal Diseases
The Effectiveness of Low-level Laser Therapy in Orthodontic Retention for Periodontal-compromised Patients
The aim of the study is to evaluate the effects of low-level laser therapy (LLLT) on patients with chronic periodontitis during a post-orthodontic period for 12 months. Following aspects will be assessed: 1.
- Trial name
- NCT03765151
- Testing
- low-level laser therapy, orthodontic retention
- Where
- Hong Kong
- Volunteers
- 35 people
- Sponsor
- The University of Hong Kong
Relapse
"Comparative Evaluation of 3 Dimensional Changes of Dentition in Post Orthodontic Patients With Immediate vs Delayed (Post 7 Days) Retainer Delivery
After orthodontic treatment, relapse is inevitable and is defined as a movement towards the initial state which is undesirable. To prevent relapse, a phase of retention is required.
- Trial name
- NCT05612932
- Testing
- immediate orthodontic retainer delivery, delayed orthodontic retainer delivery
- Where
- India
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Relapse, Orthodontic Retention
The Effectiveness of 3 Orthodontic Fixed Retention Schemes on Post-treatment Stability and Gingival Recession
There is high possibility of relapse of the lower anterior teeth after orthodontic treatment. Relapse is related with the initial orthodontic anomaly, pathology of surrounding tissues, patient's age and sex and compliance and the…
- Trial name
- OrthRe10tion (NCT05926934)
- Testing
- Experimental: Single strand β-Ti fixed retainer, Experimental: SS fixed retainer, Experimental: Twisted fixed retainer
- Where
- Greece
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Athens