Clinical trials: Angle Class I
Angle Class I Malocclusion, Dental Crowding
Clinical Performance of Direct-Printed Versus Thermoformed Aligners
The goal of this study is to evaluate and compare the clinical effectiveness of in-office directly 3D-printed clear aligners versus conventional multilayered thermoformed aligners.
- Conditions
- Angle Class I Malocclusion, Dental Crowding, Tooth Spacing
- Trial name
- NCT07637227
- Testing
- Direct-Printed Aligner, Thermoformed aligner
- Where
- 3 sites in Iraq
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Dental Crowding, Malocclusion, Angle Class I
Treatment Outcome of Elastomeric and Nickel-Titanium Separators in Tooth Separation
Patients seeking fixed orthodontic treatment that requires band placement will be enrolled in this study. This trial aims to compare the efficiency of rectangular cross-section nickel-titanium separators with elastomeric…
- Trial name
- NCT07591454
- Testing
- Elastomeric separators, Nickel-Titanium separators
- Volunteers
- 30 people
- Sponsor
- 3D-Aligners
Class III Malocclusion, Facemask
Evaluation of Treatment Outcomes of Interceptive Orthodontic Intervention for Class Iii Malocclusion Using Inclined Plane Appliance Combined With Variable Bracket Placement
Study Title: Evaluation of Treatment Outcomes of Interceptive Orthodontic Intervention for Class III Malocclusion Using Inclined Plane Appliance Combined With Variable Bracket Placement Objective: To evaluate the clinical and…
- Conditions
- Class III Malocclusion, Facemask, Inclined Plane Appliance
- Trial name
- NCT07581990
- Testing
- Inclined Plane Appliance Combined With Variable Bracket Placement
- Where
- Vietnam
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Can Tho University of Medicine and Pharmacy
Malocclusion, Angle Class II, Division 1, Bimaxillary Protrusion
LLLLT vs Piezocision in Accelerating Orthodontic Canine Retraction
This comparative controlled clinical study aims to evaluate and compare the effectiveness of piezocision and low-level laser therapy (LLLT) as adjunctive interventions to accelerate orthodontic canine retraction.
- Conditions
- Malocclusion, Angle Class II, Division 1, Bimaxillary Protrusion, Class I Malocclusion
- Trial name
- NCT07466641
- Testing
- Low Level Laser Therapy, Piezocision
- Where
- Egypt
- Volunteers
- 21 people
- Sponsor
- Hesham Nabil Ali Al-Qamhawy
Class III Malocclusion, Underbite
Effects of Class III Elastics on Stability of Orthopaedic Class III Correction
The purpose of this study is to evaluate the effects of adding elastics to orthodontic retainers on the stability of class III correction and whether it reduces the need for jaw surgery.
- Trial name
- NCT04911400
- Testing
- Upper-lower clear plastic retainers + Class III elastics, Upper-lower clear plastic retainers
- Where
- 2 sites in Australia
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Sydney Local Health District
Class I Malocclusion, Crowded Teeth
The Predictability of Directly Printed Versus Thermoformed Clear Aligners
The study is randomized controlled trial ...The null hypothesis suggests that there is no significant difference between actual and predicted dental movement in patients treated using direct printed aligners produced with Graphy™…
- Conditions
- Class I Malocclusion, Crowded Teeth, Spacing of Anterior Teeth, Rotation
- Trial name
- NCT07350343
- Testing
- Direct-printed aligner (Graphy), Thermoformed aligner
- Where
- Iraq
- Volunteers
- 36 people
- Sponsor
- University of Baghdad
Class I Malocclusion, Maxillary Prognathism
Nano Coated Orthodontic Miniscrews for en Mass Retraction of the Upper Arch
study will be directed to evaluate silver-hydroxyapatite nano-coated versus uncoated orthodontic miniscrews for en masse retraction of the upper anterior segment.
- Conditions
- Class I Malocclusion, Maxillary Prognathism, Orthodontic Tooth Movement
- Trial name
- NCT07521267
- Testing
- Silver nanoparticles, uncoated titanium miniscrews
- Where
- Egypt
- Volunteers
- 14 people
- Sponsor
- Al-Azhar University
Malocclusion, Angle Class II, Division 1
Evaluating Laser and Piezocision vs. Piezocision Alone on Root Resorption and Gingival Health During Tooth Retraction
This trial aims to determine whether using a special laser (low-level laser therapy, or LLLT) in combination with a minor surgical procedure (piezocision) can safely accelerate orthodontic treatment.
- Trial name
- NCT07442825
- Testing
- Flapless Corticotomy (Piezocision), Level Laser Therapy (LLLT), Traditional treatment
- Where
- Syria
- Volunteers
- 66 people
- Sponsor
- Damascus University
Treatment, Growth Modification
Study of The Effects of Mandibular Advancement Aligners in Treating Children With Class II Division 1 Malocclusion
The goal of this clinical trial is to learn the effects of Mandibular Advancement Aligner in growth modification of children with Class II Division 1 malocclusion.
- Trial name
- NCT07420270
- Testing
- Mandibular Advancement Aligner
- Where
- Malaysia
- Volunteers
- 21 people
- Sponsor
- University of Malaya
CLASS II DIVISION 1 MALOCCLUSION
EVALUATION OF TREATMENT CHANGES IN CLASS II DIVISION 1 MALOCCLUSION DURING EN MASSE RETRACTION OF UPPER ANTERIOR TEETH USING MINI IMPLANTS PLACED AT INFRAZYGOMATIC CREST AND INTERRADICULAR SITES A RANDOMIZED CLINICAL TRIAL.
Rationale: Class II Division 1 malocclusion is characterized by upper anterior teeth protrusion resulting in upper lip protrusion and convex facial profile, which are considered esthetically unfavorable.
- Trial name
- NCT07405905
- Testing
- retraction of anterior teeth using mini implants placed at infrazygomatic crest., retraction of anterior teeth using mini implants placed at interradicular sites.
- Where
- India
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Class II Malocclusion, Class II Malocclusion, Division 1
Comparison of Early Interceptive Orthodontic Appliances (Traditional and Novel) and Later Fixed Appliance Treatment in Class II Malocclusion.
Background Approximately 15% of children have a Class II malocclusion, where the maxilla is positioned anterior to the mandible, and around 90% of these children also present with an increased overjet.
- Conditions
- Class II Malocclusion, Class II Malocclusion, Division 1, Overjet
- Trial name
- MACTWin (NCT07404696)
- Testing
- Head gear activator, Twin Block, Invisalign mandibular advancement
- Where
- 3 sites in Sweden
- Volunteers
- 144 people
- Sponsor
- Vastra Gotaland Region
Skeletal Class III Malocclusion
Comparison of Maxillary Protraction Using Tooth-borne Facemask Versus Skeletal Anchorage Chin-plate in Class III Growing Patients
This retrospective non-randomized controlled clinical trial aimed to compare the skeletal and dentoalveolar effects of two orthopedic treatment protocols for skeletal Class III malocclusion in growing patients: a conventional…
- Trial name
- NCT07383259
- Testing
- Tooth-Borne Expander with Facemask (FM), Hybrid Skeletal Anchorage Expander with Chin-Plate (SA)
- Volunteers
- 36 people
- Sponsor
- Universidad Complutense de Madrid
Dental Crowding,Interproximal Enamel Reduction, Malocclusion, Angle's Class
Accuracy and Periodontal Outcomes of Three Interproximal Enamel Reduction Techniques During Clear Aligner Therapy
This randomized controlled clinical trial will compare three commonly used interproximal enamel reduction (IPR) techniques during clear aligner therapy in adult patients.
- Conditions
- Dental Crowding,Interproximal Enamel Reduction, Malocclusion, Angle's Class, Periodontal Diseases
- Trial name
- NCT07377825
- Testing
- Manual Arm, Motor Driven Arm, Abrasive Arm
- Where
- Saudi Arabia
- Volunteers
- 75 people
- Sponsor
- Riyadh Elm University
Retrognathia, Malocclusion, Angle Class II
Maxillary Patient Specific Implants in Bimaxillary Orthognathic Surgery
Orthognathic surgery is a type of jaw surgery where a surgeon cuts the bones of the upper and lower jaw and places them better. There are two ways they can put the bones in the correct place and keep them in place after the…
- Trial name
- NCT06297109
- Testing
- Patient-specific implants, Conventional mini-plates
- Where
- Denmark
- Volunteers
- 60 people
- Sponsor
- Esbjerg Hospital - University Hospital of Southern Denmark
CLASS II DIVISION 1 MALOCCLUSION, Class II Malocclusion
The Effectiveness of the Twin Block and Carriere Motion Appliances in Post-pubertal Patients and an Evaluation of the Impact of Class II Malocclusion and Its Correction on Oral Health-related Quality of Life
The investigators of this clinical trial aim to: Compare the effectiveness and efficiency of Clark's Twin Block Appliance (CTB) vs Carriere Motion Appliance (CMA) in correcting Class II malocclusion when used in post-pubertal…
- Conditions
- CLASS II DIVISION 1 MALOCCLUSION, Class II Malocclusion, Growth, Overjet
- Trial name
- NCT07292636
- Testing
- CTB, CMA
- Where
- Ireland
- Volunteers
- 88 people
- Sponsor
- Aslam Alkadhimi
Class III Malocclusion, Skeletal Malocclusion
Comparison of Skeletal Anchorage Versus Conventional Tooth-Borne Face Mask Therapy Following the Alt-RAMEC Protocol
This study investigated two different methods of maxillary protraction in growing patients with skeletal Class III malocclusion characterized by maxillary deficiency.
- Conditions
- Class III Malocclusion, Skeletal Malocclusion, Maxillary Deficiency
- Trial name
- MiniFM (NCT07279662)
- Testing
- Skeletal Anchorage Supported Maxillary Protraction, Tooth-Borne Maxillary Protraction Appliance
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people
- Sponsor
- Murat Kaan Erdem
Malocclusion, Angle Class II, Division 1
Dento-Alveolar Changes in Maxillary Incisors After En-Masse Retraction Using Two Power-Arm Heights
This study aims to evaluate the dento-alveolar changes associated with en-masse retraction of the maxillary anterior teeth using two different power-arm lengths to produce two distinct levels of force application.
- Trial name
- DA-RET (NCT07259720)
- Testing
- TAD-supported En-masse Retraction
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Faculty of Dental Medicine for Girls
CLASS II DIVISION 1 MALOCCLUSION
Evaluating the Efficacy of the Sliding Mechanisms on Round-section Arch Wire
Patients at the Orthodontic Department of the University of Damascus Dental School will be examined, and subjects who meet the inclusion criteria will be included.
- Trial name
- NCT07243509
- Testing
- Round-cross-section archwire, Rectangular-cross-section archwire
- Where
- Syria
- Volunteers
- 38 people
- Sponsor
- Damascus University
Mandible Prognathism, Mandibular Retrognathism
Evaluation of the Accuracy of Patient Specific Implant in Fixation of Mandibular Sagittal Split Osteotomy
Study was Conducted on Patients were need BSSO Using PSI for reposition and fixation
- Trial name
- BSSO (NCT07222904)
- Testing
- PSI
- Where
- Egypt
- Volunteers
- 8 people
- Sponsor
- Faculty of Dental Medicine for Girls
Class III Skeletal Malocclusion
Comparative 3D Assessment of Class III Malocclusion Treatments
This clinical trial compares three different treatment methods used to correct jaw problems in children with Class III malocclusion (a condition where the lower jaw is positioned forward relative to the upper jaw).
- Trial name
- CLASSIII-3D (NCT07179354)
- Testing
- Rapid Maxillary Expansion with Face Mask (RME/FM), Mini Maxillary Protractor (MMP), Modified Splint with Elastics and Chin Cup (Modified SEC III)
- Where
- Turkey (Türkiye)
- Volunteers
- 55 people
- Sponsor
- TC Erciyes University