Clinical trials: Prognathism
Malocclusion, Angle Class III, Extraoral Traction Appliances
Comparison of Customized and Standard Facemasks for Early Treatment of Class III Malocclusion
The aim of the study is to compare a customized facemask for the treatment of Class III malocclusion in the prepubertal growing patient (patients between the ages of 5 and 12 years) versus a standard commercial facemask.
- Trial name
- NCT06402656
- Testing
- Customized facemask, Standard facemask
- Volunteers
- 24 people
- Sponsor
- Azienda Ospedaliero-Universitaria Careggi
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
Class III Malocclusion
Patient Specific Intraoral Inverted-L Osteotomy Modified With Inferior Alveolar Nerve Relocation in Corrective Mandibular Surgery
Bilateral sagittal split osteotomy (BSSO) is considered the main osteotomy design in corrective mandibular surgery, however abnormal anatomical configuration of the posterior mandible with rolled out inferior border and thin…
- Trial name
- NCT05397002
- Testing
- patient specific inverted L mandibular osteotomy modified with inferior alveolar nerve relocation
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Cairo University
Dentofacial Deformities
Correlation Between Dental Inclination and Bone Thickness in Patients With Class III Dentofacial Deformities
The correlation between tooth inclination and bone thickness and the comparison between thickness measurements and buccolingual inclination before and after dental decompensation will be evaluated through tridimensional images in…
- Trial name
- NCT02491619
- Testing
- orthodontic decompensation
- Where
- Brazil
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Michelle Sendyk
Skeletal Malocclusion, Class III Malocclusion
The Effect of Splint Usage in Laterognathic Cl III Orthognathic Surgery Patients
It is crucial to maintain the anatomic condylar positions during orthognathic surgery. Condylar positions are affected directly under general anesthesia because of joint and muscle relaxation.
- Conditions
- Skeletal Malocclusion, Class III Malocclusion, Laterognathia
- Trial name
- TMJ (NCT05216874)
- Testing
- Oclusal Splint
- Where
- Turkey (Türkiye)
- Volunteers
- 48 people
- Sponsor
- Bezmialem Vakif University
Malocclusion, Anxiety
Patient Education Before Orthognathic Surgery
To evaluate the effectiveness in the use of an educational material through: Assessment of knowledge about post-operative orthognathic surgery; assessing levels of anxiety with the survey of Anxiety Inventory-STATE-TRAIT…
- Conditions
- Malocclusion, Anxiety, Micrognathism, Prognathism
- Trial name
- NCT01803204
- Testing
- Booklet - Preoperative Educational
- Where
- Brazil
- Volunteers
- 48 people
- Sponsor
- University of Sao Paulo
Class II Division 1 Malocclusion, Class III Malocclusion
Efficiency of Canine Retraction Using Different Reactivation Intervals
Canine retraction after 1st premolar extracion into the extraction space is a routine treatment in orthodontics. Orthodontic patients requiring first premolar extraction, canine retraction and maximum anchorage were recruited for…
- Conditions
- Class II Division 1 Malocclusion, Class III Malocclusion, Bimaxillary Protrusion, Crowding, Tooth
- Trial name
- NCT04905004
- Testing
- Canine retraction
- Where
- Egypt
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Malocclusion, Angle Class III
Dentofacial Effects Of Two Non-Compliance Appliances In The Treatment Of Growing Skeletal Class III Patients
Early orthodontic treatment of Class III malocclusions with skeletal and dentoalveolar imbalances, represents a continuous dilemma.
- Trial name
- NCT04825951
- Testing
- CS 2000
- Where
- Egypt
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Alexandria University
Class II Malocclusion, Class III Malocclusion
Canine Retraction With Temporary Anchorage Devices
Various malocclusions require the extraction of the first premolars and retraction of the canines with the need for maximum anchorage.
- Conditions
- Class II Malocclusion, Class III Malocclusion, Crowding, Tooth, Bimaxillary Protrusion
- Trial name
- NCT04887974
- Testing
- canine retraction
- Where
- Egypt
- Volunteers
- 10 people
- Sponsor
- Future University in Egypt
Skeletal Class III Malocclusion
Figuring Out the Genetic Mutations That Lead to Lower Jaw Advancement More Than the Upper Jaw
Purpose of the Research: To reveal the genetic cause for the occurrence of Class III malocclusion, or what may be described as a reverse bite (underbite). Introduction and Detailed Procedures for the Patient (Work Plan): 1.
- Trial name
- NCT07749638
- Where
- Egypt
- Volunteers
- 93 people
- Sponsor
- Cairo University
Class III Malocclusion, Dentofacial Anomalies, Including Malocclusion
Intraoral Device vs Facial Mask for Class III Treatment
The aim of this randomized controlled trail is to compare the efficacy of an intraoral device (the Carriere® Motion 3D™ Class III Appliance) with the facial mask for the early treatemnt of Class III malocclusion.
- Trial name
- NCT04387175
- Testing
- Carriere Motion 3D Class III Appliance, Facial mask
- Volunteers
- 32 people
- Sponsor
- Azienda Ospedaliero-Universitaria Careggi
Maxillary Prognathism, Maxillary Retrusion
Custom Made Plate in Orthognathic Surgery
Orthognathic surgery has traditionally been used to correct dentofacial deformities. Conventional methods rely on 2D radiographic images, occlusal splints, and dental casts, but these approaches have limitations, such as errors…
- Trial name
- OGS (NCT06772688)
- Testing
- orthognathic surgery
- Where
- Egypt
- Volunteers
- 8 people
- Sponsor
- Faculty of Dental Medicine for Girls
Skeletal Class III Malocclusion
Comparison of Ertty Gap III and Facemask Therapy for Skeletal Class III Correction
This single-center, parallel-group randomized clinical trial compared 2 orthopedic treatment approaches in growing patients with skeletal Class III malocclusion associated predominantly with maxillary deficiency: the Ertty Gap…
- Trial name
- NCT07771660
- Testing
- Ertty Gap III Appliance, Facemask Therapy
- Where
- Turkey (Türkiye)
- Volunteers
- 42 people
- Sponsor
- Ankara University
Skeletal Class III Malocclusion, Transverse Maxillary Deficiency
Effects of Invisalign Palatal Expander vs Rapid Palatal Expander With Facemask in Growing Class III Patients
The goal of this clinical trial is to compare two types of palatal expanders used with a facemask in children who have skeletal Class III and a narrow upper jaw.
- Trial name
- NCT07485478
- Testing
- Invisalign Palatal Expander (IPE), Rapid Palatal Expander (RPE)
- Where
- Thailand
- Volunteers
- 24 people
- Sponsor
- Mahidol University
Palatal Expansion Technique, Cleft Lip and Palate
MARPE in Patients With Cleft Lip and Palate
The objective of this randomized controlled study will be to evaluate the dental and skeletal effects of maxillary protraction with a facemask, associated with MARPE and Class III elastics in patients with unilateral cleft lip…
- Conditions
- Palatal Expansion Technique, Cleft Lip and Palate, Class III Malocclusion, Skeletal Malocclusion
- Trial name
- NCT04354116
- Testing
- Rapid maxillary expansion, Maxillary Protraction
- Where
- Brazil
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Pontifícia Universidade Católica de Minas Gerais
Skeletal Class II Malocclusion, Skeletal Class III Malocclusion
Clinical and Radiographic Evaluation of Low Sagittal Medial Ramus Osteotomy for Treatment of Skeletal Class II and Class III Malocclusion
This prospective clinical trial aims to evaluate the clinical and radiographic outcomes of the low sagittal medial ramus osteotomy-a technical modification of the conventional sagittal split osteotomy (SSO)-for treating patients…
- Conditions
- Skeletal Class II Malocclusion, Skeletal Class III Malocclusion, Dentofacial Deformities
- Trial name
- NCT07746700
- Testing
- Low Sagittal Medial Ramus Osteotomy
- Volunteers
- 11 people
- Sponsor
- Al-Azhar University
Class III Malocclusion
Treating Growing Patients With Mandibular Prognathism and Maxillary Constriction
This randomized controlled trial intends to test the efficacy of two treatment protocols in the correction of Class III malocclusion with maxillary constriction.
- Trial name
- NCT06762418
- Testing
- RMR+SME, BAIMT+RME
- Where
- 2 sites in Syria
- Volunteers
- 26 people
- Sponsor
- Damascus University
Class III Malocclusion, Root Resorption
Determining the Presence of RAP in Orthognathic Patients and Its Effect on Root Resorption by Biomarkers
A prospective clinical trial to what extent inflammatory biomarkers are affected by the medication after orthognathic surgery in early surgical cases and whether these biomarkers affects the amount of maxillary or mandibular…
- Trial name
- RAP (NCT04823325)
- Testing
- Orthognathic Surgery
- Where
- Turkey (Türkiye)
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Class III Malocclusion in Growing Patients
Changes Following the Treatment of Lower Jaw Protrusion Using Two Appliances
An in vivo study evaluating the efficacy of the Tandem appliance in the treatment of maxillary deficiency in growing patients compared to the conventional facemask appliance treatment.
- Trial name
- NCT02144324
- Testing
- Tandem Appliance
- Where
- Syria
- Volunteers
- 30 people
- Sponsor
- Damascus University
Skeletal Class III Malocclusion
Skeletal and Dentoalveolar Effects of Functional Clear Aligner Therapy in Growing Patient With Skeletal Class III Malocclusion
The purpose of this study is to evaluate the skeletal, dentoalveolar \& soft tissue effects of functional clear aligner therapy in growing patient with Skeletal class III malocclusion.
- Trial name
- NCT07703007
- Testing
- Functional Clear Aligner
- Where
- Egypt
- Volunteers
- 15 people
- Sponsor
- Mansoura University