Clinical trials: Prognathism
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 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
Class II Malocclusion, Class III Malocclusion
Study of the Relationship Between Blood Groups,RH and Skeletal Malocclusion : a Cross Sectional Study
the study is searching if there is a relationship between the blood groups and RH and the skeletal malocclusion using the skeletal class I as a control group
- Trial name
- NCT03085082
- Testing
- blood type test
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Cairo University
Class III Malocclusion
Mandibular First Molar Distalization
A clinical study to test the capability of the mini-screws inserted in the Mandibular buccal shelf area as an anchorage unit to distalize mandibular first molar for correction of mild to moderate Class III cases.
- Trial name
- NCT04229797
- Testing
- Mandibular distalization using extra-radicular miniscrews
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Injury of Trigeminal Nerve, Surgery
Sensory Retraining Facilitates Sensory Recovery After Mandibular Nerve Injury
The purpose of this study is to determine whether sensory retraining exercise could improve lip numbness caused by bilateral sagittal split of mandible.
- Conditions
- Injury of Trigeminal Nerve, Surgery, Mandibular Prognathism
- Trial name
- NCT01586598
- Testing
- sensory retraining protocol
- Where
- Taiwan
- Volunteers
- 80 people
- Sponsor
- Chang Gung Memorial Hospital
Class III Malocclusion, Cross Bite
Evaluation of Pain, Discomfort and Acceptance During the Orthodontic Treatment of Class III Malocclusion
The aim of this study is to evaluate the levels of pain, discomfort and acceptance between two treatment modalities of Class III correction of growing patients in the late mixed dentition period.
- Conditions
- Class III Malocclusion, Cross Bite, Orthodontic Appliance Complication
- Trial name
- NCT03976635
- Testing
- Removable Mandibular Retractor, Bone-anchored intermaxillary traction
- Where
- Syria
- Volunteers
- 38 people
- Sponsor
- Damascus University
Effect of PowerScope Appliance in Treatment of Patients With Class 3 Malocclusion
Effect of Skeletally Anchored Reversed PowerScope Appliance in Orthodontic Treatment of Patients With Class III Malocclusion
the PowerScope appliance is found to be efficient for the treatment of class II malocclusion. Accordingly, it appears valuable to investigate the efficiency of skeletally anchored powerScope in the treatment of class III…
- Trial name
- NCT05475548
- Testing
- powerscope
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Maxillary Hypoplasia, Malocclusion, Angle Class III
Effect of Bone-anchored Protraction on Maxillary Growth in the Young Child
Class III malocclusions may originate in a retrognathic maxilla, a prognathic mandible or both. Young patients with class III malocclusion and maxillary hypoplasia are conventionally treated with a protraction facemask in order…
- Trial name
- NCT02711111
- Testing
- Face mask, orthodontic bone anchor
- Where
- Belgium
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Ziekenhuis Oost-Limburg
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
Malocclusion, Angle Class II, Malocclusion, Angle Class III
Comparing 3D-Printed and Milled Titanium Plates in Jaw Surgery (Le Fort I): Accuracy and Operative Time
The purpose of this study is to find out if 3D printed patient-specific titanium plates improve surgical accuracy and decrease operative time compared to milled patient-specific titanium plates in patients having Le Fort I…
- Conditions
- Malocclusion, Angle Class II, Malocclusion, Angle Class III, Dentofacial Deformities, Osteotomy, Le Fort I
- Trial name
- TiPlateRCT (NCT07841067)
- Testing
- 3D-Printed Patient-Specific Titanium Plates, Milled Patient-Specific Titanium Plates
- Where
- Egypt
- Volunteers
- 12 people
- Sponsor
- Future University in Egypt
Heart Failure With Preserved Ejection Fraction, Prognathism
Effect of Bilirubin on Prognosis in Heart Failure With Preserved Ejection Fraction
Factors influencing the prognosis of patients with heart failure with preserved ejection fraction (HFpEF) have been extensively studied.
- Trial name
- NCT06379152
- Where
- China
- Volunteers
- 400 people
- Sponsor
- Chongqing Medical University
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
Class III Malocclusion
Assessment of Maxillary Stability in Bimaxillary Orthognathic Patients Using the Inverted Sequence Approach
The investigator will assess the inverted sequence approach in the treatment of class III patient undergoing bimaxillary orthognathic surgery
- Trial name
- NCT03353116
- Testing
- the mandible first, the maxilla first
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Cairo University
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
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
Prognathism, Retrognathism
Natural History of Craniofacial Anomalies and Developmental Growth Variants
Background: Some head and facial abnormalities are rare and present at birth. Others are more common, and may not show up until puberty. These conditions have different causes and characteristics.
- Conditions
- Prognathism, Retrognathism, Dentofacial Deformities
- Trial name
- NCT02639312
- Where
- United States
- Volunteers
- 2,400 people, healthy volunteers welcome
- Sponsor
- National Institute of Dental and Craniofacial Research (NIDCR)
Class III Malocclusion, Hyoid Bone
The Effect of Orthopedic Face Mask Use on Head Posture and Pharyngeal Airway
The aim of this study was to evaluate the changes in head posture, position of the hyoid bone, pharyngeal airway and cervical posture after the use of Petit type face mask in patients with skeletal class III malocclusion (ANB…
- Trial name
- NCT05114642
- Testing
- Skeletal Class III Malocclusion Treatment with Face Mask Group
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Taner OZTURK, DDS, MS
Malocclusion, Angle Class III
Treatment of Class III Malocclusion Using Modified Fixed Mandibular Retractor Appliance
This experimental study aims to evaluate the efficiency of the Modified Fixed Mandibular Retractor Appliance in the treatment of skeletal class III malocclusion.
- Trial name
- NCT03354442
- Testing
- Modified Fixed Mandibular Retractor Appliance
- Where
- Syria
- Volunteers
- 44 people
- Sponsor
- Damascus University
Skeletal Class III Malocclusion
Evaluation of Treatment Outcomes With Palatal Plate Versus Conventional Tooth Borne Anchorage in Class III Patients
evaluation of treatment outcomes with palatal plate versus conventional tooth borne anchorage in class III patients
- Trial name
- NCT07360509
- Testing
- treatment of skeletal class III by maxillary advancement using transpalatal arch and face mask, treatment of skeletal class III by maxillary advancement using palatal plate and face mask
- Where
- Egypt
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Faculty of Dental Medicine for Girls
Malocclusion, Angle Class I, Malocclusion, Angle Class II
3D Printed Occlusal Splints for Intraoperative Use
A 3D printed intraoperative occlusal splint is a custom-made biocompatible resin guide that allows surgeons properly align a patient's upper and lower dentition during surgery.
- Conditions
- Malocclusion, Angle Class I, Malocclusion, Angle Class II, Malocclusion, Angle Class III
- Trial name
- NCT07079111
- Testing
- Formlabs 3D printed occlusal splint, Industry made occlusal splint
- Volunteers
- 70 people
- Sponsor
- Johns Hopkins University