Clinical trials: Malocclusions
Malocclusion, Class II Buccal Segment Relationship
Chesterfield Micro-implant Study Involving Three Types of Anchorage Methods in Orthodontics
Research problem: Anchorage reinforcement is effective with headgear provided patient compliance is optimal. Nance palatal arch have also been shown to be effective.
- Trial name
- PJSPhD (NCT00995436)
- Testing
- Extraoral anchorage, Miniscrews, Nance
- Where
- United Kingdom
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Chesterfield and North Derbyshire Royal Hospital
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
ClassII Division 1 Malocclusion, Mandibular Retrognathism
Effects of Orthopedic Mandibular Advancement in Class II Division 1 Malocclusion on Pharyngeal Airway
This study aims at evaluating the effects of mandibular advancement on pharyngeal airway space and nocturnal breathing in children with skeletal class II division1 malocclusion.
- Trial name
- NCT04255511
- Testing
- Twin Block, Fixed orthodontic appliance
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Mansoura 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
Class II Division 1 Malocclusion
Evaluation of Micro-osteoperforation on Rate of Maxillary En-masse Retraction
accelerated anterior teeth retraction with the help of microosteoperforation procedure and miniscrews.
- Trial name
- NCT03764189
- Testing
- microosteoperforation
- Where
- Egypt
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Cairo University
Malocclusion, Class I/II
Comparison of Corticotomy and Micro-Osteoperforation During Canine Retraction
Corticotomy and micro-osteoperforation (MOP) have been proven to accelerate tooth movement and shorten orthodontic treatment time, compared to conventional treatment.
- Trial name
- NCT04999150
- Testing
- Micro-Osteoperforations, Corticotomy
- Where
- Puerto Rico
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- University of Puerto Rico
Attention Deficit Disorder With Hyperactivity, Dental Caries
Oral Status and Prevalence of Dental Trauma in Children Treated With Ritalin Due to Attention-Deficit Hyperactivity Disorder (ADHD)
To evaluate the dental status of children using ritalin and suffering from ADHA in comparison to healthy children.
- Conditions
- Attention Deficit Disorder With Hyperactivity, Dental Caries, Dental Occlusion, Traumatic
- Trial name
- NCT00328224
- Where
- Israel
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Hadassah Medical Organization
OSA, Malocclusion
Changes of the Upper Airway Volume After Orthognathic Surgery
The aim of the present project is to analyze the impact from orthognathic surgery on the upper airway respiratory volume. The primary objective is comparison of differences in the in the airway changes due to maxillary movements…
- Conditions
- OSA, Malocclusion, Dentofacial Deformities
- Trial name
- NCT05060133
- Testing
- Orthognathic Surgery
- Where
- Sweden
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- Lund University Hospital
Malocclusion, Angle Class II
Bone Anchored Carriere Motion Appliance
Carriere Motion appliance (CMA) was designed to change a Class II molar relationship into a Class I relationship by distalizing the whole posterior maxillary segment by means of class II elastics and mandibular anchorage.
- Trial name
- NCT05499221
- Testing
- Carriere motion appliance
- Where
- Egypt
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Dental Malocclusion
Evaluation of Dental and Skeletal Effect of TPA and Nance as a Space Maintainers in Children: A Prospective Clinical Trial
This study will aim to evaluate the dental and skeletal effect of the Transpalatal arch and Nance holding arch as a space maintainers in children.
- Trial name
- NCT05896618
- Testing
- TPA, Nance appliance
- Where
- 2 sites in Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Tooth Position Anomalies
A Comparison of the Effectiveness of Two Types of Myofunctional Appliances
A randomized clinical trial is set out to compare the effectiveness of two types of functional appliances in the correction of a Class II malocclusion.
- Trial name
- NCT05371691
- Testing
- Myofunctional appliance
- Where
- 2 sites in Iraq
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Class II Div 1 Malocclusion
Root Resorption in Class II Div 1 Malocclusion in Upper 1st Premolar Extraction vs Distalization
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
- NCT05639725
- Testing
- maxillary Ist premolar extraction, SURGICAL
- Where
- India
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Class I Malocclusion, Other Periodontal Diseases
A Biotype Enhancing Strategy For The Patient Undergoing Accelerated Orthodontics
Numerous treatment protocols geared towards accelerating orthodontic treatment have emerged in the past few years as an appealing alternative for patients and practitioners.
- Conditions
- Class I Malocclusion, Other Periodontal Diseases, Thin Gingival Biotype
- Trial name
- NCT02866929
- Testing
- Decortication, Orthodontics, Mucograft
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- CES University
Class III Malocclusion, Maxillary Deficiency
Evaluation of Pain and Functional Impairments When Treating Class III Malocclusion Using Two Treatment Procedures
A clinical examination of each recalled candidate patient will be carried out at Adib Al Lahham Centre at the Ministry of Health Damascus to ensure that he/she meets the inclusion criteria.
- Trial name
- NCT06877780
- Testing
- RMR with SME, BAIMT with RME
- Where
- Syria
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Damascus University
Malocclusion, Maxillar Hypoplasia
Comparison of 2 Techniques of Surgically Assisted Rapid Maxillary Expansion
This study evaluates 2 Techniques of Surgically Assisted Rapid Maxillary Expansion (SARME) in the treatment of maxillary transverse deficiency.
- Conditions
- Malocclusion, Maxillar Hypoplasia, Transverse Maxillary Deficiency
- Trial name
- SARME (NCT03503448)
- Testing
- Osteotomy between the maxillary central incisors, Osteotomy between the maxillary lateral incisors and canines
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hospital Universitario Pedro Ernesto
Tooth Crowding, Tooth; Lesion, White Spot Lesions
Comparison Of Different Orthodontic Aligner Systems Applied On Single Stage And Three Stage
Applying to the Orthodontics Department of the Faculty of Dentistry of Erciyes University for orthodontic treatment, a periodontally healthy 16-26 year-old periodontally healthy, non-congenital or congenital anomaly in the…
- Trial name
- NCT04678596
- Testing
- EonAligner, Clearfix
- Where
- Turkey (Türkiye)
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Malocclusion
Observational Comparison of Tooth-borne, Bone-borne and Hybrid Distraction Following SARPE.
The investigators will perform a prospective, non-randomized observational study. The aim of this study is to evaluate stability of tooth-borne, bone-borne and hybrid expansion following SARPE by using data collected according to…
- Trial name
- SARPE (NCT04670211)
- Testing
- maxillary distractor
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- ZOL
Malocclusion, Angle Class II, Division 1
Evaluation of Mini Plates Anchorage With Forsus Fatigue Resistant Device
The purpose of this study is to determine if the Forsus Fatigue resistant Device appliance with direct skeletal mini plates anchorage is capable of achievement of skeletal mandibular effects while preventing the excessive…
- Trial name
- NCT02475785
- Testing
- FFRD and mini plates group, Conventional FFRD
- Where
- Egypt
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Sherif A. Elkordy
Class II Malocclusion
the Mini-plate Anchored Herbst Appliance Versus the Dentally Anchored Fixed Functional Appliance
the objective of the current study is to compare the dentofacial effects of the mini-plate anchored Herbst appliance Versus the dentally anchored Twin force bite corrector Appliance in Young Adult Class II Orthodontic Patients…
- Trial name
- NCT05440526
- Testing
- Herbst Group, TFBC Group
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Malocclusion
The Regulation of Osteoprotegerin by Mechanical Stimulation
To test whether levels of OPG can be changed during orthodontic treatment. Alveolar bone samples will be collected from partially impacted third molars after orthodontic uprighting for different period of time in volunteers.
- Trial name
- NCT00155311
- Testing
- orthodontic treatment
- Where
- Taiwan
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital