Clinical trials: Cross Bite
Posterior Crossbite
Evaluation of Rapid Maxillary Expansion Facilitated by Micro-osteoperforation in Adolescent Patients With Skeletal Maxillary Constriction
The aim of this study is to evaluate and compare the effect of rapid maxillary expansion with and without microosteoperforation in patients with skeletal maxillary constriction.Theoretically, the force generated by the activation…
- Trial name
- NCT03772379
- Testing
- tooth borne hyrax expander, microosteoperforation
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Cairo University
Maxillary Transverse Deficiency (Posterior Crossbite) in Early Adolescent Patients
Posterior Resin Bite Turbos Effect on Maxillary Expansion Using a HYRAX Expander in Early Adolescents
This randomized controlled clinical trial aims to evaluate the effect of posterior disarticulatory resin bite turbos on the rate of maxillary expansion using a HYRAX expander in early adolescent patients.
- Trial name
- HYRAX_ RME_SME (NCT07739498)
- Testing
- Intervention 1: HYRAX expander with posterior disarticulatory resin bite turbos, Intervention 2 (Control): HYRAX expander alone
- Where
- Egypt
- Volunteers
- 22 people
- Sponsor
- Mansoura University
Malocclusion, Maxillary Expansion
Treatment of Unilateral Posterior Cross Bite in Children
Rapid maxillary expansion and quad-helix are two well established appliances in dentistry used for posterior cross bite treatment.
- Conditions
- Malocclusion, Maxillary Expansion, Pain Children
- Trial name
- NCT04458506
- Testing
- Maxillary expansion
- Where
- Sweden
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Region Örebro County
Posterior Crossbite, Maxillary Expansion
Quad Helix vs RME for Posterior Cross-bite in Egyptian Children
This randomized clinical trial aims to evaluate and compare the effectiveness of the Quad Helix (QH) appliance versus Rapid Maxillary Expanders (RME) in treating posterior cross-bite in Egyptian children during the mixed…
- Conditions
- Posterior Crossbite, Maxillary Expansion, Transverse Maxillary Deficiency
- Trial name
- Expansion (NCT07500194)
- Testing
- Quad Helix(QH) Appliance, Rapid Maxillary Expanders
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Al-Azhar University
Maxillary Anomaly
Evaluation of the Hybrid Rapid Maxillary Expander Assisted With Micro-osteo Perforation (MOPs) in Adult.
This study will be directed for Evaluation of the hybrid rapid maxillary expander assisted with Micro-osteo perforation (MOPs) in adults
- Trial name
- NCT06467240
- Testing
- hybrid rapid maxillary expander assisted with Micro-osteo perforation (MOPs)
- Where
- Egypt
- Volunteers
- 14 people
- Sponsor
- Al-Azhar University
Cross Bite
Evaluation of Myobrace for Crossbite Correction in Mixed Dentition
This randomized controlled clinical trial will evaluate the effectiveness of the Myobrace appliance in correcting anterior and posterior crossbite in children aged 6 to 10 years during the mixed dentition stage.
- Trial name
- Myo vs Frankel (NCT07840053)
- Testing
- Myobrace Interceptive Class III Appliance, Frankel III Functional Regulator
- Where
- Yemen
- Volunteers
- 40 people
- Sponsor
- Sana'a University
Posterior Crossbite
Maxillary and Mandibular Arch Response to RME: a Multicentric Randomized Controlled Trial
Posterior crossbite is a common clinical condition often associated with transverse maxillary deficiency and functional mandibular shift.
- Trial name
- 6vsE (NCT02798822)
- Testing
- Rapid maxillary expansion
- Where
- 3 sites in Italy
- Volunteers
- 88 people
- Sponsor
- University of Genova
Crossbite, Maxillary Hypoplasia
Pain and Discomfort During Maxillary Expansion
The aim of the present study is to investigate and analyze the perception of pain and function impairment during the first week of activation with two different palatal expansion screw to identify an effective pain prevention…
- Trial name
- NCT03757468
- Testing
- orthodontic - maxillary expansion
- Where
- 2 sites in Italy
- Volunteers
- 100 people
- Sponsor
- University of Genova
Cross-bite
One Year Skeletal and Dental Arch Changes Following Rapid Maxillary Expansion Treatment in Children
Many author have exposed the rapid and slow expansion, the diversity of activation and containment protocols and the follow-up time, justify the need for more studies to evaluate the effects to the ERM for the long-term.
- Trial name
- ERM (NCT01765062)
- Where
- Brazil
- Volunteers
- 14 people
- Sponsor
- State University of Maringá
Anterior Crossbite
The Effectiveness of Acrylic and Clear Aligners in the Treatment of Anterior Crossbite in Children
To evaluate the treatment efficacy, treatment duration, and cephalometric changes, as well as the impact on quality of life, of clear aligners and labiolingual spring Hawley appliances in the treatment of pediatric patients with…
- Trial name
- NCT06792513
- Testing
- Clear Aligner, Labiolingual Spring Hawley Appliance
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people
- Sponsor
- Ozge Gungor
Crossbite, Openbite
Implications of Pacifier Use in Israeli Children
The purpose of this study is to examine pacifier sucking habits among children, and to assess implications of the oral habit - for example malocclusions and drooling.
- Conditions
- Crossbite, Openbite, Drooling
- Trial name
- NCT01249885
- Where
- Israel
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Hadassah Medical Organization
Aging
Childhood Early Oral Aging Syndrome: Prevalence, Etiological Factors, and Consequences on Occlusion
The Early Oral Aging Syndrome (EOAS) is a broad concept concerning changes in oral health caused by systemic diseases of different origins, which are related to the current lifestyle in the pediatric population.
- Trial name
- NCT06381414
- Testing
- Observation
- Where
- Brazil
- Volunteers
- 183 people
- Sponsor
- University of Nove de Julho
Crossbite (Anterior) (Posterior), Dental Malocclusion
Evaluation of First Molar Inclinations and Transverse Arch Width in Individuals With Posterior Crossbite
This study aims to evaluate and compare the inclination of the lower and upper permanent first molars and the transversal width of the lower and upper jaws in individuals of different age groups to evaluate whether the existing…
- Conditions
- Crossbite (Anterior) (Posterior), Dental Malocclusion, Maxillary Anomaly
- Trial name
- NCT04955860
- Testing
- Dental model analysis
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people
- Sponsor
- TC Erciyes University
Posterior Crossbite, Maxilla; Hypoplasia
Leaf Expander Versus Hyrax Expander in Mixed Dentition Patients With Posterior Crossbite.
Design: Two-arm parallel randomized clinical trial in mixed dentition (6-12 years). Arms: (1) 9 mm, 900 g leaf expander; (2) 9 mm Hyrax expander.
- Trial name
- NCT07301918
- Testing
- The Leaf expander, Hyrax expander
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Cairo University
Anterior Crossbite
Clear Aligner Versus Removable Inclined Plane in Treatment of Anterior Crossbite
the study is carried in faculty of dentistry Mansoura university to compare the efficiency and health quality life improvement between clear aligner and inclined plane in treatment of anterior crossbite
- Trial name
- NCT06015386
- Testing
- inclined plane, clear aligner
- Where
- Egypt
- Volunteers
- 24 people
- Sponsor
- Mansoura University
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
Maxillary Constriction, Unilateral Posterior Crossbite
Analysis of the Dentoskeletal Effects of the Expander With Differential Opening
This study evaluates the dentoskeletal effects of the expander with differential opening in orthodontic patients in the mixed dentition.
- Conditions
- Maxillary Constriction, Unilateral Posterior Crossbite, Bilateral Posterior Crossbite, Mandibular Dental Arch Constriction
- Trial name
- NCT02810353
- Testing
- Differential rapid maxillary expansion, Conventional rapid maxillary expansion
- Where
- Brazil
- Volunteers
- 50 people
- Sponsor
- University of Sao Paulo
Anterior Crossbite
Evaluation of the Effect of Labio-Lingual Spring Hawley and Clear Aligners on Periodontal Health and Salivary Parameters
Objective: The aim of our study was to determine the effect of two different types of removable appliances on periodontal health, dental plaque colonization, as well as saliva, pH, flow rate, and buffering capacity of the…
- Trial name
- NCT06858033
- Testing
- Clear aligner, Labiolingual spring hawley
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people
- Sponsor
- Ozge Gungor
Centric Relation Registration
Quantification of the Differences in the Diagnostic Relationships Between Centric Occlusion Versus Maximum Intercuspation in Adult Orthodontic Patients : A Cross-sectional Study
The aim of the study is to quantify the differences in the diagnostic relationships between Centric occlusion versus maximum intercuspation in adult orthodontic patients with Cetric relation recoded using both conventional method…
- Trial name
- NCT06220955
- Testing
- centric relation registration, maximum intercuspation registration
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Cairo University
Anterior Crossbite, Class III Malocclusion
Evaluation of the Treatment Effects of Tooth Borne Versus Bone-anchored Protraction Procedures in Class III Patients With Maxillary Deficiency
The aim of this prospective randomized controlled clinical study is to compare the effects of bone-anchored and tooth borne maxillary protraction on dentofacial structures in skeletal Class III patients.
- Conditions
- Anterior Crossbite, Class III Malocclusion, Maxillary Deficiency
- Trial name
- NCT04863404
- Testing
- Face mask with hybrid-hyrax, Face mask with conventional bonded RME
- Where
- Turkey (Türkiye)
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Izmir Katip Celebi University