Clinical trials: Cross Bite
Cross Bite
Tow Maxillary Hybrid Expanders Screw Supported Versus Lateral Angulated One; a Prospective Randomized Clinical Study
in this study i will use to different designs of t maxillary hybrid expanders that consists of HYREX supported with tow miniscrews to treat the collapsed maxilla in Yonge adolescents
- Trial name
- NCT05193513
- Testing
- hybrid expanders
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar 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
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
Posterior Cross Bite
Evaluation of Modified Hyrax Versus Quad Helix in Treatment of Posterior Cross Bite
This study will be performed to evaluate the treatment of posterior cross-bite with modified hyrax \& Quad helix appliances and to compare which one will provide better results in relation to chewing difficulty in children with…
- Trial name
- NCT06300775
- Testing
- modified hyrax, quad helix
- Where
- Egypt
- Volunteers
- 10 people
- Sponsor
- Cairo 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
Constriction
Pain, Discomfort, and Functional Impairments During Maxillary Expansion
Maxillary expansion is associated with varying degrees of pain and functional impairments. The current study aims to compare rapid maxillary expansion using a McNamara-type (bonded) appliance and slow maxillary expansion using a…
- Trial name
- NCT05248087
- Testing
- The bonded McNamara-type appliance, The removable palatal expansion appliance
- Where
- Syria
- Volunteers
- 52 people
- Sponsor
- Damascus University
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
Mechanical Ventilation, Pneumonia
Removal of Endotracheal Tube Secretions Comprehensively Until Extubation
The purpose of this study is to measure secretion accumulation within endotracheal tubes of mechanically ventilated patients and test the efficacy, safety and clinical impact of removing the secretions using novel airway…
- Trial name
- RESCUE (NCT00663637)
- Testing
- CAM (Complete Airway Management) Catheters
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- O. M. Neotech, Inc.
Maxillary Anomaly, Asymmetric Maxillary Arch (Disorder)
Effects of Asymmetric Rapid Maxillary Expansion on Dentoskeletal Structures in Mixed Dentition
The aim of this clinical trial was to determine the efficacy of a locked modified bonded acrylic rapid maxillary expansion appliance, also known as an asymmetric rapid maxillary expansion appliance (ARME), in patients with a true…
- Conditions
- Maxillary Anomaly, Asymmetric Maxillary Arch (Disorder), Cross Bite
- Trial name
- ARME (NCT06486324)
- Testing
- A locked modified acrylic bonded rapid maxillary expansion appliance (ARME)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Celal Irgin
Malocclusion, Muscle Activity
Evaluation of Muscle Activity in Unilateral Posterior Crossbite
Posterior crossbite (PCB) is defined as the presence of one or more teeth of the posterior group (canine to third molar) in an inverted buccolingual relationship, where the vestibular cusp of the upper tooth is in contact with…
- Conditions
- Malocclusion, Muscle Activity, Maxillary Expansion
- Trial name
- NCT04962685
- Testing
- Rapid Maxillary Expansion
- Where
- Spain
- Volunteers
- 100 people
- Sponsor
- Universitat Internacional de Catalunya
Malocclusion, Crossbite (Posterior)
Dentoskeletal Effects of the Expander With Differential Opening and the Fan-type Expander
This study will assess the dentoskeletal effects of two types of maxillary expanders in orthodontic patients in the mixed dentition, from 7 to 11 years old.
- Trial name
- NCT03705871
- Testing
- Differential Expansion, Fan-Fype Expander
- Where
- Brazil
- Volunteers
- 48 people
- Sponsor
- University of Sao Paulo
Occlusion, Prosthesis Durability
Abutment Analysis of Metallic Denture Frameworks in Mandibular Kenedy Class III Cases
This study is aimed to compare CAD/CAM (digitally fabricated) metallic partial denture frameworks to conventionally fabricated metallic partial denture frameworks in mandibular Kennedy class-III arches in terms of abutment health…
- Trial name
- NCT07215208
- Testing
- CAD/CAM metallic partial denture frameworks, Conventional metallic partial denture frameworks
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Cairo University
Intracranial Embolism and Thrombosis, Postoperative Complications
TCD Detection of Gas and Solid Micro-Emboli in Patients Undergoing Coronary Artery Bypass Grafting (CABG): The Influence of Proximal Anastomosis Technique
The purpose of this study is to test the hypothesis that using three different techniques to anastomose coronary grafts to the aorta: partial occlusion, single cross clamp, or using the Heartstring anastomotic device, will change…
- Trial name
- NCT00294814
- Testing
- Proximal anastomosis using Heartstring anastomotic device
- Where
- Israel
- Volunteers
- 100 people
- Sponsor
- Rambam Health Care Campus
Maxillary Transverse Deficiency, Rapid Maxillary Expansion
Evaluation of Occlusal Force Following Rapid Maxillary Expansion Assisted by Piezocision in Different Age Groups
The aim of this prospective clinical study is to evaluate and compare the changes in occlusal force distribution using a quantitative digital occlusal analysis system following piezocision-assisted rapid maxillary expansion (RME)…
- Conditions
- Maxillary Transverse Deficiency, Rapid Maxillary Expansion, Posterior Crossbite
- Trial name
- NCT07810465
- Testing
- Piezocision-Assisted Rapid Maxillary Expansion, T-Scan Quantitative Digital Occlusal Force Analysis
- Where
- Egypt
- Volunteers
- 16 people
- Sponsor
- Al-Azhar University
Cross-bite, Malocclusion in Children
3D Analysis of Palatal Morphology of Growing Patients Treated With Rapid Palatal Expander.
The aim of the present study is to assess the changes of palatal morphology among growing patients with different vertical facial growth patterns treated with rapid palatal expander.
- Trial name
- 3D_MoPal (NCT06522607)
- Testing
- rapid palatal expander
- Where
- Italy
- Volunteers
- 36 people
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
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
Thin Gingiva, Transverse Maxillary Deficiency
Evaluation of Geistlich Fibro-Gide ® and Autogenous Connective Tissue Graft Prior to Orthodontic Maxillary Expansion.
Teenage children and adults often undergo orthodontic treatment each year to improve their dental esthetics and chewing function. One common problem they present with is having a small maxilla compared to the mandible.
- Conditions
- Thin Gingiva, Transverse Maxillary Deficiency, Cross Bite
- Trial name
- NCT05295771
- Testing
- Gingival Phenotype Modification
- Where
- Canada
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Alberta
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
Anterior Open Bite
Prevalence of Anterior Open Bite in a Group of Egyptian Children Aged Eight Years and Above
This study aims to determine the prevalence of anterior open bite and its etiological factors in a group of Egyptian children aged 8 years and above.
- Trial name
- NCT03494439
- Where
- Egypt
- Volunteers
- 113 people, healthy volunteers welcome
- Sponsor
- Cairo University
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