Clinical trials: Cross Bite
Malocclusion, Posterior Crossbite
Comparison of Two Tooth-borne Expanders in Rapid Maxillary Expansion
This study will assess the dentoalveolar effects and impact on quality of life of two types of maxillary expanders in orthodontic patients with permanent dentition, from 12 to 16 years old.
- Trial name
- NCT03846518
- Testing
- Hyrax, mini Hyrax
- Where
- Brazil
- Volunteers
- 34 people
- Sponsor
- Pontifícia Universidade Católica de Minas Gerais
Mandibular Asymmetry, Functional Shift of the Mandible
Quad Helix and Correction of Mandibular Asymmetry
To compare the effectiveness of the Quad Helix, an orthopaedic conventional appliance, in the correction of skeletal mandibular asymmetry, on frontal x-ray, in subjects treated before or after 7 years.
- Trial name
- NCT04429113
- Testing
- Maxillary expansion with conventional Quad Helix bonded on molars.
- Where
- France
- Volunteers
- 67 people
- Sponsor
- University Hospital, Montpellier
Allergy
Study With Rupatadine in Mosquito-Bite Allergic Adult Subjects
The study will find out how effective rupatadine is in the treatment of mosquito bite symptoms in adult patients allergic to mosquito bites.
- Trial name
- NCT00258141
- Testing
- Rupatadine
- Where
- 2 sites in Finland
- Volunteers
- 30 people
- Sponsor
- J. Uriach and Company
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
Posterior Crossbite
Effectiveness of Rapid and Slow Maxillary Expansion in Treating Posterior Crossbite
This study will evaluate the efficacy of rapid maxillary expansion (RME) and slow maxillary expansion (SME) in treating posterior crossbite using cone beam computed tomography.
- Trial name
- NCT03667508
- Testing
- Rapid Maxillary Expanding Device, Slow Maxillary Expanding Device
- Where
- Syria
- Volunteers
- 34 people
- Sponsor
- Damascus 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
Chronic Total Occlusion of Artery of the Extremities
ReFlow Medical Wingman Catheter Wing-IT Clinical Trial
To evaluate the safety and effectiveness of the ReFlow Medical Wingman Catheter used to cross de novo or restenotic infrainguinal CTOs that cannot be crossed with a standard guidewire.
- Trial name
- Wing-It (NCT03403426)
- Testing
- Wingman Crossing Catheter
- Where
- United States
- Volunteers
- 85 people
- Sponsor
- ReFlow Medical, Inc.
Habits, Bruxism
Prevalence Of Deleterious Oral Habits Among a Group of School Children in Cairo, Egypt: Cross-Sectional Study
This study aims to detect the prevalence of practicing oral habits among a group of school children in Cairo, Egypt.
- Conditions
- Habits, Bruxism, Sucking Behavior, Nail Biting
- Trial name
- ACU333 (NCT05769166)
- Testing
- thired domain of nordic orofcial test-screen
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- Ahram Canadian University
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
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
Maxillary Constriction
Pain, Discomfort, and Functional Impairments During Rapid and Slow Maxillary Expansion
This study will assess and compare the levels of pain, discomfort, and functional impairments between rapid and slow maxillary expansion in treating skeletal maxillary constriction in the early adolescence period (i.e.
- Trial name
- NCT04734054
- Testing
- Modified Hyrax Palatal Expander, Removable Palatal Expander
- Where
- Syria
- Volunteers
- 32 people
- Sponsor
- Damascus University
Palatal Expansion Technique, Posterior Crossbite
Miniscrew-assisted Rapid Palatal Expansion With and Without Corticopuncture
Rapid palatal expansion aims at skeletally correcting the transverse maxillary deficiency by applying forces to separate the mid-palatal suture.
- Conditions
- Palatal Expansion Technique, Posterior Crossbite, Maxillary Hypoplasia, Malocclusion
- Trial name
- NCT05543460
- Testing
- MARPE with Corticopunctures, MARPE
- Where
- Egypt
- Volunteers
- 24 people
- Sponsor
- Alexandria University
Anterior Crossbite, Class III Malocclusion in Growing Patients
Comparison Between Protraction Facemask and Upper Braces for Underbite Correction in Growing Children
The goal of this clinical trial is to compare the effectiveness of a protraction facemask and upper partial fixed appliance in correcting anterior crossbite in growing children with class III malocclusion.
- Trial name
- NCT06759896
- Testing
- Protraction facemask, Upper partial fixed appliance
- Where
- Malaysia
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Malaya
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
Edentulism, Edentulism Complete
Masticatory Efficiency, Bite Force, and Patient-Reported Outcomes in Patients Rehabilitated With Complete and Partial Dentures Supported by Teeth, Mini-Implants, or Conventional Implants
This study aims to evaluate masticatory efficiency, bite force, and patient-reported outcomes in edentulous and partially edentulous patients rehabilitated with different removable prosthodontic treatment modalities.
- Conditions
- Edentulism, Edentulism Complete, Partial Edentulism, Complete Dentures
- Trial name
- IMPROSTREHAB (NCT07639112)
- Where
- 2 sites in Croatia
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- University of Zagreb
Brugada Syndrome
The Conus Brugada Syndrome Study
An observational, analytical, cross sectional study investigating the effects of Conus branch and Right Ventricular (RV) Branch occlusion on surface ECG and intra-cardiac electrograms in patients undergoing percutaneous coronary…
- Trial name
- Conus-BRS (NCT06653504)
- Where
- United Kingdom
- Volunteers
- 3 people
- Sponsor
- Barts & The London NHS Trust
Posterior Crossbite
Effects of Skeletally Anchored Maxillary Expander Via Two Approaches of Microosteoperforations
study will be directed to evaluate two approaches of microosteoperforations during skeletally anchored maxillary expansion
- Trial name
- NCT05433038
- Testing
- skeletally anchored maxillary expander
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Al-Azhar University
Respiratory Failure
Inspiratory Effort at Different Expiratory Cycling and Airway Resistance During Pressure Support Ventilation (CYCLOPES)
The goal of this prospective interventional crossover randomized physiological study is to investigate the reliability of Pressure Muscle Index (PMI) - as an estimation of inspiratory effort - at different levels of expiratory…
- Trial name
- CYCLOPES (NCT05952726)
- Testing
- Expiratory cycling change at different levels of pressure support ventilation
- Where
- Italy
- Volunteers
- 24 people
- Sponsor
- Fondazione IRCCS San Gerardo dei Tintori
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
Posterior Crossbite
Tooth-Borne Versus Tooth-Bone-Borne Rapid Maxillary Expanders: A Stereophotogrammetric Evaluation of Soft Tissues
The force exerted by the rapid maxillary expansion (RME) appliances provides expansion of the transverse dimension by splitting of the midpalatal suture.
- Trial name
- NCT04828213
- Testing
- Rapid Maxillary Expansion Treatment with Tooth-borne RME appliance (Hyrax), Rapid Maxillary Expansion Treatment with Hybrid hyrax RME appliance
- Volunteers
- 32 people
- Sponsor
- Gökçenur Gökçe