Clinical trials: Maxillary Expansion
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
Maxillary Transverse Deficiency Class I Malocclusion Vitamin D Deficiency Orthodontic Tooth Movement Adolescent Health
Effect of Serum Vitamin D on MARPE Treatment Response
A total of 30 patients are planned to be included in the study during the first half of 2025, who will apply to the clinic. In our clinical routine, approximately 30% of RME patients are treated using the MARPE method.
- Trial name
- NCT06943443
- Testing
- Miniscrew-Assisted Rapid Palatal Expansion (MARPE) Treatment
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Konya Necmettin Erbakan Üniversitesi
Maxillary Dysostosis (Disorder)
New Maxillary Expansion Technique in Adults
Previous studies confirmed that MARPE (Mini-screw Assisted Rapid Palatal Expansion) technique resulted in transverse skeletal expansion without the undesired dentoalveolar compensations or drawbacks.
- Trial name
- ALT/MARPE (NCT04908540)
- Testing
- Mini-screw Assissted Rapid Palatal Expansion
- Where
- Malaysia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Universiti Sains Malaysia
Posterior Cross Bite
Cone Beam Computed Tomography for Evaluating Corticotomy-assisted Maxillary Expansion
Maxillary expansion was performed for adult female patients suffering from maxillary constriction with bilateral posterior cross-bite using fixed Quad-helix appliance, for about 8 months.
- Trial name
- NCT02574117
- Testing
- flap with corticotomy and bone allograft
- Where
- Egypt
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Cairo University
Atrophic Maxillary Ridge and Mandibular Ridge
Prosthetic Rehabilitation of Thin Wiry Ridge by Ridge Splitting and Simultaneous Implants Placement
evaluates the success of prosthetic rehabilitation of thin wiry ridge and implants placed simultaneously in splitted ridge both clinically and radiographically.
- Trial name
- implant (NCT06274476)
- Testing
- implant placement
- Where
- Egypt
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Cairo University
Apnea, Airway Obstruction, Nasal
Upper Airway's Pressure Drop Analyses After Mandibular Advancement and Maxillary Expansion
Breathing is a crucial function for everyone. Breathing impairment in children could lead to behavioral and cognitive problems at least.
- Conditions
- Apnea, Airway Obstruction, Nasal, Mandible Small, Maxillary Hypoplasia
- Trial name
- NCT04190953
- Testing
- Twin block then Hyrax, Hyrax then Twin block
- Where
- Canada
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Alberta
Cleft Lip and Palate
Transverse Dento-skeletal Effects of Two Rapid Palatal Expansion Appliances in Cleft Lip and Palate Patients
Aim of the study: to compare the effect of Hyrax appliance and the Haas appliance improving the transverse skeletal and dental dimensions in cleft lip and palate patients during mixed dentition.
- Trial name
- NCT04236466
- Testing
- hyrax appliance, haas appliance
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo 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
Cleft Lip and Palate
Alt-RAMEC Expansion and Protraction by EDO in Cleft Lip and Palate Patient
Evaluate the treatment outcome of Alternate Rapid Maxillary Expansion and Constriction Alt-RAMEC protocol on patients with cleft lip and palate, using a differential opening expander and face mask which will be measured and…
- Trial name
- NCT04970095
- Testing
- Maxillary Expander with Differential Opening (EDO), Petit Face Mask
- Where
- Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Faculty of Dental Medicine for Girls
Class II Malocclusion
Effectiveness of Modified Functional Appliance With Expander
This clinical trial compares the effectiveness of a myofunctional appliance that uses a clear and modified twin block appliance with an expander made from 2mm biocompatible polyethylene terephthalate modified with Glycol…
- Trial name
- NCT06116500
- Testing
- Modified twin block appliance with expander, Conventional twin block appliance with expander
- Where
- Iraq
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
Maxillary Constriction in Growing Children, Transverse Maxillary Deficiency
Effects of BREA and MFT Expansion Appliances on Upper Airway Dimensions
This retrospective study evaluated whether orthodontic expansion using two types of appliances, a bimaxillary removable expansion appliance (BREA) and a maxillary fixed three screw palatal expander (MFT), influences upper airway…
- Conditions
- Maxillary Constriction in Growing Children, Transverse Maxillary Deficiency, Upper Airway Morphology in Children, Orthodontic Expansion Effects
- Trial name
- NCT07456917
- Testing
- Maxillary fixed three screw palatal expander (MFT), Bimaxillary removable expansion appliance (BREA)
- Where
- Poland
- Volunteers
- 79 people, healthy volunteers welcome
- Sponsor
- Medical University of Silesia
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
Orthodontic Appliance Complication, Dental Malocclusion
Changes in the Upper Airway Volume After Rapid Maxillary Expansion in Adults Using Pure Skeletal Anchorage
The objective of this study is to evaluate the effect of bone-anchored rapid maxillary expansion (RME) in the volume of the right maxillary sinus, left maxillary sinus and nasal and maxillary sinus airway complex, through bone…
- Conditions
- Orthodontic Appliance Complication, Dental Malocclusion, Bone Anchored Rapid Maxillary Expansion, Maxillary Hypoplasia
- Trial name
- NCT05831722
- Testing
- Rapid Maxillary Expansion
- Where
- 3 sites in Spain
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of Salamanca
Orthodontic Appliance Complication
Intraoral Maxillary Protraction Technique vs Facemask Using Alt-RAMEC Protocol for Treatment Class III Growing Patients
The study compares use of intraoral technique for maxillary advancement and extra oral technique with hep of protocol called Alt-RAMEC which depends on repeated expansion and constriction of maxilla to help in maxillary…
- Trial name
- ALT-RAMEC (NCT05345756)
- Testing
- Intraoral protraction device, Extraoral protraction device
- Where
- Egypt
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Cairo University
Airway Obstruction
Maxillary Expansion Effects in Children With Upper Airway Obstruction
The most frequent causes of mouth breathers are the adenotonsillar hypertrophy. Adenotonsillectomy is the main choice for the elimination of the obstruction.
- Trial name
- NCT03004300
- Testing
- Rapid maxillary expansion, Adenotonsillectomy
- Where
- Brazil
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Universidade Federal de Goias
Obstructive Sleep Apnea
Rapid Maxillary Expansion for Residual Pediatric
Randomized Controlled Trial comparing Rapid Maxillary Expansion with Standard Clinical Practice in patients with residual pediatric Obstructive Sleep Apnea Syndrome after adenotonsillectomy.
- Trial name
- ERMES (NCT02947464)
- Testing
- Standard clinical practice, Standard clinical practice + Rapid Maxillary Expansion
- Where
- Spain
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Basque Health Service
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
Control Patients, Class III Malocclusion
Effect of Face Mask Therapy on Blood Oxygen Levels
Skeletal Class III malocclusions are characterized by maxillary retrusion, mandibular protrusion, or a combination of both. In growing individuals presenting with maxillary deficiency, the face mask appliance is widely recognized…
- Trial name
- NCT06939179
- Testing
- Class III Malocclusion
- Where
- Turkey (Türkiye)
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Biruni University
Expansion of Maxillary Arch, Maxillary Hypoplasia
Dentoskeletal Changes Expansion Using Invisalign Versus Conventional Expander
Cbct evaluation of dentoskeletal changes after expansion using Invisalign versus conventional expander
- Trial name
- NCT05899530
- Testing
- Invisalign, Conventional expander
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Narrow Maxilla
Effect of the Palatal Expansion Treatment on Reported Sleeping Disorders in Children
The goal of this clinical trial is to see if expanding the upper jaw with orthodontic therapy can help improve sleep related breathing problems in children.
- Trial name
- RPE PSQ HR (NCT06725979)
- Testing
- maxillary expansion using hyrax expander
- Where
- Croatia
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Rijeka