Clinical trials: Maxillary Expansion
Obstructive Sleep Apnea
Maxillary Expansion Treatment of Pediatric OSA
Obstructive Sleep Apnea is a serious medical condition affecting an estimated 1-5% of children. The disease is believed to have several overlapping causes including large tonsils and small or narrow jaws.
- Trial name
- NCT01837914
- Testing
- Maxillary expansion, Adenotonsillectomy
- Where
- Canada
- Volunteers
- 14 people
- Sponsor
- University of British Columbia
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
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
Maxilla; Hypoplasia
Transverse Maxillary Expansion With a Segmental Le Fort I Osteotomy or Surgically Assisted Rapid Maxillary Expansion (SARME)
To assess transverse dental and skeletal expansion and stability after SLFIO with no fixation of the palatal vault compared to stabilization of the palatal vault with an autogenous bone block graft or fixation of the palatal…
- Trial name
- NCT03511989
- Testing
- Bone borne distractor, Tooth borne distractor, Segmental LF1 Osteotomy group 1
- Where
- Denmark
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Aalborg University Hospital
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
Orthodontic Appliance Complication
Comparison of Arch Expansion Changes Between Passive Self-ligating and Conventional Brackets
The purpose of this randomized controlled clinical trial was to compare the transverse development of the arches and the incisor inclination comparing two different ligating systems (SL vs CL) with the same arch form protocol…
- Trial name
- NCT03363620
- Testing
- Orthodontic Brackets
- Volunteers
- 54 people
- Sponsor
- CES University
Crossbite, Malocclusion
Rapid Maxillary Expansion with Low Level Laser Therapy
The posterior crossbite is a common type of malocclusion that might affect the normal growth pattern. Early treatment is recommended by rapid maxillary expansion with different appliances.
- Conditions
- Crossbite, Malocclusion, Cross Bite, Maxillary Constriction
- Trial name
- NCT05586997
- Testing
- Bonded-Hyrax, Bonded Rapid Maxillary Expansion and low-Level Laser therapy
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- National Research Centre, Egypt
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
Narrow Maxilla
Efficacy of Mini-implant Assisted Maxillary Expansion in Adolescents and Adults
Transverse maxillary deficiency is a common orthodontic issue, affecting around 10% of adults. Late adolescents and adults often require more force to expand the midpalatal suture due to its increased interdigitation.
- Trial name
- MARPE_1 (NCT06449014)
- Testing
- Mini-implants assisted maxillary expansion
- Where
- 2 sites in Belgium
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Erasme University Hospital
Maxillary Expansion, Forensic Dentistry
Evaluation of Palatal Rugae-Based Identification After Maxillary Expansion Using Local Morphological Patch Analysis
This study investigates the reliability of palatal rugae-based identification following maxillary expansion procedures, including Miniscrew-Assisted Rapid Palatal Expansion (MARPE) and Surgically Assisted Rapid Maxillary…
- Conditions
- Maxillary Expansion, Forensic Dentistry, Intraoral Scanner, Orthodontic Appliance
- Trial name
- NCT07667933
- Testing
- SARME, MARPE, Untreated Control
- Where
- Hungary
- Volunteers
- 45 people
- Sponsor
- Semmelweis University
Maxillary Transverse Deficiency
Effectiveness of Clear Aligner Systems in Mixed Dentition Maxillary Transverse Deficiency
he primary aim of this study is to compare the dentoalveolar and skeletal effects of arch expansion using an in-house clear aligner system, produced chairside with an indirect manufacturing technique, and commercially available…
- Trial name
- NCT07586163
- Testing
- Invisalign Palatal Expander Therapy, In-House Clear Aligner Therapy (2-Day Protocol), In-House Clear Aligner Therapy (5-Day Protocol)
- Where
- Turkey (Türkiye)
- Volunteers
- 75 people
- Sponsor
- TC Erciyes University
Face Mask, Rapid Maxillary Expansion
Class III Malocclusion and ALT-RAMEC
Diverse viewpoints exist regarding the correlation between the conventional rapid maxillary expansion (RME) and facemask approach and the alternative RME and facemask hybrid technique (Alt-RAMEC) in terms of the degree of…
- Conditions
- Face Mask, Rapid Maxillary Expansion, Maxillary Retrognathism
- Trial name
- NCT05913076
- Testing
- Delaire Face Mask (M0774-01, Leone S.p.A., Florence, Italy) for first group, Delaire Face Mask (M0774-01, Leone S.p.A., Florence, Italy) for second group, Delaire Face Mask (M0774-01, Leone S.p.A., Florence, Italy) for third group
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Trakya University
Sleep Apnea Syndrome, Rapid Maxillary Expansion
Evaluation of the Effects of Different Rapid Maxillary Expansion Appliances on Obstructive Sleep Apnea
Rapid maxillary expansion (RME) is a commonly used orthodontic treatment in patients with maxillary constriction to provide skeletal expansion, correct posterior crossbite and resolve naso-respiratory problems by reducing oral…
- Trial name
- NCT04604392
- Testing
- Rapid Maxillary Expansion Treatment
- Volunteers
- 46 people
- Sponsor
- Izmir Katip Celebi University
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
Bilateral Cleft Lip and Palate, Maxillary Expansion
Efficiency of Two Maxillary Expanders for Maxillary Arch Expansion in Bilateral Cleft Lip and Palate Patients
This randomized controlled trial is designed to compare between Fan expander with palatal springs appliance vs three-way expander regarding the their effectiveness in maxillary expansion in patients with bilateral cleft
- Trial name
- NCT07056296
- Testing
- 3D Maxillary Expansion with 3 expansion screws, 3D Maxillary Expansion using modified Fan expander with springs
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Root Resorption, Orthodontic Appliance
Three-dimensional CBCT Analysis of Root Volume Changes Following Tooth-bone and Bone-borne Maxillary Expansion: A Pilot Study.
External root resorption (ERR) is an undesired side effect observed after rapid maxillary expansion (RME). This study aimed to investigate changes in the root volume of maxillary permanent first molars after RME using tooth-borne…
- Conditions
- Root Resorption, Orthodontic Appliance, CBCT Segmentation
- Trial name
- NCT06912568
- Testing
- Miniscrew insertion, Expander, CBCT
- Where
- Italy
- Volunteers
- 21 people
- Sponsor
- University of Roma La Sapienza
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
Constricted Maxillary Arch
Effect of Mini-screw Assisted Rapid Palatal Expansion on Midpalatal Suture in Post-pubertal Patients: a CBCT Study
a device is going to be placed in the palate to non-growing patients who are diagnosed to have a constricted maxillary arch and require an expansion of the maxillary arch in their treatment plan.
- Trial name
- EMARPEMSPP (NCT07075211)
- Testing
- MARPE (mini-screw assisted rapid palatal expansion)
- Where
- Egypt
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Maxillary Expansion in Cleft Lip and Palate Patients, Dentoskeletal Effects After Expansion Using Two Different Expanders
Dento-skeletal Effects of Quadhelix Versus Mini-hyrax Expanders in Patients With Cleft Lip and Palate at the Mixed Dentition Stage: A Randomized Clinical Trial
Regarding expansion in cleft lip and palate patients, very few clinical trials were found after searching literature and fewer randomized trials.
- Trial name
- RCT (NCT07465939)
- Testing
- Quadhelix Expander, Minihyrax Expander
- Where
- Egypt
- Volunteers
- 24 people
- 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