Clinical trials: Maxillary Expansion
Maxillary Constriction
Comparison of Laboratory-Fabricated and 3D-Printed Rapid Maxillary Expansion Appliances
The goal of this clinical trial is to determine whether two types of rapid maxillary expansion (RME) appliances produce different outcomes in children. RME is a treatment utilized to expand a narrow upper jaw.
- Trial name
- NCT07599202
- Testing
- Laboratory-fabricated rapid maxillary expansion appliance, 3D-printed rapid maxillary expansion appliance
- Where
- Turkey (Türkiye)
- Volunteers
- 48 people
- Sponsor
- Baskent University
Maxillary Transverse Deficiency
Evaluation of the Effect of Surgically Assisted Rapid Maxillary Expansion on Tooth Color
This prospective study aimed to evaluate effects of surgically assisted rapid maxillary expansion (SARME) on the color, maxillary anterior teeth by comparing them with untreated control group.
- Trial name
- NCT07150572
- Testing
- surgery assisted rapid maxillary expansion
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
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
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
Evaluation of Speech Characteristics Following MARPE Treatment in Patients With Maxillary Transverse Deficiency
Evaluation of the Effect of MARPE on Speech
This study investigates the effects of Miniscrew-Assisted Rapid Palatal Expansion (MARPE) on speech characteristics in adolescent and young adult patients.
- Trial name
- MARPE-Speech (NCT06981507)
- Testing
- MARPE (Miniscrew-Assisted Rapid Palatal Expansion)
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people
- Sponsor
- Konya Necmettin Erbakan Üniversitesi
Malocclusion, Angle Class III, Crossbite (Anterior) (Posterior)
Comparison of Two Miniscrew Anchored Maxillary Protraction Protocols
This study evaluates the dentoskeletal effects produced by two maxillary protraction protocols in adolescent patients. Half of participants will be treated with a tooth-borne and tooth-bone-borne expanders as anchorage in the…
- Trial name
- NCT03712007
- Testing
- MAMP therapy with MARPE expander, MAMP therapy with Hyrax expander
- Where
- Brazil
- Volunteers
- 35 people
- Sponsor
- University of Sao Paulo
Palatal Expansion Technique
Evaluation of Hard and Soft Tissue Change During Maxillary Expansion Using a Computer-aided Design / Computer-aided Manufacturing Appliance.
Hard tissue changes during the transversal expansion of the maxilla using a CAD/CAM expansion appliance. Soft tissue changes during the transversal expansion of the maxilla using a CAD/CAM expansion appliance.
- Trial name
- NCT06246656
- Testing
- Maxillary Expansion
- Where
- Austria
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Maxillary Hypoplasia
Effectiveness of SARPE With 3 and 2-Segment Technique: A Randomized Clinical Trial
A few studies state that 3-segment SARPE has the following advantages: a) higher level of expansion symmetry; b) higher level of stability of the expansion achieved; and c) faster bone healing.
- Trial name
- 3S/2S_SARPE (NCT02179593)
- Testing
- 2-Segment SARPE, 3-Segment SARPE
- Where
- Brazil
- Volunteers
- 50 people
- Sponsor
- Federal University of São Paulo
Maxillary Expansion
Root Resorption After Maxillary Expansion
The aim of this study will to evaluate the root resorption after RME by hyrax and hybrid hyrax appliances by using of cone beam computed tomography .
- Trial name
- NCT06059807
- Testing
- maxillary expansion
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Maxillary Expansion
Micro-invasive Methods of Mid-palatal Sutural Separation
This trial aims to evaluate the effect of different micro-invasive methods (piezoelectric and micro-osteoperforation) along with tooth-tooth borne RPE compare to tooth-bone borne MARPE on the amount of mid-palatal sutural…
- Trial name
- NCT05740592
- Testing
- micro-osteoperforations ,microincision
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
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
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
Maxillary Expansion, Maxillary Transverse Deficiency
Evaluation of Maxillary Expansion Methods on Nasomaxillary Structures
Maxillary transverse deficiency is an orthodontic anomaly characterized by the upper and lower dental arches being incompatible due to insufficient width of the maxilla.
- Trial name
- NCT07326345
- Testing
- MARPE (Mini-Screw Assisted Rapid Palatal Expansion), SARME (Surgically Assisted Rapid Maxillary Expansion)
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people
- Sponsor
- Merve Kulaksız
Nocturnal Enuresis
Nocturnal Enuresis and Rapid Maxillary Expansion
Nocturnal enuresis (NE) is the involuntary loss of urine that occurs only at night in children aged 5 years or more. NE is a common problem, affecting about 10% of school children.
- Trial name
- NERME (NCT02178826)
- Testing
- Rapid Maxillary Expansion
- Where
- Sweden
- Volunteers
- 40 people
- Sponsor
- Uppsala University Hospital
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, Angle Class II, Malocclusion
Mandibular Response After Maxillary Orthopedic Expansion in Class II Growing Subjects
the effectiveness of RME (Rapid Maxillary Expander) on the sagittal dental or skeletal parameters is still controversial because very little has been written regarding the behavior of antero-posterior mandibular changes in Class…
- Trial name
- NCT03159962
- Testing
- Bonded RME (Rapid Maxillary Expander) appliance, Banded RME (Rapid Maxillary Expander) appliance
- Where
- Italy
- Volunteers
- 30 people
- Sponsor
- University of Rome Tor Vergata
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 Deficiency
Associations Between Radiographic Inclination of Premolars and Maxillary Expansion
Recruitment of patients treated using rapid maxillary expanders with dental anchorage, with pre-treatment panoramic X-rays and post-treatment models.
- Trial name
- NCT07095374
- Testing
- Rapid palatal expansion
- Where
- Italy
- Volunteers
- 200 people
- Sponsor
- University of Pavia
Maxillar Hypoplasia
Evaluation of Masticatory Muscle Activity in Pediatric Patients Undergoing Rapid Maxillary Expansion
Transverse maxillary constriction is a malocclusion that subsists when the distance between the upper first molars palatal cuspids is lower than the distance between the lower first molars vestibular center fossae.
- Trial name
- NCT05820438
- Testing
- Electromyography
- Where
- Italy
- Volunteers
- 34 people
- Sponsor
- University of Pavia
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