Clinical trials: Maxillary Retrusion
Cleft Lip and Palate, Maxillary Hypoplasia
Cleft Orthognathic Surgery Versus Distraction Osteogenesis - Which is Better?
Cleft lip and palate patients normally present with a sunken face due to collapse in the middle part of the face and inability of the upper and lower teeth to meet during chewing.
- Trial name
- NCT00930124
- Testing
- Orthognathic surgery, Distraction osteogenesis
- Where
- Hong Kong
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Class III Malocclusion, Maxillary Deficiency
Evaluation of Pain and Functional Impairments When Treating Class III Malocclusion Using Two Treatment Procedures
A clinical examination of each recalled candidate patient will be carried out at Adib Al Lahham Centre at the Ministry of Health Damascus to ensure that he/she meets the inclusion criteria.
- Trial name
- NCT06877780
- Testing
- RMR with SME, BAIMT with RME
- Where
- Syria
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Damascus University
Transverse Maxillary Deficiency
Dentoskeletal Changes In The Transverse Dimension Using Tooth Bone-Borne Vs. Bone-Borne Expansion Appliances
This study aimed to investigate the skeletal, dentoalveolar, and periodontal changes of tooth-bone-borne (TBB) and bone-borne (BB) appliances with identical miniscrew placement using cone-beam computed tomography (CBCT) in the…
- Trial name
- NCT05930054
- Testing
- skeletal anchorage and rapid palatal expansion
- Where
- 3 sites in Turkey (Türkiye)
- Volunteers
- 18 people
- Sponsor
- TC Erciyes 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
Dental Malocclusion, Maxillary Deficiency
Effect on Periodontal Phenotype of Flapless Piezoincission During Orthodontic Treatment
Research Question While the reduction in treatment times and the patient satisfaction after periodontally accelerated osteogenic orthodontics (PAOO) are well sustained in the scientific literature, there is still controversy…
- Trial name
- Piezo_Ortho (NCT06315348)
- Testing
- flapless alveolar decortication with augmentation
- Where
- Spain
- Volunteers
- 40 people
- Sponsor
- Universidad Complutense de Madrid
Transverse Maxillary Deficiency
Digital vs. Analog Inputs in CAD/CAM Orthodontics: A Comparative Clinical Evaluation of Palatal Expander Fabrication Workflow
36 patients with unilateral or bilateral cross bite treated with hyrax expanders fabricated through three distinct workflows: fully conventional (physical impression + manual fabrication), hybrid (physical impression + CAD/CAM…
- Trial name
- NCT07338591
- Where
- 2 sites in Egypt
- Volunteers
- 36 people
- Sponsor
- Mansoura University
Maxillary Deficiency, Cleft Lip and Palate
Evaluation of Maxillary Expansion Using Clear Aligners' Therapy in Patients With Cleft Lip and Palate at the Mixed Dentition Stage
The goal of this clinical trial is to learn if the aligners can expand upper dental arch in patients with cleft lip and palate at age of 6-8 years old to correct their collapsid archs.
- Trial name
- Pilot (NCT06994754)
- Testing
- clear aligners
- Where
- Egypt
- Volunteers
- 10 people
- Sponsor
- Cairo University
Transverse Maxillary Deficiency, Oxidative Stress
Oxidative Stress and Antioxidant Responses During Rapid Maxillary Expansion: A Controlled Clinical Study
Rapid maxillary expansion is an orthopedic treatment used to correct transverse maxillary deficiency in growing patients. Mechanical forces generated during expansion may induce local biological responses, including changes in…
- Trial name
- NCT07695584
- Testing
- Expansion group
- Where
- Turkey (Türkiye)
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- IRCCS Ospedale San Raffaele
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
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
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 Deficiency, Maxillary Retrusion
Effects of Conventional Versus Skeletally Anchored Facemask in Treatment of the Prepubertal Skeletal Class III Patients
The aim of this study will be directed to the assessment of dentoskeletal effects concomitant with skeletally anchored maxillary protraction in orthodontic skeletal Class III patients.
- Trial name
- NCT05089396
- Testing
- Maxillary protraction
- Where
- Egypt
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Maxillary Deficiency
Comparative Results of Maxillary Deficiency Treatment by Fixed Tongue Appliance and Fixed Facemask in Growing Patients
A new fixed appliance will be used to transfer the tongue force during its physiological activity to advance the nasomaxillary complex; this method will be compared with the traditional method which uses a facemask with a fixed…
- Trial name
- NCT00916084
- Testing
- Fixed Tongue Appliance, Fixed Face Mask
- Where
- Iran
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Shahid Beheshti 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
Maxillary Hypoplasia, Malocclusion, Angle Class III
Effect of Bone-anchored Protraction on Maxillary Growth in the Young Child
Class III malocclusions may originate in a retrognathic maxilla, a prognathic mandible or both. Young patients with class III malocclusion and maxillary hypoplasia are conventionally treated with a protraction facemask in order…
- Trial name
- NCT02711111
- Testing
- Face mask, orthodontic bone anchor
- Where
- Belgium
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Ziekenhuis Oost-Limburg
Skeletal Class III Malocclusion, Transverse Maxillary Deficiency
Effects of Invisalign Palatal Expander vs Rapid Palatal Expander With Facemask in Growing Class III Patients
The goal of this clinical trial is to compare two types of palatal expanders used with a facemask in children who have skeletal Class III and a narrow upper jaw.
- Trial name
- NCT07485478
- Testing
- Invisalign Palatal Expander (IPE), Rapid Palatal Expander (RPE)
- Where
- Thailand
- Volunteers
- 24 people
- Sponsor
- Mahidol 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
Crossbite, Maxillary Hypoplasia
Pain and Discomfort During Maxillary Expansion
The aim of the present study is to investigate and analyze the perception of pain and function impairment during the first week of activation with two different palatal expansion screw to identify an effective pain prevention…
- Trial name
- NCT03757468
- Testing
- orthodontic - maxillary expansion
- Where
- 2 sites in Italy
- Volunteers
- 100 people
- Sponsor
- University of Genova
Orofacial Myofunctional Disorders, Myo Munchee
Trial to Compare the Effects of Myo Munchee Therapy and Oral Motor Therapy (OMT) in Pediatric Patients to Treat Maxillary Deficiency and Orofacial Myofunctional Dysfunction (OMD).
Multi-center, 6-month, randomized, and controlled trial to compare the effects of Myo Munchee therapy and Oral Motor Therapy (OMT) in pediatric patients (aged 3-5 years) to treat maxillary deficiency and orofacial myofunctional…
- Conditions
- Orofacial Myofunctional Disorders, Myo Munchee, Oral Motor Therapy, Maxillary Deficiency
- Trial name
- NCT07088055
- Testing
- Chewing device only, Myo Munchee and Oral Motor Therapy Treatment, Oral Motor Therapy Treatment Arm
- Where
- 2 sites in United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Myo Munchee (Operations) Pty Ltd
Transverse Maxillary Deficiency
Efficacy of Transverse Maxillary Expansion With AMCOP Preformed Appliances
The present study aimed to investigate the cross-sectional effect of Class I AMCOP devices in patients of all possible skeletal types from both vertical skeletal pattern (normodivergent, hyperdivergent, hypodivergent) and…
- Trial name
- NCT06864949
- Testing
- AMCOP appliance
- Where
- Italy
- Volunteers
- 30 people
- Sponsor
- University of Pavia