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
Cleft Palate, Maxillary Hypoplasia
Does Use of Rigid Fixation After Removing Distraction Osteogenesis Device Reduce the Relapse?
patients were enrolled by the inclusion criteria and were undergo lefort 1 maxillary osteotomy. after the latency phase the distraction was done in anterior- posterior vector.
- Conditions
- Cleft Palate, Maxillary Hypoplasia, Maxillary Retrognathism
- Trial name
- NCT02350803
- Testing
- mini plate
- Where
- Iran
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Shiraz University of Medical Sciences
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
Cleft Lip and Palate
Patient Specific Implant Versus Miniplates for Advancement of Hypoplastic Maxilla
Distraction osteogenesis is the treatment of choice in management of severe maxillary anteroposterior deficiency allowing for a progressive bone generation and simultaneous expansion of the surrounding scarred soft tissue \&…
- Trial name
- NCT06292234
- Testing
- PSI, Conventional miniplates
- Volunteers
- 20 people
- Sponsor
- Cairo University
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
Six Months Follow-up of Two and Four Mini Screws Supported Hyrax in Adults
six months follow-up of two and four mini-screw supported hyrax for maxillary expansion in non-growing patients: A randomized controlled clinical trial
- Trial name
- NCT06851624
- Testing
- MARPE
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Cairo University
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, Horizontal Alveolar Bone Defect
Osseodensification Versus Alveolar Ridge Splitting
Evaluation of clinical and radiological outcomes of the alveolar ridge splitting technique versus Osseodensification burs in atrophic maxillary alveolar ridges in horizontal dimension.
- Trial name
- OD Vs ARS (NCT06728202)
- Testing
- A Horizontal Ridge Augmentation in Atrophic Maxillary Ridge
- Volunteers
- 46 people
- Sponsor
- Fayoum University
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 Transversal Deficiency
Correlation Between Nasal Septal Deviation and Transverse Maxillary Deficiency on CT Scans
The maxillary bones and the nasal septum are interconnected structures. The nasal septum acts as a growth center that facilitates normal maxillofacial growth and development.
- Trial name
- NCT07579091
- Where
- France
- Volunteers
- 223 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
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, Alveolar Bone Loss
Completely Versus Partially Guided Zygomatic Implant
The aim of study is evaluation of accuracy of completely versus partially limiting computer generated surgical three-dimensional guides during placement of zygoma implants in patients with atrophic maxillae.
- Trial name
- NCT06227351
- Testing
- completely limiting computer generated surgical three-dimensional guide, Partially limiting computer generated surgical three-dimensional guide
- Where
- Egypt
- Volunteers
- 6 people
- Sponsor
- Fayoum University
Maxillary Prognathism, Maxillary Retrusion
Custom Made Plate in Orthognathic Surgery
Orthognathic surgery has traditionally been used to correct dentofacial deformities. Conventional methods rely on 2D radiographic images, occlusal splints, and dental casts, but these approaches have limitations, such as errors…
- Trial name
- OGS (NCT06772688)
- Testing
- orthognathic surgery
- Where
- Egypt
- Volunteers
- 8 people
- Sponsor
- Faculty of Dental Medicine for Girls
Maxillary Hypoplasia
Orthodontic Retention on the Maxillary Stability After SARME Using Laser Scanner
The objective of this study was to evaluate the effect of the orthodontic retainer on transverse maxillary dental and skeletal stability after SARME.
- Trial name
- NCT01770782
- Testing
- Surgically Assisted Rapid Maxillary Expansion (SARME), Laser Scanner
- Where
- Brazil
- Volunteers
- 30 people
- Sponsor
- Max Domingues Pereira
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