Clinical trials: Maxillary Deficiency
Lefort I Osteotomy
Waferless One Stage Segmental Lefort I Maxillary Positioning in Transverse Deficiency
In Maxillary transverse deficiency, is waverless lefort I multiple pieces osteotomy using virtually planned patient specific titanium implants feasible and does it provide accuracy? This prospective case series study evaluating…
- Trial name
- NCT03884699
- Testing
- Accuracy of planned transverse Maxillary distance using Mimics software after fixation using Patient specific implant
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Cairo 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
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
Horizontal Ridge Deficiency
Assessment of GBR in Augmentation of Horizontally Atrophic Maxillary Ridge Using Collagen Membrane Versus Using Titanium Mesh
this study is aiming to Assess postoperative complications and bone quality and quantity in augmentation of horizontally atrophic maxillary ridge using a 1:1 mixture of autograft and xenograft particulate bone covered with…
- Trial name
- NCT03635658
- Testing
- titanium mesh, collagen membrane (Sausage technique)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Maxillary Retrusion
Radiological Evaluation of Anterior Maxilla For Immediate Implant Placement
According to the literature age and gender may be associated with differences in skeletal size, anatomy and architecture in humans.
- Trial name
- NCT07133503
- Testing
- radiological evaluation
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 278 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Maxillary Deficiency
Paranasal Sinus Volumes of Maxillary Deficiency Patients Requiring Le Fort Osteotomy
The present study aims to compare ethmoid, sphenoid and maxillary sinus volumes of patients with maxillary deficiency requiring Le Fort osteotomy with healthy patients, by employing computed tomography imaging.
- Trial name
- NCT04637568
- Testing
- Computerized tomography
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Ankara University
Maxillary Hypoplasia, Retrognathia
CT Analysis of the Anatomy of the Nasotracheal Intubation Pathway of Patients With Indication of Maxillary Advancement
Differences in nasotracheal intubation pathway anatomy will be observed between healthy patients and patients with maxillary retrusion. The results will clarify the nasotracheal intubation tube preference for these patients.
- Conditions
- Maxillary Hypoplasia, Retrognathia, Intubation, Tomography
- Trial name
- NCT03570528
- Where
- Turkey (Türkiye)
- Volunteers
- 187 people, healthy volunteers welcome
- Sponsor
- Ankara 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
Horizontal Alveolar Ridge Deficiency
Autobone and Bioactive Glass With Ridge Splitting
Objective: To compare the use of autogenous bone graft versus autogenous bone graft mixed with bioactive glass bone graft in the treatment of maxillary anterior horizontal bone defects by ridge splitting technique combined with…
- Trial name
- NCT04814160
- Testing
- mixture of bioactive glass and autogenous bone graft, autogenous bone graft
- Where
- Egypt
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Kafrelsheikh University
Retruded Hypoplastic Maxilla
Comparison Between Prebent & Miniplates in Fixation of Lefort I Osteotomty in Maxillary Advancement.
In patients with retruded maxilla ,Will the use of two prebent plates produce more stable results postoperatively in fixation of Le Fort I osteotomy in maxillary advancement than conventional four minplates ? Many studies have…
- Trial name
- NCT03752944
- Testing
- lefort I osteotomy for maxillary advancement
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Cairo University
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
Bone Augmentation
Reconstruction of Atrophic Maxillary Ridges Using Mandibular Blocks With and Without Coverage Using Collagen Membrane
Is the use of collagen membrane on top of particulate bone mixture covered by onlay bone block in Maxilla better than the use of mixture of particulate bone covered by onlay bone block without the use of collagen membrane, in…
- Trial name
- NCT04462575
- Testing
- Onlay bone block covered using collagen membrane, Onlay bone block without collagen membrane
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Guided Bone Regeneration
Assessment Of Guided Bone Regeneration Using Xenograft Mixed With Allogenic Bone Graft Versus Xenograft Mixed With Autogenous Graft For Augmentation Of Maxillary Alveolar Ridges
This study aims to evaluate the effect of Allogenic bone graft mixed with Xenograft in ratio 1:1, on the radiographic and histomorphometric assessment versus Autologous bone graft mixed with Xenograft in ratio 1:1 in maxillary…
- Trial name
- NCT07367464
- Testing
- Allogenic bone graft mixed with Xenograft in ratio 1:1, Autologous bone graft mixed with Xenograft in ratio 1:1
- Where
- Egypt
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Cairo University
Anterior Maxilla Alveolar Bone Deficiency
Conventional Flap Versus Vestibular Flap in Bone Augmentation
two groups of patients both have alveolar bone deficiency in anterior maxilla, one group will be subjected to khoury bone augmentation with conventional flap the other with vestibular shifted flap
- Trial name
- (RCT) (NCT07664098)
- Testing
- vestibular shifted flap for bone augmentation, conventional flap
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Cairo University
Deficient Alveolar Bone
Assessment of Efficacy of Prebent Titanium Mesh Versus Customized Poly-ether Ether Ketone Mesh for Three Dimensional Augmentation in Deficient Maxillary Ridge. a Randomized Controlled Clinical Trial.
In conclusion, the choice between titanium and PEEK meshes should consider patient-specific factors, clinical requirements, and surgeon expertise.
- Trial name
- NCT07040124
- Testing
- ti mesh, 3d peek mesh
- Where
- Egypt
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Basma Alsheikh
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
Bilateral Complete Cleft Lip And/or Alveolus and Acrylic Splint, and, Maxillary Deficiency
Evaluating the Impact of Prefabricated Acrylic Splints on Premaxillary Stability in Alveolar Cleft Bone Graft Repairs: a Randomized Controlled Trial
Rationale for conducting the research: Bilateral alveolar clefts pose significant management challenges, with current treatments like autogenous bone grafting showing instability in up to 40% of cases within a year, risking graft…
- Conditions
- Bilateral Complete Cleft Lip And/or Alveolus and Acrylic Splint, and, Maxillary Deficiency, Stability
- Trial name
- RCT (NCT06807645)
- Testing
- Clinical Trial Intervention Description General Study Setup Objective: To compare the efficacy of using a custom-made prefabricated acrylic splint versus no splint in maintaining premaxillary stabilit
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Cairo University
Maxillary Transverse Deficiency
3D Evaluation of Maxillary Expansion Methods
This controlled prospective clinical trial aims to evaluate the effectiveness of different maxillary expansion methods in children with maxillary transverse deficiency.
- Trial name
- NCT07262892
- Testing
- Invisalign Palatal Expander (IPE), Acrylic Cap Splint Rapid Maxillary Expansion (RME) Appliance
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Büşra Zeynep Yörük
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
Horizontal Ridge Deficiency
Ridge Splitting Using Autogenous Bone Wedge Versus the Conventional Intercortical Augmentation Technique in Horizontally Deficient Anterior Maxilla
The current study aimed to evaluate both the quality and quantity of gained and maintained bone width after ridge splitting utilizing autogenic bone wedges versus mixed bone particles for horizontal ridge augmentation in the…
- Trial name
- NCT06529653
- Testing
- autogenous bone wedge
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University