Clinical trials: Posterior Mandible
Posterior Crossbite
Maxillary and Mandibular Arch Response to RME: a Multicentric Randomized Controlled Trial
Posterior crossbite is a common clinical condition often associated with transverse maxillary deficiency and functional mandibular shift.
- Trial name
- 6vsE (NCT02798822)
- Testing
- Rapid maxillary expansion
- Where
- 3 sites in Italy
- Volunteers
- 88 people
- Sponsor
- University of Genova
Maxillary Constriction, Unilateral Posterior Crossbite
Analysis of the Dentoskeletal Effects of the Expander With Differential Opening
This study evaluates the dentoskeletal effects of the expander with differential opening in orthodontic patients in the mixed dentition.
- Conditions
- Maxillary Constriction, Unilateral Posterior Crossbite, Bilateral Posterior Crossbite, Mandibular Dental Arch Constriction
- Trial name
- NCT02810353
- Testing
- Differential rapid maxillary expansion, Conventional rapid maxillary expansion
- Where
- Brazil
- Volunteers
- 50 people
- Sponsor
- University of Sao Paulo
Orthognathic Surgery
Condyle Repositioning Using PSI and Prebent Plates Osteosynthesis Versus Conventional Mandibular BSSO Set-back Surgery
Patients with skeletal class III malocclusion were allocated to two groups. Both proximal and distal segments were repositioned using osteotomy/screw holes and plate locating surgical guides with pre-bent plates osteosynthesis in…
- Trial name
- NCT05385133
- Testing
- Computer guided condylar position, Manual condylar position
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Cairo 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
Mal Occlusion Class 2
Comparative Study Between Two 3D Functional Appliances Herbst and Mandibular Anterior Repositioning Appliance (MARA) on Posterior Airway Space And TMJ in Growing Class II Malocclusion Patients
The aim of this study is to evaluate effect of three dimensional printed appliances Herbst appliance and Mandibular Anterior Repositioning Appliance (MARA) on Posterior Airway Space (PAS) and Temporomandibular Joint (TMJ) in…
- Trial name
- NCT07094841
- Testing
- 3D PRINTED herbst appliance, 3d printed mara
- Volunteers
- 20 people
- Sponsor
- Moataz Sleem Ahmed Ali
Edentulous Jaw, Dental Implant
Comparing Two Anesthetic Techniques for Implant Placement
To evaluate in a comparative way the patient's perception in implant surgery in the posterior mandibular quadrants depending on whether the operation is performed under trunk anaesthesia or infiltrative anaesthesia, in both cases…
- Conditions
- Edentulous Jaw, Dental Implant, Anesthesia, Local
- Trial name
- NCT04395690
- Testing
- Dental Implant Placement in the posterior mandible
- Where
- 8 sites in Spain
- Volunteers
- 96 people
- Sponsor
- Aula Dental Avanzada
Mandibular Hypoplasia
Comparing Stability and Cost-Effectiveness of 3 Bicortical Screws Vs Adjustable Plate and 2 Bicortical Screws in Fixation of BSSRO
In this current study a comparison between 3 positional screws versus the adjustable plating system in conjunction with 2 positional screws. The patients will be selected to have retrognathic mandible requiring advancement.
- Trial name
- NCT02950727
- Testing
- 3 bicortical screws, adjustable plate and 2 bicortical screws
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Joseph Van Sickels
Atrophied Posterior Maxilla
One-stage Maxillary Sinus Elevation Using a Bone Core Containing an Implant From the Mandibular Symphysis
Two groups of patients with atrophy in posterior maxilla indicated for sinus lift. First group will be subjected to open sinus lift with chin bone graft. Second group will be subjected to sinus floor elevation using a bone ring.
- Trial name
- NCT03590964
- Testing
- Open sinus lift using chin bone graft, Sinus lift using bone ring containing the implant.
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Cairo University
Posterior Crossbite, Maxilla; Hypoplasia
Leaf Expander Versus Hyrax Expander in Mixed Dentition Patients With Posterior Crossbite.
Design: Two-arm parallel randomized clinical trial in mixed dentition (6-12 years). Arms: (1) 9 mm, 900 g leaf expander; (2) 9 mm Hyrax expander.
- Trial name
- NCT07301918
- Testing
- The Leaf expander, Hyrax expander
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Cairo University
Dental Implant
Inferior Alveolar Nerve Lateralization With Simultaneous Implant Placement in Atrophic Posterior Mandible
The aim of this study is to evaluate the effect of sticky bone on acceleration of recovery of the neurosensory dysfunction of the inferior alveolar nerve following inferior alveolar nerve lateralization surgery for implant…
- Trial name
- NCT07008534
- Testing
- Patients receiving computer-guided immediate implant placement and inferior alveolar nerve (IAN) lateralization only., IAN lateralization with computer-guided immediate implant placement using Sticky Bone
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Cairo University
Edentulous
Comparing Patient Satisfaction & Stress Distribution on Mandibular Ridge by Three Posterior Occlusal Scheme in Complete Denture
In this randomized clinical trial to compare the patients' satisfaction of complete dentures with different occlusal forms, after simple randomized sampling of 15 participant that will be signed informed consent and their latest…
- Trial name
- NCT01493232
- Testing
- buccalized occlusion
- Where
- Iran
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Isfahan University of Medical Sciences
Mandibular Asymmetry, Functional Shift of the Mandible
Quad Helix and Correction of Mandibular Asymmetry
To compare the effectiveness of the Quad Helix, an orthopaedic conventional appliance, in the correction of skeletal mandibular asymmetry, on frontal x-ray, in subjects treated before or after 7 years.
- Trial name
- NCT04429113
- Testing
- Maxillary expansion with conventional Quad Helix bonded on molars.
- Where
- France
- Volunteers
- 67 people
- Sponsor
- University Hospital, Montpellier
Palatal Expansion Technique, Malocclusion
Comparison Between Two Rates of Activation of Miniscrew-Supported Upper Jaw Expander in Adolescents
Miniscrew-supported maxillary expanders provide advantages over conventional tooth-supported expanders. However, there is no consensus in the literature regarding their activation protocol.
- Conditions
- Palatal Expansion Technique, Malocclusion, Posterior Crossbite, Maxillary Hypoplasia
- Trial name
- NCT04225637
- Testing
- Miniscrew-Supported Maxillary Expander- Slow activation, Miniscrew-Supported Maxillary Expander- Rapid activation
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Alexandria University