Clinical trials: Mandibular Deficiency
Posterior Mandible With Deficient Ridge Width
Evaluation of Horizontal Mandibular Ridge Augmentation Through Subperiosteal Tunneling by Using Bovine Sticky Bone (Radio-Histological Study)
This clinical trial evaluated horizontal ridge augmentation in the posterior mandible using subperiosteal tunneling with enriched bovine bone graft matrix (sticky bone).
- Trial name
- NCT07353086
- Testing
- Ridge augmentation with enriched bovine sticky bone through the subperiosteal tunneling technique in the posterior mandible
- Where
- Egypt
- Volunteers
- 10 people
- Sponsor
- Tanta University
Schizophrenia, Micrognathia
The Relevance Between the microRNA-30e in Plasma and the Prognosis of Schizophrenia Patients
This study investigates the relationship of circulating microRNA-30e and schizophrenia, and shows the relevance of the aberrant microRNA-30e expression in plasma with the variation disease status.
- Trial name
- NCT03007303
- Testing
- Atypical Antipsychotic, atypical antipsychotic combined with MECT
- Where
- China
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Dalian Seventh People's Hospital
Horizontal Ridge Deficiency
Radiographic Assessment of Guided Cortical Shell Technique for Horizontal Ridge Augmentation
The protocol outlines a randomized clinical trial comparing two surgical techniques for horizontal ridge augmentation in the anterior mandible: Computer-Guided Autogenous Cortical Shell Technique (using a patient-specific guide…
- Trial name
- NCT06942013
- Testing
- Computer-Guided Autogenous Cortical Shell Technique (Study Group), Free-Hand Autogenous Cortical Shell Technique (Control group)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Cairo University
Receding Chin
Esthetic Outcome of Isolated Advancement Genioplasty With and Without Submental Liposuction in Treatment of Skeletal Chin Deficiency
This study is to measure the eshetic outcome of of isolated advancement genioplasty with and without submental liposuction in treatment of skeletal chin deficiency in double chin patients
- Trial name
- NCT04283708
- Testing
- Submental liposuction
- Where
- Egypt
- Volunteers
- 22 people
- Sponsor
- Cairo University
Mandibular Retrognathism, Mandibular Hypoplasia
Twin Block Appliance in Incremental Versus Maximum Bite Advancement in Skeletal Class II
The aim of this study is to compare to different protocols to treat Class II malocclusion in growing subjects using the twin block appliance
- Trial name
- NCT04562545
- Testing
- Modified Twin Block, Twin Block Appliance set to maximum bite
- Where
- Egypt
- Volunteers
- 24 people
- Sponsor
- Cairo University
Maxillary Deficiency
Maxillary Expansion: Leaf Expander Versus Hyrax Expander
The aim of the current study was to evaluate maxillary and mandibular arch widths' response to five different appliances and clinical protocols (Rapid maxillary expander RME, Leaf Expander 450g, Leaf Expander 900g, Self-expander…
- Trial name
- LEAF (NCT05135962)
- Testing
- orthodontic - rapid maxillary expansion, orthodontic - slow maxillary expansion with leaf expander, orthodontic - slow maxillary expansion with self leaf expander
- Volunteers
- 200 people
- Sponsor
- University of Genova
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
Hip Prosthesis Infection
Single-stage Surgery With Antibiotic-loaded Hydrogel Coated Implants Versus Two Stage Surgery for Secondary Prevention of Complex Chronic Periprosthetic Hip Joint Infection
Each year, around 1500 infected Total Hip Arthroplasties (THA) need non-conservative surgery, remaining an issue for patients and healthcare units.
- Trial name
- SINBIOSE-H (NCT04251377)
- Testing
- Defensive Antiadhesive Coating DAC®, Novagenit SRL
- Where
- 14 sites in France
- Volunteers
- 39 people
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne
Mandibular Deficiency
Vertical Ramus Osteotomy With Iliac Graft Versus Sagittal Split Osteotomy
Patients will be collected from faculty of dentistry bilateral vertical ramus osteotomy (VRO )with iliac graft group (group I):- 10 patients will be treated via VRO and iliac crest or bilateral sagital spilt osteotomy (BSSO)…
- Trial name
- NCT06850194
- Testing
- vertical ramus osteotomy with iliac graft, bilateral sagittal splitting osteotomy
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Fayoum University
Mandibular Deficiency
Accuracy of Implant Placement for Patients With Mandibular Reconstruction Using Dynamic Navigation and Static Guides
To evaluate and compare the accuracy of implant placement using dynamic navigation technique versus static template technique in patients with bone tissue flap reconstruction of mandibular defects, thus further guiding the…
- Trial name
- NCT06250907
- Testing
- The guidance of dynamic navigation, The guidance of static template
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University
Maxillary Deficiency, Head and Neck Neoplasms
Predictors of Patient-Reported Outcomes for Maxillectomy Patients
The success of digitally fabricated obturator rehabilitation is determined not only by the prosthesis itself but also by the interaction between patient characteristics, oncologic history, prosthetic support, and…
- Trial name
- NCT07864974
- Testing
- Digitally Fabricated Obturator Prosthesis
- Where
- Turkey (Türkiye)
- Volunteers
- 75 people
- Sponsor
- Dr. Merve Benli
Deficiency of Alveolar Ridge (Disorder), Alveolar Bone Grafting
Safety and Efficacy Evaluation of the Ivory Dentin Graft Device (IvoryGraft) - Long Term Follow-Up
long-term safety and performance of Ivory Dentin Graft. Ivory Dentin Graft is at least as good as the competitor treatment group (OsteoBiol Gen-Os) for alveolar ridge preservation following tooth extraction.
- Conditions
- Deficiency of Alveolar Ridge (Disorder), Alveolar Bone Grafting, Mandibular Prosthesis User
- Trial name
- NCT04868825
- Testing
- Ivory Dentin Graft, OsteoBiol Gen-Os
- Where
- Israel
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Ivory Graft Ltd.
Subglottic Stenosis (SGS), Pierre Robin Sequence (PRS)
Functional Modeling of the Pediatric Airway
The investigators hypothesize that a functional computational model that simulates the mechanical and aerodynamic behavior of the upper airway in children with Pierre Robin Sequence (PRS) and laryngeal lesions (e.g.
- Conditions
- Subglottic Stenosis (SGS), Pierre Robin Sequence (PRS), Micrognathia, Normal Controls From CT Scans of the Upper Airway
- Trial name
- NCT01690078
- Where
- United States
- Volunteers
- 39 people
- Sponsor
- University of North Carolina, Chapel Hill
Horizontal Ridge Deficiency, Deficient Alveolar Bone
Evaluation of Horizontal Bone Gain of Ridge Augmentation Using Customized Porous Zirconia Shell.
Khoury technique, which employs autogenous bone blocks harvested from the patient, has been widely used for horizontal and vertical ridge augmentation.
- Trial name
- NCT07056920
- Testing
- Zirconia shell technique
- Where
- Egypt
- Volunteers
- 10 people
- Sponsor
- Ahmed Shawky
Posterior Mandible With Deficient Ridge Height
Vertical Ridge Augmentation With Autogenous Onlay Blocks Combined With Guided Bone Regeneration Versus Autogenous Bone Graft With Titanium Mesh in Posterior Mandible
Atrophic ridge augmentation utilizing guided bone regeneration (GBR) has become a major treatment option to provide optimal bone support for osseointegrated dental implants.
- Trial name
- NCT03680118
- Testing
- autogenous rings with GBR and autogenous graft with ti-mesh
- Volunteers
- 24 people
- Sponsor
- Cairo University
Skeletal Class 2
Evaluation of the Effects of Flat and Modified Inclined Fixed Anterior Bite Planes on Mandibular Position in Growing Females With Skeletal Class 2 Malocclusion Due to Mandibular Deficiency and Deep Bite
This study will be conducted to see if unlocking mandible from deep bite in growing females by flat fixed anterior bite plane will change mandibular position in skeletal mandibular deficiency and if there is a difference in the…
- Trial name
- NCT03308175
- Testing
- flat fixed anterior bite plane, modified inclined fixed anterior bite plane
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Periodontitis, Alveolar Bone Loss
Mini Distractor in Vertically Deficient Bone
ADO is a bone regeneration technique, introduced by Chin and Toth in 1996 based in a biological process used for regenerate and consolidate bone between two bone segments obtained after osteotomy.These segments have been…
- Trial name
- NCT04381585
- Testing
- A MINI DISTRACTOR WITH A SUBMERGED ACTIVATION COMPONENT
- Where
- India
- Volunteers
- 10 people
- Sponsor
- SVS Institute of Dental Sciences
Sleep Apnea Syndromes in Children, Functional Orthodontic Treatment
Evaluation of Functional Orthodontic Treatment on Sleep Quality
Functional appliances are used in the treatment of Class II anomalies caused by mandibular rethrognathia. Herbst which is a fixed and rigid functional appliance and TWB which is removable appliance can be successful in the…
- Conditions
- Sleep Apnea Syndromes in Children, Functional Orthodontic Treatment, Mandibular Retrognathia, Upper Airway
- Trial name
- NCT06660771
- Testing
- Functional orthodontic treatment
- Where
- Turkey (Türkiye)
- Volunteers
- 46 people
- Sponsor
- Gökçenur Gökçe Kara
Vitamin D Deficiency, Implant Assesment
Effect of Vitamin D on the Clinical and Radiographic of Unsplinted Mandibular Implant Overdentures
This study investigates the effect of vitamin D on bone loss around mandibular implant overdentures. Bone levels around implants will be measured to understand how vitamin Daffect the health of implant-supported dentures.
- Conditions
- Vitamin D Deficiency, Implant Assesment, Radiography, Clinical and Radiographic Effect
- Trial name
- Vit D and bone (NCT07200011)
- Testing
- Observational: Serum Vitamin D Levels
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Mansoura University
Vitamin C Deficiency, Smoking
The Effect of Vitamin C on Wound Healing In Mandibular Fracture Patients
The goal of this study is to perform a randomized clinical trial to assess the effects of vitamin C versus placebo on wound healing in mandibular fracture patients.
- Conditions
- Vitamin C Deficiency, Smoking, Surgery, Surgery--Complications
- Trial name
- NCT03938584
- Testing
- Vitamin C
- Where
- United States
- Volunteers
- 45 people
- Sponsor
- Hennepin Healthcare Research Institute