Clinical trials: Dentofacial Deformity
OSA, Malocclusion
Changes of the Upper Airway Volume After Orthognathic Surgery
The aim of the present project is to analyze the impact from orthognathic surgery on the upper airway respiratory volume. The primary objective is comparison of differences in the in the airway changes due to maxillary movements…
- Conditions
- OSA, Malocclusion, Dentofacial Deformities
- Trial name
- NCT05060133
- Testing
- Orthognathic Surgery
- Where
- Sweden
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- Lund University Hospital
Head and Neck Cancer, Radiotherapy Side Effect
DENTOFACIAL-PBT Stage 2 - Feasibility Study
What is the health problem? Proton beam therapy (PBT), a type of radiotherapy treatment, can be especially beneficial to children and teenagers with cancer.
- Conditions
- Head and Neck Cancer, Radiotherapy Side Effect, Adverse Effect of Radiation Therapy, Childhood Cancer
- Trial name
- NCT07057284
- Testing
- Orthopantomogram (or a set of Lateral Oblique Radiographs)
- Where
- 2 sites in United Kingdom
- Volunteers
- 255 people
- Sponsor
- Manchester University NHS Foundation Trust
Dentofacial Deformity
Lower Laser Therapy in Orthognathics Surgery
This study will examine the use of lower laser therapy to reduce edema and pain in orthognathics surgery.
- Trial name
- NCT01530100
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Universidade Federal de Goias
Skeletal Class II Malocclusion, Skeletal Class III Malocclusion
Clinical and Radiographic Evaluation of Low Sagittal Medial Ramus Osteotomy for Treatment of Skeletal Class II and Class III Malocclusion
This prospective clinical trial aims to evaluate the clinical and radiographic outcomes of the low sagittal medial ramus osteotomy-a technical modification of the conventional sagittal split osteotomy (SSO)-for treating patients…
- Conditions
- Skeletal Class II Malocclusion, Skeletal Class III Malocclusion, Dentofacial Deformities
- Trial name
- NCT07746700
- Testing
- Low Sagittal Medial Ramus Osteotomy
- Volunteers
- 11 people
- Sponsor
- Al-Azhar University
Dentofacial Deformities
Evaluating the Relationship Between Hard and Soft Tissue Advancement in Orthognathic Surgery
This study aims to evaluate the relationship between hard and soft tissue advancement during orthognathic surgery. The use of typical pre and post operative imaging consisting of con-beam computed tomography will be used, in…
- Trial name
- NCT03652155
- Testing
- Orthognathic surgery
- Where
- Canada
- Volunteers
- 45 people
- Sponsor
- Nova Scotia Health Authority
Dentofacial Deformities
Splintless Virtual Surgical Plan with Mandible-first Technique: 3D Accuracy Analysis
Accuracy assessment through three-dimensional superposition of the post-operative volumetric CT and the digital therapeutic project files.
- Trial name
- MandiFirst (NCT06907745)
- Testing
- Bimaxillary Osteotomy
- Where
- Italy
- Volunteers
- 28 people
- Sponsor
- I.R.C.C.S Ospedale Galeazzi-Sant'Ambrogio
Maxillary Anomaly, Asymmetric Maxillary Arch (Disorder)
Effects of Asymmetric Rapid Maxillary Expansion on Dentoskeletal Structures in Mixed Dentition
The aim of this clinical trial was to determine the efficacy of a locked modified bonded acrylic rapid maxillary expansion appliance, also known as an asymmetric rapid maxillary expansion appliance (ARME), in patients with a true…
- Conditions
- Maxillary Anomaly, Asymmetric Maxillary Arch (Disorder), Cross Bite
- Trial name
- ARME (NCT06486324)
- Testing
- A locked modified acrylic bonded rapid maxillary expansion appliance (ARME)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Celal Irgin
Malocclusion, Dentofacial Deformities
Augmented Reality for Orthognatic Surgery Patient Education
To evaluate whether the use of augmented reality (AR) for visualizing 3D models can be a valuable addition to patient education regarding orthognathic procedures compared to using only 2D visualization (on a computer screen).
- Conditions
- Malocclusion, Dentofacial Deformities, Patient Satisfaction, Informed Consent
- Trial name
- NARRATE (NCT06140043)
- Testing
- Patient consultation
- Where
- 3 sites in Germany, Netherlands
- Volunteers
- 60 people
- Sponsor
- University Medical Center Groningen
Dentofacial Deformities
Preoperative Anxiety and Its Impact on Intraoperative Hemodynamics and Postoperative Pain, Edema, and Trismus in Orthognathic Surgery
This study aims to investigate the relationship between preoperative anxiety and intraoperative hemodynamic changes, as well as postoperative pain and facial edema, in patients undergoing orthognathic surgery.
- Trial name
- NCT07439679
- Where
- Turkey (Türkiye)
- Volunteers
- 45 people
- Sponsor
- Istanbul Medipol University Hospital
Dentofacial Deformities, Orthognathic Surgery
Quantitative Evaluation of Attention to Faces After Orthognathic Surgery With Eye-tracking
Dentofacial deformities refer to morphological anomalies of the jaws. Their development during growth determines the shape of the lower third of the face and the type of dental occlusion.
- Conditions
- Dentofacial Deformities, Orthognathic Surgery, Social Perception, Eye Tracking
- Trial name
- OCHIRO (NCT06494709)
- Testing
- photographs
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Dentofacial Deformities, Regional Anesthesia Morbidity
Ultrasound-guided Bilateral Suprazygomatic Maxillary Nerve Block and Bimaxillary Osteotomy
Bimaxillary osteotomy is a surgery procedure of the orthognathic surgery field with the aim to correct dental and facial abnormalities, for both functional and aesthetic cases.
- Trial name
- NCT03913429
- Testing
- Infiltration, Maxillary nerve blockade
- Where
- Spain
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Servei Central d'Anestesiologia
Dentofacial Deformities
Correlation Between Dental Inclination and Bone Thickness in Patients With Class III Dentofacial Deformities
The correlation between tooth inclination and bone thickness and the comparison between thickness measurements and buccolingual inclination before and after dental decompensation will be evaluated through tridimensional images in…
- Trial name
- NCT02491619
- Testing
- orthodontic decompensation
- Where
- Brazil
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Michelle Sendyk
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
Dentofacial Deformities
Custom Titanium Plates vs. 3D Splints in LeFort I Osteotomy
This randomized comparative study evaluates the accuracy and feasibility of two techniques for maxillary repositioning in Le Fort I osteotomy: Customized titanium plates (splintless technique) Three-dimensional (3D)-printed…
- Trial name
- NCT06933628
- Testing
- Patient-Specific Titanium Plates, 3D-Printed Intermediate Splint
- Where
- Egypt
- Volunteers
- 12 people
- Sponsor
- Al-Azhar University
Mandibular Neoplasms, Maxillary Neoplasms
3D-Printed Patient-Specific Surgical Plates Versus Conventional Surgical Plates in Jaw Reconstruction
Objectives: The aim of this randomised controlled clinical trial is to evaluate surgical accuracy and efficiency of computer-assisted jaw reconstruction using 3D-printed patient-specific titanium surgical plates versus…
- Conditions
- Mandibular Neoplasms, Maxillary Neoplasms, Dentofacial Deformities
- Trial name
- NCT04635865
- Testing
- 3D-printed patient-specific plate, Conventional commercial reconstruction plate
- Where
- Hong Kong
- Volunteers
- 92 people
- Sponsor
- The University of Hong Kong
Dentofacial Deformities, Malocclusions
Changes in Depression and Esthetic Perception After Orthognathic Surgery
This study aims to evaluate changes in depressive symptoms and subjective esthetic perception before and after bimaxillary orthognathic surgery in patients with different types of malocclusion.
- Conditions
- Dentofacial Deformities, Malocclusions, Orthognathic Surgery
- Trial name
- NCT07702448
- Where
- Turkey (Türkiye)
- Volunteers
- 18 people
- Sponsor
- Kırıkkale University
Ankyloglossia, Speech Delay
Frenuloplasty for Speech and Myofunctional Outcomes
Children with ankyloglossia (tongue tie) can have abnormal tongue function, putting them at a disadvantage when it comes to speech and articulation.
- Conditions
- Ankyloglossia, Speech Delay, Dentofacial Abnormalities
- Trial name
- NCT06089629
- Testing
- Lingual frenuloplasty
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- The Oregon Clinic
Maxillofacial Abnormalities, Jaw Abnormalities
Digital Occlusal Wafer Versus Waferless Distal Segment Repositioning for BSSO in Skeletal Mandibular Deformities
Research studies continues to attempt testing modifications to refine the treatment protocols through computer assisted design or computer-generated surgical Wafer splints, have greatly revolutionized the incorporation of digital…
- Conditions
- Maxillofacial Abnormalities, Jaw Abnormalities, Prognathism, Retrognathia
- Trial name
- NCT05151042
- Testing
- wafer-less approach, Computer Guided orthognathic surgery using occlusal wafers
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Cairo University
Dentofacial Deformity
Orthognathic Surgery and Postoperative Antibiotic Use
Currently there is debate in the literature as to the recommended length of postoperative antibiotics in patients undergoing orthognathic surgery.
- Trial name
- NCT01823523
- Testing
- Cefazolin, Cephalexin, Clindamycin
- Where
- Canada
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Atlantic Center for Oral and Maxillofacial Surgery
Dentofacial Deformities
Effects of Oral Melatonin on Neurosensory Recovery Following Facial Osteotomies
Orthognathic surgery is commonly performed for the treatment of dentofacial deformities. Yet, one of the most prevalent and long-term complication encountered is neurosensory disturbance thus impairing sensation to parts of the…
- Trial name
- NCT02889432
- Testing
- Oral Melatonin 10mg
- Where
- Hong Kong
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong