Clinical trials: Orthognathic Surgery, open to volunteers
Postoperative Blood Loss in Patient Undergoing Orthognathic Surgery
The Effect of Local Infiltration of Tranexamic Acid on Postoperative Blood Loss in Orthognathic Surgery
The effect of local infiltration of tranexamic acid in orthognathic surgery remains unclear. This study was conducted to evaluate the difference in postoperative blood loss, measured by surgical drain output, following…
- Trial name
- NCT06983886
- Testing
- Tranexamic Acid, Normal Saline Solution (NSS), Lidocaine (drug)
- Where
- Thailand
- Volunteers
- 25 people
- Sponsor
- Ramathibodi Hospital
Dentofacial Deformities
Patient-Specific vs. Conventional Positioning in Sagittal Split Ramus Osteotomy
This study aims to evaluate the clinical efficacy and positioning accuracy of a custom-made proximal segment positioning appliance designed for use in sagittal split ramus osteotomy (SSRO).
- Trial name
- NCT07125963
- Testing
- Custom-made positioning appliance-assisted mandibular segment repositioning, Conventional Manual Positioning
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people
- Sponsor
- Sümer Münevveroğlu
Sleep Apnea, Obstructive
Maxillomandibular Advancement Surgery for Treatment of Obstructive Sleep Apnoea Syndrome
This study looks at how jaw surgery called maxillomandibular advancement with counterclockwise rotation affects breathing during sleep in people with moderate to severe obstructive sleep apnea who cannot tolerate standard…
- Trial name
- OSAS (NCT07446634)
- Testing
- Maxillomandibular advancement surgery with counterclockwise rotation
- Where
- Sweden
- Volunteers
- 48 people
- Sponsor
- Jani Talvilahti
Maxillofacial Abnormalities
Maxillofacial Rehabilitation Using Motor Imagery vs Sham After Orthognathic Surgery
Dento-maxillary dysmorphoses are defined as an anomaly in the relative growth of the maxilla and/or mandible. They lead to functional disorders (i.e., disturbances in chewing or oral communication) and aesthetic issues with…
- Trial name
- MAXIMAND (NCT06263374)
- Testing
- Motor imagery of the jaw, Control task (Sudoku or Crossword puzzle)
- Where
- 3 sites in France
- Volunteers
- 100 people
- Sponsor
- Hospices Civils de Lyon
CAD/CAM, Patient Specific Implant
Tooth and Bone-borne Cutting/Repositioning Guide and Patient-specific Implant(PSI)
Dentofacial deformity refers to a group of disorders characterized by malocclusion and facial asymmetry resulting from developmental abnormalities of the maxilla and mandible, which cause morphological and positional anomalies of…
- Conditions
- CAD/CAM, Patient Specific Implant, Orthognathic Surgery, Surgery-first
- Trial name
- PSI (NCT07634276)
- Testing
- bimaxillary surgery(Lefort I and SSRO)
- Where
- China
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Peking Union Medical College
Facial Asymmetry
Assessment of the Accuracy of Patient Specific Plates for Correction of Maxillary Cant in Facial Asymmetry
The goal of this clinical trial is to learn how accurate patient-specific plates (PSPs) are for correcting a tilted upper jaw (maxillary cant) in people with facial asymmetry.
- Trial name
- NCT07001826
- Testing
- Virtual Surgical Planning (VSP) with Patient-Specific Plates (PSPs)
- Where
- Egypt
- Volunteers
- 8 people
- Sponsor
- Cairo University
Sleep Apnea Syndrome (OSAS), Orthognathic Surgical Procedures
Splintless Versus Conventional Maxillomandibular Advancement Surgery for Obstructive Sleep Apnea
The goal of this clinical trial is to find out whether using a splintless surgical approach improves the accuracy of maxillomandibular advancement (MMA) surgery for treating obstructive sleep apnea (OSA) in adults.
- Conditions
- Sleep Apnea Syndrome (OSAS), Orthognathic Surgical Procedures, Sleep Apnea - Obstructive
- Trial name
- SvCMAS (NCT07598461)
- Testing
- Splintless MMA surgery, Splint MMA surgery
- Where
- Netherlands
- Volunteers
- 66 people
- Sponsor
- Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)
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 Abnormalities, Dentofacial Deformities
Orthognathic Speech Pathology: Phonetic Contrasts of Patients With Dental Discrepancies Pre- and Post-Treatment Analyses
The investigators are studying how speech is effected by jaw and tooth position in jaw surgery patients. Eighty percent of our jaw surgery patients have speech pathologies, compared to five percent of the general population, but…
- Conditions
- Dentofacial Abnormalities, Dentofacial Deformities, Dentofacial Anomalies, Including Malocclusion, Malocclusion
- Trial name
- OSP (NCT04117360)
- Testing
- Orthognathic surgery and Orthodontics
- Where
- United States
- Volunteers
- 180 people
- Sponsor
- University of North Carolina, Chapel Hill
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
Orthognathic Surgery, Malocclusions
Evaluation of Emotional Responses Using the I-Motions System and Self-assessment Questionnaires, and Assessment of Postoperative Anatomical and Structural Units (TMJ and Masticatory Muscles) in Orthognathic Surgery Patients
Orthognathic surgery is a surgical procedure involving one or both jaws to correct skeletal discrepancies, restore proper occlusion, and improve facial aesthetics.
- Conditions
- Orthognathic Surgery, Malocclusions, Jaw Abnormalities, Dentofacial Deformities
- Trial name
- NCT07477873
- Testing
- Observational Assessment
- Where
- Lithuania
- Volunteers
- 100 people
- Sponsor
- Lithuanian University of Health Sciences
Cleft Lip and Palate
How Does Orthognathic Surgery Affect Jaw and Neck Motor Function?
In a prospective longitudinal study design, details in jaw-neck kinematics and electromyography (EMG) activity changes in patients (women and men) referred for surgical correction of basal relations between the maxilla and…
- Trial name
- NCT05876169
- Testing
- Orthognathic surgery
- Where
- Sweden
- Volunteers
- 40 people
- Sponsor
- Umeå University
Post Operative Pain, Orthognathic Surgery
Impact of Preemptive Analgesia on Postoperative Pain in Orthognathic Surgery
This randomized controlled clinical trial evaluates the effect of preemptive analgesia on postoperative pain outcomes in adult patients undergoing orthognathic surgery.
- Trial name
- NCT07571252
- Testing
- Acetaminophen, ibuprofen
- Where
- Puerto Rico
- Volunteers
- 72 people
- Sponsor
- University of Puerto Rico
Postoperative Edema, Postoperative Pain
Hilotherapy vs. Kinesio Taping in Orthognathic Surgery Recovery
This prospective randomized controlled trial aims to compare the effects of kinesio taping and hilotherapy on postoperative edema, pain, and trismus in patients undergoing bimaxillary orthognathic surgery.
- Conditions
- Postoperative Edema, Postoperative Pain, Trismus, Orthognathic Surgery
- Trial name
- NCT07006610
- Testing
- Kinesio Tex® Gold Taping, Hilotherm® Facial Cooling System
- Where
- Turkey (Türkiye)
- Volunteers
- 36 people
- Sponsor
- Medipol University
Orthognathic Surgery
Accuracy of Maxillary Fixation Using Custom Plates on Nasal Buttress Only Via Minimally Invasive Approach Versus Custom Plates on Nasal and Zygomatic Buttresses Via Conventional Approach in Orthognathic Surgeries
The goal of this clinical trial is to evaluate of the accuracy maxilla fixation using custom plates on nasal buttress only via minimally invasive approach versus using custom plates on nasal and zygomatic buttresses via…
- Trial name
- NCT07311785
- Testing
- minimally invasive maxillary fixation, Maxilla fixation using custom plates on nasal and zygomatic buttresses via conventional vestibular approach.
- Volunteers
- 30 people
- Sponsor
- Cairo University
Skeletal Deformities, Orthognathic Surgical Procedures
Impact of 3D-Printed Anatomical Model on Patient Understanding in Orthognathic Surgery
The goal of this clinical trial is to learn whether using three dimensional (3D)-printed anatomical models improves the informed consent process for participants undergoing orthognathic surgery.
- Conditions
- Skeletal Deformities, Orthognathic Surgical Procedures, Anxiety, Patient Education
- Trial name
- NCT07068412
- Testing
- 3D-printed Orthognathic Surgical Simulation, 2D Visual Representations of Skeletal Movements in Orthognathic Surgery
- Where
- 2 sites in Saudi Arabia
- Volunteers
- 60 people
- Sponsor
- King Abdulaziz University
Orthognathic Surgical Procedures, Piezoelectric Technique
Piezosurgery Versus Conventional Techniques in Orthognathic Surgery
The goal of this randomized double-blinded controlled clinical trial is to determine whether piezosurgery can reduce complications and improve outcomes compared to conventional osteotomy techniques in patients undergoing…
- Trial name
- NCT07174193
- Testing
- Piezosurgery, Conventional techniques
- Where
- 2 sites in Netherlands
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Erasmus Medical Center
CAD-CAM, Patients Specific Manufacturing
Analysis of Mandibular Proximal Segment Position Using Virtual Orthognathic Surgical Planning, Individualized Guides, and Osteosynthesis Plates
Orthognathic surgery is a surgical procedure performed to correct dentofacial deformities. In recent years, with the use of virtual surgical planning, cutting guides, and patient-specific osteosynthesis plates, highly predictable…
- Conditions
- CAD-CAM, Patients Specific Manufacturing, Osteotomy, Sagittal Split Ramus
- Trial name
- NCT06442787
- Testing
- conventional splints, cutting guides and positioning guides, cutting guides and fixation plates
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Orthognathic Surgery
Soft Tissue Prediction in Orthognathic Surgery by Making Anatomically Accurate Virtual Model
The role of orthognathic surgery in the correction of dento-skeletal dysmorphies, whether they are Class II or Class III or asymmetries, is to improve both the function and aesthetic appearance of thepatient.
- Trial name
- NCT06714747
- Where
- Italy
- Volunteers
- 10 people
- Sponsor
- IRCCS Azienda Ospedaliero-Universitaria di Bologna
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