Clinical trials: Orthognathic Surgical Procedures
Dentofacial Deformities, Dentofacial Anomalies [Including Malocclusion] and Other Disorders of Jaw (M26-M27)
Effect of Proximal Segment Positioning on Postoperative Condylar Remodeling in Bimaxillary Orthognathic Surgery
Bimaxillary orthognathic surgery is a surgical procedure that involves simultaneous corrections to both the maxilla (upper jaw) and mandible (lower jaw).
- Trial name
- NCT06897787
- Testing
- manuel positioning group, mandibular basis osteotomy
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Dentofacial Deformities, Le Fort; I
Comparison Between Two Techniques to Reposition the Maxilla After le Fort 1
clinical and radiographic comparison between novel locating guide design with pre-bent titanium plates and 3d printed intermediate wafer to reposition the maxilla after Le Fort 1 osteotomy in orthognathic surgery (randomized…
- Trial name
- orthognathic (NCT06132906)
- Testing
- Orthognathic surgery (lefort1)
- Where
- Egypt
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Alexandria University
Computed Tomography-guided Nasotracheal Intubation, The Space Where the Tube Will be Passed in the Internal Nasal Valve Region
Computed Tomography-Guided Nasotracheal Intubation Procedure
Background: Nasotracheal intubation can lead to severe complications like epistaxis with excessive bleeding. The advancement difficulty of the tube faced during nasal intubation is one of the fundamental causes of this condition.
- Trial name
- NCT05525754
- Testing
- computed tomography-guided nasotracheal intubation
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Malocclusion, Angle Class III
Evaluation of Surgical Outcomes of Patients Treated With the Surgery First Approach and Aligners
The purpose of this prospective study is to compare treatment outcomes and the quality of life of skeletal Class III patients treated with conventional fixed appliances and aligners undergoing Surgery-first approach.
- Trial name
- NCT05822271
- Testing
- Orthognathic Surgery
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Rio de Janeiro State University
Orthognathic Surgery
Prediction Accuracy of Dolphin 3D in Bimax Surgery for Class III
Patients with class III dentofacial deformity who are in need of surgical correction are now able to see the potential changes to their faces before the actual operation.
- Trial name
- NCT04353635
- Testing
- dolphin 3d
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Orthognathic Surgical Procedures
Mandibular Medial Osteotomy Modifications and Postoperative Stability
This study aims to compare the effects of the Hunsuck and Posnick modifications of medial mandibular osteotomy on postoperative skeletal stability and relapse in patients undergoing orthognathic surgery.
- Trial name
- NCT07788976
- Testing
- sagittal split osteotomy, Hunsuck Modification of Medial Mandibular Osteotomy, Posnick Modification Group
- Where
- Turkey (Türkiye)
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Orthognathic Surgery
Functional Appliance for Orthognathic Surgery
The unstable condylar position in the glenoid fossa is a critical problem for postsurgical instability after mandibular advancement with subsequent mandibular relapse.
- Trial name
- NCT05009056
- Testing
- Postsurgical computer guided functional appliance
- Where
- Egypt
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Cairo University
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
Orthognathic Surgical Procedures
Effect of Proximal Segment Positioning on Condylar Remodeling
This study aims to evaluate postoperative condylar remodeling in patients undergoing bimaxillary orthognathic surgery by comparing two different proximal segment positioning techniques used during mandibular osteotomy.
- Trial name
- NCT07758725
- Testing
- Proximal Segment Rotation, Inferior Border Osteotomy Without Proximal Segment Rotation
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Preoperative Anxiety, Orthognathic Surgical Procedures
Visual Tools and Preoperative Anxiety in Orthognathic Surgery
This study evaluates whether adding visual tools to standard preoperative counseling can reduce anxiety in patients scheduled for bimaxillary orthognathic surgery.
- Trial name
- NCT07394881
- Testing
- Verbal İnformation, Animation Video Counseling, 3-D Skull Model Counseling
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Ankara University
Hypotension During Surgery, Blood Loss, Surgical
Reducing Hypotensive Anesthesia Use With TXA During Orthognathic Surgery
This prospective study will analyze the need for deliberate hypotensive anesthesia (DHA) during orthognathic surgery when tranexamic acid (TXA) is administered.
- Trial name
- NCT05474027
- Testing
- Avoidance of Deliberate Hypotensive Anesthesia, TRANEXAMIC ACID 1 G in 10 mL INTRAVENOUS INJECTION, SOLUTION
- Where
- United States
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Orthognathic Surgical Procedures, Patient Specific Implant
Maxillary Positioning in Orthognathic Surgery
Patient that need corrective Jaw Surgery went into Maxillary Positioning in one of two groups either Maxilla Fixed using occlusal waver or PSI
- Trial name
- NCT07671794
- Testing
- Maxillary Orthognathic Surgery
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Orthognathic Surgery
Accuracy of Maxillary Two Customized 3D Titanium Miniplates Versus Four Customized 3D Miniplates
In this research the investigators aim to minimize the use of more hardware in the fixation of the orthognathic surgery cases. The objective of this study is to assess the accuracy of the plan transfer with two customized…
- Trial name
- NCT07418684
- Testing
- two customized titanium plates, four customized titanium plates
- Where
- 2 sites in Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Cairo 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
Mandible; Deformity, Surgical Healing
LLLT Effects on Inferior Alveolar Nerve (IAN) Recovery Post-orthognathic Surgery
Low-level laser therapy (LLLT) is a well-studied technique that has been shown to improve recovery time and reduce pain and swelling in patients undergoing surgery, including orthognathic surgery, and has no known negative…
- Conditions
- Mandible; Deformity, Surgical Healing, Orthognathic Surgery, Nerve Injury
- Trial name
- NCT04910074
- Testing
- Low-level laser therapy, Dummy LLLT
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Albert Einstein College of Medicine
Intraoperative Bleeding, Postoperative Edema
Prevention of Intraoperative Bleeding and Postoperative Swelling in Orthognathic Surgery Through the Use of Tranexamic Acid
Purpose of the study: To evaluate the effect of tranexamic acid (TXA) of intraoperative blood loss in patients subjected to bi-maxillary orthognathic surgery To evaluate the potential effect of TXA on fibrin structure To evaluate…
- Trial name
- TXA2014-15 (NCT02229292)
- Testing
- Tranexamic Acid, Saline
- Where
- Denmark
- Volunteers
- 104 people, healthy volunteers welcome
- Sponsor
- Esbjerg Hospital - University Hospital of Southern Denmark
Orthognathic Surgery
Retrospective Analysis of Anesthesia Procedure in Orthognathic Surgery
Using retrospective medical records to analyze the difference between the analysis of the correlation between operation time, blood loss, anesthesia methods, anesthesia medication, and postoperative recovery time
- Trial name
- NCT05316545
- Where
- Taiwan
- Volunteers
- 700 people, healthy volunteers welcome
- Sponsor
- Kaohsiung Medical University Chung-Ho Memorial Hospital
Surgical Blood Loss
Assessment of Hematologic Parameters Before and After Bimaxillary Orthognathic Surgery
The purpose of the present study was to compare some hematologic parameters and operation time in patients who underwent esthetic bimaxillary surgery under hypotensive anesthesia.
- Trial name
- NCT02364765
- Testing
- Remifentanil
- Where
- Brazil
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Federal University of Minas Gerais
Orthognathic Surgical Procedures, Three Dimensional (3D) Orthodontic Device
Accuracy of Three-Dimensional Soft Tissue Prediction Using Dolphin 3D Software in Patients With Mandibular Deformities Undergoing Orthognathic Surgery
This study aims to evaluate the accuracy of "Dolphin 3D" software for prediction of soft tissue changes in management of patients seeking orthognathic surgery to treat their mandibular deformities and collecting their feedback…
- Trial name
- NCT07557758
- Testing
- Dolphin 3D Software
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Ain Shams University