Clinical trials: Le Fort
Maxillofacial Deformity, Maxillofacial Abnormalities
a Comparative Analysis of Subspinal and Conventional Le Fort I Osteotomy on Nasolabial Soft Tissues
Following surgical operations, patients have aesthetic expectations as well as functional ones. To minimize undesirable aesthetic results after surgery and to increase the effectiveness of the surgery, the surgical method used…
- Conditions
- Maxillofacial Deformity, Maxillofacial Abnormalities, Maxillo-facial Surgery
- Trial name
- NCT07549659
- Testing
- conventional le fort I osteotomy type, subspinal le fort I osteotomy type
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Malocclusion
Finite Element Modelling of Le Fort I Osteotomy Fixation : PSI vs Miniplates
This study aimed to evaluate the biomechanical performance of patient-specific versus conventional fixation for Le Fort I osteotomy using subject-specific finite element models derived from real surgical plans.
- Trial name
- NCT07365657
- Testing
- In silico orthognathic surgery with customized implants digital only on 3D scanners
- Where
- France
- Volunteers
- 2 people
- Sponsor
- Centre Hospitalier Universitaire de Nice
Dentofacial Deformities
Stability of Two Designs of Patient Specific Osteosynthesis For Fixation of LeFort 1 Osteotomy in Orthognathic Surgery
A comparison of the stability of two different designs of patient specific fixation devices for the performance of splintless computer guided le fort 1 osteotomy in orthognathic surgery workflow for the correction of a variety of…
- Trial name
- NCT05522348
- Testing
- Stability of a two piece PSI deign in splintless maxillary orthognathic surgery, Stability of a one piece PSI deign in splintless maxillary orthognathic surgery
- Where
- Egypt
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Cairo University
Quality of Life
Three Dimensional Evaluation of Nasolabial Changes Following Classic vs Without Alar Base Suture After Le Fort I Osteotomy
Three dimensional evaluation of nasolabial changes following classic vs without alar base suture after Le Fort I osteotomy A randomized controlled clinical trial
- Trial name
- NCT04021836
- Testing
- 3d evaluation of nasolabial change
- Volunteers
- 20 people
- Sponsor
- Cairo University
Jaw Abnormalities
A Modified Minimally Invasive Approach Towards Le Fort I Osteotomy: a Prospective Study
Nowadays, maxillary Le Fort I osteotomy is a safe and routinely performed procedure. The conventional approach is characterized by a vestibular incision extending from molar-to-molar, associated with a pterygomaxillary…
- Trial name
- MILF-I (NCT02660216)
- Where
- Belgium
- Volunteers
- 20 people
- Sponsor
- AZ Sint-Jan AV
Facial Injuries, Mandible Fracture
Multi-Institutional IMPACT Validation
The goal of this observational study is to validate a novel patient-reported outcome measure (PROM) for patients suffering maxillofacial trauma: The Integrated Modular Patient-Reported Outcome Assessment for Craniomaxillofacial…
- Conditions
- Facial Injuries, Mandible Fracture, Le Fort, Zygomaticomaxillary Complex Fracture
- Trial name
- NCT06850857
- Testing
- IMPACT-G Module, IMPACT-N Module, IMPACT-O Module
- Where
- 3 sites in United States
- Volunteers
- 500 people
- Sponsor
- University of Tennessee
Malocclusion, Angle Class II, Malocclusion, Angle Class III
Comparing 3D-Printed and Milled Titanium Plates in Jaw Surgery (Le Fort I): Accuracy and Operative Time
The purpose of this study is to find out if 3D printed patient-specific titanium plates improve surgical accuracy and decrease operative time compared to milled patient-specific titanium plates in patients having Le Fort I…
- Conditions
- Malocclusion, Angle Class II, Malocclusion, Angle Class III, Dentofacial Deformities, Osteotomy, Le Fort I
- Trial name
- TiPlateRCT (NCT07841067)
- Testing
- 3D-Printed Patient-Specific Titanium Plates, Milled Patient-Specific Titanium Plates
- Where
- Egypt
- Volunteers
- 12 people
- Sponsor
- Future University in Egypt
Discoloration, Tooth
In Vivo Assessment of Natural Tooth Color After Orthognathic Surgery. A Pilot Controlled Clinical Trial
In six consecutive patients planned to receive combined orthodontic-orthognathic surgery natural tooth color on 8 incisors was measured before initiation of the combined treatment (Time Point 1- baseline) and after its completion…
- Trial name
- NCT03657498
- Testing
- Combined orthodontic-orthognathic treatment, Standard orthodontic treatment
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Le Fort; I
Accuracy of LeFort I Osteotomy Fixation Using Two Plates Versus Four Plates Patient Specific Osteosynthesis
Virtual Surgical planning (VSP) has significantly improved many aspects of oral and maxillofacial surgery. A very important aspect is surgical accuracy and precise transfer of the surgical plan to the operating theatre and…
- Trial name
- NCT05908370
- Testing
- Maxillary orthognathic surgery using 4 patient specific osteosynthesis (4-Plates)
- Where
- Egypt
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Pain, Postoperative, Numbness
Lidocaine Versus Bupivacaine in Orthognathic Surgery
In this research study, we want to learn more about the impact of two different local anesthetics (bupivacaine and lidocaine) on patient experience following orthognathic (jaw) surgery.
- Conditions
- Pain, Postoperative, Numbness, Temperature Sensation, Perception of Touch
- Trial name
- NCT06450028
- Testing
- 10 cc of 0.25% bupivacaine hydrochloride with 1:200,000 epinephrine, 6.8 cc of 2% lidocaine hydrochloride with 1:100,000 epinephrine
- Where
- United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Boston Children's Hospital
Orthognathic Surgery
Comparison Between Prebent Plates and Custom Plates After le Fort 1 in Orthognathic Surgery
patients with dentofacial deformities , who needs lefort 1 osteotomy to correct position of maxilla , are divided into two groups: one group receives custom titanium plates which is patient specific and the other group receives…
- Trial name
- customortho (NCT06188403)
- Testing
- Orthognathic surgery (lefort1)
- Where
- Egypt
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Alexandria University
Dentofacial Deformities
The Use of Bone-borne Guides in Orthognathic Surgery Cases
The present study was conducted to evaluate a new design of the intermediate stent that is used in orthognathic surgery cases requiring Le Fort I osteotomy.
- Trial name
- NCT04224805
- Testing
- Bone-borne CAD/CAM splint, 3D interocclusal conventional splint
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Alexandria University
Malocclusion, Maxillofacial Injuries
A Cohort Prospective Study of Predictors Influencing the Quality of Visualization of the Operating Field During Orthognathic Surgery
It is very important to decrease the bleeding during bimaxillary osteotomy in order to increase the visibility of the surgical site.
- Conditions
- Malocclusion, Maxillofacial Injuries, Orthodontics, Hemorrhage
- Trial name
- NCT05814991
- Testing
- Nitroglycerin solution, monitoring of cerebral oxygen saturation
- Where
- Russia
- Volunteers
- 100 people
- Sponsor
- State Budgetary Healthcare Institution, National Medical Surgical Center N.A. N.I. Pirogov, Ministry of Health of Russia
Le Fort; I, Blood Loss
Impact of Different Instrument Modifications on Lateral Nasal Wall Osteotomy and Pterygomaxillary Separation in Le Fort I Surgery
The aim of this study is to investigate the effect of different instrument modifications on the customized osteotomy of the lateral nasal wall in Le Fort I surgery, focusing on the level of lateral nasal wall fractures and the…
- Trial name
- NCT06629935
- Testing
- orthognathic surgery
- Where
- Turkey (Türkiye)
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Maxillofacial Abnormalities
Does Subspinal Le Fort I Osteotomy Affect the Nasal Airway Volume
After the description of Le Fort fractures, maxillary osteotomies are used to correct dentofacial deformities. The profile changes on nasolabial region resulting from a Le Fort I osteotomy, also that affects nasal airway.
- Trial name
- NCT06281197
- Testing
- Conventional, Subspinal
- Where
- Turkey (Türkiye)
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- TC Erciyes University
Cleft Lip and Palate, Le Fort
One-Piece Le Fort I Osteotomy Versus Segmental Le Fort I Osteotomy
Le Fort I osteotomy is often used in orthognathic surgery for patients to solve midface retrusion. It is known that post-surgical stability of Le Fort I osteotomy can be influenced by single jaw or bimaxillary procedures…
- Trial name
- NCT01871623
- Testing
- Segmental Le Fort I osteotomy, One-piece Le Fort I Osteotomy
- Where
- Taiwan
- Volunteers
- 60 people
- Sponsor
- Chang Gung Memorial Hospital
Le Fort, Pain, Postoperative
Anesthetic Optimization in Pediatric LeFort Surgeries
This study will propose and evaluate a standardized LeFort osteotomy anesthetic protocol for pediatric patients at Johns Hopkins Hospital.
- Trial name
- NCT05260320
- Testing
- Standardized Anesthetic Course from Premedication to Induction
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Orthognathic Surgical Procedures
Minimally Invasive Le Fort I Osteotomy
This is a single-center, prospective, randomized, controlled, and double-blind clinical study designed to evaluate the clinical outcomes of the minimally invasive Le Fort I osteotomy (MI-Le Fort I) compared with the conventional…
- Trial name
- NCT07279012
- Testing
- Minimally Invasive Le Fort I Osteotomy, Conventional Le Fort I Osteotomy
- Where
- Turkey (Türkiye)
- Volunteers
- 47 people
- Sponsor
- TC Erciyes University
Malocclusion, Open Bite
Effect of Customized Lateral Nasal Wall Osteotomy on the Pterygomaxillary Separation During le Fort I Down-fracture
The goal of this clinical trial is to show the effect of patient specific lateral nasal wall osteotomy to the pterygomaxillary separation during Le Fort I down-fracture. Participants will be divided into two treatment groups.
- Conditions
- Malocclusion, Open Bite, Le Fort; I, Orthognathic Surgery
- Trial name
- NCT06233188
- Testing
- orthogantic surgery
- Where
- Turkey (Türkiye)
- Volunteers
- 43 people
- Sponsor
- Bezmialem Vakif University
Maxillary Deficiency
Paranasal Sinus Volumes of Maxillary Deficiency Patients Requiring Le Fort Osteotomy
The present study aims to compare ethmoid, sphenoid and maxillary sinus volumes of patients with maxillary deficiency requiring Le Fort osteotomy with healthy patients, by employing computed tomography imaging.
- Trial name
- NCT04637568
- Testing
- Computerized tomography
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Ankara University