Clinical trials: Maxilla
Maxillary Retrusion, Nasal Airway Obstruction
Evaluation of the Effect of Three Types of Rapid Maxillary Expanders (Conventional, Hybrid and MSE)
Aim of the study: To compare radiographically the morphometric changes in the nasal airway after using three types of rapid maxillary expansion (RME) conventional hyrax (CH), hybrid hyrax (HH) and maxillary skeletal expander…
- Trial name
- NCT05446714
- Testing
- CH 4 band, HH 2 bands, MSE 2 bands and 4
- Where
- Egypt
- Volunteers
- 54 people
- Sponsor
- Al-Azhar University
Root Resorption
Amount of Root Resorption of Maxillary Anteriors After en Masse Versus Two Step Space Closure
The goal of this study is to compare the three dimensional root resorption after extraction space closure in two groups: two step retraction and en masse retraction.
- Trial name
- CBCT (NCT05606185)
- Testing
- retraction method
- Where
- Pakistan
- Volunteers
- 60 people
- Sponsor
- Dow University of Health Sciences
Unilateral Cleft Lip, Nasoalveolar Molding
Nasolabial Soft Tissue Esthetics and Maxillary Changes in Unilateral Cleft Lip and Palate Using PreSurgical Infant Orthopedics With Different Approaches
The nasal deformity is an abnormality in the appearance and structure of the nose in cleft patients having unilateral cleft lip and palate (UCLP).
- Trial name
- PSIO (NCT05940389)
- Testing
- Naso Alveolar Mold, Taping with nasal elevator:
- Volunteers
- 24 people
- Sponsor
- Al-Azhar University
Deep Bite Malocclusion
Bonded Bite Turbos Were Bonded to Palatal Surfaces of Maxillary Incisors for Sixty Patients With Anterior Deep Overbite to Check Acceptance Rate of Patients to These Bite Turbos.
Background: Bonded composite bite turbos are an efficient tool in the treatment of deep bite malocclusion. Patient satisfaction with orthodontic appliances has been correlated with treatment success.
- Trial name
- ABT-SAT (NCT07143916)
- Testing
- bonded anterior bite turbos
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Cairo University
Unilateral Alveolar Cleft of Maxilla
Bone Marrow Aspirate Concentrate With Bovine Bone Graft for Unilateral Alveolar Cleft Reconstruction
This randomized clinical trial evaluated whether adding autologous bone marrow aspirate concentrate (BMAC) to a bovine-derived bone graft improves healing and bone regeneration in patients undergoing reconstruction of a…
- Trial name
- NCT07786259
- Testing
- BMAC-Enriched Bovine Bone Grafting, Bovine Bone Grafting
- Where
- Egypt
- Volunteers
- 16 people
- Sponsor
- Tanta University
Impacted Canines, Orthodontic Treatment
Gingival Thickness of Impacted Maxillary Canines
This study was conducted to compare the periodontal health of labially and palatally impacted maxillary canines with similar mesio-distal displacement, perpendicular distance, and angulation, and to compare them with the…
- Conditions
- Impacted Canines, Orthodontic Treatment, Gingival Thickness
- Trial name
- NCT04860388
- Testing
- closed eruption technique
- Where
- Turkey (Türkiye)
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Yuzuncu Yil University
Class II Division 1 Malocclusion
Distalization Using Infrazygomatic Crest Miniscrews and Zygomatic Miniplates: A Randomized Clinical Trial
The main objective of this study is to quantify the distal movement of maxillary central incisors and molars achieved with infrazygomatic miniscrews in comparison with zygomatic miniplate anchorage.
- Trial name
- NCT04191070
- Testing
- infrazygomatic miniscrew, zygomatic miniplate
- Where
- India
- Volunteers
- 42 people
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Class II Malocclusion
Evaluation of Maxillary Molar Distalization With Two Bone Supported Protocols Using Cone Beam Computed Tomography
The goal of this clinical trial is to to evaluate and compare the skeletal and dental changes of bone supported Fast Back and bone supported modified Leaf Spring Self-Activated Expander in bilateral distalization of maxillary…
- Trial name
- NCT06308640
- Testing
- Fast Back Rapid Distalizer, Modified Leaf Spring Self-Activated Expander
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Tanta University
Orthodontic Appliance Complication
Effect of Clear Aligner Attachment Size on Extrusion of Maxillary Lateral Incisors
Orthodontic treatment has been revolutionized by clear aligner therapy, offering patients a more esthetic and comfortable alternative to traditional braces. In 1999, Align Technology introduced Invisalign.
- Trial name
- NCT06814262
- Testing
- Corresponding treatment order in the prescription with Align Technology, Superimposition of final and initial positions of lateral incisors: Predicted model, Superimposition of final and initial positions of lateral incisors: Gingivally beveled 1x1x3mm aligners
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- Virginia Commonwealth University
Malocclusion, Tooth Movement
Additional Palatal Force in Maxillary Canine Distalization
In orthodontic treatment involving extraction of the maxillary first premolars, the canine is distalized into the extraction space using sliding mechanics.
- Trial name
- NCT07862790
- Testing
- Combined buccal and palatal distalizing force, Buccal distalizing force
- Where
- Turkey (Türkiye)
- Volunteers
- 16 people
- Sponsor
- Atlas University
Necrotic Immature Permanent Incisors
A 24-month Outcomes of Single- Vs Multiple-visit Revascularization
The current randomized clinical trial will be conducted to evaluate the 24-month clinical and radiographic outcomes after revascularization of asymptomatic necrotic immature permanent maxillary incisors using single- or…
- Trial name
- NCT06762821
- Testing
- Single-visit revascularization, Multiple-visit revascularization
- Where
- Egypt
- Volunteers
- 86 people
- Sponsor
- Minia University
Orthodontic Patients
Efficacy of Skeletally Anchored Modified Leaf Expander in Maxillary Molar Distalization
Background: Distalization in orthodontics is one of conservative treatment modalities that result in gaining space especially in dental orthodontic cases of class ΙΙ molar relationship.
- Trial name
- NCT07534072
- Testing
- skeletally anchored Modified Leaf Expander
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Impacted Canines
2D Versus 3D Radiographs in the Localization of Upper Impacted Canines
Seventeen patients diagnosed with the extraction-based treatment of impacted maxillary canines will be included in this study. Each patient will undergo conventional 2D radiography including panoramic, and lateral cephalometric…
- Trial name
- NCT05745766
- Testing
- Panoramic and lateral cephalometric radiography, Cone beam computed tomography, Surgery
- Where
- Syria
- Volunteers
- 17 people
- Sponsor
- Damascus University
Tooth Injuries, Dental Restoration, Permanent
Colour Match, Stability, and Patient's Satisfaction of Single-Shade Composites in Anterior Teeth
The goal of this observational study is to evaluate the clinical performance of a single-shade composite resin, used with an injection moulding technique, in restoring maxillary incisors affected by traumatic dental injury in…
- Trial name
- NCT07309653
- Where
- Thailand
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Mahidol University
Anesthesia, Local
Pain Control of Needle-free Versus Needle Injected Local Anesthesia for Pulpotomy of Upper Primary Molars in Children
This is a study that will be conducted on 6 to 8 years old children to compare the needle-less jet injector with the conventional needle attached syringe in terms of efficiency in controlling pain of local anesthetic infiltration…
- Trial name
- NCT03917121
- Testing
- Jet injector, Needle attached dental syringe
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Cairo University
Maxillary Transverse Deficiency
A 6-months Evaluation of Patients' Compliance and Oral Hygiene During Rapid Maxillary Expander (RME) Treatment Using "Ortodontika" Smartphone Application
The aim of this study is to evaluate the clinical use of the smartphone application "Ortodontika" for the compliance of orthodontic patients with Rapid Maxillary Expander (RME).
- Trial name
- NCT05539469
- Testing
- Ortodontika app, Verbal instructions
- Where
- Italy
- Volunteers
- 40 people
- Sponsor
- University of Pavia
Postoperative Pain
Peripheral Nerve Block Techniques During Cleft Palate
Regional blocks are commonly used in pediatric anesthesia to achieve adequate postoperative analgesia. Suprazygomatic Maxillary nerve block (SMN) and Greater Palatine nerve block (GPN) are regional blocks described for use during…
- Trial name
- NCT04467463
- Testing
- peripheral nerve block by 0.25% levobupivacaine
- Where
- 2 sites in Egypt
- Volunteers
- 40 people
- Sponsor
- Cairo University
Canine Retraction, Piezocision
Comparative Assessment of Maxillary Canine Retraction With and Without Piezocision
Intraoral impressions with alginate will be taken at the start of treatment and plaster casts will be obtained by using ortho plaster.
- Trial name
- NCT07752212
- Testing
- Piezocision, Conventional canine retraction
- Where
- Pakistan
- Volunteers
- 30 people
- Sponsor
- Foundation University Islamabad
Expansion of Maxillary Arch, Maxillary Hypoplasia
Dentoskeletal Changes Expansion Using Invisalign Versus Conventional Expander
Cbct evaluation of dentoskeletal changes after expansion using Invisalign versus conventional expander
- Trial name
- NCT05899530
- Testing
- Invisalign, Conventional expander
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Healthy, Maxillary First Premolar Tooth Extraction
Gingival Crevicular Fluid Characterization During Orthodontic Treatment
During Orthodontic tooth movement, teeth are moved through alveolar bone under applied forces. The applied mechanical loading force must be transferred to the alveolar bone via periodontal ligament (PDL).
- Conditions
- Healthy, Maxillary First Premolar Tooth Extraction, Canine Retraction
- Trial name
- NCT04226469
- Testing
- Tooth movement
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Illinois Chicago