Clinical trials: Maxilla
Transverse Maxillary Deficiency
Efficacy of Transverse Maxillary Expansion With AMCOP Preformed Appliances
The present study aimed to investigate the cross-sectional effect of Class I AMCOP devices in patients of all possible skeletal types from both vertical skeletal pattern (normodivergent, hyperdivergent, hypodivergent) and…
- Trial name
- NCT06864949
- Testing
- AMCOP appliance
- Where
- Italy
- Volunteers
- 30 people
- Sponsor
- University of Pavia
Orthodontic Appliance Complication
Evaluation of Maxillary Canine Retraction Assisted With Two Different Methods of Low-Intensity Pulsed Ultrasound
The current clinical study will be done for evaluation of maxillary canine retraction assisted with application of two different methods of low-intensity pulsed ultrasound.
- Trial name
- NCT05692817
- Testing
- Low-Intensity Pulsed Ultrasound
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Ammar Kasem Alzoubi
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
Tooth Impaction, Impacted Canine, Dental Anomalies
This Systematic Review Aims to Synthesize Available Evidence Regarding the Prevalence, Anatomical Distribution, Etiological Determinants, and Diagnostic Assessment of Permanent Canine Impaction. A Systematic Search of PubMed, PubMed Central, and ScienceDirect Was Conducted for Studies Published Betw
This systematic review aimed to synthesize current evidence regarding the prevalence, anatomical distribution, etiological determinants, and diagnostic assessment of permanent canine impaction.
- Trial name
- PCI (NCT07509320)
- Where
- Romania
- Sponsor
- Dimitrie Cantemir University
Malocclusion, Muscle Activity
Evaluation of Muscle Activity in Unilateral Posterior Crossbite
Posterior crossbite (PCB) is defined as the presence of one or more teeth of the posterior group (canine to third molar) in an inverted buccolingual relationship, where the vestibular cusp of the upper tooth is in contact with…
- Conditions
- Malocclusion, Muscle Activity, Maxillary Expansion
- Trial name
- NCT04962685
- Testing
- Rapid Maxillary Expansion
- Where
- Spain
- Volunteers
- 100 people
- Sponsor
- Universitat Internacional de Catalunya
Frenulum; Hypertrophy, Diode Laser
Diode Laser Versus Conventional Frenectomy in Children
This prospective, randomized, open-label, parallel-group clinical trial aims to compare diode laser frenectomy with conventional scalpel frenectomy in children aged 8-12 years with a clinical indication for maxillary labial…
- Conditions
- Frenulum; Hypertrophy, Diode Laser, Frenectomy, RT-PCR
- Trial name
- NCT07853599
- Testing
- Diode Laser Frenectomy, Conventional Scalpel Frenectomy
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people
- Sponsor
- Yuzuncu Yil University
Class II Division 1 Malocclusion
Evaluation of Distal Movement of Maxillary Dentition With Zygomatic Miniplates Using Cone Beam Computed Tomography
The main objective of this study is to quantify the distal movement of maxillary central incisors and molars achieved with miniplate anchorage.
- Trial name
- NCT03467555
- Testing
- Class II correction using miniplates in zygomatic region
- Where
- India
- Volunteers
- 20 people
- Sponsor
- Postgraduate Institute of Dental Sciences Rohtak
Obstructive Sleep Apnea
Maxillary Expansion Treatment of Pediatric OSA
Obstructive Sleep Apnea is a serious medical condition affecting an estimated 1-5% of children. The disease is believed to have several overlapping causes including large tonsils and small or narrow jaws.
- Trial name
- NCT01837914
- Testing
- Maxillary expansion, Adenotonsillectomy
- Where
- Canada
- Volunteers
- 14 people
- Sponsor
- University of British Columbia
Root Resorption of Maxillary Incisors
Effect of Low Level Laser Therapy on Root Resorption During Orthodontic Intrusion of Maxillary Incisors
The present study will be directed to evaluate the effect of low-level laser therapy on root resorption during orthodontic intrusion of upper incisors.
- Trial name
- NCT05707416
- Testing
- gallium aluminum arsenide (Ga-Al-As) semiconductor diode laser (SMARTTM PRO, LASOTRONIX, Poland), group B
- Where
- Egypt
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Molar Incisor Hypomineralisation
Articaine 4% Versus Lidocaine 2% for Local Anesthesia of MIH-affected Maxillary Molars
Comparison of injection pain with lidocaine and articaine. Comparison of the efficacy of lidocaine and articaine during treatment of MIH- maxillary molars.
- Trial name
- NCT05585112
- Testing
- Lidocaine 2%, Articaine 4%
- Where
- Syria
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Latakia University
Orthodontic Aligners
The Efficiency of Clear Aligners in Maxillary Molar Distalization: A Randomized Clinical Trial.
The aim of this study is to evaluate the accuracy of clear aligners on the amount of the maxillary molar distalization.
- Trial name
- Aligner (NCT06330571)
- Testing
- Molar distalization by aligners with attachment
- Where
- Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Angle Class 2 Malocclusion
Clear Aligners vs Fixed Appliances for Molar Distalization Using Infrazygomatic Crest Screws
This study compares three different methods of moving upper back teeth backward (distalization) to create space for crowded or protruding teeth, all supported by small temporary screws placed in the cheekbone area (infrazygomatic…
- Trial name
- NCT07714603
- Testing
- Pitts21® fixed appliance, Invisalign® Clear Aligners, ClearCorrect Clear Aligners
- Where
- Turkey (Türkiye)
- Volunteers
- 37 people
- Sponsor
- TC Erciyes University
Skeletal Class III Malocclusion
Efficacy of RME and Facemask Therapy for Class III Malocclusion
This multicenter randomized controlled trial compares the efficacy of Rapid Maxillary Expansion (RME) combined with facemask (FM) protraction versus FM protraction alone in treating growing children with skeletal Class III…
- Trial name
- NCT07053683
- Testing
- Combined RME and Facemask Therapy, Facemask Therapy Alone
- Where
- China
- Volunteers
- 358 people
- Sponsor
- Wuhan Integrated Traditional Chinese and Western Medicine Hospital
Orthognathic Surgery, Maxillofacial Abnormalities
Accuracy of Maxillary Repositioning During Orthognathic Surgery
Orthognathic surgery aims to correct jaw position taking into account esthetic and functional criteria (dental occlusion, lip position, breathing...). These surgeries are planned using clinical, radiological and dental cast data.
- Trial name
- POMOCOBS (NCT03357211)
- Volunteers
- 30 people
- Sponsor
- Centre Hospitalier Annecy Genevois
Crossbite (Anterior) (Posterior), Dental Malocclusion
Evaluation of First Molar Inclinations and Transverse Arch Width in Individuals With Posterior Crossbite
This study aims to evaluate and compare the inclination of the lower and upper permanent first molars and the transversal width of the lower and upper jaws in individuals of different age groups to evaluate whether the existing…
- Conditions
- Crossbite (Anterior) (Posterior), Dental Malocclusion, Maxillary Anomaly
- Trial name
- NCT04955860
- Testing
- Dental model analysis
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people
- Sponsor
- TC Erciyes University
Implant or Graft; Rejection
Implant Placement in Horizontally Deficient Maxillary Aesthetic Zone With Simultaneous Soft Tissue Augmentation
Tooth extraction in maxillary esthetic zone is accomplished with great dimensional changes of the alveolar ridge, different procedures have been tested to compensate these dimensional alteration, such as Hard bone augmentation…
- Trial name
- NCT05274256
- Testing
- implant placement with simultaneous soft tissue augmentation
- Where
- Egypt
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Cairo 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
Destructive Attachment of Labial Frenum
Prevalence of MLFA Types and MD in Egyptian Children With Erupted Canines
Descriptive observational cross sectional study Outpatient at faculty of dentistry Cairo university pediatric dentistry department clinic with midline diastema and fully erupted canines will be examined and assess type of frenal…
- Trial name
- diastema (NCT04244903)
- Where
- 2 sites in Egypt
- Volunteers
- 275 people, healthy volunteers welcome
- Sponsor
- Cairo University
Posterior Crossbite
Maxillary and Mandibular Arch Response to RME: a Multicentric Randomized Controlled Trial
Posterior crossbite is a common clinical condition often associated with transverse maxillary deficiency and functional mandibular shift.
- Trial name
- 6vsE (NCT02798822)
- Testing
- Rapid maxillary expansion
- Where
- 3 sites in Italy
- Volunteers
- 88 people
- Sponsor
- University of Genova
Orthodontic Appliance, Orthodontic Appliances
Short-term Stability of Tooth-borne vs Bone-borne Maxillary Expansion: A Parallel Cohort Study
This prospective parallel cohort study aimed to compare the short-term stability of maxillary expansion achieved with tooth-borne (Hyrax) and bone-borne expanders.
- Conditions
- Orthodontic Appliance, Orthodontic Appliances, Orthodontic Relapse
- Trial name
- NCT06916299
- Testing
- dental casts, tooth-borne expander insertion, miniscrew and bone-borne expander insertion
- Where
- Italy
- Volunteers
- 26 people
- Sponsor
- University of Roma La Sapienza