Clinical trials: Deep Overbite
Obstructive Sleep Apnea, Malocclusion
Premolar Extractions for Obstructive Sleep Apnea in Children With Overjet
This research aims to provide pediatric patients with polysomnography (a sleep study) before and after orthodontic treatment to determine if the extraction of upper premolars for treating excessive overjet results in an increase…
- Trial name
- NCT04946201
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Mohamed Bazina
Class II Malocclusion
the Mini-plate Anchored Herbst Appliance Versus the Dentally Anchored Fixed Functional Appliance
the objective of the current study is to compare the dentofacial effects of the mini-plate anchored Herbst appliance Versus the dentally anchored Twin force bite corrector Appliance in Young Adult Class II Orthodontic Patients…
- Trial name
- NCT05440526
- Testing
- Herbst Group, TFBC Group
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Skeletal Class II Malocclusion, Dental Overjet
Removable Devices in Overjet Reduction
The goal of this clinical trial si to compare two removable devices used to treat the mandibular retrusion in growing patients. The main questions it aims to answer are: the efficacy of the two devices in the reduction of the…
- Trial name
- RemoDevOJ (NCT06955637)
- Testing
- dental movement
- Where
- Italy
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of L'Aquila
Class II Div 1 Malocclusion, Protrusion, Incisor
Effectiveness of Two Corticotomy Techniques in Retracting the Upper Anterior Teeth by Using Miniscrews
This study aims to evaluate and compare the skeletal, dental and soft tissue changes, the levels of pain and discomfort and the effect on periodontal health and teeth vitality associated to traditional corticotomy and flapless…
- Trial name
- NCT03279042
- Testing
- Flapless corticotomy surgical intervention will be conducted, Traditional corticotomy
- Where
- Syria
- Volunteers
- 20 people
- Sponsor
- Damascus University
Overbite (Excessive) Horizontal
Study the Effect of Upper Expansion Appliances on Lower Jaw Forward Projection/Growth
Young children with backward positioned lower jaw/chin will be recruited to have an upper jaw expansion appliance. Previous research showed that the use of similar appliances can lead to lower jaw forward growth.
- Trial name
- NCT03286569
- Testing
- Upper arch Wilson quadhelex appliance
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Alberta
Class II Malocclusion, Orthodontic Tooth Movement
Effect of Photobiomodulation on Orthodontic Tooth Movement
This study evaluated whether photobiomodulation (PBM), a form of low-level light therapy, can accelerate orthodontic tooth movement during canine distalization in adult patients undergoing fixed orthodontic treatment.
- Trial name
- NCT07390357
- Testing
- 635-nm photobiomodulation
- Where
- Poland
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Wroclaw Medical University
Class II Malocclusion, Class II Malocclusion, Division 1
Distalization With Aligners: Anchorage Options
Background: To compare the dentoskeletal effects of Class II elastic anchorage and infrazygomatic crest (IZC) miniscrew anchorage in sequential maxillary molar distalization using clear aligners.
- Trial name
- NCT06631131
- Testing
- Distalization with clear aligners supported by Class II elastics, Distalization with clear aligners supported by miniscrew
- Where
- Turkey (Türkiye)
- Volunteers
- 22 people
- Sponsor
- Bezmialem Vakif University
Malocclusion
Comparison of the Quantity of Distal Movement of the Upper Canine and Molar
THE PURPOSE OF THE STUDY IS COMPARE THE QUANTITY OF DISTAL MOVEMENT OF THE UPPER CANINE AND MOLAR USING CLASS II ELASTICS WITH AND WITHOUT SLIDING JIG IN A PERIOD OF 3 MONTHS
- Trial name
- NCT01654419
- Testing
- Class II elastics and Sliding Jig, Class II elastic alone
- Where
- Colombia
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Universidad de Antioquia
Class II Malocclusion
Analysis of Muscle Activity With Myofunctional Devices, Using Surface Electromyography
Importance and justification The importance of carrying out this study is to verify the electrical activity generated by the masticatory muscles to be able to have clarity of their performance in the development of orthopedic…
- Trial name
- NCT03863275
- Testing
- functional apparatus, Diagnosis and observation
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Fundación Universitaria CIEO
Deep Bite Malocclusion
Efficacy of Aligners vs ABT and RCOS for Deep Bite Correction: CBCT Study
This prospective clinical trial aims to evaluate the efficacy of clear aligner therapy compared to two different treatment modalities - anterior bite turbos and reverse curve of Spee (RCOS) archwires - for the correction of…
- Trial name
- DB-CBCT (NCT07096401)
- Testing
- Reverse Curve of Spee Archwire, Anterior Bite Turbos, Clear Aligners
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Deep Bite Malocclusion, Intrusion of Tooth
Maxillary Incisor Intrusion Using Utility Arch Assisted With Micro-osteoperforations
Study will be directed to evaluate the dentoalveolar changes following maxillary incisor intrusion using utility arch assisted with micro-osteoperforations in deep bite cases.
- Conditions
- Deep Bite Malocclusion, Intrusion of Tooth, Orthodontic Tooth Movement, Root Resorption
- Trial name
- MOPs (NCT07566676)
- Testing
- Micro-osteoperforations, Utility arch
- Where
- Egypt
- Volunteers
- 18 people
- Sponsor
- Al-Azhar University
Class II Malocclusion
The Effect of Low-level Laser Therapy on Functional Treatment of Skeletal Class II Patients
this is a controlled clinical trial with 2 groups of patients of class II skeletal discrepancy due to mandibular retrusion one group is treated with twin block functional appliance and the other with twin block combined with low…
- Trial name
- NCT06024382
- Testing
- twin block, twin block combined with low level laser
- Where
- Egypt
- Volunteers
- 24 people
- Sponsor
- Mansoura University
Class II Malocclusion, Mandibular Retrognathism
Comparison Of The Effects Of Clear Aligners And Twinblock Appliances In Functional Treatment Of Class II Malocclusion
This prospective clinical study aimed to compare the skeletal and dentofacial effects of Twin Block (TWB) and clear aligners with mandibular advancement, and to evaluate mandibular trabecular bone changes through fractal analysis…
- Trial name
- NCT07454694
- Testing
- Invisalign Clear Aligners, Twinblock Functional Appliance
- Where
- Turkey (Türkiye)
- Volunteers
- 34 people
- Sponsor
- Bezmialem Vakif University
Distalization, Class II Malocclusion
Comparison of Distalization of Maxillary First and Second Molars Between a Miniscrew Implant Supported Device and Clear Aligners.
The goal of this randomized clinical trial is to compare distalization of maxillary first and second molars achieved with a device supported with mini screw implants in the palate (Advanced Molar Distalization Appliance, AMDA®)…
- Conditions
- Distalization, Class II Malocclusion, Aligner Therapy, Distalization by Miniscrews
- Trial name
- NCT07040176
- Testing
- Upper molar distalization
- Where
- Greece
- Volunteers
- 40 people
- Sponsor
- Aristotle University Of Thessaloniki
Orthodontic Appliance Design, Retrognathism
Effect of the Innovated Seifi's Functional Appliance on Skeletal and Dentoalveolar Changes of Class II/ 1, Deep Bite
For improving the appearance of protruded upper front teeth when lower front teeth may touch palatal mucosa or have proximity to that; the innovated Seifi's Functional Appliance may be used.
- Conditions
- Orthodontic Appliance Design, Retrognathism, Malocclusion, Angle Class II, Deepbite
- Trial name
- Seifi-Fx (NCT00688233)
- Testing
- Seifi's Functional
- Where
- Iran
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Shahid Beheshti University of Medical Sciences
Class II Division 1 Malocclusion, Maxillary Prognathism
Laser-assisted Flapless Corticotomy in Accelerating Canine Retraction
Erbium lasers have been suggested to accomplish corticotomy without flap reflection due to their attractive advantages. The current trial aimed to evaluate the efficacy of laser-assisted flapless corticotomy in accelerating…
- Conditions
- Class II Division 1 Malocclusion, Maxillary Prognathism, Protrusion, Incisor
- Trial name
- NCT04316403
- Testing
- Er:YAG laser
- Where
- Syria
- Volunteers
- 18 people
- Sponsor
- Damascus University
Class II Malocclusion
Evaluation of the Levels of Pain, Discomfort, and Functional Impairment With Two Techniques of Retraction
Thirty-eight patients requiring extraction of maxillary first premolars will participate in the study. They will be divided randomly into two groups: an en-masse retraction group and a two-step group.
- Trial name
- NCT05652244
- Testing
- Mini-implants, Transpalatal arche (TPA)
- Where
- Syria
- Volunteers
- 38 people
- Sponsor
- Damascus University
Class II Malocclusion
Comparative Effect of Conventional and 3D-printed Twin Block Appliances on Soft Tissue Changes
: To evaluate the effectiveness of functional device treatment using both 3D-printed and conventional Twin Block appliances on soft tissue changes during growth modification in Class II malocclusion.
- Trial name
- Clinic Radiogr (NCT07795138)
- Testing
- Twin Block
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- 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
Bite, Orthodontics
Evaluation of a Novel Lip Bumper With Integrated Distal Shoe Appliance in Preventing Second Molar Impaction in Children With Anterior Deep Bite
The goal of this clinical trial is to evaluate the effectiveness of a novel lip bumper with an integrated distal shoe in preventing second molar impaction in children aged 8-10 years with anterior open bite during the mixed…
- Trial name
- Novel Lip Bump (NCT07015385)
- Testing
- Lip Bumper with Integrated Distal Shoe, Conventional Lip Bumper
- Volunteers
- 40 people
- Sponsor
- Dar Al Uloom University