Clinical trials: Bimaxillary Protrusion
Bimaxillary Protrusion
Evaluation of the Rate of Anterior Segment Retraction Using Two Types of Mechanics
The rate of anterior segment retraction in bi-maxillary protrusion cases was evaluated comparing the friction and friction-less mechanics.
- Trial name
- NCT04892056
- Testing
- Friction Mechanics, Frictionless Mechanics
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Malocclusion, Angle Class II, Division 1, Bimaxillary Protrusion
LLLLT vs Piezocision in Accelerating Orthodontic Canine Retraction
This comparative controlled clinical study aims to evaluate and compare the effectiveness of piezocision and low-level laser therapy (LLLT) as adjunctive interventions to accelerate orthodontic canine retraction.
- Conditions
- Malocclusion, Angle Class II, Division 1, Bimaxillary Protrusion, Class I Malocclusion
- Trial name
- NCT07466641
- Testing
- Low Level Laser Therapy, Piezocision
- Where
- Egypt
- Volunteers
- 21 people
- Sponsor
- Hesham Nabil Ali Al-Qamhawy
Bimaxillary Protrusion
Effect Of Low Level Laser Therapy on the Rate of En- Masse Retraction: RCT
There is scarcity in the literature regrading the effect of Low Level Laser Therapy (LLLT) on the rate of en-masse retraction. This study aims to investigate whether LLLT would affect the rate of en-masse retraction in females…
- Trial name
- NCT05183451
- Testing
- En- masse retraction and LLLT, En- masse retraction without LLLT
- Where
- Egypt
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Cairo University
Bimaxillary Protrusion
Evaluation of Incisors' Position Following Anterior Segment Retraction
There's scarcity in literature concerning the issue of anterior segment retraction technique and its effect on anterior teeth position.
- Trial name
- NCT04878939
- Testing
- Power chain used for anterior segment retraction, T-loop fabricated to perform anterior segment retraction
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Class II Division 1 Malocclusion, Class III Malocclusion
Efficiency of Canine Retraction Using Different Reactivation Intervals
Canine retraction after 1st premolar extracion into the extraction space is a routine treatment in orthodontics. Orthodontic patients requiring first premolar extraction, canine retraction and maximum anchorage were recruited for…
- Conditions
- Class II Division 1 Malocclusion, Class III Malocclusion, Bimaxillary Protrusion, Crowding, Tooth
- Trial name
- NCT04905004
- Testing
- Canine retraction
- Where
- Egypt
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Bimaxillary Protrusion
Evaluation of the Anchorage Loss During En-masse Retraction in Orthodontic Patients With Maxillary Protrusion
There is scarcity in literature regarding the effectiveness of friction and frictionless mechanics during ''En-masse retraction''technique on anchorage loss of posterior segment in orthodontic patients with maxillary protrusion.
- Trial name
- NCT04902456
- Testing
- Power chain and Crimpable hook fro En-masse Retraction, T-loop
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Airway
Airway Morphology After En-masse Retraction in Bimaxillary Protrusion Patients
This study aims to three-dimensionally assess the changes in the airway morphology after anterior segment retraction using maximum anchorage.
- Trial name
- NCT06197880
- Testing
- Anterior teeth retraction
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Beni-Suef University
Bimaxillary Protrusion
Effect of an AI Prediction Model of Facial Changes After Orthodontic Treatment of Patients With Bimaxillary Protrusion
After developing an Artificial Intelligence model to predict the facial changes of patients with bimaxillary protrusion following orthodontic extraction of premolars and tooth retraction, participants will view a prediction in…
- Trial name
- Ai (NCT07066423)
- Testing
- Ai prediction photo of the patients, Fixed orthodontic brackets with premolars extraction
- Where
- Egypt
- Volunteers
- 45 people
- Sponsor
- Mansoura University
Malocclusion, Angle Class I, Bimaxillary Protrusion
3D Comparison of Anterior Teeth Retraction and Anchorage Control Between En-masse and Two-step Mechanics
The aim of this study is to compare en masse (EM) and two-step anterior teeth retraction (TSR) evaluated by means of three-dimensional images superimposition.
- Conditions
- Malocclusion, Angle Class I, Bimaxillary Protrusion, Orthodontic Space Closure
- Trial name
- NCT03903575
- Testing
- En masse anterior teeth retraction, Two-Step Retraction
- Where
- Brazil
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Rio de Janeiro State University
Class II Malocclusion, Class III Malocclusion
Canine Retraction With Temporary Anchorage Devices
Various malocclusions require the extraction of the first premolars and retraction of the canines with the need for maximum anchorage.
- Conditions
- Class II Malocclusion, Class III Malocclusion, Crowding, Tooth, Bimaxillary Protrusion
- Trial name
- NCT04887974
- Testing
- canine retraction
- Where
- Egypt
- Volunteers
- 10 people
- Sponsor
- Future University in Egypt
Bimaxillary Protrusion, Angle Class II, Division 1
Evaluation of Two Approaches of Micro-osteoperforations (MOPs) During Orthodontic Canine Retraction
The aim of this clinical prospective study will be directed to evaluate two approaches of micro-osteoperforations (MOPs) during orthodontic canine retraction.
- Conditions
- Bimaxillary Protrusion, Angle Class II, Division 1, Dental Malocclusions
- Trial name
- NCT04868721
- Testing
- micro-osteoperforations
- Where
- Egypt
- Volunteers
- 18 people
- Sponsor
- Al-Azhar University
Bimaxillary Protrusion
Evaluation of Treatment Duration of En-masse Versus Two Steps Retraction in Patients Having Maxillary Protrusion
Brief summary: there's a scarcity in literature concerning time needed to retract anterior segment following premolars extraction.
- Trial name
- NCT04921579
- Testing
- En masse retraction, Two-Step retraction
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Dental Malocclusion, Bimaxillary Protrusion
Effects of Flapless Laser Corticotomy in Canine Retraction
This study is conducted to evaluate the effects of flapless laser corticotomy on the rate of canine retraction.
- Trial name
- NCT04631419
- Testing
- Flapless laser corticotomy, Canine retraction
- Where
- Egypt
- Volunteers
- 14 people
- Sponsor
- Suez Canal University
Bimaxillary Proclination, Bimaxillary Protrusion
Survival, Success, Stability, and Patient Comfort of TADs Placed by Steady Oblique-Angled Versus Two-Step Angulation Insertion Techniques
The goal of this clinical trial is to learn if two-step angulation Temporary Anchorage Devices (TADs) insertion technique better for survival, stability and patient-reported outcomes.
- Trial name
- NCT07715851
- Testing
- Temporary Anchorage Device (TAD), Two-step Angulation with Partial Unwinding Technique
- Where
- Malaysia
- Volunteers
- 28 people
- Sponsor
- University of Malaya
Dental Malocclusions, Angle Class II, Division 1
Flapless Mops for Acceleration of Canine Retraction
The aim of the present clinical study was directed to evaluate the effectiveness of micro-osteoperforations on the rate of canine retraction; in addition, the potential risk for root resorption during maxillary canine retraction.
- Conditions
- Dental Malocclusions, Angle Class II, Division 1, Bimaxillary Protrusion
- Trial name
- NCT04383600
- Testing
- Micro-osteoperforation
- Where
- Egypt
- Volunteers
- 12 people
- Sponsor
- Ahmed Akram Elawady
Bimaxillary Protrusion
Evaluation of the Rate of En-masse Retraction in Orthodontic Patients With Maxillary Protrusion
There's a scarcity in literature concerning en-masse retraction and its effect on the rate of tooth movement. The purpose of this study is to determine, In orthodontic patients with maxillary protrusion, which form of mechanics…
- Trial name
- NCT04902430
- Testing
- Power chain and Crimpable hook for En-Masse Retraction, T- Loop
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
En-masse Retraction , Class I Bimaxillary Protrusion
Friction Versus Frictionless Mechanics During Maxillary En-masse Retraction in Adult Patients
This study is a Randomized clinical trial comparing the effectiveness of two different mechanics during maxillary en-masse retraction in adult patients.
- Trial name
- NCT03261024
- Testing
- Friction mechanics, Frictionless mechanics
- Volunteers
- 30 people
- Sponsor
- Cairo University
Bimaxillary Protrusion
Evaluation of Smile Esthetics in Orthodontically Treated Patients With Bimaxillary-dentoalveolar Protrusion
Evaluation of Smile Esthetics in Orthodontically Treated Adult Female Patients with Bimaxillary-dentoalveolar Protrusion. A Retrospective Cohort Study.
- Trial name
- NCT03074370
- Where
- Egypt
- Volunteers
- 19 people
- Sponsor
- Cairo University
Bimaxillary Protrusion
Evaluation of Mini and Macro-esthetics Following En- Masse Retraction Versus Two Step Retraction
There's a scarcity in literature concerning mini-esthetics specially maxillary gingival display changes following en-masse retraction and two-step retraction.
- Trial name
- NCT05150665
- Testing
- En-masse retraction, Two step Retraction
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt