Clinical trials: Protrusion
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
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
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
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
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
Femur Fracture
Titanium Elastic Nails in the Treatment of Pediatric Femur Fractures
Titanium elastic nails in the pediatric femoral fractures: A prospective randomized clinical trial of eliminating nail protrusion to decrease soft tissue complications
- Trial name
- NCT00175656
- Testing
- Elimination of titanium elastic nail prominence at the insertion site and leaving the nails in situ
- Where
- Canada
- Volunteers
- 80 people
- Sponsor
- University of British Columbia
Colostomy, Ileostomy - Stoma
Incidence and Risk Factors of Parastomal Bulging in Patients With Ileostomy or Colostomy
The purpose of this study is to use routinely-collected health data from registers to examine the incidence of parastomal bulging (PB) at different time points in the first year after surgery for ileostomy or colostomy.
- Conditions
- Colostomy, Ileostomy - Stoma, Enterostomy
- Trial name
- NCT02811926
- Volunteers
- 5,019 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
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
Class III Malocclusion in Growing Patients
Changes Following the Treatment of Lower Jaw Protrusion Using Two Appliances
An in vivo study evaluating the efficacy of the Tandem appliance in the treatment of maxillary deficiency in growing patients compared to the conventional facemask appliance treatment.
- Trial name
- NCT02144324
- Testing
- Tandem Appliance
- Where
- Syria
- Volunteers
- 30 people
- Sponsor
- Damascus University
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
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
Jaw Protrusions
The Effectiveness of Modified 3D Printed Customized Facemask Appliance for Treatment of Class III Malocclusion
A randomized clinical trial to introduce a modified 3D printed customized maxillary protraction facemask and evaluate its efficacy in comparison with the conventional maxillary protraction facemask therapy in correction of Class…
- Trial name
- NCT06250127
- Testing
- Modified 3D printed facemask, Conventional facemask appliance
- Where
- 2 sites in Iraq
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Baghdad
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
Femoral Neck Fractures, Hemiarthroplasty
Hip Socket Erosion Study
The aim of this exploratory retrospective study is to gain a better understanding about the occurrence of acetabular erosion in patients after after hip hemiarthroplasty.
- Conditions
- Femoral Neck Fractures, Hemiarthroplasty, Acetabulum; Protrusion
- Trial name
- HIPSTER (NCT06096883)
- Where
- 5 sites in Netherlands
- Volunteers
- 134 people
- Sponsor
- Rijnstate Hospital
Breast Implant; Complications, Breast Implant Infection
Comparative Analysis of Two Animal-derived ADMs in Irradiated Implant-based Reconstruction
The goal of this retrospective observational trial is to compare two different devices, used in implant-based breast reconstruction, called acellular dermal matrices, which are a sort of collagen patch that integrates with the…
- Conditions
- Breast Implant; Complications, Breast Implant Infection, Implant Capsular Contracture, Breast Seroma
- Trial name
- RTADM (NCT06139588)
- Testing
- acellular dermal matrix implant for breast reconstruction
- Where
- Italy
- Volunteers
- 146 people
- Sponsor
- European Institute of Oncology
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
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
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