Clinical trials: Tooth Loss
Tooth Loss
Clinical Evaluation of Bonded Versus Banded Space Maintainers
Comparing bonded space maintainers to banded space maintainers
- Trial name
- NCT05087147
- Testing
- 0.7 mm stainless steel orthodontic wire, Banded space maintainer
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Omar Sherif Ahmed Abo El Abbas
Bone Loss, Alveolar
L-PRF in Alveolar Ridge Preservation
The effect of leucocyte- and platelet-rich fibrin (L-PRF) for enhancing the healing after dental extractions is still a matter of debate.
- Trial name
- L-PRF (NCT03408418)
- Testing
- Platelet-rich fibrin
- Where
- Brazil
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Rio de Janeiro State University
Premature Loss of Primary Molars, Space Maintenance
Space Changes After Premature Loss of Lower First Primary Molars in Children Using Digital Scanning
This prospective split-mouth clinical study aims to evaluate space changes in the mandibular dental arch following premature extraction of the lower first primary molar in children aged 3 to 5.5 years.
- Conditions
- Premature Loss of Primary Molars, Space Maintenance, Dental Arch Development, Pediatric Tooth Extraction
- Trial name
- NCT06965777
- Where
- Egypt
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Cairo University
Missing Teeth
Single-retainer Lithium Di-silicate Versus Zirconia Resin Bonded Bridge for Replacement of an Anterior Missing Tooth.
First, Participants in this study will be recruit according to inclusion criteria. Proper examination for the participants (clinically and radiographically). Preparation for abutment tooth for Resin bonded fixed partial denture.
- Trial name
- RBFPD (NCT05861921)
- Testing
- Single-retainer Lithium Di-silicate Resin Bonded Fixed Partial Denture
- Where
- Egypt
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Cairo University
Tooth Loss
3D Autotransplantation of Teeth
The study aims to clarify the usefulness of 3D-printed replicas in association with autotransplantation of teeth in children and young adults.
- Trial name
- NCT04120688
- Testing
- 3D generated tooth replica
- Where
- Finland
- Volunteers
- 120 people
- Sponsor
- Turku University Hospital
Premature Loss of Primary Teeth
Effect of Fixed and Removable Space Maintainer on Some Salivary Parameters: An In-Vivo Study
The aim of this study is to evaluate and compare the effect of lower lingual holding arch space maintainer versus removable partial denture space maintainer on some salivary parameters (salivary flow rate, pH, viscosity and…
- Trial name
- NCT06147609
- Testing
- lower lingual holding arch space maintainer, Removable partial denture space maintainer
- Where
- Egypt
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Suez Canal University
Missing Teeth
No-preparation Resin Bonded Bridges for the Replacement of Single Missing Teeth
Tooth replacement is a significant issue in the World. Such replacement is considered important by patients to improve aesthetics, function and quality of life. Tooth replacement is therefore a significant issue.
- Trial name
- NCT03029637
- Testing
- RBBs with no or minimal preparation of their abutment teeth, RBBs with routine tooth preparation of their abutment teeth
- Where
- China
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Tooth Loss
Benefit of the Digital Workflow for Screw-retained Single Implant Restorations
The aim of this research project is emphasize the benefit of the digital workflow compared to conventional impressions and crown processing with standard la procedures.
- Trial name
- NCT03234868
- Testing
- Impression procedure, Crown manufacturing procedures
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- University of Liege
Dental Atraumatic Restorative Treatment
Clinical Evaluation of Enamel Microhardness Using Tooth Whitening Agents
The investigator will review the medical history taken by the participants' orthodontist that determined participants eligibility to participate in this study on the first appointment.
- Trial name
- NCT07165366
- Testing
- Carbamide Peroxide 10%, Hydrogen Peroxide
- Where
- Mexico
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Ultradent Products, Inc.
Pediatric Obesity, Attrition
Stay In Treatment for Pediatric Weight Management
Attrition from pediatric weight management programs is unacceptably high, with dropout ranging from 27-73%. This project will utilize a model that predicts dropout from treatment, increasing its power and accuracy through a…
- Conditions
- Pediatric Obesity, Attrition, Family Research, Weight Loss
- Trial name
- SIT (NCT04364282)
- Testing
- Care team informed, Control
- Where
- 2 sites in United States
- Volunteers
- 1,216 people
- Sponsor
- Wake Forest University Health Sciences
Malocclusion, Angle Class II
Effects of Power Arm Application in Maxillary Canine Distalization
The aim of this study is to investigate the effects of a canine distalization force applied between power arms placed on the maxillary canine and first molar, in comparison with the classical method without power arms.
- Conditions
- Malocclusion, Angle Class II, Tooth Movement Techniques, Orthodontic Anchorage Procedures
- Trial name
- NCT07866976
- Testing
- Canine and molar power arms, Conventional canine retraction
- Where
- Turkey (Türkiye)
- Volunteers
- 16 people
- Sponsor
- Atlas University
Periodontal Diseases, Tooth Loss
Internalized Stigma and Tooth Loss Due to Periodontitis
Internalized stigma refers to the adoption of negative judgments, beliefs, stereotypes and stigmatizing views imposed by society.
- Trial name
- NCT07065019
- Testing
- The Internalized Stigma Scale in Mental Illness (ISS)
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 155 people, healthy volunteers welcome
- Sponsor
- Akdeniz University
Space Maintenance, Tooth Loss / Rehabilitation
3D-Printed Versus Band-and-Loop Versus Denovo Space Maintainers in Primary Dentition.
Purpose of the Study When a child loses a "baby" molar early due to a cavity or injury, the surrounding teeth can shift into the empty space. This often blocks the permanent adult tooth from growing in correctly.
- Trial name
- NCT07613658
- Testing
- 3D-Printed Custom Space Maintainer, Conventional Band-and-Loop Space Maintainer, Denovo Chairside Space Maintainer
- Where
- Saudi Arabia
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- Murad Alrashidi
Malocclusion, Crowded Teeth
Factors Affecting Attachment Loss in Clear Aligner Treatment
This prospective clinical study evaluated the incidence of composite attachment loss in patients undergoing clear aligner treatment and identified patient-, tooth-, and treatment-related factors associated with attachment…
- Conditions
- Malocclusion, Crowded Teeth, Attachment
- Trial name
- NCT07352644
- Testing
- Clear Aligners with Composite Attachments
- Where
- Turkey (Türkiye)
- Volunteers
- 4 people
- Sponsor
- Bezmialem Vakif University
Missing Teeth
Anterior Resin Bonded Restorations for Adolescent
a 24 Patients above 12 years old with missing upper incisor were divided into two groups, group 1: 12 patient will be treated by resin bonded bridge (RBB) with no preparation protocol, group 2: 12 patient will be treated by resin…
- Trial name
- NCT05362591
- Testing
- resin bonded bridge with no preparation, resin bonded bridge with minimal preparation
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- October University for Modern Sciences and Arts
Tooth Loss, Tooth Injury
Clinical and Radiological Evaluation of Dental Autotransplantation in the Anterior Region in Young Patients
This study aims to evaluate the clinical, radiographic, functional, and patient-reported outcomes of premolar autotransplantation used to replace anterior maxillary teeth in young patients.
- Trial name
- YATA (NCT07314580)
- Testing
- Premolar Autotransplantation
- Where
- Spain
- Volunteers
- 50 people
- Sponsor
- University of Barcelona
Dental Decay, Periodontal Abscess
ONE-1 Oral graNd Est 1
This study is about the assessment of two oral telemedecine tools compared to an intra oral clinical examination used as a reference among elderly persons living in nursing home.
- Conditions
- Dental Decay, Periodontal Abscess, Periodontitis, Gingivitis
- Trial name
- ONE (NCT05089214)
- Testing
- Intra oral cameras
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
Tooth Loss
Prevalence of Constructed Space Maintainers in a Group of Egyptian Children
The purpose of the study is To determine the Prevalence of constructed space maintainers at Pediatric Dentistry and Dental Public Health Department, Faculty of Oral and Dental Medicine, Cairo University.
- Trial name
- NCT03027765
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- Cairo University
Eye Diseases Hereditary, Retinal Disease
Inherited Retinal Degenerative Disease Registry
The My Retina Tracker® Registry is sponsored by the Foundation Fighting Blindness and is for people affected by one of the rare inherited retinal degenerative diseases studied by the Foundation.
- Conditions
- Eye Diseases Hereditary, Retinal Disease, Achromatopsia, Bardet-Biedl Syndrome
- Trial name
- MRTR (NCT02435940)
- Where
- United States
- Volunteers
- 20,000 people, healthy volunteers welcome
- Sponsor
- Foundation Fighting Blindness
Missing Teeth
Mini Screw Implant Supported Pontics Versus Removable Partial Dentures For Restoring Missing Permanent Anterior Teeth
Loss of teeth leads to loss of function and lack of normal alveolar growth, along with unpleasant esthetics that hamper the psychosocial development of the young child.
- Trial name
- NCT06082544
- Testing
- mini-screw implant, removable partial denture
- Where
- Egypt
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Cairo University