Clinical trials: Tooth-loss
Tooth Loss, Dental Implant
A 36-month Analysis of the Clinical Performance of Individualized CAD/CAM-produced Dental Implants: a Cohort Study
The goal of this prospective cohort study is to evaluate the clinical performance of a new generation of customized CAD/CAM pre-fabricated root-analog dental implants over a 36-month period.
- Trial name
- NCT06576284
- Where
- Brazil
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Missing Teeth
Zirconium Dioxide Fixed Dental Prosthesis.
The purpose of this clinical trial is to evaluate and compare bridges to replace one or two missing teeth in the mouth. The bridges will be made of two variants of ceramic material.
- Trial name
- NCT06352983
- Testing
- Fixed dental prosthesis
- Where
- 2 sites in Sweden
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Malmö University
Oral Health, Dental Caries in Children
What do Parents Know About Space Maintainers
Space maintainers are frequently used to prevent malocclusion problems in early primary tooth loss. Oral health literacy is defined as the capacity of individuals to learn, understand and evaluate basic oral health information.
- Conditions
- Oral Health, Dental Caries in Children, Tooth Loss
- Trial name
- NCT06162754
- Testing
- A questionnaire and TREALD scales were applied to parents.
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 600 people
- Sponsor
- Recep Tayyip Erdogan University Training and Research Hospital
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
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
Alveolar Bone Grafting
E-Polycaprolactone-Containing Membrane in Alveolar Bone Regeneration
This study aimed to evaluate the effectiveness of synthetic polycaprolactone (PCL) bioscaffold membranes used for alveolar augmentation in maxillofacial surgery for increasing the amount of newly formed bone after…
- Trial name
- NCT06627621
- Testing
- Alveolar Ridge Reconstruction
- Where
- Turkey (Türkiye)
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- cem üngör
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
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
Malocclusion, Malocclusion in Children
Does the Generation to Which the Operator Belongs Influence the Orthodontic Miniscrew Insertion Accuracy in Dynamic Computer-guided Surgery?
The goal of this clinical trial is to access the miniscrew accuracy insertion via dynamic computer-guided systems, inserted by three different clinicians belonging to three different generations, in childern in late mixed…
- Conditions
- Malocclusion, Malocclusion in Children, Malocclusion; Displaced or Missing Teeth
- Trial name
- NCT06661551
- Testing
- Miniscrew insertion in dynamic-computer guided surgery
- Where
- Italy
- Volunteers
- 36 people
- Sponsor
- University of Roma La Sapienza
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
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
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
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
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
Tooth Loss, Tooth Diseases
Autogenous Tooth Transplantation With Instrumentally Simulated Open Apex and Platelet-Rich Fibrin
Autogenous tooth transplantation (autotransplantation) represents a biologically valid alternative to implant therapy, particularly in young patients where implant placement is contraindicated due to ongoing skeletal growth.
- Conditions
- Tooth Loss, Tooth Diseases, Reimplant; Complications
- Trial name
- OpenApexT (NCT07393997)
- Testing
- Autogenous Tooth Transplantation, Alveolar Prf graft
- Where
- Italy
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- University of Bari Aldo Moro
Missing Teeth, Implants
Outcome of Dental Implant Therapy in Patients Treated With Antiresorptive Medication
Aim of the study is to examine the feasibility of dental implant insertion in patients receiving high, adjuvant and low dose > 4 years.
- Conditions
- Missing Teeth, Implants, Cancer, Osteoporosis
- Trial name
- NCT04741906
- Testing
- Dental implant surgery, Prosthetic treatment
- Where
- Denmark
- Volunteers
- 225 people
- Sponsor
- Copenhagen University Hospital at Herlev
Dental Anxiety, Tooth Loss
AntibaCterial presCribing & OraL Health Practice
A study by Allied Health Professionals to explore the experience of patients undergoing tooth extraction at Leeds Dental Institute in relation to antibiotic medication, dental anxiety and oral health practices
- Trial name
- ACCOLaDE (NCT04063696)
- Where
- United Kingdom
- Volunteers
- 300 people
- Sponsor
- University of Leeds
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
Alveolar Bone Loss, Tooth Extraction Status Nos
Assessment of Labial Plate Thickness After Immediate Implant Placement Using Two Different Xenografts in the Esthetic Zone
This randomized clinical trial aims to evaluate labial bone plate changes following immediate implant placement in Type II extraction sockets using two different xenograft materials and de-epithelialized free gingival graft in…
- Conditions
- Alveolar Bone Loss, Tooth Extraction Status Nos, Immediate Implant Placement
- Trial name
- NCT07449806
- Testing
- Immediate Implant Placement with Medpark S1 xenograft, Immediate Implant Placement with bio-Oss xenograft
- Where
- Egypt
- Volunteers
- 26 people
- Sponsor
- Basma Gamal Mohamed Ahmed
Malocclusion, Canine Retraction
Comparing Ligation Methods During Canine Retraction Stage Using Conventional Brackets
The goal of this Randomized Controlled Trial (RCT) is to determine the most effective way to tie the main wire to the regular orthodontic brackets during the stage of orthodontic treatment where the canines are retracted.
- Trial name
- NCT07063186
- Testing
- Group A - Elastomeric power chain on all bracket wings., Group B - Stainless steel ligatures with elastomeric power chain placed over all bracket wings., Group C - Elastomeric modules on mesial wings and power chain on distal wings.
- Where
- Malaysia
- Volunteers
- 60 people
- Sponsor
- International Islamic University Malaysia