Clinical trials: Tooth Displacement
Malocclusion; Displaced or Missing Teeth
Evaluation of IPR and Attachments on Rotational Tooth Movement in Clear Aligner Therapy
This study is testing whether clear aligners (Invisalign®) can help fix teeth that are rotated. The researchers want to learn if using two common methods-interproximal enamel reduction (IPR) and attachments-makes rotation…
- Trial name
- CAT (NCT07053189)
- Testing
- Clear Aligner treatment
- Where
- Turkey (Türkiye)
- Volunteers
- 35 people
- Sponsor
- Lokman Hekim University
Dental Plaque
Probiotic Lactobacillus Reuteri and Oral Microbiota
In February 2013, 44 healthy adults was recruited and randomized to daily intake of lozenges with or without Lactobacillus reuteri strains DSM 17938 and PTA 5289 for 12 weeks.
- Trial name
- OMICI (NCT02311218)
- Testing
- Lactobacillus reuteri DSM 17938 and PTA 5289
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Umeå University
Accuracy of Fully Guided Dental Implant Placement Based on Clinician Experience and Surgical Guide Support Type
Accuracy of Fully Guided Dental Implant Placement by Experienced and Novice Clinicians Using Different Surgical Guides
The goal of this clinical trial is to learn how accurate fully guided dental implant placement is when performed by experienced versus novice clinicians.
- Trial name
- NCT07112664
- Testing
- Fully Guided Dental Implant Placement Using Surgical Guide
- Where
- Egypt
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Abdelrahman Khalaf Eldabe
Artificial Intelligence in Dental Crown Design, Tooth Crown Restoration
Clinical Evaluation of AI-Driven Designed Single Crowns
This clinical study compares tooth-supported single crowns designed by a dental technician and by an artificial intelligence (AI) driven automated design method.
- Conditions
- Artificial Intelligence in Dental Crown Design, Tooth Crown Restoration, Dental Restorations
- Trial name
- NCT07834957
- Testing
- Dental Technician Crown Design, AI-Driven Automated Crown Design
- Where
- Turkey (Türkiye)
- Volunteers
- 47 people
- Sponsor
- Hacettepe University
Remaining Root, Tooth Extraction
An Immediate Implant Will be Placed Using the MiniNaviDent System and Static Guide. A Postoperative CBCT Scan Will Then be Acquired and Superimposed Onto the Preoperative CBCT Scan to Assess and Compare Implant Deviation Relative to the Preoperative Plan
This clinical study aims to evaluate implant deviation during immediate implant placement using dynamic navigation. By utilizing implant planning software, two CBCT scans (preoperative and postoperative) will be superimposed to…
- Trial name
- NCT07380360
- Testing
- Dynamic navigation system-assisted dental implant placement, CAD/CAM static surgical guide-assisted dental implant placement
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Ain Shams 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
Malocclusion; Displaced or Missing Teeth
Clinical and Radiological Outcomes Study on Astra Tech Osseospeed Tx Profile Implant
The Astra Tech Osseospeed Profile Implant design when placed in the healed extraction site maintains the marginal bone level
- Trial name
- NCT01510470
- Where
- China
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Hong Kong Brånemark Osseointegration Center
Tooth Displacement
Retrieval of Displaced Mandibular Third Molar Teeth
The aim of this study is to compare multi-detector CT and CBCT as pre-surgical diagnostic imaging before surgical retrieval of iatrogenic displaced mandibular third molar teeth/roots.
- Trial name
- NCT06060522
- Testing
- CT, CBCT
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Tanta University
Edentulism, Malocclusion; Displaced Teeth
Augmented Reality Dentistry
This study aims to evaluate the accuracy of augmented reality (AR)-assisted dental procedures. Patient-specific anatomical data will be acquired using cone-beam computed tomography (CBCT) and intraoral scanning and integrated to…
- Conditions
- Edentulism, Malocclusion; Displaced Teeth, TEETH EXTRACTION
- Trial name
- AugRealDent (NCT07814794)
- Testing
- Surgery, Patients requiring orthodontic treatment.
- Where
- Italy
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Bari Aldo Moro
Malocclusion, Angle Class I, Malocclusion; Displaced or Missing Teeth
Comparison Between Clear Aligners and Traditional Fixed Appliances in the Treatment of Four-premolar-extraction Cases
Patients who have severe crowding that require four premolars extraction will be treated in this study. The efficacy of the clear aligners and vestibular fixed appliances will be assessed.
- Conditions
- Malocclusion, Angle Class I, Malocclusion; Displaced or Missing Teeth, Crowding
- Trial name
- NCT03645356
- Testing
- Fixed Appliances, Clear Aligners
- Where
- Syria
- Volunteers
- 40 people
- Sponsor
- Damascus University
Ectopic Tooth Eruption, Palatal Expansion Technique
The Effectiveness of Early Intervention to Correct the Position of PDC:s
Approximately 2-3% of children will have problems with one or both of their permanent or 'adult' canine teeth in the upper jaw. These canine teeth sometimes fail to erupt properly, because they are displaced into the roof of the…
- Conditions
- Ectopic Tooth Eruption, Palatal Expansion Technique, Randomized Clinical Trial
- Trial name
- PDC (NCT06267989)
- Testing
- Extraction of the primary canine teeth, Expansion
- Where
- 3 sites in Germany, Sweden and 1 more
- Volunteers
- 324 people, healthy volunteers welcome
- Sponsor
- Göteborg University
Periodontal Disease, Mobility, Tooth
Method for Measuring Dental Mobility and Displacement Force
This study aims to investigate the use of a new method for measuring tooth mobility, which includes control of force (gf) and labial/lingual/palatal displacement (mm) of upper and lower incisors with tooth mobility.
- Trial name
- NCT06600867
- Testing
- Tooth mobility assessment
- Where
- Brazil
- Volunteers
- 20 people
- Sponsor
- University of Campinas, Brazil
Malocclusion, Angle Class II, Tooth Movement Techniques
Palatal Guide Wire for Canine Control During Miniscrew-Supported Distalization
When crowded or protruded teeth are treated by removing an upper premolar on each side, the canine (eye tooth) is first moved backward into the space.
- Trial name
- PGWCanine (NCT07845227)
- Testing
- Palatal guide wire, Miniscrew-supported canine distalization
- Where
- Turkey (Türkiye)
- Volunteers
- 16 people
- Sponsor
- Atlas University
Partially Edentulous Jaw, Accuracy of Dental Implant Placement
3D Evaluation of Free-handed-Countersink Guided and Fully Guided Implant Surgery in Partially Edentulous Patients
This clinical trial with a quasi-experimental design investigates the accuracy of dental implant placement using three different surgical approaches: free-handed countersink guided, fully-guided, and traditional freehand…
- Conditions
- Partially Edentulous Jaw, Accuracy of Dental Implant Placement, Implant Deviation and Positioning Errors, Proximity to Anatomical Structures
- Trial name
- NCT07061418
- Testing
- Dental Implant
- Where
- Palestinian Territories
- Volunteers
- 15 people
- Sponsor
- Islamic University of Caza, Gaza, Palestine
Malocclusion; Displaced Teeth
3-D Evaluation of Alveolar Bone Changes and Root Resorption After Traction of Buccally Displaced Maxillary Canines
This clinical study used CBCT images to investigate the alveolar bone changes and root resorption in unilateral buccally displaced maxillary canines and adjacent teeth before and after orthodontic traction of unilateral BDMCs.
- Trial name
- BDMC (NCT07399197)
- Testing
- T-loop, Piggyback double wire
- Where
- Yemen
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Sana'a University
Crowding, Tooth, Orthodontic
Orthodontic Treatment in Adolescents With Crowding and Displaced Teeth
The purpose is to fill knowledge gaps identified for orthodontic treatment using a novel study design that has not been implemented in the dental field or in orthodontics.
- Trial name
- CROWDIT (NCT05664282)
- Testing
- Damon self-ligating brackets, Victory self-ligating brackets
- Volunteers
- 131 people
- Sponsor
- Malmö University
Tooth, Impacted
The Impact of Surgical Technique on PDC
Permanent canines in the maxilla usually erupt into the mouth at 11-12 years of age. In approximately 2% of the Swedish population they fail to erupt, and are then referred to as impacted.
- Trial name
- PDC (NCT02186548)
- Testing
- Closed surgical technique, Open surgical technique
- Where
- 3 sites in Sweden
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Örebro County Council
Malocclusion of Anterior Teeth, Malocclusion; Displaced Teeth
Effects of Three Orthodontic Archwire Protocols on Root and Bone Changes
This randomized controlled clinical trial compares the effects of three orthodontic archwire protocols used during the alignment phase on anterior tooth roots and the supporting alveolar bone.
- Trial name
- NCT07688655
- Testing
- Square-shaped cross-sectional archwire, Rectangular-shaped cross-sectional archwire, Traditional sequence of archwires
- Where
- Syria
- Volunteers
- 53 people
- Sponsor
- Damascus University
Tooth Defect, Teeth Restoration
Efficacy of Three Gingival Displacement Methods
The goal of this clinical trial is to find the best gingival displacement method for taking impressions of artificial full crowns with subgingival margins.
- Trial name
- NCT07282977
- Testing
- gingival retraction cord, gingival retraction paste, gingival retraction cord+hemostatic gel
- Where
- China
- Volunteers
- 39 people
- Sponsor
- Henan Provincial People's Hospital
Malocclusion; Displaced Teeth
Can Magnification Loupes Make the Bracket Bonding Procedure Faster and More Comfortable?
This study aims to evaluate whether using 3.5x dental magnification loupes improves the speed and patient comfort of the orthodontic bracket placement procedure in patients with crowded dentition, a condition that can make the…
- Trial name
- NCT07474389
- Testing
- Loupes-based bonding, Traditional bonding
- Where
- Syria
- Volunteers
- 60 people
- Sponsor
- Damascus University