Clinical trials: Teeth Loss
Dental Implants, Single Tooth Lost
5-year Follow up Study on the Comparative Performance of Two-piece Zirconia and Titanium Implants
A post-market, randomized-controlled, superiority clinical study to compare medium-term performance and safety of the Straumann PURE 2-piece Ceramic Implant with Straumann Bone Level Implant using a fully digital workflow.
- Conditions
- Dental Implants, Single Tooth Lost, Dental Implant Failed
- Trial name
- PostNCT0390817 (NCT05326880)
- Testing
- Ceramic Dental Implant, Titanium Dental Implant
- Where
- 2 sites in Germany, Hong Kong
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Tooth Movement
Alignment Efficiency and Coating Durability of Aesthetic Archwires
This study investigates the efficiency of orthodontic aesthetic archwires which are coated with tooth-colored materials and the durability of the coatings after being used.
- Trial name
- RCT (NCT03876184)
- Testing
- Aesthetic archwires, Control group
- Where
- 3 sites in Malaysia
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- Universiti Sains Malaysia
Tooth Wear
Stress and Tooth Structure Loss in Dental Students.
The study is designed as a pilot study. The primary objective of the current study is to collect data on the expression and progression of tooth structure loss in dental students under stressful conditions and different dietary…
- Trial name
- STSLDS (NCT05791175)
- Testing
- Teeth scan with intraoral scanner (Trios, 3 Shape, Denmark)
- Where
- Germany
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Technische Universität Dresden
Anxiety Disorders, Oral Disease
Effect of Trait Anxiety in Women on Oral Health Status and Oral Health Care-Seeking Behavior
Trait anxiety is the tendency of an individual to perceive environmental stimuli such as different events and situations as threatening; it's stable and reflects how an individual generally feels.
- Conditions
- Anxiety Disorders, Oral Disease, Periodontal Diseases, Periodontal Attachment Loss
- Trial name
- NCT04274855
- Where
- Egypt
- Volunteers
- 451 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Partial Edentulism, Tooth Loss
The Influence of the Crown-implant Ratio on the Crestal Bone Level and Implant Secondary Stability
The aim of the study was to determine whether implant length and the crown-to-implant (C/I) ratio influence implant stability and the loss of the surrounding marginal bone, and whether short implants can be used instead of sinus…
- Trial name
- NCT03471000
- Testing
- Short implants Treatment, Regular implants Treatment
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Jakub Hadzik
Tooth Loss
Implant-Abutment Interface Design on Bone and Soft Tissue Levels Around Implants Placed Using Different Transcrestal Sinus Floor Elevation
Sixty patients with partially edentulous posterior maxilla requiring a transcrestal sinus floor elevation technique to insert one implant will be selected.
- Trial name
- NCT02953392
- Testing
- Anorganic Bovine Bone Graft Material, Collagen Membrane, Shelta Platform Switching Premium Implants
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- NYU College of Dentistry
Missing Teeth
The Accuracy of Conventional Versus Digital Implant Impression Techniques
Intraoral oral scanning significantly improves scanning accuracy compared to digitized conventional impression techniques. The digitized closed tray impression technique showed significantly more accurate results than the…
- Trial name
- NCT04908618
- Testing
- digital impression for normal abutment, open tray impression, closed tray impression
- Where
- Egypt
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Mohamed Mahmoud Dohiem
Dental Implantation, Missing Teeth
The Effect Of Enamel Matrix Derivatives On Gingival Tissue Thickness
Scientists do research to answer important questions which might help change or improve the way we do things in the future. The investigators know that using Enamel Matrix Derivatives results in thicker gum tissues around teeth.
- Conditions
- Dental Implantation, Missing Teeth, Periodontitis, Adult, Mucositis
- Trial name
- NCT07053969
- Testing
- Enamel Matrix Derivative
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center at San Antonio
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
Decay, Dental, Missing Teeth
Relationship Between Oral Findings and Salivary Factors in Sars-Cov-2 Patients
Two hundred individuals will be formed according to the study and control groups: Group-1: coronavirus 2 (Covid-19) (+) patients (n=100) and Group-2: Healthy individuals (in which the volunteers will be included due to group-1)…
- Conditions
- Decay, Dental, Missing Teeth, COVID-19, Cytokine Storm
- Trial name
- NCT05476848
- Testing
- ELISA test for Cytokines
- Where
- 4 sites in Turkey (Türkiye)
- Volunteers
- 320 people, healthy volunteers welcome
- Sponsor
- Ege University
Missing Teeth
Assessment of Hard and Soft Tissue Changes Following XCM Versus FGG Simultaneous With Delayed Dental Implant Placement
Teeth loss are usually associated with alterations of extraction sockets result in obviously absorbed alveolar ridges and are often accompanied with soft tissue atrophy such as narrow keratinized tissue and a shallow vestibule.
- Trial name
- NCT07080177
- Testing
- Free gingival graft simultaneous with delayed implant placement, Xenogeneic collagen matrix simultaneous with delayed implant placement
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Cairo University
Tooth Loss
Ridge Preservation Comparing Simultaneous vs. Delayed Grafting
Comparison of the clinical healing of simultaneous vs. delayed grafting for dental implant placement.
- Trial name
- NCT03580798
- Testing
- Delayed graft, Simultaneous graft
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- University of Louisville
Bone Resorption, Tooth Loss
Hyaluronic Acid Effect on Xenogenic Bone Healing
The aim of this study is to test the hyaluronic acid hydrogel impact on the healing acceleration of xenogenic bone substitutes used in ridge preservation.
- Trial name
- NCT04377256
- Testing
- Ridge preservation: Tooth extration and immediat bone grafting in the socket
- Where
- 2 sites in Lebanon
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- Saint-Joseph University
Tooth Loss
Bone Remodeling After Immediate Implant Placement With and Without Bone Grafting
This study compares two ways of placing a dental implant on the day of tooth extraction. One method will place a additional bone graft (derived from bovine bone) and the other group will not have the graft placed.
- Trial name
- NCT02174198
- Testing
- BioOss Collagen at the time of implant placement
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Columbia University
Bone Loss, Bone Remodeling Disorder
Socket Preservation Using Dentin Graft Autogenous Dentin Graft With Collagen Sponge on Dental Implant Stability AUTOGENOUS TOOTH GRAFT WITH COLLAGEN SPONGE ON DENTAL IMPLANT STABILITY
The present study was performed to evaluate socket preservation using collagen sponge with autogenous dentin graft versus collagen sponge with de-mineralised freez-dried bone graft on dental implant stability
- Conditions
- Bone Loss, Bone Remodeling Disorder, Bone Resorption
- Trial name
- NCT06853392
- Testing
- Demineralized freeze dried allograft with collagen sponge, autogenous dentin graft with collagen sponge
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Faculty of Dental Medicine for Girls
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
Alveolar Bone Loss
Comparison of Post Tooth Extraction Healing Using Different Xenograft Materials
The purpose of this pilot study is to conduct a interventional prospective clinical trial to evaluate the efficacy of three different xenografts for ridge preservation by comparing the quality of newly formed bone using…
- Trial name
- NCT03149172
- Testing
- Equimatrix®, Bio-Oss®, Endobon®
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Tufts University
Tooth Loss
Comparison of the Centric Relation Recorded by Two Methods Using Cone Beam Computed Tomography
The purpose of this study was to investigate and compare the variation in mandibular relation recorded by the gothic arch methods and the K7 method using cone beam computed tomography (CBCT)
- Trial name
- NCT05512442
- Testing
- the centric relation
- Where
- China
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Fujian Medical University
Alveolar Ridge Preservation, Tooth Loss
Volumetric Efficacy of Alveolar Ridge Preservation
The goal of this clinical trial is to compare the effectiveness of four post-extraction socket management approaches in preserving alveolar ridge dimensions following tooth extraction in adults requiring implant-supported…
- Conditions
- Alveolar Ridge Preservation, Tooth Loss, Tooth Extraction, Tooth Extraction Site Healing
- Trial name
- ARP (NCT07812883)
- Testing
- Spontaneous Healing, d-PTFE Membrane, Leukocyte- and Platelet-Rich Fibrin (L-PRF)
- Where
- Chile
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Universidad del Desarrollo
Orthodontics, Bracket Bonding
Comparison of Bond Failure with Resin-modified Glass Ionomer Cement and Visible Light-cure Composite Bonding Material in Adult Orthodontic Patients - a Split-Mouth, Randomized Controlled Trial
In this split mouth study design, 34 orthodontic patients coming for fixed appliance treatment will be bonded with standard light-cure composite bonding material and intervention of Resin Modified Glass Ionomer Cement (RMGIC).
- Conditions
- Orthodontics, Bracket Bonding, Malocclusion; Displaced or Missing Teeth
- Trial name
- RMGIC (NCT06602154)
- Testing
- Resin modified glass ionomer
- Where
- 2 sites in Pakistan
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Aga Khan University Hospital, Pakistan