Clinical trials: Crown
Implant-supported Single Crowns, Osseointegration
Influence of Prosthetic Characteristics of Implant-Supported Crowns on Peri-implant Health and Osseointegration: A Comparison Between Digital and Conventional Workflows.
The objective of this prospective cohort study is to evaluate marginal bone loss and peri-implant health in patients with single dental implants requiring prosthetic rehabilitation, comparing conventional and digital methods for…
- Conditions
- Implant-supported Single Crowns, Osseointegration, Peri-Implant Health
- Trial name
- NCT07897487
- Where
- Brazil
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Pontificia Universidade Católica do Rio Grande do Sul
Tooth Loss, Maxillary Premolar Area
Sleeved vs. Sleeveless Guides for Immediate Implant Placement
This study aims to compare implant placement accuracy using sleeved versus sleeveless static surgical guides for immediate implant placement in the premolar region.
- Conditions
- Tooth Loss, Maxillary Premolar Area, Immediate Dental Implant Placement, Guided Implant Placement
- Trial name
- S2S-IG RCT (NCT07845890)
- Testing
- Conventional Sleeved Static Surgical Guide, Sleeveless Static Surgical Guide
- Where
- Egypt
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Mansoura University
3D Printed Crowns
3D-printed Crowns Versus Prefabricated Stainless-Steel Crowns for Intermediate Restoration of Compromised First Permanent Molars
The study will evaluate the clinical performance and both patient and parent satisfaction of 3d printed crowns versus prefabricated Stainless-steel crowns (SSCs) in compromised first permanent molars
- Trial name
- NCT06047925
- Testing
- 3D printed crown, stanless steel crown
- Where
- Egypt
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Zirconia Crowns
Custom-made Zirconia Crowns Versus Prefabricated Zirconia Crowns in Young Permanent Molars
This study aims to compare the clinical performance of Prefabricated Zirconia Crowns (PZCs) with that of Custom-made Zirconia Crowns (CZCs) using enhanced clinical protocols.
- Trial name
- NCT07704151
- Testing
- Prefabricated Zirconia Crown, Custom-made Zirconia Crowns
- Where
- Jordan
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Jordan University of Science and Technology
Crown Lengthening, Crown Lengthening Procedure With Ostectomy
Comparison of Er:YAG Assisted Laser Crown Lengthening Against Surgical Crown Lengthening
Crown lengthening is a clinical procedure that involves reshaping the gingiva, and sometimes bone, in order to expose more of tooth's structure. The procedures is performed for both functional and aesthetic reasons.
- Conditions
- Crown Lengthening, Crown Lengthening Procedure With Ostectomy, Laser, Piezoelectric Technique
- Trial name
- NCT07653802
- Testing
- conventional surgical crown lengthening by opening envelop flap, crown lengthening using Er:YAG Laser
- Where
- United Arab Emirates
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Gulf Medical University
Oral Health, Pediatric Dentistry
Periodontal Biocompatibility of Pediatric Crowns
Different full-coverage crown materials are widely used in pediatric dentistry for the restoration of primary teeth with extensive substance loss.
- Conditions
- Oral Health, Pediatric Dentistry, Stainless-steel Crown, Matrix Metalloproteinase
- Trial name
- NCT07611292
- Testing
- Clinical periodontal assessments, GCF measurements and sample collection
- Where
- Turkey (Türkiye)
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Recep Tayyip Erdogan University Training and Research Hospital
Extraction, Tooth, Tooth Fracture
Platelet-Rich Fibrin (PRF) vs Bone Graft With Membrane for Ridge Preservation After Tooth Extraction
This study uses a natural material called Platelet-Rich Fibrin (PRF) to help improve healing after tooth removal. PRF is made from your own blood.
- Conditions
- Extraction, Tooth, Tooth Fracture, Tooth Crown Fracture, Root; Fracture
- Trial name
- NCT07595198
- Testing
- Platelet-rich fibrin (PRF), Freeze-dried bone allograft, Collagen barrier membrane
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Dental Occlusion, Crowns
Occlusal Adjustment Time and Volume for Single Unit Fixed Prosthesis Fabricated With Different Virtual Mounting
Regardless of the fabrication workflow occlusal adjustments seem to be inevitable during delivery of indirect fabrication of the restoration.
- Trial name
- NCT05471024
- Testing
- Digitized Mounted Articulator Scan, Average Positioning on Virtual Bonwill Triangle, Digital Face Scan
- Where
- Egypt
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Cairo University
Badly Decayed Primary Molars, Preformed Pediatric Posterior Crowns
Evaluation of Bioflex and Zirconia Crowns Versus Stainless Steel Crowns on Primary Molars: Randomized Controlled Clinical Trial
The goal of this clinical trial is to evaluate the clinical effectiveness of bioflex crowns and zirconia crowns compared to stainless steel crowns when restoring primary molars 45 participant who their ages range between 6 and 8…
- Trial name
- NCT07156838
- Testing
- bioflex crown, zerconia crown, stainless steel crown
- Where
- Egypt
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Alexandria University
Tooth Avulsion, Tooth Crown Fracture
Therapeutic Wavelength Nanotechnology Devices in Alveolar Preservation
After tooth extraction, a progressive alveolar bone resorption is observed. Alveolar ridge preservation consists of placing a biomaterial within the extraction socket and covering it with a membrane.
- Trial name
- APnanotecnolog (NCT07371130)
- Testing
- Socket Preservation
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Bari Aldo Moro
Relationship Between the Physical Height and the Clinical Crown Length in Children
Dimensional Correlation Between Tooth Measurements and Physical Height in Children
Correlation between height of a child and their teeth dimensions needs to be established for several reasons such as determination of growth of an individual (growth records), growth spurts and medicolegal issues.
- Trial name
- NCT07187999
- Where
- India
- Volunteers
- 210 people, healthy volunteers welcome
- Sponsor
- Rungta College of Dental Sciences and Research
Proximal Contacts, Zirconia Crowns
Proximal Contact Tightness of Zirconia Crowns: Digital Intraoral Scanning vs Conventional Impressions
We will be comparing the proximal contacts of zirconia crowns and adjacent natural teeth in two groups. One receiving crowns fabricated via digital intra oral scanning means.
- Trial name
- PCT (NCT07142746)
- Testing
- Digital intra oral scanning, Conventional impression
- Where
- Pakistan
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Armed Forces Institute of Dentistry, Pakistan
Zirconia Crowns
We Will Assess Zirconia Crown Restoring Endodontically Treated Posterior Teeth With Two Finish Line Designs and Two Occlusal Reduction Schemes
Endodontically treated posterior teeth will be restored with zirconia crowns with two finish line designs(feather edge and rounded shoulder) and two occlusal reduction schemes(flat and planer).The crowns were designed with exocad…
- Trial name
- NCT07139613
- Testing
- Control group(PS)Planer occlusal scheme with rounded shoulder finish line, First intervention group(FF) flat occlusal scheme with feather edge finish line, Second intervention group(FS) flat occlusal with rounded shoulder finish line design
- Where
- 2 sites in Pakistan
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Armed Forces Institute of Dentistry, Pakistan
Dental Crown
A Comparative Clinical Study to Evaluate Crowns Designed by Artificial Intelligence Versus Crowns Designed Traditional Design Software
This clinical research aims to Evaluate Crowns Designed by Artificial Intelligence Versus Crowns Designed by Traditional Design Software The research will be conducted on a sample of patients with an indication for crowning of…
- Trial name
- AI (NCT07099261)
- Testing
- Crowns
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Latakia University
Aesthetic Outcome of Crowns on Implants
Evaluation of the Aesthetic Outcome of Lithium Disilicate (e.Max) All Ceramic Crowns on Titanium Implant Abutments in the Aesthetic Zone After Different Color Masking Approaches
Implants have become the perfect solution for replacement of missing single teeth, partial or even complete edentulism.18 However, the dilemma of anterior implant-supported prosthesis is still not quite solved.19-21 Implant…
- Trial name
- NCT03686267
- Testing
- opaqued titanium abutments, lithium disilicate coping (high opacity), titanium abutment with no color masking
- Where
- Egypt
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Cairo University
Restoration of Primary Molars With CAD/CAM Crowns
Primary Molars Restoration Using Different Pediatric Crowns.
study aims to compare hybrid ceramic CAD/CAM and prefabricated zirconia ans stainless steel crowns restoring primary molars through In-vivo evaluation of the clinical outcomes in terms of; crown retention, stain resistance and…
- Trial name
- NCT04144062
- Testing
- CAD/CAM crowns
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Nehal Salman
Crown, Procedural Anxiety
"Assessing the Impact of Personalized Music Playlists on Procedural Anxiety and Crown Preparation Performance Among Young Dentists: A Randomized Controlled Trial"
The objective of this study was to evaluate the effectiveness of personalized music playlists in reducing procedural anxiety among young dentists performing crown preparations for porcelain-fused-to-metal (PFM) crowns.
- Trial name
- NCT06856005
- Testing
- Music intervention
- Where
- Pakistan
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Pakistan Institute of Medical Sciences
Evaluation of Marginal and Internal Fit of Metal Crowns
Comparison of Marginal Fit and Internal Adaptation in All-Metal Crowns: an in Vitro Experimental Trial
The goal of this in vitro study is to compare the marginal fit and internal adaptation of all-metal crowns in polished crown preparations and non-polished crown preparations The main question it aims to answer is: are the non…
- Trial name
- NCT06067945
- Testing
- microleakage
- Where
- Pakistan
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Altamash Institute of Dental Medicine
Crown Lengthening, Pain Postoperative
Aesthetic Crown Lengthening: Laser Impact on Pain Perception and Perceptions on Self-esteem and Quality of Life
Gummy smile is a condition that promotes a disharmonious smile, altering confidence and decreasing self-esteem of many patients. Luckily, this problem in most cases is easily solved by aesthetic crown lengthening surgery.
- Conditions
- Crown Lengthening, Pain Postoperative, Self Concept
- Trial name
- NCT06830434
- Testing
- Crown lengthening surgery
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Campinas, Brazil
Fissure Sealant, Space Maintainer
Effect of Immersive Virtual Reality on Pain in Different Dental Procedures in Children
the current study aims to assess virtual reality as an effective pain management technique for children undergoing different dental procedures.
- Conditions
- Fissure Sealant, Space Maintainer, Impression Taking for Space Maintainers, FLUORIDE THERAPY
- Trial name
- NCT06794788
- Testing
- VR-The iWear
- Where
- Jordan
- Volunteers
- 154 people, healthy volunteers welcome
- Sponsor
- King Abdullah University Hospital