Clinical trials: Dental Crown
Altered Passive Eruption of Teeth, Guided Surgery
Computer Guided Esthetic Crown Lengthening
The objective of the present study was to evaluate the effectiveness of surgical esthetic crown lengthening using digitally assisted 3D printed surgical stents in management of excessive gingival display due to altered passive…
- Conditions
- Altered Passive Eruption of Teeth, Guided Surgery, Gummy Smile
- Trial name
- NCT05512312
- Testing
- Conventional Esthetic crown lengthening, Computer guided Esthetic crown lengthening
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Patients in Need of Surgical CL in the Anterior Maxillary Sextant for Restorative Purposes
One- Versus Two-Stage Aesthetic Crown Lengthening
This randomized controlled trial was aimed at assessing the efficacy of a two-stage crown lengthening intervention (SCL) for restorative purposes in the aesthetic zone compared with a one-stage crown lengthening procedure (CCL).
- Trial name
- NCT04409366
- Testing
- Conventional Crown Lengthening (CCL), Two-stage Crown Lengthening (SCL)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Universidad Complutense de Madrid
Enamel and Ceramics Wear
Wear Characteristics and Clinical Performance of Lithium Silicate Versus Monolithic Zirconia Crowns.
The aim of the present study is to evaluate the wear characteristics and clinical performance of lithium silicate crowns in comparison to monolithic zirconia crowns.
- Trial name
- NCT03530020
- Testing
- monolithic zirconia crowns, lithium silicate crowns
- Where
- Egypt
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Cairo University
Deep Caries
Deep Marginal Acquisition With Thermacut Bur Vs. Functional Crown Lengthening in Deep Carious Lesions
this clinical trial is conducted to compare between deep marginal acquistion by the means of thermacut bur Vs. functional crown lengthening in exposing deep subgingival interproximal cervical lesions
- Trial name
- NCT06205459
- Testing
- deep marginal acquisition using thermacut bur
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Cairo University
Esthetics, Dental
Effect of Midline Discrepancy and Crown Width Disporportion on Esthetics
In the web-based cross-sectional study 180 participants were included. Half of them (n = 90) were patients (laypeople) of the university clinic and the remaining half were restorative dentists and prosthodontists with similar…
- Trial name
- NCT06280027
- Testing
- survey
- Where
- Turkey (Türkiye)
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Marmara University
Perinatal
Study on the Fetal Safety of New Coronavirus Vaccination for Couples During the Peri-pregnancy Period
All the pregnant women and newborns of both or one of the couples who gave birth in Ditan hospital were collected as the observation group, and the pregnant women and newborns of both husband and wife who gave birth in our…
- Trial name
- NCT05125770
- Testing
- New crown vaccine
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Beijing Ditan Hospital
Crown Lengthening Procedure With Ostectomy
Analgesic Efficacy of Arnica Montana in Comparison With Diclofenac Sodium Following a Periodontal Surgical Procedure
Introduction: Homeopathy is a deep healing, comprehensive and distinct system originally developed by Samuel Hahnemann about 200 years ago.
- Trial name
- NCT03520595
- Testing
- Arnica 200 drug 3 pills,3 times daily for 3 days, Diclofenac Sodium 50mg twice daily
- Where
- India
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Tatyasaheb Kore Dental College
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
Primary Teeth, Dental Caries
Assessment of Stainless Stain Crowns Placed Using the Hall Technique and Traditional Technique
The purpose of this study is to evaluate and compare the clinical performance of Stainless Stain Crowns Placed Using the Hall Technique and Traditional Technique
- Conditions
- Primary Teeth, Dental Caries, Dentin, Carious
- Trial name
- NCT03433157
- Testing
- Hall technique, Traditional technique
- Where
- Turkey (Türkiye)
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Dental Prosthesis Failure
Clinical Performance of All-ceramic Posterior Crowns. A Randomized, Prospective Clinical.
This is a randomized, prospective clinical trial. The aim of the project is to assess the clinical performance of three types of tooth-supported crowns; monolithic high translucent colored zirconia, crowns of high-translucent…
- Trial name
- NCT04272112
- Testing
- IPS e.max CAD, Ivoclar Vivadent, BruxZir, Glidewell, BruxZir*, Glidewell
- Where
- Sweden
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Malmö University
Gingival Disease
Gingival Health After Zirconia Versus Stainless Steel Crowns in Children
The goal of this clinical trial is to learn if prefabricated zirconia crowns (PZCs) improve gingival health compared to stainless steel crowns (SSCs) in primary molars of young children.
- Trial name
- NCT07436325
- Testing
- Prefabricated Zirconia Crown, Stainless steel crown
- Where
- Saudi Arabia
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Murad Alrashidi
Dental Caries, Pulpotomy
Comparison of Clinical Success of Stainless Steel Crowns and Zirconia Crowns in Primary Molars
Evaluation and understanding of clinical success, parental satisfaction and effects on periodontal tissues are the main expected benefits of prefabricated zirconia crowns and prefabricated stainless steel crowns.
- Trial name
- NCT06685640
- Testing
- prefabricated stainless steel crowns, prefabricated zirconia crowns
- Where
- Turkey (Türkiye)
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Aydin Adnan Menderes University
Body Fat Disorder
Bilateral; Flank Study With Crown Cooling Insert
Evaluate the safety and efficacy of non-invasive subcutaneous fat layer reduction in the flank using an applicator with and without the Crown Cooling Insert.
- Trial name
- CCI (NCT02554760)
- Testing
- The ZELTIQ CoolSculpting System
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Zeltiq Aesthetics
Crown Lengthening
Influence of Restorative Timing on Crown Lengthening Outcome.
Setting the restorative margins for teeth with short clinical crowns is challenging and crown lengthening surgery (CLS) is often necessary.
- Trial name
- NCT03947658
- Testing
- Surgical crown lengthening
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Dental Caries
Occlusal Compensation After the Hall Technique
The Hall Technique preformed metal crown (HTPMC) is used to treat decayed primary molars. The correct size is chosen and pushed over the tooth with no tissue removal.
- Trial name
- CHAT (NCT04001153)
- Testing
- Dental impressions
- Where
- United Kingdom
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Dundee
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
Gingival Inflammation
Evaluation Of Zirconia Crowns Restoring Endodontically Treated Posterior Teeth With Two Finish Line Designs And Occlusal Reduction Schemes
The aim of this study is to evaluate the clinical performance of two finish line designs (feather edge and rounded shoulder) in relation with two occlusal designs (flat and planar) in endodontically treated teeth restored with…
- Trial name
- NCT04052490
- Testing
- Abutment with flat occlusal reduction with feather edge finish
- Where
- Egypt
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Cairo University
Dental Caries of Root Surface, Surgery
Intraoral Imaging at Clinical Crown Lengthening
Crown lengthening surgery is done when a tooth needs to be fixed with a crown. Sometimes, not enough of the tooth sticks out above the gum to support a crown.
- Trial name
- NCT03064217
- Testing
- Making impression at surgery
- Where
- 2 sites in United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Dental Plaque, Oral Biofilm
Investigation of Biofilm Formation on Temporary push-on Rings of Implant Crowns
This in-vivo study investigates early (48h), mature (2 weeks) and long-term (3 months) biofilm formation and composition on temporary push-on cones (exchangeable conical rings) made of noble-alloy-based materials (Pagalinor, PA)…
- Conditions
- Dental Plaque, Oral Biofilm, Peri-implantitis
- Trial name
- NCT05122897
- Testing
- Rings made of PA (test), Rings made of TAN (control)
- Where
- Switzerland
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Carious Teeth
Comparison of 3D Printed Composite Resin Crowns With Stainless Steel Crowns
The goal of this splith - mouth clinical trial is to compare 3D Printed Prefabric Composite Resin Crowns with Stainless Steel Crowns in healthy 50 children age between 5 and 9 with caries on more than one surface of the primary…
- Trial name
- NCT06161103
- Testing
- 3D Printed Prefabricated Composite Resin Crown Group, Prefabricated stainless steel crown group
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Marmara University