Clinical trials: Dental Crown
Early Childhood Caries (ECC)
Zirconia Crowns Versus Extraction of Primary Anterior Teeth
Severely mutilated anterior primary teeth in preschool children are frequently managed by extraction. However, premature loss of anterior primary teeth has been associated with adverse functional, developmental and psychosocial…
- Trial name
- NCT07719478
- Testing
- Zirconia Crown, Extraction
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Passant Nagy
Pulpotomy, Tooth Restoration
3D-printed Endocrowns Versus Prefabricated Zirconia Crowns in Pulpally-treated Primary Molars
Aim of the study : to compare between 3D printed microfilled hybrid composite endocrowns and prefabricated zirconia crowns for restoring pulpally treated primary molars regarding the following aspects: In Vivo aspects Patient…
- Trial name
- NCT04909827
- Testing
- 3D-printed endocrown, Zirconia crown
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Tooth Decay
Clinical and Radiographical Evaluation of Two Types of Composite Materialsstrip Crown in Primary Molars
Alterations in oral health of children interfere with their quality of life. Dental caries is the most common public health problem of children .
- Trial name
- NCT05908136
- Testing
- restorative materials
- Where
- Egypt
- Volunteers
- 36 people
- Sponsor
- Al-Azhar University
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
Sleep Bruxism, Monolithic Ceramic Fixed Dental Prosthesis (Single Crowns)
All-ceramic Crowns in Patients With Sleep Bruxism
The aim of the study is to evaluate the complication rate of 2 types of all-ceramic crowns in patients with or without bruxism.
- Trial name
- NCT03039985
- Testing
- Zirconia crowns (Prettau®), lithium disilicate crowns (IPSe.max®)
- Where
- Germany
- Volunteers
- 109 people, healthy volunteers welcome
- Sponsor
- Heidelberg University
Gingival Health, Metal-Ceramic Restorations
Long-Term Periodontal Tissue Changes Associated With Metal-Ceramic Crowns: An 8-Year Split-Mouth Study
The goal of this clinical trial is to to evaluate the periodontal condition around metal-ceramic crown. The main question to be answered is: whether the metal-ceramic crown is the cause of gum changes? The study offers to involve…
- Trial name
- NCT07500636
- Testing
- Metal-ceramic crown
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Riga Stradins University
Soft Tissues, Prosthetic
Outcomes on Teeth Prepared With BOPT
The aim of this study is to evaluate the clinical and biological behavior of full coverage restorations on teeth prepared without finish line in a prospective clinical study.
- Conditions
- Soft Tissues, Prosthetic, Outcome
- Trial name
- NCT04403230
- Testing
- Retreatment of teeth prepared without finish line
- Volunteers
- 52 people
- Sponsor
- University of Valencia
Peri-implantitis
Crown Removal in Non-Surgical Peri-Implantitis Therapy: A Randomized Trial
The aim of this single-blind, randomized controlled clinical trial is to evaluate whether removal of the prosthetic crown influences the clinical effectiveness of non-surgical mechanical therapy in implants affected by…
- Trial name
- NCT07391202
- Testing
- Non-Surgical Peri-Implant Therapy without Crown, Non-Surgical Peri-Implant Therapy with Crown
- Where
- Italy
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- G. d'Annunzio University
Dental Crowns
Prospective Clinical Evaluation of Posterior Single-tooth Zirconia Ceramic Restorations
This prospective, controlled, open clinical product surveillance trial will evaluate the performance of posterior zirconia ceramic crowns over 24 months
- Trial name
- NCT07797972
- Testing
- IPS e.max® ZirCAD Prime Esthetic
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- University of Pennsylvania
Gummy Smile
Effect of Clinical Crown Lengthening Surgery and Botulinum Toxin A Injection in Gummy Smile Treatment
Background: The demand for beauty is increasing in society as everyone is looking for cosmetic improvement, including gummy smile correction.
- Trial name
- NCT05057286
- Testing
- Clinical crown lengthening surgery
- Where
- Vietnam
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Medicine and Pharmacy at Ho Chi Minh City
Dental Implants, Single-Tooth, Dental Impression Technique
Digital vs Conventional Impression in Capturing the Emergence Profile Around Maxillary Anterior Implant-supported Crowns
This study compares conventional impression and cast fabrication to direct/indirect digital scannig and 3D printed casts regarding their accuracy in replicating the peri-implant emergence profile of single implants in the…
- Trial name
- NCT06425770
- Testing
- indirect digital impression and 3D printed cast, direct digital impression, conventional impresion and cast
- Where
- Hungary
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Semmelweis University
Gingival Overgrowth
Comparison of Dual Digitally Guided vs Conventional Crown Lengthening
This randomized controlled clinical trial aims to evaluate the clinical performance and patient-centered outcomes of dual digitally guided crown lengthening compared to the conventional surgical technique in the management of…
- Trial name
- DIGICROWN (NCT07575087)
- Testing
- Conventional Crown Lengthening, Dual Digitally Guided Crown Lengthening
- Where
- Syria
- Volunteers
- 18 people
- Sponsor
- Arab International University
Crowns (MeSH Unique ID: D003442), Single Tooth, Dental Porcelain (MeSH Unique ID: D003776)
Monolithic CAD/CAM Single Tooth Ceramic Crowns
With the development of Computer Aided Design and Computer Aided manufacturing (CAD / CAM) systems, all ceramic restorations have been used with high success rates during the past 30 years in order to eliminate the disadvantages…
- Trial name
- NCT04474093
- Testing
- Zirconium-reinforced glass ceramics(ZRGC),Lithium disilicate glass ceramics(LGC), Resin infiltrated glass ceramics(RIGC)
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
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
Pancreas Neoplasm, Pancreas Cancer
Novel Crown-cut Biopsy Needle (FNB) vs Standard Aspiration Needle (FNA) for EUS-guided Diagnosis of SPLs
The aim of this study is to compare tissue quality and molecular yield between a novel crown-cut biopsy needle (FNB) and a standard aspiration needle (FNA) for EUS-guided diagnosis of solid pancreatic lesions.
- Trial name
- NCT04687410
- Testing
- ProControl, MediGlobe, TopGain, Medi-Globe
- Where
- Denmark
- Volunteers
- 68 people
- Sponsor
- Peter Vilmann MD, DSc, HC, FASGE
Covid19
Biomarkers of Trained Immunity Following MMR Vaccination
This is a substudy of NCT04333732. The goal of this sub-study is to identify and characterize biomarkers of trained immunity by measuring, in vitro, immune responses to heterologous products, especially viral associated products…
- Trial name
- NCT04646239
- Testing
- Heterologous stimuli, Neutralization assay
- Where
- United States
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Caries,Dental
Comparison of the Treatment Outcomes of the Conventional Stainless Steel Crown Restorations and the Hall Technique in the Treatment of Carious Primary Molars
Stainless steel crowns have shown high success in restoring carious primary molars over a longer period of time than conventional restorations.
- Trial name
- NCT06597669
- Testing
- Placement of stainless steel crowns on primary molars
- Where
- Vietnam
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Hue University of Medicine and Pharmacy
Dental Caries
Efficacy of Hall Technique in Atypical Lesions on Primary Teeth
Atypical carious cavities could be defined as carious lesions in more than 2 surfaces of the same tooth. Dental practitioners have shown difficulties related to material's maintenance in such type of cavities and therefore…
- Trial name
- SLM2078 (NCT02782390)
- Testing
- Dental Restoration with Stainless Crown, Dental Restoration with Composite Resin
- Where
- Brazil
- Volunteers
- 364 people
- Sponsor
- Faculty Sao Leopoldo Mandic Campinas
Fractured Tooth, Decayed Tooth
Celtra Quatro Crown Study
This investigation will be a clinical trial to study the performance of a newly developed high strength ceramic material for crowns. The ceramic has been approved by the FDA for patient treatment.
- Conditions
- Fractured Tooth, Decayed Tooth, Unsatisfactory Restoration of Tooth
- Trial name
- NCT04604301
- Testing
- Celtra Quatro
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- University of Michigan
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