Clinical trials: Zirconia Crowns
Dental Disorders Hard Tissues of Teeth, Dental Diseases
Clinical Evaluation of Full Contour Zirconia Chairside CAD/CAM Crowns
This investigation will be a randomized, prospective, longitudinal clinical trial to study the clinical performance of a new monolithic, zirconia material with shade, translucency and material graduation for chairside CAD/CAM…
- Trial name
- NCT06173167
- Testing
- Crowns self-adhesively luted, Crowns conventionally cemented
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- Ivoclar Vivadent AG
Caries of Infancy
Comparison Between Stainless-Steel, Zirconia and Fiberglass Crowns for Deciduous Molars
The study will be divided into two parts: In vivo part and in vitro part.In vivo part: It will be a randomized clinical trial using split mouth technique on 44 primary molars in children aged from 4-8 years old selected from…
- Trial name
- NCT06003257
- Testing
- stainless steel crown, zirconia crown, fiberglass crown
- Where
- Egypt
- Volunteers
- 44 people
- Sponsor
- Suez Canal University
Clinical Behavior of ZLS and UTML
Clinical Behavior and Patient Satisfaction of Zirconia-reinforced Glass-ceramic Crowns and Ultra-translucent-multilayered Monolithic Zirconia Crowns With a Conservative Marginal Design
The aim of the present study is to evaluate clinical behavior and patient satisfaction of Zirconia-reinforced lithium disilicate press ceramic crowns when used in a conservative marginal design(0.6mm chamfer finish line).
- Trial name
- NCT07521501
- Testing
- UTML (KATANA) crowns with conservative marginal design, ZLS (AMBRIA) crowns with conservative marginal design
- Volunteers
- 20 people
- Sponsor
- Cairo University
Partial Edentulism, Dental Implant
Immediate vs Conventional Loading With Different Crown Materials on Immediately Placed Single Implants
This randomized controlled trial compares immediate and conventional loading of single implants placed immediately into fresh extraction sockets in the upper front and premolar region.
- Conditions
- Partial Edentulism, Dental Implant, Tooth Loss in the Esthetic Zone Requiring Immediate Implant Placement
- Trial name
- NCT07882095
- Testing
- Conventional loading, Monolithic zirconia crown, Permanent 3D-printed PMMA crown
- Where
- 2 sites in Egypt
- Volunteers
- 80 people
- Sponsor
- Ain Shams University
Prosthesis User
Clinical Performance of 3D-Printed Resin and Zirconia Implant Restorations
This randomized controlled clinical trial evaluates the clinical performance of 3D-printed resin restorations compared with milled monolithic zirconia in implant-supported single crowns and short-span fixed partial dentures…
- Trial name
- NCT07522671
- Testing
- 3D-Printed Resin Restoration (CROWNTEC)
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Menoufia University
Single Posterior Crowns, Endodontically Treated Teeth
Clinical Evaluation of Teeth Prepared With Vertical Preparation Versus Deep Chamfer
It has been demonstrated that a great amount of tooth structure is lost during the prosthetic preparations of abutments for full-coverage FDPs with tooth substance removal of 63% of 73%, this aggressive loss of tooth structure…
- Conditions
- Single Posterior Crowns, Endodontically Treated Teeth, Decayed Teeth
- Trial name
- NCT05252689
- Testing
- monolithic zirconia single posterior crowns with deep chamfer finish line, monolithic zirconia single posterior crowns with vertical finish line
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Cairo 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
Partial-edentulism
One-piece and Two-piece Zirconia Abutments in Single Implant Crowns in Esthetic Region
The goal of this clinical trail is to evaluate the clinical, radiological and immunological outcomes of the one-piece zirconia abutments (OPZAs) and two-piece zirconia abutments (TPZAs) with friction-fitted titanium bases in…
- Trial name
- NCT05583123
- Testing
- restored abutment (OPZAs), restored abutment (TPZAs)
- Where
- China
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University
Primary Molar Tooth, Pulpotomies Primary Teeth
Assessment of Clinical Success of Custom-Made Versus Prefabricated Zirconia Crowns in Pulpotomized Primary Molars
Early childhood caries often results in extensive destruction of primary molars, requiring pulpotomy followed by full-coronal restoration to ensure long-term function and durability.
- Trial name
- NCT07738471
- Testing
- Custom made zirconia crowns, Prefabricated zirconia crown
- Volunteers
- 64 people
- Sponsor
- Cairo University
Dental Caries, Tooth Injuries
Luting Cements for Prefabricated Zirconia Crown Retention in Primary Anterior Teeth in Children
The goal of this clinical trial is to compare the long-term clinical performance of three different luting cements used to bond prefabricated zirconia crowns (PZCs) on primary front teeth in young children.
- Conditions
- Dental Caries, Tooth Injuries, Primary Tooth Restoration
- Trial name
- NCT07611734
- Testing
- Cementation with Fuji IX GP Extra Glass Ionomer Cement, Cementation with BioCem™ Universal BioActive Cement, Cementation with RelyX™ Universal Resin Cement
- Where
- Saudi Arabia
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Murad Alrashidi
Posterior Single Edentulous Sites
Monolithic Zirconia Posterior Single Crowns: a Randomized Clinical Trial.
Monolithic Zirconia Posterior Single Crown cost-efficiency study. Objective and subjective analysis will be performed through FIPS and PROMs scales to evaluate treatment quality outcomes.
- Trial name
- NCT06865209
- Testing
- Monolithic Zirconia Posterior Single Screw Retained Implant Crowns
- Where
- Spain
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Barcelona
Dental Occlusion
Virtual Reproduction of Mandibular Movement for Assessing Occlusal Interferences and Adjustments
Computer-aided designs have considered dynamic occlusion with virtual articulator systems. However, the process involved is currently lengthy.
- Trial name
- NCT06272474
- Testing
- CAD-CAM zirconia crowns using buccal interocclusal record., CAD-CAM zirconia crowns using lateral interocclusal records.
- Where
- Egypt
- Volunteers
- 26 people
- Sponsor
- Hams Hamed Abdelrahman
Carious Teeth
Clinical Efficacy of Preformed Pediatric Zirconia and Metal Crown
The study was planned to evaluate and compare the clinical success of prefabricated stainless steel crowns and zirconia crowns used in the primary molars.
- Trial name
- NCT05910905
- Testing
- Prefabricated pediatric zirconia crown group, Prefabricated stainless steel crown group
- Where
- Turkey (Türkiye)
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Marmara University
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
Tooth Decay
Preformed Pediatric Crown Zirconia Versus Preformed Pediatric Metal Crown
Preformed metal pediatric crowns (PPCm) are currently considered the best method of restoring Primary molars affected by severe carious lesions compared to restorations made with various restorative materials (amalgams…
- Trial name
- PPC Z-M (NCT03296709)
- Testing
- PPC z, PPC m
- Where
- 4 sites in France
- Volunteers
- 101 people
- Sponsor
- Centre Hospitalier Universitaire de Nice
Badly Decayed Teeth andTeeth Restored With Large Filling Restorations and Endodontically Treated Teeth and Malformed Teeth and Malposed Teeth
Clinical Evaluation of Internal Fit of Milled BioHPP Polyetheretherketone (PEEK) - Based Versus Zirconia-Based Single Crowns
All ceramic crowns are indicated in case of mild to moderate discoloration, restoration of traumatized or fractured teeth and abnormal tooth anatomy.
- Trial name
- NCT04052789
- Testing
- BioHPP PEEK copings veneered with composite resin
- Volunteers
- 16 people
- Sponsor
- Cairo University
Clinical Behavioral
Clinical Assessment of Endodontically Treated Posterior Teeth Prepared With Two Occlusal Designs and Two Ceramic Full Coverage Restorations
The aim of this study was to assess the impact of flat occlusal preparation design (FOD) of endodontically treated molars on the fracture resistance and distribution of stresses among a ceramic crown-molar structure when compared…
- Trial name
- NCT06695091
- Testing
- Monolithic zirconia crown, Monolithic lithium disilicate crown
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Cairo University
Healthy Adult Participants, Tooth Fracture
The Impact of Adhesion Strategy on the Clinical Performance Of Indirect Dental Restorations
The goal of this clinical trial is to evaluate whether different cement systems influence the clinical outcome of posterior tooth supported zirconia crowns in adult patients requiring single crown restorations.
- Trial name
- NCT07644676
- Testing
- Resin cement, Glass-ionomer cement
- Where
- 2 sites in Sweden
- Volunteers
- 110 people
- Sponsor
- Malmö 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
Wear, Tooth, Wear, Occlusal
Wear of Enamel Antagonist to ZLS Crowns
The aim of this study is to evaluate the antagonist enamel wear of two processing options of Celtra duo crowns (polished and glaze fired) restoring posterior teeth in comparison with sound enamel wear at baseline and 6 months
- Trial name
- zls (NCT04914962)
- Testing
- glazed zirconium lithium silicate, polished zirconium lithium silicate
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Cairo University