Clinical trials: Dental Prosthesis
Jaw, Edentulous, Partially
Comparison Between Cobalt-chromium Partial Dentures and Thermoplastic Partial Dentures
The cobalt-chromium (CoCr) partial denture has been made for a long period. It respects biomechanical principles, providing harmony between mechanical and biological activities.
- Trial name
- Flex (NCT01816425)
- Testing
- Thermoplastic partial denture, CoCr partial denture
- Where
- Brazil
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Edentulous Jaw, Dental Prosthesis Complication
Performance of CAD/CAM Milled and 3D-printed Full-arch Implant-supported Provisionals Restorations
This clinical trial aims to compare the performance of CAD/CAM-milled and 3D-printed full-arch implant-supported provisional restorations in patients at the Advanced Implant Prosthetics Clinic of the Complutense University of…
- Conditions
- Edentulous Jaw, Dental Prosthesis Complication, Dental Prosthesis Failure
- Trial name
- NCT05958043
- Testing
- 3D- printed Full-arch Implant-supported Provisionals Restorations, CAD/CAM-milled Full-arch Implant-supported Provisionals Restorations
- Where
- Spain
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Universidad Complutense de Madrid
Dental Implant-Abutment Designs, Marginal Bone Loss in Different Abutment Designs
Peri-implant Tissues Changes for Different Abutment Shapes and Heights
The goal of this randomized clinical trial is to investigate the influence of supracrestal soft tissue on abutments of different heights (2-mm vs. 3-mm) and shapes (cylindrical abutment vs.
- Conditions
- Dental Implant-Abutment Designs, Marginal Bone Loss in Different Abutment Designs, Soft Tissue Management in Subcrestal Dental Implants
- Trial name
- NCT07509281
- Testing
- Bone-Level Implant Placement with Transmucosal Abutment and One Abutment-One Time Protocol
- Where
- Spain
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- University of Valencia
Prosthetic Complication, Prosthesis Failure, Dental
New Stereophotogrammetry System to Capture Complete-arch Impression
Patients in need of complete arch restorations will be treated with dynamic navigation system. Once the implants are positioned, a new system of stereophotogrammetry will record the implant positions to capture a precise…
- Trial name
- NCT06745232
- Testing
- FAST MAP
- Where
- Italy
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Rome Tor Vergata
Dental Implant Failed
Comparison of Conventional Impressions, Intraoral Scanners and Digital Photogrammetry for Full-arch Implant Prosthesis.
The aim of this clinical trial is to compare implant-supported definitive impressions in edentulous patients (mandible or maxilla) with 4 to 8 osseointegrated implants.
- Trial name
- NCT06570499
- Testing
- Implant impression
- Where
- Belgium
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Liege
Dental Implant, Short Dental Implant
Combined Tooth-implant Supported Prostheses
The goal of this clinical study is to evaluate clinical performance of combined tooth-implant supported 3 unit fixed partial dentures in the posterior mandible and was to compare and evaluate them with the complications of 3 unit…
- Trial name
- CTISP (NCT05712031)
- Testing
- Insertion of 1 Nucleoss T4 dental implants in posterior mandible, Insertion of 1 Nucleoss T5 dental implants in posterior mandible, Insertion of 2 Nucleoss T4 dental implants posterior mandible
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- ORHUN EKREN
Jaw, Edentulous, Partially, Missing Teeth
Two-unit Cantilever Implant Prostheses Made of Monolithic Zirconia or PFM
The aim of is to compare the survival rate and technical outcomes of cantilever implant-supported fixed denture prosthetics (cFDPs) made either out of monolithic zirconia bonded to a titanium base in a digital workflow, or…
- Trial name
- Cantilever (NCT04713800)
- Testing
- Monolithic zirconia screw retained implant-supported cantilever reconstruction supported by titanium base abutments, in a full digital workflow (ZR-TiB), porcelain fused-to metal screw retained implant-supported cantilever reconstruction supported by a gold-abutment, in a conventional workflow (PFM-GA)
- Where
- Switzerland
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- University of Geneva, Switzerland
Edentulous Alveolar Ridge
Narrow Dental Implants in Multiple Fixed Prosthesis: A Controlled Clinical Trial
The objective of this study is to evaluate the survival of narrow dental implants (≤ 3,5 mm) in multiple fixed prostheses in comparison with standard diameter dental implants (≥ 3,75 mm) after 5 years of follow-up.
- Trial name
- NCT04006782
- Testing
- Narrow dental implants
- Where
- Spain
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Fundación Eduardo Anitua
Missing Incisors, Zirconia Surface Pretreatment
Effect of Nano-structured Alumina Coating on the Bond Strength of Zirconia Resin-bonded Fixed Dental Prostheses
The purpose of this study is to evaluate the clinical outcome of resin-bonded fixed dental prostheses (RBFDPs) pretreated with nanostructured alumina coating (NAC).
- Conditions
- Missing Incisors, Zirconia Surface Pretreatment, Children, Adults
- Trial name
- NCT04693949
- Testing
- NAC, APA
- Where
- Slovenia
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Ljubljana, Faculty of Medicine
Soft Tissue
Three-dimensional Assessment of Facial Alterations Induced by Dental Prostheses
Validation of the use of a facial scanner for assessment of modifications caused by the use of dental prostheses and determination of discrepancies related to conventional measurements with digital caliper.
- Trial name
- NCT04050878
- Testing
- Facial scanner (Bellus3D) to assess perioral alterations
- Where
- Portugal
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Implantology Institute
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
Failure of Dental Implant Due to Lack of Attached Gingiva, Failure of Dental Prosthesis Causing Loss of Dental Implant
Evaluation Clinical and Radiographic Images in Dental Implants Rehabilitated With Overdentures
The control of biofilm around implants is critical to the success of the implant rehabilitation of edentulous jaw with overdentures, and it is the dentist's duty to inform and guide patients, and keep their maintenance in order…
- Trial name
- NCT02511977
- Testing
- peri-implant examination
- Where
- Brazil
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Universidade Metropolitana de Santos
Maxilla, Tooth Loss / Rehabilitation
Loading Protocols for Dental Implants Placed in Healed Fully Edentulous Maxilla
The goal of this clinical trial is to compare immediate versus early loading protocols for complete implant-supported fixed dental prostheses in healed edentulous maxillae.
- Trial name
- NCT07574099
- Testing
- Immediate implant loading, Early loading
- Where
- Serbia
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Belgrade
Temporomandibular Joint Disorders
Prevalence of Signs and Symptoms of TMD in Patients Wearing Double Complete Dentures, RPD and in Dentistry Students.
It was proposed in this study to evaluate the prevalence of TMD signs and symptoms in State University of West of Parana's dental students with natural dentition, in patients with removable partial dentures and double complete…
- Trial name
- NCT01679821
- Testing
- A questionnaire and a clinical examination
- Where
- Brazil
- Volunteers
- 210 people, healthy volunteers welcome
- Sponsor
- Universidade Estadual do Oeste do Paraná
Endodontically Treated Teeth, Missing Teeth
Impression & Prosthesis Quality Made From Different Polyvinylsiloxane Impression Techniques
This randomized controlled trial is to clinically assess and compare impression quality of polyvinylsiloxane impression material using one step (experimental) and two step (control) impression techniques and its effect on…
- Conditions
- Endodontically Treated Teeth, Missing Teeth, Discoloration, Tooth, Prosthesis Failure, Dental
- Trial name
- NCT05938400
- Testing
- Polyvinylsiloxane impression with different techniques
- Where
- Pakistan
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- Dow University of Health Sciences
Edentulous Alveolar Ridge In Mandible, Complete Edentulism
Evaluation of Bone Changes Around Implants in Patients Treated With All on Four
The Goal of the clinical trail is to evaluate the Bone height changes around two axially placed anterior implants and two distally inclined 30-degree angle posterior implants in comparison to two axially placed anterior implants…
- Conditions
- Edentulous Alveolar Ridge In Mandible, Complete Edentulism, All on Four Technique, Dental Implant
- Trial name
- NCT06723678
- Testing
- Two distally inclined 45-degree angle posterior implants, Two distally inclined 30-degree angle posterior implants
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Denture, Complete, Jaw, Edentulous
Milled Versus Printed CAD/CAM Complete Dentures
A crossover clinical trial investigates two novel CAD/CAM techniques for complete removable dental prostheses for edentulous patients, milling and rapid prototyping (3D-printing) in a clinical setting of an undergraduate student…
- Trial name
- MILLPRINT (NCT04873219)
- Testing
- manufacturing a complete dental prosthesis
- Where
- Switzerland
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Geneva, Switzerland
Dental Implant Failed, Prosthesis Failure
Implant-supported Fixed Dental Prostheses (FDPs) With Cantilever Extension
To report the clinical and radiographic outcomes of implant-supported fixed dental prostheses with full-ceramic cantilever extensions (FDPCs) after a function time ≥ 12 months.
- Conditions
- Dental Implant Failed, Prosthesis Failure, Peri-Implantitis
- Trial name
- NCT05676268
- Testing
- Implant-supported fixed dental prostheses with cantilever extension
- Where
- Switzerland
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- University of Bern
Prosthodontics E06.780
15 Years Control of Fiber Reenforced Composite Fixed Partial Dentures
This prospective clinical study evaluated the performance of indirect, posterior occlusal-retained, fiber-reinforced-composite restorations.
- Trial name
- FRCPDs (NCT02764463)
- Testing
- Fiber Reinforced Composite Fixed Partial Dentures
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- BNM Clinic and Research
Dental Prosthesis, Dental Implants
Short Implants Supporting Single Crowns in the Posterior Region
The aim of the present project is to evaluate functional, biological and technical variables, as well as quality of life and satisfaction as indicators of long-term clinical performance of single prostheses on short implants in…
- Conditions
- Dental Prosthesis, Dental Implants, Quality of Life
- Trial name
- NCT05081050
- Testing
- Only Follow-up
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Pontificia Universidade Católica do Rio Grande do Sul