Clinical trials: Dental Impressions
Wear, Tooth, Wear, Occlusal
Intraoral Impressions for Assessment of Wear of Teeth and Restorative Materials.
Suitability of intraoral impressions for assessment of wear of teeth and restorative materials over 60 months, using the gypsum replica method and 3-D laser scanning: perspective clinical and laboratory evaluation.
- Conditions
- Wear, Tooth, Wear, Occlusal, Wear, Restoration
- Trial name
- GIC (NCT03624894)
- Testing
- impression
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- I.R.C.C.S Ospedale Galeazzi-Sant'Ambrogio
Dental Prosthesis Complication
Functional Relining Versus Digital Altered Cast Using Digitally Fabricated Distal Extension Frameworks
This clinical study will be done to compare between functional relining and digital altered cast of selective pressure impression techniques for constructing mandibular distal extension removable partial dentures using digitally…
- Trial name
- NCT06082609
- Testing
- Removable partial denture
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Osseointegration Failure of Dental Implant
Immediate Loading and Fully Guided Surgery: Single Implants
To evaluate the overall treatment outcome of single implants installed with the assistance of fully guided-surgery, submitted to immediate loading with restorations fabricated with the help of intraoral scanning, during a 1-year…
- Trial name
- NCT04061694
- Testing
- Immediate loading, fully guided surgery and 3D printed restoration, Immediate loading
- Where
- Sweden
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Folktandvården Skåne AB
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
Dental Impression Techniques
Intraoral Scanning Versus Alginate Impressions in Dental Students
Dental impressions are used to create a record of a person's teeth and oral structures. Conventional impressions are made using impression material placed in a tray, whereas digital impressions are obtained using an intraoral…
- Trial name
- NCT07705009
- Testing
- Conventional Alginate Impression, TRIOS 3 Intraoral Scanner, Medit i700 Intraoral Scanner
- Where
- Vietnam
- Volunteers
- 171 people, healthy volunteers welcome
- Sponsor
- Hue University of Medicine and Pharmacy
Dental Impression, Pediatric Dentistry, Satisfaction
Comparing Dental Impression Methods for Children
The precision of dental restorations and the production of dental models has improved due to the acceleration of technical advancement and the introduction of computer-aided manufacturing.
- Trial name
- Digital (NCT06422611)
- Testing
- Impression methods
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Ege University
Accuracy of Surgical Guide in Computer Guided Implantology
Assessment of the Accuracy of Surgical Guide Designed From Dental Model Optical Scan Versus Impression Inversion With Markers Techniques in Computer Guided Implantology. Randomized Clinical Trial.
Dental model cast accuracy can be affected by many variables as tray material, impression material and time elapsed before pouring the impression.
- Trial name
- NCT03367949
- Testing
- Surgical guide designed from Impression inversion with markers
- Where
- Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Cairo University
Edentulous Jaw, Dental Prosthesis, Implant-Supported
Accuracy of Standard and Geometric Pattern-Assisted Digital Scanning for Full-Arch Implant Prosthesis Frameworks
This clinical trial aims to compare three different impression techniques used to fabricate full-arch implant-supported dental prostheses.
- Conditions
- Edentulous Jaw, Dental Prosthesis, Implant-Supported, Prosthodontics, Dental Implantation, Endosseous
- Trial name
- GPA Scan (NCT07065487)
- Testing
- Intraoral Scanner - Standard Protocol, Intraoral Scanner with Geometric Reference Pattern, Conventional Splinted Impression Technique
- Where
- Egypt
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Mirna ashraf anis heneen
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
Denture, Complete
Conventional Versus Neutral-Zone CAD/CAM Dentures Restoring Mandibular Resorbed Ridges
The study is a within-subject randomized clinical trial that will compare and evaluate patients' satisfaction and digitally analyze denture space Confines. Group I: CAD/CAM.
- Trial name
- CAD/CAM (NCT05895292)
- Testing
- CAD/CAM Milled Methacrylate Complete Removable Dentures based on bone-support concept., CAD/CAM Milled Methacrylate Complete Removable Dentures based on neutral zone concept.
- Where
- Egypt
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Dental Implants, Dental Impression Materials
Splint Versus Non-splint Implant Impressions
The purpose of this study is to evaluate the effectiveness of heavy Vinyl PolySiloxane (VPS) and splinted implants impression (Study Group, SG) technique versus plaster implant impression (Control Group, CG) technique, in 12…
- Conditions
- Dental Implants, Dental Impression Materials, Dental Impression Techniques
- Trial name
- NCT01104363
- Testing
- Snow white plaster 2, Primopattern LC gel + PVS
- Where
- 2 sites in Italy
- Volunteers
- healthy volunteers welcome
- Sponsor
- Hospital San Pietro Fatebenefratelli
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
Computer Guided Implant
Assessment of the Accuracy of Surgical Guide Designed From Digital Impression, Dental Model Scanning Using CBCT and Desktop Scanner in Computer Guided Implantology:
Assessment of the Accuracy of Surgical Guide Designed from Digital Impression, Dental Model Scanning using CBCT and Desktop Scanner in Computer Guided Implantology: Randomized Clinical Trial.
- Trial name
- NCT03730506
- Testing
- Intra oral scanner
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Cairo University
Dental Trauma
Application of Digital Impression Technology in Children's Dental Trauma
We will Choose patients with tooth loosening caused by tooth trauma and requiring fix in the department of Pediatric Dentistry and emergency of Stomatology Hospital, Zhejiang University School of Medicine, from July 2022 to May…
- Trial name
- NCT05420571
- Testing
- digital impression, alginate impression
- Where
- China
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- The Dental Hospital of Zhejiang University School of Medicine
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
Impression Technic, Dental
Artificial Intelligence Supported Intraoral Scanning.
Digitization (automation) of production stages with Computer-Aided Design and Computer-Aided Manufacturing (CAD/CAM) technologies has led to a digital revolution in dentistry, as in many other fields of the industry.
- Trial name
- NCT05545696
- Testing
- AI on algorithm, AI off algorithm
- Where
- Turkey (Türkiye)
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Kıvanç Akça
Impression Technic, Dental, Jaw Relationship
Fabrication and Insertion of Michigan Splints by Dental Students
The aim of this study is to investigate the potential effects of different jaw relation determination (KRB) techniques on the fabrication of Michigan splints, in particular by comparing conventional methods with a wax plate and…
- Conditions
- Impression Technic, Dental, Jaw Relationship, Bruxism
- Trial name
- NCT06377475
- Testing
- Jaw relation, Questionnaire
- Where
- Switzerland
- Volunteers
- 73 people, healthy volunteers welcome
- Sponsor
- Juliana Marotti Großhausen
Soft Tissue
Customized Impressions in Dental Implants - Soft Tissues Changes
Six patients with a single unit implant in the anterior maxilla (from premolar to premolar), after at least 3 months with provisional implant supported restoration will be submitted to definitive implant impressions.
- Trial name
- NCT03496428
- Testing
- Dental implant impressions- Different Techniques
- Where
- Portugal
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Implantology Institute
Endodontically Treated Teeth
Apical Gap Length and Adaptation of Zirconia Post Using Intraoral and Extraoral Scan of Silicon Impression Technique
First, participants will undergo clinical and radiographic examination for taking all the needed preoperative records, then endodontically treated teeth preparation starting with removal of any carious or undermined tooth…
- Trial name
- NCT05476419
- Testing
- Direct intra-oral scanning technique for the post space.
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Cairo University