Clinical trials: Impression Technic, Dental
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
Gagging
Efficacy of Low-level Laser Acupuncture and Microcurrent Electrical Stimulation on Gag Reflex on Children
the aim of the current study is to evaluate the effectiveness of the laser acupuncture in comparison to the electroacupuncure for controlling gag reflex in children
- Trial name
- NCT06422286
- Testing
- low-level laser, microcurrent stimulation
- Where
- Egypt
- Volunteers
- 63 people
- Sponsor
- Alexandria University
Infraposition, Estethics
Risk Factors Associated With Infraposition of Implant Supported Single Crowns in the Anterior Maxilla
Losing a tooth in the front part of the upper jaw can affect both appearance and the ability to bite and chew. Treatment to replace missing teeth is therefore often required.
- Trial name
- NCT07593131
- Where
- 2 sites in Sweden
- Volunteers
- 60 people
- Sponsor
- Region Västerbotten
Dental Anxiety
Digital Versus Conventional Impression on Discomfort and Dental Anxiety Among Preschoolers
Background: Taking alginate impressions for preschoolers is challenging and might be disturbing for them. Therefore, intraoral scanners are suggested as a better alternative to the conventional alginate impression.
- Trial name
- NCT06623851
- Testing
- Intraoral scanner, Alginate impression
- Where
- Egypt
- Volunteers
- 66 people
- Sponsor
- Hams Hamed Abdelrahman
Partially Edentulous Maxilla, Mandible
Accuracy of Scannable Healing Abutments for Implant Impressions
This prospective controlled clinical trial evaluates the three-dimensional positional accuracy of implant-level impressions obtained using scannable healing abutments compared with conventional open-tray and closed-tray…
- Trial name
- NCT07393269
- Testing
- Digital implant impression using scannable healing abutments, Open-tray implant impression, Closed-tray implant impression
- Where
- Egypt
- Volunteers
- 22 people
- Sponsor
- Sherif Aly Sadek
Jaw, Edentulous, Dental Impression Techniques
Intraoral Scanning Accuracy in the Edentulous Mandible
Today, tooth- or implant-supported single crowns and short-span fixed partial dentures can be fabricated on the basis of an intraoral scan, but the scanning accuracy decreases with increasing length of the jaw section to be…
- Trial name
- NCT05032170
- Where
- Germany
- Volunteers
- 16 people
- Sponsor
- University Hospital Heidelberg
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
Dental Anxiety, Gagging
The Acceptability of Digital Impression Compared to Conventional Technique in Children
This randomized crossover clinical trial aims to evaluate the acceptability of digital intraoral impressions compared to conventional alginate impressions in children aged 6 to 11 years.
- Conditions
- Dental Anxiety, Gagging, Dental Impression Techniques, Pediatric Dentistry
- Trial name
- NCT07002138
- Testing
- Digital Dental Impression, Conventional Dental Impression
- Where
- Lebanon
- Volunteers
- 40 people
- Sponsor
- Beirut Arab University
Edentulous Mouth, Edentulous Jaw
Simplified vs. Conventional Methods for Complete Denture Fabrication
BACKGROUND: The fabrication of complete dentures traditionally involves a series of complex technical procedures. Those procedures include two impressions for each jaw, the registration of the relationship between the upper teeth…
- Trial name
- NCT01230320
- Testing
- Denture fabrication technique
- Where
- Brazil
- Volunteers
- 40 people
- Sponsor
- University of Sao Paulo
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
Tooth Wear, Glass Ionomer Cements
Clinical Evaluation of the Performance of a Newly Developed Glass Ionomer Restorative for Posterior Restorations in an Adult Population
STUDY DESIGN Post market clinical follow-up; pilot study, prospective, controlled, randomized, split-mouth, blinded evaluation INTRODUCTION AND PURPOSE OF STUDY Continuous advancements in the field of glass ionomers have led to…
- Trial name
- NCT06275581
- Testing
- Ketac Universal Aplicap Glass Ionomer Restorative (3M) (test group), Ketac Molar Quick Aplicap Glass Ionomer Restorative (control group)
- Where
- Spain
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Universidad Europea de Madrid
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
Dental Impression Technique
Digital Versus Conventional Impression Techniques in Children
The impression is a necessary step for the orthodontic diagnosis. Digital impression has recently been introduced by means of intraoral optical scanners.
- Trial name
- NCT04220957
- Testing
- Digital Impression Technique, Conventional Impression Technique
- Where
- Italy
- Volunteers
- 24 people
- Sponsor
- University of Florence
Edentulism, Complete Dentures
Accuracy of Digital vs Conventional Denture Impressions: An In Vivo Study
The goal of this clinical trial is to compare the accuracy of two denture impression techniques, digital intraoral scanning and conventional border-molded impressions, in adults who have lost all their teeth (fully edentulous…
- Conditions
- Edentulism, Complete Dentures, Digital Impression Accuracy, Dental Impression Techniques
- Trial name
- NCT07377890
- Testing
- Digital and conventional impressions
- Where
- United Arab Emirates
- Volunteers
- 10 people
- Sponsor
- Mohammed Bin Rashid University of Medicine and Health Sciences
Gingival Retraction Techniques
Gingival Displacement With RACESTYPTINE Solution and RACEGEL: a Prospective, Comparative Randomized Clinical Trial.
The study design is a prospective, multi-center randomized, controlled, open label, 3-arm parallel group, post market clinical follow-up (PMCF) Clinical Trial.
- Trial name
- RETRACT (NCT04861285)
- Testing
- RACESTYPTINE Solution with cord, RACEGEL with cord, RACEGEL without cord
- Where
- 5 sites in France
- Volunteers
- 88 people
- Sponsor
- Septodont
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 Impressions
Children's Preferences on Digital and Conventional Impression Techniques
The goal of this crossover study is to compare children's perceptions and preferences regarding digital and conventional impression techniques in the 5- to 11-year-old age group.
- Trial name
- NCT06948617
- Testing
- digital intraoral scanner, Alginate Impression
- Where
- Turkey (Türkiye)
- Volunteers
- 131 people
- Sponsor
- Uşak University
Dental Impression Technique
Digital Intraoral Scanning With and Without Prefabricated Landmarks Versus Conventional Impression Technique
The aim of this clinical trial is to evaluate the accuracy of digital implant impressions with or without prefabricated landmarks between scan bodies compared to conventional impression technique in mandibular full-arch implant…
- Trial name
- NCT06592066
- Testing
- Digital Impression by using Intraoral Scanning of Scan Bodies, Digital Impression by using Intraoral Scanning of Scan Bodies with Prefabricated Landmarks, Splinted Open Top Tay Conventional Impression Technique
- Volunteers
- 12 people
- Sponsor
- Ain Shams University
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 Malocclusion, Edentulous Mouth
Safety and Technical Performance of Plastalgin and Plastalgin Fast in Patients Requiring a Dental Impression
The aim of this study is to gather clinical data related to the use of Plastalgin and Plastalgin Fast, in order to comply with the new medical device regulation.
- Conditions
- Dental Malocclusion, Edentulous Mouth, Dental Misalignment
- Trial name
- NCT05614635
- Testing
- Plastalgin and Plastalgin Fast
- Where
- 2 sites in France
- Volunteers
- 59 people
- Sponsor
- Septodont