Clinical trials: Dental Impression Techniques
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 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
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 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
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
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
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
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