Clinical trials: Trueness, open to volunteers
Facial Neoplasms
A Comparison of Accuracy Between Different Facial Scanning Techniques
Conventional alginate impressions are still a burden to both the patient and the operator especially in extraoral maxillofacial rehabilitations cases.
- Trial name
- NCT07557212
- Testing
- portable scanning, stationery scanning, mobile app scanning
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Complete Edentulism, Maxillary Complete Denture Rehabilitation
3D Printing Orientation and Film Thickness for Maxillary Complete Dentures
This randomized crossover clinical trial aims to evaluate the effect of different three-dimensional (3D) printing orientations and layer thicknesses on the trueness, dimensional accuracy, and patient satisfaction of maxillary…
- Conditions
- Complete Edentulism, Maxillary Complete Denture Rehabilitation, Prosthodontics, 3d Printing
- Trial name
- NCT07740278
- Testing
- 0° 3D-Printed Maxillary Complete Denture, 45° 3D-Printed Maxillary Complete Denture, 90° 3D-Printed Maxillary Complete Denture
- Where
- Egypt
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Tanta University
Adaptation of Different Types of Clear Aligners
Randomized In-Vivo Comparison of 3D-Printed and Thermoformed Clear Aligners: A Multi-Subject, Time-Dependent Analysis of Adaptation and Trueness
This prospective clinical study aims to evaluate and compare the in vivo adaptation and trueness of clear aligners fabricated using thermoforming and direct three-dimensional (3D) printing technologies.
- Trial name
- NCT07639515
- Testing
- Device: Invisalign Passive Clear Aligner, Spark Passive aligners, Zendura passive aligner
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Florida
Edentulous Jaw
Trueness of Intra-Oral Scanners Compared to an Extra-Oral Scanner for Scanning of Mandibular Edentulous Impressions
the relative accuracy of different intraoral scanner types specifically for capturing the complex morphology of edentulous arches, including peripheral borders and mobile tissues, remains an area of investigation, with…
- Trial name
- NCT07740798
- Testing
- Digital impression of the mandibular edentulous arch
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Truness of Impression Techniques in All on x Cases, Trueness of Full Arch Implant Prosthesis Impression
Truness of Full Arch Impressions in All on x Cases
This study aims to compare the trueness and precision of three impression methodologies photogrammetry, digital intraoral scanning with splinted scan bodies, and conventional open tray impressions in the context of the All-on-X…
- Trial name
- NCT07550725
- Testing
- photogrammetry based full arch impression, Digital Impression Using Splinted Scan Bodies, Conventional Open-Tray Implant Impression
- Where
- Egypt
- Volunteers
- 11 people
- Sponsor
- October 6 University