Clinical trials: Dental Impressions
Dental Implant
Accuracy of Intraoral Photogrammetry Scanner in Complete Arch Digital Implant Impression
Intra oral scanning can perform a full digital workflow right on the patient's mouth. Recently an intra-oral photogrammetry scanner has been introduced in the market that can make intra-oral tissue scanning in addition to a…
- Trial name
- NCT06599294
- Testing
- Digital scanning, Two digital impressions will be recorded, one with a conventional intra-oral scanner and another one with an intra-oral photogrammetry scanner.
- Where
- 2 sites in Egypt
- Volunteers
- 60 people
- Sponsor
- Ain Shams 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
Dental Prosthesis
Digital vs Conventional Impressions Study
This study aims to compare how a single cap best fit on a tooth that is fabricated with digital and conventional impression techniques.
- Trial name
- NCT03146780
- Testing
- Conventional impression, Digital Scan 1, Digital Scan 2
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- University of Rochester
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
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
Dental Implant Failure
Accuracy of Computer-assisted Template-based Implant Placement Using Conventional or Digital Impression
Proper implant position has a significant impact in esthetic and functional outcomes of implant-supported restorations. Computer-assisted template-based implant placement (guided surgery) have become increasingly popular due to…
- Trial name
- NCT03764176
- Testing
- Conventional impressions, Digital impressions
- Where
- Spain
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Valencia
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
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
Dental Implants, Edentulous Jaw
Passive Fit of Implant-Supported Frameworks: Digital vs Conventional Impressions
This randomized crossover clinical trial compares the passivity of fit of complete-arch mandibular implant-supported frameworks fabricated using three impression techniques: a non-calibrated splinted digital scan body system…
- Conditions
- Dental Implants, Edentulous Jaw, Passive Fit
- Trial name
- NCT07778199
- Testing
- IO-Connect Digital Impression, Reverse Scan Body Digital Impression, Conventional Splinted Impression
- Where
- Egypt
- Volunteers
- 8 people
- Sponsor
- Mansoura University
Edentulous Jaw, Dental Implants
Accuracy Evaluation of Implant Impressions: A Prospective Study
The aims of this clinical study are: 1) to compare the accuracy of conventional versus digital impression techniques for implant impressions; 2) to assess the passive fit of the prosthesis constructed from the most accurate…
- Conditions
- Edentulous Jaw, Dental Implants, Edentulous Mouth
- Trial name
- NCT06393582
- Testing
- Accuracy of full-arch implant impressions, Accuracy of full-arch implant impressions using intraoral scanners
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Sharjah
Edentulism, Dental Implants
Accuracy of the Calibrated Framework for Intra Oral Full Arch Scan (A Cross-over Study)
This crossover clinical trial aims to compare the accuracy of conventional splinted open-tray implant impressions with intraoral digital scanning using a calibrated framework in completely edentulous patients rehabilitated with…
- Trial name
- NCT07858682
- Testing
- Conventional Splinted Open-Tray Implant Impression, Intraoral Digital Scanning Using a Calibrated Framework
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Mansoura University
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
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
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
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
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
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 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
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
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