Clinical trials: Durability
Smiling
Botulinum Toxin in the Treatment of Gingival Smile
Objective: to evaluate the effect of two gingival smile treatment techniques using botulinum toxin. Materials and methods: The randomized, double-blind clinical trial (patient and examiner) will be conducted by two trained and…
- Trial name
- NCT03812965
- Testing
- Botulinum toxin type A
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Universidade Ibirapuera
Occlusion, Prosthesis Durability
Abutment Analysis of Metallic Denture Frameworks in Mandibular Kenedy Class III Cases
This study is aimed to compare CAD/CAM (digitally fabricated) metallic partial denture frameworks to conventionally fabricated metallic partial denture frameworks in mandibular Kennedy class-III arches in terms of abutment health…
- Trial name
- NCT07215208
- Testing
- CAD/CAM metallic partial denture frameworks, Conventional metallic partial denture frameworks
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Cairo University
COVID-19 Pandemic, SARS-CoV2 Infection
Hacettepe University COVID-19 Vaccinated's Health Cohort- Students of Health Sciences
The first COVID-19 case in Turkey was reported on March 11, 2000. National COVID-19 mass vaccination was initiated on Jan 13, 202, with two doses of CoronaVac (R) inactivated vaccine (of Sinovac), 28 days apart.
- Conditions
- COVID-19 Pandemic, SARS-CoV2 Infection, Immunization; Infection, Health
- Trial name
- HU-CoVaCS (NCT05104385)
- Testing
- Observational, prospective, follow-up of the recipients of CoronaVac (inactivated), Pfizer-Biontech (mRNA) vaccines
- Where
- Turkey (Türkiye)
- Volunteers
- 1,223 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Artificial Turf, Athletic Performance and Injury Risk
Analysis of New Materials and Artificial Turf Products: Influence and Impact on Athlete Performance and Perception
This request pertains to a series of related projects on a common theme. Specifically, this set of projects aims to analyze the impact of new alternatives in materials and structures of artificial turf on athlete performance and…
- Conditions
- Artificial Turf, Athletic Performance and Injury Risk, Physical Fitness, Sports Equipment
- Trial name
- ANMATT (NCT06939218)
- Testing
- Countermovement Jump (CMJ), Repeated Jump Test, Repeated Sprint Ability (RSA) Test
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Castilla-La Mancha
Prosthesis Durability
Direct Versus Indirect Pick up of the Locator Retentive Caps:(Within-patient Study)
The purpose of this study will be to evaluate the effect of direct and indirect pick up of the locator retentive caps and compare the clinical results with those of the manufacturer retentive force.
- Trial name
- NCT05289752
- Testing
- dental implants in the mandible, locator attachment and overdenture
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Prosthesis Durability
Complete Digital Workflow for Construction of Full Arch Implant Supported Screw Retained Restoration
This study will compare the occlusal accuracy of different techniques for recording maxillomandibular relationships in a Complete digital workflow to construct full arch implant-supported screw-retained restoration.
- Trial name
- NCT06332482
- Testing
- Implant supported screw retained prosthesis
- Where
- Egypt
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Prosthesis Durability
Accuracy of 3-dimensional Printed Implant Cast Versus Conventional Stone Cast for Edentulous Mandibular Arch
This study will be conducted to compare between accuracy of 3D printed implant cast produced from digital impression and conventional stone cast produced from conventional splinted open tray impression for edentulous mandibular…
- Trial name
- NCT06050187
- Testing
- implant casts fabrication
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Hypersensitive, Molar Incisor Hypomineralization
Effect of Glass-Ionomer Sealing Technique on Hypersensitive Teeth With Molar Incisor Hypomineralisation
This single armed cohort study is aimed to assess the acceptance, durability and efficiency of glass-Ionomer sealing technique on hypersensitive MIH molars (TNI-3 \& 4a/b/c) clinically shortly (15 minutes) after the application…
- Conditions
- Hypersensitive, Molar Incisor Hypomineralization, Pit and Fissure Sealants
- Trial name
- MIH_GIC (NCT05945381)
- Testing
- GIC on MIH
- Where
- Germany
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University Medicine Greifswald
Prosthesis Durability
Swallowing Threshold and Efficiency for Maxillary Implant Assisted Overdenture
This study aimed to compare the swallowing threshold and efficiency of conventional maxillary implant overdenture and palatless designs.
- Trial name
- NCT06622837
- Testing
- implant overdenture
- Where
- Egypt
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Human Papillomavirus Infection, Human Papillomavirus-Related Malignant Neoplasm
Extended Follow-up of Women Who Received One, Two, and Three Doses of the HPV Vaccine in the Costa Rica Vaccine Trial (CVT), ESCUDDO-CVT Study
This study is extending follow up of women who participated in the Costa Rica Vaccine Trial (CVT) and received one dose or two doses of the human papillomavirus (HPV) vaccine, along with a group of women who received three doses.
- Trial name
- NCT03309033
- Testing
- Biospecimen Collection, Questionnaire Administration
- Where
- Costa Rica
- Volunteers
- 946 people, healthy volunteers welcome
- Sponsor
- National Cancer Institute (NCI)
Prosthesis Durability
Accuracy of Conventional and Digital Impression Techniques Used for Maxillary Hybrid Prosthesis
evaluation and comparison of the accuracy of conventional and digital impression for full arch screw retained prosthesis for edentulous maxilla.
- Trial name
- NCT05321589
- Testing
- impression techniques for implant used for maxillary screw retained hybrid prosthesis
- Where
- Egypt
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Healthy Subjects
Study to Characterize the Durability of Hypertonic Saline to Enhance Mucociliary Clearance in Healthy Subjects
The purpose of this research study is to learn about how long hypertonic saline (HS) works in healthy subjects. Inhaled hypertonic saline is one of the medications used to treat Cystic Fibrosis (CF).
- Trial name
- NCT01617369
- Testing
- Hypertonic Saline
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Tooth Discoloration, Tooth Staining
Peroxide Versus Non-Peroxide In-Office Tooth Bleaching
This randomized clinical trial aims to compare the effectiveness of peroxide and non-peroxide in-office tooth bleaching systems.
- Trial name
- BECTS (NCT07818031)
- Testing
- peroxide -based in office tooth bleaching, non-peroxide -based in office tooth bleaching
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Minia University
Prosthesis Durability
Evaluation of Locator Versus TITACH Attachment for Mandibular Overdentures.
The purpose of this randomized controlled clinical study was to evaluate the locator and TITACH attachments used for retaining mandibular 2-implant overdentures regarding retention , bite force and implant marginal bone loss…
- Trial name
- NCT06228859
- Testing
- overdentures with different attachments
- Where
- Egypt
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Hand Hygiene Compliance, Hand Hygiene Effectiveness
Fluorescent Hand Hygiene Training and Long-Term Effects in First-Year Nursing Students
This single-group quasi-experimental study will evaluate the effectiveness and durability of a fluorescent hand hygiene training program for first-year nursing students at a Polish university.
- Conditions
- Hand Hygiene Compliance, Hand Hygiene Effectiveness, Hand Hygiene, Hand Hygiene Behavior
- Trial name
- NCT07759037
- Testing
- Fluorescent Hand Hygiene Training with Glo Germ
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Powiślańska Academy of Applied Sciences
Prosthesis Durability
Impact of Mandibular Overdenture Base Construction Techniques on Assessment of Occlusion
This within patient study will be conducted to compare between two different construction techniques (CAD-CAM Milled and Conventional techniques) of 4-implant-assisted complete mandibular overdenture bases regarding the digital…
- Trial name
- NCT06080815
- Testing
- CAD/CAM Complete denture
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Dentin Hypersensitivity
Effect of Diode Laser on Sensitive NCCLs Prior to Composite Restoration, Dentin Bonding, and Clinical Durability of Composite Restorations.
This study will investigate the efficacy of three diode laser wavelengths 445 nm, 660 nm, 970 nm when applied just before placement of composite restoration on reducing postoperative sensitivity from Non-carious cervical lesions…
- Trial name
- NCT05501691
- Testing
- 445 nm Diode Laser Wavelength, 660 nm Diode Laser Wavelength, 970 nm Diode Laser Wavelength
- Where
- Egypt
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Alexandria University
Immune System Responses and Trained Immunity After AS01 Administration, Healthy Adult
Improving Vaccine Protection for Adults
As people grow older, their immune system - the body's natural defence against diseases - becomes weaker, making them more vulnerable to infections and less responsive to vaccines.
- Trial name
- NCT07527247
- Testing
- AS01 adjuvant (0.5 mL intramuscular), YF17D (Stamaril, Sanofi-Pasteur)
- Where
- Singapore
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Singapore General Hospital
Vaccine Response
Durability of Vaccine Responses
The ability of the vaccines today to generate a long-lasting protection against infections varies greatly from one vaccine to another.
- Trial name
- NCT05801978
- Testing
- Live Attenuated Yellow Fever 17D Vaccine, Quadrivalent seasonal influenza vaccine
- Where
- 3 sites in United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Emory University
Stress Urinary Incontinence
Mesh-Reduced Sling For Treating Stress Urinary Incontinence, Efficacy and Durability Trial
The goal of this pilot study is to report the safety and efficacy of a suture-suspended mesh-reduced sling for treating stress urinary incontinence (SUI) in women.
- Trial name
- NCT05842005
- Testing
- Mesh-reduced Sling
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Endeavor Health