Clinical trials: Dental Wear
Class I Dental Caries
Clinical Performance and Wear Resistance of Two Nano Ceramic Resin Composite in Class I Cavities
in patients with Class I Cavities, will the use of Zenit Nano Ceramic Composite restorations have similar clinical performance to conventional Ceram-X Nano Ceramic Composite restorations, evaluation of restorations will be done…
- Trial name
- NCT04738604
- Testing
- Ceram•X (Dentsply De Trey GmbH, Konstanz, Germany, Zenit Nano Ceramic Composite (PRESIDENT DENTAL, GmbH, Munich, Germany)
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Cairo University
Gastroesophageal Reflux, Dental Erosion
Relationship and Pathophysiology of Gastroesophageal Reflux and Dental/Periodontal Disease
This study investigates the prevalence and pathophysiology of dental and periodontal involvement in pediatric patients with symptomatic or asymptomatic gastroesophageal reflux (GER) or gastroesophageal reflux disease (GERD).
- Trial name
- NCT01167543
- Where
- United States
- Volunteers
- 79 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Zirconia Monolithic Dental Restorations: In-mouth Behaviour, LTD and Wear
Y-TZP and In-mouth Low Thermal Degradation: A Prospective Clinical Study
The objective of this work is to study in-mouth aging and LTD of monolithic zirconia restorations. Microstructural changes characteristic of LTD processes, wear, and clinical behaviour following standard parameters will be…
- Trial name
- NCT02150226
- Testing
- Lava plus (3M) crowns and bridges
- Where
- Belgium
- Volunteers
- 101 people
- Sponsor
- University of Liege
Gingival Recession, Tooth Abrasion
Mucoderm® Versus CTG in the Treatment of Multiple Gingival Recessions Associated With Non-carious Cervical Lesion.
The aim of the present study is to compare two different multidisciplinary protocols using two types of grafts, porcine acellular dermal matrix (Mucoderm®) versus connective tissue graft, both associated with modified coronally…
- Trial name
- NCT03594513
- Testing
- MCAF, PR, CTG
- Where
- Brazil
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Universidade Estadual Paulista Júlio de Mesquita Filho
Caries, Erosive Tooth Wear
New In Situ Model Design for Caries and Erosion
This study will test simultaneously and independently two novel in situ models, one for caries and one for erosive tooth wear (ETW), based on the simulation of these dental conditions on enamel specimens placed on 3D-printed…
- Trial name
- NCT07849270
- Testing
- 0 ppm fluoride toothpaste, 250 ppm fluoride toothpaste (dose-response control), 1150 ppm fluoride toothpaste
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Indiana University
Posterior Teeth, Worn Posterior Teeth
Wear Behavior of Milled Posterior Crowns Fabricated From the New Monolithic Zirconia 5Y-TZP/3Y-TZP Compared to Lithium Disilicate
In-vitro studies do not represent the actual masticatory environment and cannot simulate the intricate chewing pattern. Hence, there is a need for an in vivo study evaluating the wear potential of the newly introduced strength …
- Conditions
- Posterior Teeth, Worn Posterior Teeth, Endodontically Treated Teeth, Crowned Posterior Teeth
- Trial name
- NCT04805281
- Testing
- monolithic zirconia (5Y-TZP/3-YTZ) ZirCAD Prime., Lithium Dislicate IPS e.max crown
- Where
- Egypt
- Volunteers
- 24 people
- Sponsor
- Cairo University
Tooth Wear
Survival and Success of CAD/CAM Restorations After 5 Years of Intraoral Use
This study evaluates the survival and success rates of dental restorations fabricated exclusively using CAD/CAM technology over a period of 5 years.
- Trial name
- NCT07276269
- Testing
- CAD/CAM Digital Restoration Placement, Study of the Survival and Success of Endodontic Posts Using the CAD/CAM Digital Method After 5 Years of Intraoral Use
- Where
- Greece
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Pediatric Obesity, Pediatric Dentistry
Oral Health in Children and Adolescents With Obesity and Normal Weight
We aimed to compare the oral health status (dmft/DMFT index, IDCAS-II, BEWE, plaque index, gingival index, probing depth) between normal-weight (NW) and obese (OW) children/adolescents.
- Trial name
- NCT06283602
- Testing
- oral health status
- Where
- Turkey (Türkiye)
- Volunteers
- 82 people
- Sponsor
- Kahramanmaras Sutcu Imam University
Prevention of Mother-to-child Transmission of HIV
Retention of Women in the PMTCT (Prevention of Mother-to-child Transmission of HIV)
EXECUTIVE SUMMARY RESEARCH QUESTION TO BE ADDRESSED BY THIS PROPOSAL What are the factors associated with retention-in-care of women enrolled in the eMTCT Option B+ program at eMTCT (elimination of mother-to-child transmission of…
- Trial name
- NCT03213223
- Where
- Zimbabwe
- Volunteers
- 468 people, healthy volunteers welcome
- Sponsor
- University of Zimbabwe
Tooth Erosion, Tooth Wear
Association Between Erosive Tooth Wear Progression and Dietary Risk Factors.
Study to determine if whether or not exist an association between the tissue loss (ETW progression) and the frequency of an acidic diet.
- Conditions
- Tooth Erosion, Tooth Wear, Erosion, Dental Erosion
- Trial name
- NCT04586322
- Testing
- No intervention, (observational study).
- Where
- Belgium
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- University Ghent
Endodontically Treated Teeth
Clinical Performance of Milled Resin Composite in Restoration of Endodontically Treated Posterior Teeth Over One Year
In patients with endodontically treated teeth, will the Indirect Milled composite Endo-crown restorations have a better clinical performance and more wear resistance than the Direct Bulk-Fill resin composite restorations over one…
- Trial name
- NCT04518371
- Testing
- Reinforced composite for the fabrication of permanent, indirect restorations using a CAD/CAM grinding process.
- Where
- Egypt
- Volunteers
- 32 people
- Sponsor
- Cairo University
Non-carious Cervical Lesions
Evaluation of the Solvent Evaporation Time of Universal Adhesives in the Quality of Cervical Lesions Restorations
The aim of this study will be to evaluate the effect of prolonging solvent evaporation time on the 6- and 12-months clinical performance of two universal adhesive systems used as selective enamel etch (SEE).
- Trial name
- NCT05945173
- Testing
- Evaporation time for 5 seconds, Evaporation time for 25 seconds, alcohol/water-based universal adhesive
- Where
- Chile
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Universidad de los Andes, Chile
Dentin Hypersensitivity, Erosive Tooth Wear
Multi-site Study to Look at Tooth Wear and Tooth Sensitivity and the Risk Factors Associated.
The goal of this observational study is to learn about tooth wear and tooth sensistivity and reasons for these conditions in five locations throughout the United States.
- Trial name
- NCT07195357
- Testing
- epidemiological
- Where
- United States
- Volunteers
- 2,500 people
- Sponsor
- Indiana University
Gingival Recession, Tooth Abrasion
Treatment of Gingival Recession-type Defects Using Different Restorative Materials
Background: The aim of this study was to evaluate the treatment of multiple gingival recessions associated with non-carious cervical lesions (NCCL) using a modified coronally advanced flap in combination with a sub-epithelial…
- Trial name
- NCT02788266
- Testing
- connective tissue graft+composite resin, connective tissue graft+ glass ionomer, connective tissue graft+giomer
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Gazi University
Dental Erosion, Acid Wear
Evaluation of Efficacy of Experimental Gel to Foam Dentifrices in Dental Erosion
The purpose of this study is to compare and evaluate the ability of two European Union (EU) regulated gel to foam toothpaste formulations versus a non-fluoride toothpaste using a modified in-situ model of dental erosion and…
- Trial name
- NCT01657903
- Testing
- Sodium Fluoride, Potassium nitrate
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Dental Erosion
The Effect of Nitrate Supplement on the Oral Microbiome and Saliva in Dental Erosion
Dental erosion happens when teeth lose some of their parts because of acid from the things people eat and/or drink or even from their stomach. It can make their teeth hurt and become sensitive.
- Trial name
- NCT06156618
- Testing
- Nitrate
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Portsmouth
Tooth Wear
Can Surface Roughness Predict Progression of Tooth Wear?
The clinical study was a single-blind, randomised intervention study to measure surface changes of polished and unpolished enamel in situ following an orange juice acid challenge.
- Trial name
- NCT03178968
- Testing
- Orange juice
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- King's College London
Oral Diseases
Carnosine Supplementation on Quantity/Quality of Oral Salivae.
The aim of this study is to elucidate the mutual relationship between salivae characteristics and oral microbiome and to compare them with common oral disease; furthermore, by using specific bioinformatic tools to analyse the…
- Trial name
- PHoral (NCT04295525)
- Testing
- 400 mg mucoadhesive oral tablet
- Where
- Italy
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Milan
Dental Wear
Hybrid Ceramic on Worn Dentition Patients
Evaluation of hybrid composite-nanoceramic on material characteristic and clinical use over tooth wear patients.
- Trial name
- NCT04775823
- Testing
- Hybrid composite nano-ceramic
- Where
- Taiwan
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Enamel and Ceramics Wear
Wear Characteristics and Clinical Performance of Lithium Silicate Versus Monolithic Zirconia Crowns.
The aim of the present study is to evaluate the wear characteristics and clinical performance of lithium silicate crowns in comparison to monolithic zirconia crowns.
- Trial name
- NCT03530020
- Testing
- monolithic zirconia crowns, lithium silicate crowns
- Where
- Egypt
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Cairo University