Results 91 to 100 of about 304,414 (283)

Concurrent Whitening and Orthodontic Treatment [PDF]

open access: yes, 2007
The aim was to evaluate whether a whitening system, when used during the final stages of orthodontics, would yield results comparable to whitening alone. Patients were assigned to either the control (n=20) or experimental (n=26) groups. At T1, patients
Gladwell, Jason Thomas
core   +1 more source

Diagnosis of Combination Faults in a Planetary Gearbox using a Modulation Signal Bispectrum based Sideband Estimator [PDF]

open access: yes, 2015
This paper presents a novel method for diagnosing combination faults in planetary gearboxes. Vibration signals measured on the gearbox housing exhibit complicated characteristics because of multiple modulations of concurrent excitation sources, signal ...
Abdallaa, Gaballa M.   +5 more
core   +1 more source

Decoding the Web for Quality Insights on Mouthwash Information in Brazilian Websites

open access: yesInternational Journal of Dental Hygiene, EarlyView.
ABSTRACT Background The internet is an important source of health information for the population. There is robust evidence about the efficacy of mouthwashes in the prevention and treatment of oral diseases. However, many websites containing mouthwash‐related content may display misinformation and be challenging to read and understand.
Bruna Di Profio   +7 more
wiley   +1 more source

Wear of human teeth: a tribological perspective [PDF]

open access: yes, 2005
The four main types of wear in teeth are attrition (enamel-on-enamel contact), abrasion (wear due to abrasive particles in food or toothpaste), abfraction (cracking in enamel and subsequent material loss), and erosion (chemical decomposition of the tooth)
Amaechi B. T.   +18 more
core   +2 more sources

Chemical Effectiveness of Salvadora Persica and Commercially Available Whitening Toothpaste on Preventing Tea and Chlorhexidine Stain (in Vitro Study) [PDF]

open access: yes, 2011
Salvadora persica, a plant that contains a wide range of healthy components, has been used as chewing stick for ages to maintain good oral hygiene and currently has been approved to remove stains.
Arief, E. M. (Erry)   +2 more
core  

Influence of chemical activation of a 35% hydrogen peroxide bleaching gel on its penetration and efficacy--in vitro study [PDF]

open access: yes, 2010
OBJECTIVES: The aim of this study was to evaluate the effects of chemical activation of hydrogen peroxide (HP) gel on colour changes and penetration through the tooth structure. METHODS: One hundred and four bovine incisors were used.
Adibfar   +42 more
core   +1 more source

Randomised Controlled Trial on the Additive Effect Between Calcium Hydroxide and Sodium Hypochlorite in an Inter‐Visit Root Canal Dressing

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Aim To assess whether there was an additive antimicrobial effect between calcium hydroxide (Ca(OH)2) and sodium hypochlorite (NaOCl) in an inter‐visit root canal dressing. Methodology Patients presenting with a single‐rooted tooth with pulpal necrosis and asymptomatic apical periodontitis were included in this randomised controlled single ...
Nidambur V. Ballal   +5 more
wiley   +1 more source

To Bleach or Not to Bleach?—The Role of Bleaching in the Clinical Workflow for the Treatment of Demarcated Opacities in Anterior Teeth

open access: yesJournal of Esthetic and Restorative Dentistry, EarlyView.
ABSTRACT Objective To present a structured, stepwise approach for the esthetic management of demarcated anterior opacities associated with molar‐incisor hypomineralization (MIH), emphasizing the role of bleaching within a minimally invasive treatment workflow.
Linda Greenwall   +4 more
wiley   +1 more source

Perawatan Pemutih Gigi pada Anak

open access: yesJournal of Dentistry Indonesia, 2015
Selection of the whitening technique for tooth whitening in pediatric use should be based on the types of the stains and discolorations, and depth of the stains.
Irmawati Irmawati, Herawati Herawati
doaj   +1 more source

12-Month color stability of enamel, dentine, and enamel-dentine samples after bleaching [PDF]

open access: yes, 2018
The study aimed to quantify the color regression of enamel (E), dentine (D), and combined enamel-dentine (ED) of differently bleached ED specimens over a period of 12months in vitro.
Attin, Thomas   +4 more
core  

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