Effects of light sources and visible light-activated titanium dioxide photocatalyst on bleaching.

abstract：:Miniplates have been used during the last decade to facilitate stability between bony fragments in the maxillofacial region and are currently the preferred surgical method for the fixation of fractures and osteotomies. The aim of this study was to evaluate and compare the biomechanical behaviors of six different types...

journal_title：Dental materials journal

authors： Ergun S,Ofluoğlu D,Saruhanoğlu A,Karataşli B,Deniz E,Özel S,Tanyeri H

更新日期：2014-01-01 00:00:00

abstract：:Two types of patterns were tested for castability: 1) polyester mesh pattern (20mm x 22mm with 100 open squares) and 2) 20mm x 20mm wax plates 1.0 and 1.5 mm in thickness. These materials were invested using a pre-arranged commercial phosphate-bonded investment for titanium. Three different types of casting machines w...

journal_title：Dental materials journal

authors： Takahashi J,Zhang JZ,Okazaki M

更新日期：1993-12-01 00:00:00

abstract：:Previously, high temperature properties of the silver-palladium-copper-gold alloy were investigated. In this study, the thermal expansion percentage and coefficient, and high temperature strengths of ADAS Type 3 gold alloy were investigated up to the liquidus temperature. Furthermore, microstructural and compositional...

journal_title：Dental materials journal

authors： Nagasawa S,Yoshida T,Terashima N,Mizoguchi T,Yagasaki H,Kamijo K,Ito M,Platt JA,Oshida Y

更新日期：2004-06-01 00:00:00

abstract：:In this study, effects of the degree of dissociation of acids on the hydrolysis rate of methoxy group in γ-methacryloxypropyltrimethoxysilane (γ-MPS) and the adsorption characteristics of γ-MPS on ceramic surfaces were studied using acetic, phosphoric, and hydrochloric acids. Hydrolytic stability of γ-MPS adsorption l...

journal_title：Dental materials journal

authors： Aoki N,Kimoto S,Tanimura H,Nishiyama N,Aida M

更新日期：2014-01-01 00:00:00

abstract：:This study aimed to introduce a procedure for determining the bilinear elastic moduli (E1 and E2) of the periodontal ligament for a mathematical tooth model to analyse stress in the mandible. The bone and tooth morphology were scanned from a dry skull and an extracted intact tooth, respectively, and reconstructed in a...

journal_title：Dental materials journal

authors： Borák L,Florian Z,Bartáková S,Prachár P,Murakami N,Ona M,Igarashi Y,Wakabayashi N

更新日期：2011-01-01 00:00:00

abstract：:The effects of monomer structure on the mechanical properties of visible light-cured composite resins based on the seven types of aromatic dimethacrylates were investigated. The results of this study suggested that the mechanical properties of the composite resins were dependent upon the chemical structure of the dime...

journal_title：Dental materials journal

authors： Kawaguchi M,Fukushima T,Horibe T

更新日期：1989-06-01 00:00:00

abstract：:The purpose of this study was to clarify the effect of silver nanoparticles on the behavior of subcritical crack growth (SCG) in dental porcelains. Prior to occurrence of fast fracture in dental porcelains, SCG occurs and leads to strength degradation over time. SCG in dental porcelains can be characterized by the str...

journal_title：Dental materials journal

authors： Fujieda T,Uno M,Ishigami H,Kurachi M,Kamemizu H,Wakamatsu N,Doi Y

更新日期：2013-01-01 00:00:00

abstract：:The effectiveness of a barbituric acid/copper (II) chloride initiator system in dentin was examined in terms of the effects of barbituric acid structures and dentin conditioners on bond strength. Curing times and tensile bond strengths to bovine dentin were measured for PMMA/MMA resins in conjunction with initiators c...

journal_title：Dental materials journal

authors： Suzuki A,Imai Y

更新日期：1995-12-01 00:00:00

abstract：:The purpose of this study was to examine the effect of an electro-ionizing toothbrush with stannous fluoride in the treatment of dentin hypersensitivity following periodontal surgery. Thirty-two volunteers with dentin hypersensitivity were divided in two equal groups each using different methods: (Group I) stannous fl...

journal_title：Dental materials journal

authors： Orbak R,Canakçi V,Tezel A

更新日期：2001-06-01 00:00:00

abstract：:Novel fast-setting calcium silicate cement with fluoride (CSC) has been developed for potential applications in tooth crown. The aim of this study was to test the diametral tensile strength (DTS) of different CSC compositions in humid condition on day1, 28, and 180. We tested 'bond CSC' with 3.5% fluoride and no radio...

journal_title：Dental materials journal

authors： Ranjkesh B,Isidor F,Dalstra M,Løvschall H

更新日期：2016-01-01 00:00:00

abstract：:The purpose of this study was to analyze the ultrastructures and chemical compositions of precipitates formed on mineral trioxide aggregate (MTA; White ProRoot MTA) immersed in distilled water (DW) or phosphate buffered saline (PBS), based on the attribution that MTA's bioactivity and sealing ability are influenced by...

journal_title：Dental materials journal

authors： Han L,Okiji T,Okawa S

更新日期：2010-10-01 00:00:00

abstract：:The purpose of this study was to evaluate the influence of heating, cast bonding, and subsequent polishing procedures on attractive force of magnetic attachments. Two magnetic attachment systems with keepers of different chemical compositions (Hicorexslim 3013, 447J1; Magfit EX400, AUM20) were employed. Keepers examin...

journal_title：Dental materials journal

authors： Ohashi N,Koizumi H,Ishikawa Y,Furuchi M,Matsumura H,Tanoue N

更新日期：2007-05-01 00:00:00

abstract：:Seven types of amide monomers, methacryloyl tyrosine amide (MTYA), p-methacryloxybenzamide (p-MBA), p-methacryloxybutoxybenzamide (p-MBBA), o-methacryloxybutoxybenzamide (o-MBBA), p-methacryloxybutoxy phenylpropionamide (p-MBPPA), 3,5-dimethacryloxybenzamide (3,5-DMBA), and 3,5-di (methacryloxybutoxy)benzamide (3,5-DM...

journal_title：Dental materials journal

authors： Hayakawa T,Horie K

更新日期：1991-12-01 00:00:00

abstract：:The purpose of this study was to investigate the effect of remaining dentin thickness (RDT) and long term water storage on dentin bond strength in-vitro. Twenty-seven third molars were randomly divided into 3 groups: Clearfil Bond SE ONE (SE1, Kuraray Noritake Dental, Okayama, Japan), G-Bond plus (GB, GC, Tokyo, Japan...

journal_title：Dental materials journal

authors： Ting S,Chowdhury AFMA,Sun J,Kakuda S,Sidhu SK,Yoshida Y,Selimovic D,Sano H

更新日期：2018-07-29 00:00:00

abstract：:This study determined the discoloration of five CAD/CAM resins, four manually polymerized resins, and glass-ceramic as control group. Specimens were divided into three groups (N=300, n=30) to be stored in coffee, black tea and red wine (n=10). The discoloration was measured using a spectrophotometer after 1, 7, 29, 90...

journal_title：Dental materials journal

authors： Stawarczyk B,Sener B,Trottmann A,Roos M,Ozcan M,Hämmerle CH

更新日期：2012-01-01 00:00:00

abstract：:The aim of this study was to estimate the flexural properties of three kinds of experimental fiber-reinforced composite (FRC) posts and to evaluate their potential use as posts. Experimental FRC posts were fabricated with glass, aramid, and UHMWP fibers. Commercial FRC posts were used for comparison. A three-point ben...

journal_title：Dental materials journal

authors： Kim MJ,Jung WC,Oh S,Hattori M,Yoshinari M,Kawada E,Oda Y,Bae JM

更新日期：2011-01-01 00:00:00

abstract：:The torsional fracture strength at the interface between a base plate and veneering material was evaluated for three kinds of veneered restoration: porcelain fused to zirconia (PFZ), porcelain fused to metal (PFM), and composite resin veneered metal (CRVM). The metal and zirconia base plate (30×4×0.4 mm) were prepared...

journal_title：Dental materials journal

authors： Watanabe F,Seto M,Ueda K,Ozawa M

更新日期：2018-07-29 00:00:00

abstract：:A new tensile fatigue test using a stainless steel screw was introduced. A transparent PMMA rod was selected as the test material. A hole was drilled and tapped into the rod; a screw was put into the rod with dental cement or without cementation. Three types of cyclic loads were applied to the test piece; the number o...

journal_title：Dental materials journal

authors： Nishimura F,Nakamura H,Watari F,Tanaka I,Takahashi H

更新日期：1992-12-01 00:00:00

abstract：:An experimental conditioner (Exp), which was an aqueous solution of 10% ascorbic acid and 5% ferric chloride, was prepared in this study. This study evaluated the effect of Exp on the microtensile bond strength between a self-curing resin and dentin after long-term water immersion. Flat human dentin surfaces were sequ...

journal_title：Dental materials journal

authors： Soeno K,Taira Y,Ito S

更新日期：2012-01-01 00:00:00

abstract：:Ti-6Al-7Nb alloy was cast into three differently designed, removable partial denture frameworks: Palatal strap (PS), Anterior-posterior bar (AP), and Horseshoe-shaped bar (HS). The vertical displacement and local strain of Ti-6Al-7Nb alloy frameworks were investigated to compare against those of Co-Cr alloy frameworks...

journal_title：Dental materials journal

authors： Srimaneepong V,Yoneyama T,Wakabayashi N,Kobayashi E,Hanawa T,Doi H

更新日期：2004-12-01 00:00:00

abstract：:High-power light-curing units have emerged that reduce the time of procedures in dental clinical work. However, patients sometimes complain of pain during the polymerization of composite resin. In this experiment, we investigated how differences in light-curing mode affect the temperature rise during composite resin p...

journal_title：Dental materials journal

authors： Hori M,Fujimoto K,Asakura M,Nagase Y,Mieki A,Kawai T

更新日期：2019-07-31 00:00:00

abstract：:Oral bacteria adhered to dental material surfaces are known to cause various oral diseases. This study aimed to develop a highsensitive and non-radioisotopic fluorescence dye method for quantification of oral bacteria (Streptococcus, Actinomyces and Veillonella) adhered to denture material surfaces. The amount of adhe...

journal_title：Dental materials journal

authors： Sakuma Y,Washio J,Sasaki K,Takahashi N

更新日期：2013-01-01 00:00:00

abstract：:The purpose of this study was to devise and propose appropriate conditions for the photographing of thermal images in the oral cavity and to evaluate which thermography techniques can be applied to dentistry by evaluating the differences in temperature among oral tissues. Thermal images of oral cavities of 20 voluntee...

journal_title：Dental materials journal

authors： Komoriyama M,Nomoto R,Tanaka R,Hosoya N,Gomi K,Iino F,Yashima A,Takayama Y,Tsuruta M,Tokiwa H,Kawasaki K,Arai T,Hosoi T,Hirashita A,Hirano S

更新日期：2003-12-01 00:00:00

abstract：:This paper reviews the development of dental adhesives by collating information of related studies from original scientific papers, reviews, and patent literatures. Through our development, novel radical polymerization initiators, adhesive monomers, and microcapsules were synthesized, and their effects on adhesion wer...

journal_title：Dental materials journal

authors： Ikemura K,Endo T

更新日期：2010-03-01 00:00:00

abstract：:This study evaluated the polymerization shrinkage, flexural and compressive properties of low-shrinkage resin composites. For the study, four methacrylate-based and one silorane-based resin composites were light cured using three different light-curing units (LCUs) and their polymerization shrinkage, flexural (strengt...

journal_title：Dental materials journal

authors： Park JK,Lee GH,Kim JH,Park MG,Ko CC,Kim HI,Kwon YH

更新日期：2014-01-01 00:00:00

abstract：:The aim of the study was to evaluate bone regeneration using a canine model with surgically created periodontal defects filled for 12 weeks using a stratified biomaterial consisting in a biphasic calcium phosphate (BCP) covered with a crosslinking hydrogel acting as polymer membrane of silated hydroxypropyl methylcell...

journal_title：Dental materials journal

authors： Struillou X,Fruchet A,Rakic M,Badran Z,Rethore G,Sourice S,Fellah BH,LE Guehennec L,Gauthier O,Weiss P,Soueidan A

更新日期：2018-09-30 00:00:00

abstract：:This study aimed to evaluate the effect of an acidic-adjusted pH of solvent in silanization on the amount of fluoride released and mechanical properties of heat-cured acrylic resin containing a silanized fluoride-releasing filler. The experimental groups were divided into 4 groups; non-silanized, acidic-adjusted pH, n...

journal_title：Dental materials journal

authors： Nakornchai N,Arksornnukit M,Kamonkhantikul K,Takahashi H

更新日期：2016-01-01 00:00:00

abstract：:The objective of the study was to compare 1) the mean micro-shear bond strength and 2) failure mode of cements to metals in nonenclosed and mold-enclosed specimens. Specimens were prepared in mold-enclosed and non-enclosed formats from two RMGIC's and a self-adhesive resin-cement. 3-way ANOVA analysis and Tukey post h...

journal_title：Dental materials journal

authors： Cheetham JJ,Palamara JE,Tyas MJ,Burrow MF

更新日期：2013-01-01 00:00:00

abstract：:The aim of this in vitro study was to evaluate the pH value of intact and carious dentin in primary teeth using a pH-imaging microscope (SCHEM-100, HORIBA Ltd., Kyoto, Japan). Bucco-lingual cut sections of extracted human primary teeth, which had either mild or severe dentinal caries lesions, were placed on the pH-ima...

journal_title：Dental materials journal

authors： Nikaido T,Moriya K,Hiraishi N,Ikeda M,Kitasako Y,Foxton RM,Tagami J

更新日期：2004-12-01 00:00:00

abstract：:The mechanical properties of resin-modified "hybrid" glass-ionomers, for both restorative and liner/base applications, were assessed by a flexural test and compared with those of conventional acid-base glass-ionomers. Flexural strength, flexural modulus, and the modulus of resilience were determined 30 minutes after m...

journal_title：Dental materials journal

authors： Momoi Y,Hirosaki K,Kohno A,McCabe JF

更新日期：1995-12-01 00:00:00