Comparative evaluation of various miniplate systems for the repair of mandibular corpus fractures.

abstract：:This study investigated the changes in hardness and Young's modulus of the transparent layer of dentin associated with aging and the carious process. Eighteen extracted human molars with or without coronal caries were used in this study. The normal teeth were divided into two groups by age, and the carious teeth were ...

journal_title：Dental materials journal

authors： Zheng L,Nakajima M,Higashi T,Foxton RM,Tagami J

更新日期：2005-12-01 00:00:00

abstract：:This study aimed to evaluate the inhibitory effect of experimental pastes containing surface pre-reacted glass ionomer (S-PRG) fillers on enamel demineralization. Bovine blocks were treated twice a day for 4 days by 7 groups; experimental pastes containing 0-30 wt% S-PRG filler (S00, S01, S05, S10, and S30), deionized...

journal_title：Dental materials journal

authors： Nakamura K,Hamba H,Nakashima S,Sadr A,Nikaido T,Oikawa M,Uo M,Tagami J

更新日期：2017-07-26 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：:This study investigated the effects of storing impressions for 3 hours after spraying them with a disinfectant solution on dimensional change and deformation of maxillary edentulous stone models. Three brands of alginate impression materials, characterized by a small degree of contraction in 100% relative humidity, we...

journal_title：Dental materials journal

authors： Hiraguchi H,Kaketani M,Hirose H,Yoneyama T

更新日期：2010-05-01 00:00:00

abstract：:To elucidate the mechanism of dimensional changes in alginate impression in solutions, the relationship between the ion concentrations in three types of solutions (nonelectrolyte and monovalent and divalent metallic salts) and change in gel volume was examined. The gel in the monovalent metallic salt solution expanded...

journal_title：Dental materials journal

authors： Saitoh S,Araki Y,Kon R,Katsura H,Taira M

更新日期：2000-12-01 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：: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：: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

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：:This study evaluated the irrigation extrusion and smear layer (SL) removal of continuous ultrasonic irrigation (CUI). Forty root canals were shaped, embedded in warm sterile saline agar colored with 1% acid red, and distributed into four groups; three groups had the final irrigation sequence of sodium hypochlorite and...

journal_title：Dental materials journal

authors： Jamleh A,Suda H,Adorno CG

更新日期：2018-01-30 00:00:00

abstract：:The aim of the present study was to measure various mechanical properties of acrylic denture base resins, including flexural modulus, flexural strength, fracture toughness, Barcol and Vickers hardness and their related properties, and to investigate correlations between different mechanical properties. Resin specimens...

journal_title：Dental materials journal

authors： Lee HH,Lee CJ,Asaoka K

更新日期：2012-02-03 00:00:00

abstract：:The purpose of this study was to evaluate, in vitro, the antimicrobial effect of iRoot BP, iRoot BP Plus, and mineral trioxide aggregate (MTA) against Entercoccus faecalis and Candida albicans by using direct contact test. The materials were tested immediately after application to the microtiter wells and after settin...

journal_title：Dental materials journal

authors： Damlar I,Ozcan E,Yula E,Yalcin M,Celik S

更新日期：2014-01-01 00:00:00

abstract：:With a view to understanding the structure-property relation of a silicone-based soft lining denture material after polymerization, its chemical composition and viscoelastic properties were investigated. Chemical compositions of the cured and uncured polymers of a commercial silicone permanent soft liner were determin...

journal_title：Dental materials journal

authors： Doğan OM,Keskin S,Doğan A,Ataman H,Usanmaz A

更新日期：2007-05-01 00:00:00

abstract：:The purpose of the present study was to analyze effective factors including periodontal ligament on vertical root fractures (VRFs). Eighty maxillary central incisors were assigned to eight groups, depending on master apical file (MAF) size, loading point and existence of a simulated periodontal ligament (PDL). The gut...

journal_title：Dental materials journal

authors： Okitsu M,Takahashi H,Yoshioka T,Iwasaki N,Suda H

更新日期：2005-03-01 00:00:00

abstract：:To recognize good mechanical properties and water-resistance of a dental resin, dimethacryloxyethyl-1,1,6,6-tetrahydro-perfluoro-hexamethylene-1,6-dicarbamate (FDMHD) was newly synthesized. FDMHD initially was a white powder with m.p. 98.5-99.5°C. The copolymers of FDMHD and methyl methacrylate (MMA), FDMHD/MMA copoly...

journal_title：Dental materials journal

authors： Kurata S,Yamazaki N

更新日期：2011-01-01 00:00:00

abstract：:The purpose of this study was to evaluate the effect of various incremental filling techniques on adhesion between composite and cavity floor using light-cured resin composite. Black ABS resin and hybrid resin composite were used as mold materials--instead of dentin--for the preparation of cavities, and standardized t...

journal_title：Dental materials journal

authors： Chikawa H,Inai N,Cho E,Kishikawa R,Otsuki M,Foxton RM,Tagami J

更新日期：2006-09-01 00:00:00

abstract：:This study sought to evaluate the effects of different staining solutions on the colour stability of nanocomposites compared with microhybrid resin and to evaluate the degree of conversion of these two materials. Two different shades of two different composites were cured in polytetraflouroethylene disk rings. Coffee,...

journal_title：Dental materials journal

authors： Al Kheraif AA,Qasim SS,Ramakrishnaiah R,Ihtesham ur Rehman

更新日期：2013-01-01 00:00:00

abstract：:Bioactive-glass (B-G) is a material known for its favorable biological response when in contact with surrounding fibro-osseous tissues, due not only to an osteoconductive property, but also to an osteostimulatory capacity, and superior biocompatibility for use in human body. The objectives of this paper are to review ...

journal_title：Dental materials journal

authors： Profeta AC,Prucher GM

更新日期：2015-01-01 00:00:00

abstract：:This study investigated the contrast ratio and grain size depending on sintering parameters of twelve different zirconia materials and compared with glass-ceramic (N=156, n=12 per group). Contrast ratio of all ceramics was measured using a spectrophotometer according to ISO 2471: 2008. Grain sizes of zirconia were det...

journal_title：Dental materials journal

authors： Stawarczyk B,Emslander A,Roos M,Sener B,Noack F,Keul C

更新日期：2014-01-01 00:00:00

abstract：:The purposes of this study were to examine the shock absorption capability of addition-cured silicone denture relining materials and the bonding strength of addition-cured silicone denture relining materials and a commercial mouthguard material to determine its applicability to mouthguard adjustment. Two addition-cure...

journal_title：Dental materials journal

authors： Fukasawa S,Churei H,Chowdhury RU,Shirako T,Shahrin S,Shrestha A,Wada T,Uo M,Takahashi H,Ueno T

更新日期：2016-01-01 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：:The aim of this in vitro study was to evaluate the effects of desensitizer pre-treatment on in-office bleaching using an artificial discoloration tooth model. The stained specimens were divided into four groups (n=10); without application (Control group), Shield Force plus (SF group), UltraEz (UE group) and Teeth Mate...

journal_title：Dental materials journal

authors： Kyaw KY,Otsuki M,Hiraishi N,Segarra MS,Tagami J

更新日期：2019-10-02 00:00:00

abstract：:The objective of this work was to determine the antimicrobial and antibiofilm properties of mineral trioxide aggregate (MTA) supplemented with bismuth lipophilic nanoparticles (BisBAL NPs). The antimicrobial activity of the composite MTA-BisBAL NPs was determined by the disk diffusion assay, while antibiofilm activity...

journal_title：Dental materials journal

authors： Hernandez-Delgadillo R,Del Angel-Mosqueda C,Solís-Soto JM,Munguia-Moreno S,Pineda-Aguilar N,Sánchez-Nájera RI,Chellam S,Cabral-Romero C

更新日期：2017-07-26 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：:The aim of this study was to evaluate the cytotoxicity of contemporary flowable and paste-like bulk-fill dental composites by using a real-time cell analysis. In the present paper, cytotoxicity levels of five flowable, five paste-like bulk-fill composite materials and one conventional flowable, one conventional paste-...

journal_title：Dental materials journal

authors： Demirel G,Gür G,Demirsoy FF,Altuntaş EG,Yener-Ilce B,Kiliçarslan MA

更新日期：2020-01-31 00:00:00

abstract：:The corrosion behavior of three Ni-Ti alloys with compositions as commercial super-elastic orthodontic wires was investigated using polished plate specimens. Corrosion resistance was estimated by potentiodynamic polarization measurement in 0.9% NaCl and 1% lactic acid solutions and analysis of released metals by atomi...

journal_title：Dental materials journal

authors： Iijima M,Endo K,Ohno H,Mizoguchi I

更新日期：1998-03-01 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：:The purpose of this study was to determine the optimal condition for fabricating accurate crowns efficiently using an internet-based CAD/CAM system. The influences of three different CAD/CAM restorative materials (titanium, porcelain, and composite resin) and three different step-over scanning distances (0.01 mm, 0.11...

journal_title：Dental materials journal

authors： Tomita S,Shin-ya A,Gomi H,Shin-ya A,Yokoyama D

更新日期：2007-07-01 00:00:00

abstract：:A new type of self-etching agent, the single-step adhesive, was developed. The purpose of this study was to investigate the difference in the ultrastructural features of enamel and dentin surfaces following application of the prototype single-step adhesive (EXM618, 3M, MN, USA). Extracted caries-free human premolars w...

journal_title：Dental materials journal

authors： Han L,Cruz E,Fukushima M,Okamoto A,Okiji T

更新日期：2004-09-01 00:00:00

abstract：:The aim of this study was to develop and evaluate an automatic pH-cycling system, which was intended for performing time-lapse analyses of dental caries. Two single-section specimens prepared from each of the five extracted human incisors were studied under a condition of 3- or 9-cycles/day for seven weeks. Increase o...

journal_title：Dental materials journal

authors： Matsuda Y,Komatsu H,Murata Y,Tanaka T,Sano H

更新日期：2006-06-01 00:00:00