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Dental Co-Cr alloys fabricated by selective laser melting: A review article

Kang HG

Cobalt-chromium alloys are used to fabricate various dental prostheses, and have advantages of low cost and excellent mechanical properties compared to other alloys. Recently, selective laser melting, which is an...
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Effect of cooling rate during oxidation treatment on the hardness change by post firing heat treatment of a Pd-Cu-Ga-Zn alloy after simulated porcelain firing

Kim MJ, Shin HJ, Kwon YH, Kim HI, Seol HJ

Effect of cooling rate during oxidation treatment on the hardness change by post firing heat treatment of a Pd-Cu-Ga-Zn alloy after simulated porcelain firing was investigated and the following results...
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Effects of hydrogen peroxide pretreatment and heat activation of silane on the shear bond strength of fiber-reinforced composite posts to resin cement

Pyun JH, Shin TB, Lee JH, Ahn KM, Kim TH, Cha HS

PURPOSE: To evaluate the effects of hydrogen peroxide pretreatment and heat activation of silane on the shear bond strength of fiber-reinforced composite posts to resin cement. MATERIALS AND METHODS: The specimens...
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The effect of silane applied to glass ceramics on surface structure and bonding strength at different temperatures

Yavuz T, Eraslan O

PURPOSE: To evaluate the effect of various surface treatments on the surface structure and shear bond strength (SBS) of different ceramics. MATERIALS AND METHODS: 288 specimens (lithium-disilicate, leucite-reinforced, and glass infiltrated...
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Effect of silane activation on shear bond strength of fiber-reinforced composite post to resin cement

Kim HD, Lee JH, Ahn KM, Kim HS, Cha HS

PURPOSE: Among the surface treatment methods suggested to enhance the adhesion of resin cement to fiber-reinforced composite posts, conflicting results have been obtained with silanization. In this study, the effects...
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The Influence of the Time and Temperature of Heat Treatment on the Allergenicity of Egg White Proteins

Shin M, Han Y, Ahn K

PURPOSE: The present study was performed to determine the factor, either duration or the temperature of heat treatment, exerting maximal and significant influence on the composition and allergenicity of egg...
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Mechanical and geometric features of endodontic instruments and its clinical effect

Kim HC

INTRODUCTION: The aim of this paper is to discuss the mechanical and geometric features of Nickel-titanium (NiTi) rotary files and its clinical effects. NiTi rotary files have been introduced to...
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The Growth of Osteoblasts according to the Pretreatment of HA Scaffold Surface

Park BC, Kim YH, Kim TG, Lee JH, Kim YJ, Choi SY

  • KMID: 2203033
  • J Korean Soc Plast Reconstr Surg.
  • 2010 Jul;37(4):340-345.
PURPOSE: Recently, bioceramics have become popular as a substitute graft material for reconstruction of bony defect after trauma or tumor surgery. Among the bioceramic materials, hydroxyapatite(HA) is favored due to...
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A histomorphometric study on the effect of surface treatment on the osseointegration

Choi WJ, Cho IH

STATEMENT OF PROBLEM: Many studies have been conducted to improve the primary stability of implants by providing bioactive surfaces via surface treatments. Increase of surface roughness may increase osteoblast activity...
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Precalcification Treatment of TiO2 Nanotube on Ti-6Al-4V Alloy

Kim SJ, Park JM, Bae TS, Park EJ

STATEMENT OF PROBLEM: Recently precalcification treatment has been studied to shorten the period of the implant. Purpose: This study was performed to evaluate the effect of precalcification treatment of...
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Biological response of primary rat calvarial cell by surface treatment of Ti-8Ta-8Nb alloy

Kim HJ, Son MK, Park JI, Chung HJ, Kim YJ

PURPOSE: Ti-6Al-4V alloy is widely used as an implant material because of its good biocompatibility and good mechanical property compared with commercial pure titanium. Otherwise, toxicity of aluminum and vanadium...
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Surface characteristics and stability of implants treated with alkali and heat

Song YS, Cho IH

STATEMENT OF PROBLEM: Bioactive materials must have the ability to spontaneously form a bone like apatite layer on their surface and induce direct biochemical bonding to bone. A simple chemical...
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Reconstruction with Replantation of the Resected Bone after Low Heat Treatment for Malignant Pelvic Bone Tumors

Kim KJ, Kim HS, Kang HG, Roh YW, Oh JH, Lee SH, Han IK

  • KMID: 2398713
  • J Korean Orthop Assoc.
  • 2006 Jun;41(3):519-526.
PURPOSE: This study evaluated the oncological and functional results of a surgical treatment for malignant pelvic bone tumors using a low-heat-treated autologous bone graft. MATERIALS AND METHODS: Eleven patients with malignant...
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Effects of heat treatment on the load-deflection properties of nickel-titanium wire

Chang SH, Lim SH, Kim KW

  • KMID: 2273641
  • Korean J Orthod.
  • 2006 Oct;36(5):349-359.
OBJECTIVE: Nickel-titanium alloy wire possesses excellent spring-back properties, shape memory and super-elasticity. In order to adapt this wire to clinical use, it is necessary to bend as well as to...
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Heat Treatment Suppressed the Expression and Activity of Matrix Metalloproteinases in the Primary Cultured Astrocytes

Kim JY, Kim YJ, Kim JH, Lee WT, Park KA, Lee JE

  • KMID: 2092856
  • Korean J Anat.
  • 2005 Oct;38(5):385-394.
Matrix metalloproteinases (MMPs), which is a kind of Zn-dependent enzyme, are a family of proteolytic enzymes that can degrade the extracellular matrix and then play important roles in the pathophysiology...
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FLEXURE STRENGTH AND MICROSTRUCTURE OF IPS EMPRESS 2 GLASS-CERAMIC ON HEAT PRESSING AND HEAT TREATMENTS

Oh SC, Dong JK, Luthy H, Scharer P

  • KMID: 2195952
  • J Korean Acad Prosthodont.
  • 2000 Oct;38(5):575-582.
This investigation was designed to determine whether heat-pressing and/or simulated heat treatments affected the flexure strength and the microstructure of the lithium disilicate glassceramic in the IPS Empress 2 system....
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A study concerning the characteristics of Korean Ni-Ti alloy orthodontic wire

Park DO, Kwon OW

  • KMID: 2271181
  • Korean J Orthod.
  • 1995 Apr;25(2):187-200.
To estimate the characteristics of Korean Ni-Ti alloy orthodontic wire, this study investigated compositions, tensile properties, bending properties, heat treatment effects, and ion releasing degrees, and compared these characteristics to...
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Reconstruction of Large Bone Defect after Bone and Soft Tissue Tumor Resection , using Jeat - Treated Autogenous Isotrophic Bone Graft

Lee JS, Jeon DG, Kim HY, Kang YH, Chung DH, Lee SY

To fill the large bone defect after bone and soft tissue tumor resection, there are several options such as tumor prosthesis, bone cement with intramedullary nail, autogenous bone graft and...
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