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Time-dependent effects of EDTA application on removal of smear layer in the root canal system

Lee JK, Park SH, Choi GW

This study was to verify that the combined application of NaOCl and EDTA was more effective in removal of smear layer than the application of NaOCl alone. Furthermore it was...
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Removal patterns of smear layer according to application temperature and time of EDTA

Shin JS, Cho YB

The purpose of this study was to evaluate the effect of EDTA irrigant according to application time and temperature. 31 human mature extracted teeth with a single canal were sectioned with...
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A sem observation on the efficiency preparation of oval canals using hand and engine-driven instruments

Song U, Hur B, Lee HJ

The purpose of this study was to evaluate the efficiency of the preparation of oval canals using hand and engine-driven instruments with SEM observation. Thirty single-rooted teeth with oval canal...
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Effect of Tetracycline-HCL in Root Conditioning : A SEM Study

Kim EJ, Heer Y, Lee MS, Kwon YH

  • KMID: 2321552
  • J Korean Acad Periodontol.
  • 2000 Mar;30(1):121-133.
Root conditioning has introduced to dissolve the smear layer and to produce surface demineralization, resulting to exposure of dentin collagen fibril and opening of dentinal tubules. The purpose of the...
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The effect of smear layer treatment on the microleakage

Lee JM, Park SH, Choi GW

The purpose of this study was to compare the sealing ability of root canal obturation with or without the treatment of smear layer. Eighty extracted human teeth with one canal...
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Effects of canal enlargement and irrigation needle depth on the cleaning of the root canal system at 3 mm from the apex

Moon HJ, Hong CU

OBJECTIVES: The aim of this study was to test the hypothesis, that the effectiveness of irrigation in removing smear layer in the apical third of root canal system is dependent...
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Evaluation of the effects of two novel irrigants on intraradicular dentine erosion, debris and smear layer removal

Gorduysus , Kucukkaya , Bayramgil , Gorduysus

OBJECTIVES: To evaluate the effects of copolymer of acrylic acid and maleic acid (Poly[AA-co-MA]) and calcium hypochlorite (Ca(OCl)2) on root canal dentin using scanning electron microscope (SEM). MATERIALS AND METHODS: Twenty-four...
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Smear layer removal by different chemical solutions used with or without ultrasonic activation after post preparation

Poletto D, Poletto AC, Cavalaro A, Machado R, Cosme-Silva L, Garbelini , Hoeppner M

OBJECTIVES: This study evaluated smear layer removal by different chemical solutions used with or without ultrasonic activation after post preparation. MATERIALS AND METHODS: Forty-five extracted uniradicular human mandibular premolars with single...
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Effect Of Tetracycline And Root Planing Methods On The Root Surface

Park HS, Lim SB, Chung CH

Recently, alteration on chemical treatment on the root and removal of pathologic bacteria, which is the main reason for periodontal disease, by complete removal of infected cementum layer was been...
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Scanning electron microscopic study on the efficacy of root canal wall debridement of rotary Ni-Ti instruments with different cutting angle

Jeon IS, Kum KY, Park SH, Yoon TC

The purpose of this in vitro study was to compare the effects of root canal debridement following rotary Ni-Ti instruments with positive versus negative rake angle. Seventy sound, extracted human...
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A study on the change of root surface irradiated by Er:YAG laser

Lee SH, Kim YJ, Ko YH, Chung HJ

This study was performed to evaluate the usability of Er:YAG laser for periodontal therapy. Forty dental root slabs (5x5x2mm3) were prepared from human periodontally diseased extracted teeth and grouped into...
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Effect of dentin surface treatment and exclusive primer on bond strength of a self-adhesive resin cement

Lim GE, Son SA, Park JK

The purpose of this study was to evaluate the effect of different dentin surface treatments on the bond strength of self-adhesive resin cement (G-CEM one). Human permanent molars were sectioned...
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Biological effects of a root conditioning agent for dentin surface modification in vitro

Lee JY, Seol YJ, Park JR, Park YJ, Chung CP

PURPOSE: Connective tissue reattachment to periodontally damaged root surfaces is one of the most important goals of periodontal therapy. The aim of this study was to develop a root conditioning...
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Chelating and antibacterial properties of chitosan nanoparticles on dentin

del Carpio-Perochena A, Bramante C, Duarte MA, de Moura M, Aouada FA, Kishen A

OBJECTIVES: The use of chitosan nanoparticles (CNPs) in endodontics is of interest due to their antibiofilm properties. This study was to investigate the ability of bioactive CNPs to remove the...
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Effect of smear layer deproteinization on bonding of self-etch adhesives to dentin: a systematic review and meta-analysis

Alshaikh K, Hamama HH, Mahmoud SH

OBJECTIVES: The aim of this systematic review was to critically analyze previously published studies of the effects of dentin surface pretreatment with deproteinizing agents on the bonding of self-etch (SE)...
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Dentin permeability change according to the process of compomer restoration

Cho HJ, Lee KH, Lee SJ, Lee KW

Compomer is composed of matrix and filler; matrix is made of the combination of resins and polycarboxylic molecules that are light-cured, and a filler is a glass component which is...
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The Effects of Nd:YAG Laser Irradiation on the Root Surface: A Scanning Electron Microscopic Study

Lee SJ, Kim SA, Seo SR, Kim HS

The purpose of this study was to evaluate the in vitro effects of Nd:YAG laser irradiation on removal of a root surface smear layer after root planing in comparison with...
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The effects of EDTA and pulsed Nd:YAG laser on apical leakage of canal obturation

Kwon JS, Lee HJ, Hur B

The purpose of this study was to evaluate the effects of EDTA and pulsed Nd:YAG laser on apical leakage of canal obturation. Forty-eight single-rooted teeth were used in this study....
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The effect of a diode laser and traditional irrigants on the bond strength of self-adhesive cement

Tuncdemir , Yildirim C, Ozcan E, Polat S

PURPOSE: The purpose of this study was to compare the effect of a diode laser and traditional irrigants on the bond strength of self-adhesive cement. MATERIALS AND METHODS: Fifty-five incisors extracted...
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Effect of soft chelating irrigation on the sealing ability of GP/AH Plus root fillings

Yu YS, Kim TG, Lee KW, Yu MK

The purpose of this study was to evaluate the effect of soft chelating irrigant on the sealing ability of root fillings by using a glucose leakage test. A total of 45...
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