WEKO3
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A significantly lower deviation was found with Reciproc R40 and WaveOne Large for 10 degrees curvature, by ProTaper SX-S1-S2-F1-F2-F3-F4 for 20 degrees, and by Reciproc R40 for 30 degrees in the final preparation size of ISO#40.\u003cbr\u003e Conclusions: These findings suggest that the reciprocating Ni-Ti single-file Reciproc and WaveOne are suitable systems for preparing curved canals, the same as the rotary multiple system ProTaper.", "subitem_description_type": "Abstract"}]}, "item_10006_dissertation_number_12": {"attribute_name": "学位授与番号", "attribute_value_mlt": [{"subitem_dissertationnumber": "甲第454号"}]}, "item_10006_heading_21": {"attribute_name": "見出し", "attribute_value_mlt": [{"subitem_heading_headline": "PDF/A", "subitem_heading_language": "ja"}]}, "item_10006_publisher_5": {"attribute_name": "公開者", "attribute_value_mlt": [{"subitem_publisher": "The Japanese Society of Conservative Dentistry"}]}, "item_10006_relation_14": {"attribute_name": "情報源", "attribute_value_mlt": 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シングルNi-Tiロータリーファイルによる湾曲根管形成の評価:—根管湾曲度と根管壁変位量の相関関係—
https://kdu.repo.nii.ac.jp/records/22
https://kdu.repo.nii.ac.jp/records/22adf303f1-55bc-4fbe-b799-70b4d34cbc1b
名前 / ファイル | ライセンス | アクション |
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Full Text(全文) (977.0 kB)
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論文内容要旨 (159.9 kB)
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論文審査要旨、最終審査の結果の要旨 (271.4 kB)
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Item type | 学位論文 / Thesis or Dissertation(1) | |||||
---|---|---|---|---|---|---|
公開日 | 2016-04-12 | |||||
タイトル | ||||||
言語 | ja | |||||
タイトル | シングルNi-Tiロータリーファイルによる湾曲根管形成の評価:—根管湾曲度と根管壁変位量の相関関係— | |||||
タイトル | ||||||
言語 | en | |||||
タイトル | Shaping Ability of Nickel-titanium Single-file Systems in Simulated Canals with Different Angles:—The Relation between Curved Canal Shapes and Canal Transportation— | |||||
言語 | ||||||
言語 | jpn | |||||
キーワード | ||||||
言語 | ja | |||||
主題Scheme | Other | |||||
主題 | Ni-Tiシングルファイル | |||||
キーワード | ||||||
言語 | ja | |||||
主題Scheme | Other | |||||
主題 | 往復運動機能 | |||||
キーワード | ||||||
言語 | ja | |||||
主題Scheme | Other | |||||
主題 | 湾曲根管 | |||||
キーワード | ||||||
言語 | ja | |||||
主題Scheme | Other | |||||
主題 | 根管壁変位量 | |||||
キーワード | ||||||
言語 | ja | |||||
主題Scheme | Other | |||||
主題 | Ni-Ti single-file system | |||||
キーワード | ||||||
言語 | ja | |||||
主題Scheme | Other | |||||
主題 | reciprocating motion | |||||
キーワード | ||||||
言語 | ja | |||||
主題Scheme | Other | |||||
主題 | apical curvature | |||||
キーワード | ||||||
言語 | ja | |||||
主題Scheme | Other | |||||
主題 | canal transportation | |||||
資源タイプ | ||||||
資源タイプ識別子 | http://purl.org/coar/resource_type/c_db06 | |||||
資源タイプ | doctoral thesis | |||||
アクセス権 | ||||||
アクセス権 | open access | |||||
アクセス権URI | http://purl.org/coar/access_right/c_abf2 | |||||
著者 |
田中, 美香
× 田中, 美香× Tanaka, Mika |
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公開者 | ||||||
出版者 | The Japanese Society of Conservative Dentistry | |||||
抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | 目的 : 本研究は, 往復運動により駆動するNi-TiシングルファイルReciprocとWaveOneの湾曲根管形成時の根管壁変位量を, 複数本で根管形成を行うProTaperと比較検討することを目的とした. <br> 材料と方法 : 実験には, 根尖部湾曲が10, 20, 30度の湾曲角度を有するJ型エポキシレジン製透明湾曲根管模型各42本, 合計126本を使用し根管形成実験群を6群 (各群n=7×3) に分類した. 各実験群は最終根管形成号数がISO#25のReciproc R25, WaveOne Primary, および対照群のProTaper SX-S1-S2-F1-F2と最終根管形成号数がISO#40のReciproc R40, WaveOne Large, および対照群のProTaper SX-S1-S2-F1-F2-F3-F4に分類した. 各実験群の切削効率の測定は, 根管形成前後の透明湾曲根管模型を重ね合わせ, その差異を実体顕微鏡Olympus SZX16およびデジタルカメラDP71を用いて撮影し, さらに計測用ソフトWinRoofを使用して計測を行い, 根管壁変位量とした. <br> 結果 : 切削効率を測定した結果, 最終拡大号数#25のReciproc R25, WaveOne Primary, および対照群のProTaperでは, すべてのファイルにおいて有意差が認められなかった. 一方, 最終拡大号数#40では湾曲10度の根管ではReciproc R40, WaveOne Large, 湾曲20度の根管ではProTaper, 湾曲30度の根管ではReciproc R40が, 最も根管壁変位量が小さく根管形態を保持していることが示された. <br> 結論 : Ni-TiシングルファイルReciprocとWaveOneによる根管形成は, 複数本で形成するProTaperと同様に正確な根管形成が可能であることが示された. | |||||
抄録 | ||||||
内容記述タイプ | Abstract | |||||
内容記述 | Purpose: The purpose of this study was to determine the shaping ability of the reciprocating nickel-titanium (Ni-Ti) single-file system (Reciproc: VDW, Germany; WaveOne: Dentsply Maillefer, Switzerland) and rotary multiple system (ProTaper: Dentsply Maillefer) by measuring canal transportation.<br> Methods: One hundred and twenty-six J-shaped canals in resin blocks were used in this experiment. The J-shaped canals had three different apical curvatures (10 (n=42), 20 (n=42), 30 (n=42) degrees) and were randomly classified into 6 groups: Reciproc R25, WaveOne Primary, ProTaper SX-S1-S2-F1-F2, Reciproc R40, WaveOne Large, and ProTaper SX-S1-S2-F1-F2-F3-F4. Each group consisted of a model of 10 (n=7), 20 (n=7), and 30 (n=7) degrees. Canal transportation was assessed by comparing pre-instrumentation and post-instrumentation images under an Olympus SZX16 with digital camera DP71, and the superimposed images were analyzed by WinRoof.<br> Results: After adjusting for the level and canal wall side, the mean transportation was not significantly different between Reciproc R25, WaveOne Primary, and ProTaper SX-S1-S2-F1-F2 in the final preparation size of ISO#25. A significantly lower deviation was found with Reciproc R40 and WaveOne Large for 10 degrees curvature, by ProTaper SX-S1-S2-F1-F2-F3-F4 for 20 degrees, and by Reciproc R40 for 30 degrees in the final preparation size of ISO#40.<br> Conclusions: These findings suggest that the reciprocating Ni-Ti single-file Reciproc and WaveOne are suitable systems for preparing curved canals, the same as the rotary multiple system ProTaper. | |||||
学位名 | ||||||
学位名 | 博士(臨床歯学) | |||||
学位授与機関 | ||||||
学位授与機関識別子Scheme | kakenhi | |||||
学位授与機関識別子 | 32703 | |||||
学位授与機関名 | 神奈川歯科大学 | |||||
学位授与年度 | ||||||
内容記述タイプ | Other | |||||
内容記述 | 2014 | |||||
学位授与年月日 | ||||||
学位授与年月日 | 2015-03-17 | |||||
学位授与番号 | ||||||
学位授与番号 | 甲第454号 | |||||
権利 | ||||||
権利情報 | 日本歯科保存学会 | |||||
情報源 | ||||||
関連名称 | 日本歯科保存学雑誌, 57(6):502-509, 2014 | |||||
関連サイト | ||||||
識別子タイプ | URI | |||||
関連識別子 | https://www.jstage.jst.go.jp/article/shikahozon/57/6/57_502/_article/-char/ja/ | |||||
関連名称 | J-STAGE | |||||
フォーマット | ||||||
内容記述タイプ | Other | |||||
内容記述 | application/pdf | |||||
著者版フラグ | ||||||
出版タイプ | VoR | |||||
出版タイプResource | http://purl.org/coar/version/c_970fb48d4fbd8a85 | |||||
見出し | ||||||
小見出し | PDF/A | |||||
言語 | ja |