JP2021029539A5 - - Google Patents

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JP2021029539A5
JP2021029539A5 JP2019151994A JP2019151994A JP2021029539A5 JP 2021029539 A5 JP2021029539 A5 JP 2021029539A5 JP 2019151994 A JP2019151994 A JP 2019151994A JP 2019151994 A JP2019151994 A JP 2019151994A JP 2021029539 A5 JP2021029539 A5 JP 2021029539A5
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Japan
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continuous
pair
japanese patent
cross
sides
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JP2019151994A
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JP7143262B2 (ja
JP2021029539A (ja
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Priority claimed from JP2019151994A external-priority patent/JP7143262B2/ja
Priority to JP2019151994A priority Critical patent/JP7143262B2/ja
Priority to CN202080040103.4A priority patent/CN113873965B/zh
Priority to US17/617,166 priority patent/US11771522B2/en
Priority to PCT/JP2020/031723 priority patent/WO2021033776A1/ja
Priority to DE112020003960.9T priority patent/DE112020003960T5/de
Publication of JP2021029539A publication Critical patent/JP2021029539A/ja
Publication of JP2021029539A5 publication Critical patent/JP2021029539A5/ja
Publication of JP7143262B2 publication Critical patent/JP7143262B2/ja
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特許第４２１４２８５号公報（特願平１１−３５８９１７号） 特許第４２１４２８６号公報（特願２０００−０００４８１号）
また、作業部Ｂの先端部近傍の位置に於ける断面IIｂは、図２（ｂ）に示すように、シャフト部近傍の断面IIａを構成する一対の長辺１ａから連続した一対の辺１ｂと、断面IIａを構成する対向した一対の短辺２ａから連続した一対の辺２ｂと、長い対角線３ｂ上に鋭角のエッジ５ａから連続し且つシャフト部近傍から先端部近傍にかけて長さが増大するランド７と、短い対角線４ｂ上に鈍角のエッジ６ａに連続した鈍角のエッジ６ｂとが形成されている。
JP2019151994A 2019-08-22 2019-08-22 歯科用根管治療器具 Active JP7143262B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2019151994A JP7143262B2 (ja) 2019-08-22 2019-08-22 歯科用根管治療器具
DE112020003960.9T DE112020003960T5 (de) 2019-08-22 2020-08-21 Zahnärztliches wurzelkanalbehandlungsinstrument
US17/617,166 US11771522B2 (en) 2019-08-22 2020-08-21 Dental root canal treatment instrument
PCT/JP2020/031723 WO2021033776A1 (ja) 2019-08-22 2020-08-21 歯科用根管治療器具
CN202080040103.4A CN113873965B (zh) 2019-08-22 2020-08-21 牙科用根管治疗器具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019151994A JP7143262B2 (ja) 2019-08-22 2019-08-22 歯科用根管治療器具

Publications (3)

Publication Number Publication Date
JP2021029539A JP2021029539A (ja) 2021-03-01
JP2021029539A5 true JP2021029539A5 (ja) 2022-01-11
JP7143262B2 JP7143262B2 (ja) 2022-09-28

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ID=74661001

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019151994A Active JP7143262B2 (ja) 2019-08-22 2019-08-22 歯科用根管治療器具

Country Status (5)

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US (1) US11771522B2 (ja)
JP (1) JP7143262B2 (ja)
CN (1) CN113873965B (ja)
DE (1) DE112020003960T5 (ja)
WO (1) WO2021033776A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023032337A1 (ja) * 2021-09-06 2023-03-09 計芳 鈴木 歯科用ピースおよびその製造方法ならびに歯科用ハンドピース

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4538989A (en) 1979-10-01 1985-09-03 Dentsply International, Inc. Dental reamer
US4836780A (en) 1986-08-22 1989-06-06 Buchanan L Stephen Anti-curvature dental root canal shaping file
JP3464387B2 (ja) 1998-06-15 2003-11-10 太陽誘電株式会社 セラミックス粒子の粉砕装置及び粉砕方法
DE19901777B4 (de) * 1999-01-18 2007-08-16 3M Espe Ag Verfahren zur Herstellung endodontischer Instrumente mittels Lasereinsatz
JP4214285B2 (ja) * 1999-12-17 2009-01-28 マニー株式会社 歯科用根管治療器具及びその製造方法
JP4214286B2 (ja) 2000-01-05 2009-01-28 マニー株式会社 歯科用根管治療器具及びその製造方法
JP4269302B2 (ja) * 2001-02-28 2009-05-27 マニー株式会社 歯科用リーマ
US20100119990A1 (en) 2003-01-13 2010-05-13 Lampert Christopher J Endodontic instrument and instrument system
DE602006020949D1 (de) * 2005-04-08 2011-05-12 Michael J Scianamblo Sich biegende endodontische Instrumente
US20060246394A1 (en) * 2005-04-27 2006-11-02 Giuseppe Cantatore Endodontic files having improved lateral and torsional flexibility
JP5233016B2 (ja) * 2007-05-30 2013-07-10 マニー株式会社 歯科用の回転駆動切削具
EP2401981B1 (en) 2009-02-27 2017-09-13 MANI Inc. Gutta-percha remover
JP5529583B2 (ja) * 2010-02-26 2014-06-25 マニー株式会社 歯科用根管治療器具及びその製造方法
FR2964851B1 (fr) * 2010-09-21 2014-05-09 Neolix Instrument endodontique evide au moyen d'une fente le long d'une portion de decoupe, permettant le passage d'un fluide
WO2014118587A1 (fr) 2013-01-30 2014-08-07 Maillefer Instruments Holding Sàrl Instrument pour l'alésage des canaux radiculaires dentaires
WO2014205411A2 (en) 2013-06-20 2014-12-24 Dentsply International Inc. Endodontic instruments
CN104739525B (zh) * 2014-01-01 2018-02-23 上海埃蒙迪材料科技股份有限公司 往复式左旋刃根管锉
JP2017113361A (ja) 2015-12-25 2017-06-29 マニー株式会社 歯科用根管切削具
CN206044757U (zh) * 2016-07-26 2017-03-29 深圳市速航科技发展有限公司 一种非等轴截面的弹性根管锉
CN206518609U (zh) * 2016-08-31 2017-09-26 四川省海纳联创医疗器械有限公司 一种用于治疗磨牙根管的根管锉
US10420627B2 (en) * 2017-03-09 2019-09-24 King Abdulaziz University Dental tool for shaping dental restoration
CN208319344U (zh) * 2017-09-19 2019-01-04 扬州大学附属医院 后牙根管充填引导装置

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