JP2005537059A - 歯内治療器具 - Google Patents
歯内治療器具 Download PDFInfo
- Publication number
- JP2005537059A JP2005537059A JP2004531588A JP2004531588A JP2005537059A JP 2005537059 A JP2005537059 A JP 2005537059A JP 2004531588 A JP2004531588 A JP 2004531588A JP 2004531588 A JP2004531588 A JP 2004531588A JP 2005537059 A JP2005537059 A JP 2005537059A
- Authority
- JP
- Japan
- Prior art keywords
- endodontic instrument
- grinding
- endodontic
- instrument
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C5/00—Filling or capping teeth
- A61C5/40—Implements for surgical treatment of the roots or nerves of the teeth; Nerve needles; Methods or instruments for medication of the roots
- A61C5/42—Files for root canals; Handgrips or guiding means therefor
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
Description
12 歯管
14 歯
16 長尺シャフト
18 研削エッジ
20 実働長さ部分
22 螺旋溝
30 外径
32 溝の周縁面
40 歯内治療器具
42 研削エッジ
44 作用ライン
46 接線方向ライン
48 外径
CD 研削方向
Fa 軸方向力
Fr 合力
Fra 径方向力
Ft 接線方向研削力
O 中心軸
R1 第1径方向距離
T0 トルク
α 側面のテーパー角度
β 角度
θ 螺旋角度
Claims (6)
- 歯内治療器具であって、
中心軸を有した長尺シャフトであるとともに、この長尺シャフトの少なくとも一部に沿って実働長さ部分が設けられ、この実働長さ部分が外表面を有しているような、長尺シャフトと;
前記外表面上に形成された少なくとも1つのランド無し溝であるとともに、前記中心軸から第1径方向距離をなすところに研削エッジを有した少なくとも1つのランド無し溝と;
前記外表面上に形成されるとともに前記研削エッジを起点として前記歯内治療器具の研削方向とは逆向きに延在する少なくとも1つの溝周縁面と;
を具備し、
前記溝周縁面が、前記中心軸から、前記第1径方向距離よりも短い径方向距離をなすところに、位置していることを特徴とする歯内治療器具。 - 請求項1記載の歯内治療器具において、
前記溝周縁面が、前記中心軸からの径方向距離を前記研削方向とは逆向きの方向において減少させつつ、形成されていることを特徴とする歯内治療器具。 - 請求項1記載の歯内治療器具において、
前記溝周縁面が、前記歯内治療器具を使用して歯の歯質を研削する際に前記研削エッジのところにおける接線方向力と径方向力との合力ベクトルによって規定される作用ラインのところに配置されているまたはその作用ラインよりも径方向内側に配置されていることを特徴とする歯内治療器具。 - 歯の歯管を成形するための方法であって、
中心軸を有した長尺シャフトであるとともに、この長尺シャフトの少なくとも一部に沿って実働長さ部分が設けられ、この実働長さ部分が外表面を有しているような、長尺シャフトと;前記外表面上に形成された少なくとも1つのランド無し溝であるとともに、前記中心軸から第1径方向距離をなすところに研削エッジを有した少なくとも1つのランド無し溝と;前記外表面上に形成されるとともに前記研削エッジを起点として前記歯内治療器具の研削方向とは逆向きに延在する少なくとも1つの溝周縁面と;を具備し、前記溝周縁面が、前記中心軸から、前記第1径方向距離よりも短い径方向距離をなすところに、位置しているような、歯内治療器具を準備し、
この歯内治療器具を歯管内へと挿入し、
前記歯内治療器具を操作することによって、歯の一部を除去する、
ことを特徴とする方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/229,421 US7147469B2 (en) | 2002-08-28 | 2002-08-28 | Endodontic instrument |
PCT/US2003/026885 WO2004019806A1 (en) | 2002-08-28 | 2003-08-27 | Endodontic instrument |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005537059A true JP2005537059A (ja) | 2005-12-08 |
JP4382666B2 JP4382666B2 (ja) | 2009-12-16 |
Family
ID=31976215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004531588A Expired - Fee Related JP4382666B2 (ja) | 2002-08-28 | 2003-08-27 | 歯内治療器具 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7147469B2 (ja) |
EP (1) | EP1531752B1 (ja) |
JP (1) | JP4382666B2 (ja) |
AU (1) | AU2003262930A1 (ja) |
DE (1) | DE60330353D1 (ja) |
WO (1) | WO2004019806A1 (ja) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7094055B2 (en) * | 2001-05-30 | 2006-08-22 | Steven Senia | Endodontic reamer and a method for manufacturing endodontic reamers and files |
US20080153055A1 (en) * | 2001-05-30 | 2008-06-26 | Discus Dental, Llc | Endodontic Reamer and Method for Manufacturing Endodontic Reamer and Files |
US20050272004A1 (en) * | 2004-06-08 | 2005-12-08 | Ormco Corporation | Non-landed endodontic instrument and methods of making such endodontic instruments |
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 |
US7435086B2 (en) * | 2005-08-02 | 2008-10-14 | Elio Vincenzo Giovanni Berutti | Endodontic tool having reduced torque demands |
US7300281B2 (en) * | 2005-08-02 | 2007-11-27 | Giuseppe Cantatore | Endodontic file having bi-directional scraping edges |
US7766657B2 (en) * | 2005-08-09 | 2010-08-03 | Andris Jaunberzins | Endodontic file combining active and passive cutting edges |
US20070101797A1 (en) * | 2005-11-01 | 2007-05-10 | Quan Nancy N | Endodontic instruments |
US7270541B1 (en) * | 2006-03-02 | 2007-09-18 | Johnson William B | Endodontic files having variable helical angle flutes |
AU2009291863A1 (en) * | 2008-09-09 | 2010-03-18 | Mark S. Ferber | Endodontic instrument and method of manufacturing |
US9005377B2 (en) | 2009-11-20 | 2015-04-14 | D & S Dental, Llc | Method of modifying a physical property of an endodontic instrument |
US10196713B2 (en) | 2009-11-20 | 2019-02-05 | Dentsply Sirona Inc. | Medical instrument with modified memory and flexibility properties and method |
US20110159458A1 (en) * | 2009-11-20 | 2011-06-30 | Heath Derek E | Endodontic Instrument With Modified Memory and Flexibility Properties and Method |
US8911573B2 (en) | 2009-11-20 | 2014-12-16 | D & S Dental, Llc | Medical instrument with modified memory and flexibility properties and method |
EP2438884B1 (en) | 2010-10-06 | 2013-02-13 | VDW GmbH | Endodontic system |
EP2460489A1 (fr) * | 2010-12-03 | 2012-06-06 | Maillefer Instruments Holding S.À.R.L. | Instrument pour l'alésage des canaux radiculaires dentaires |
WO2014118587A1 (fr) | 2013-01-30 | 2014-08-07 | Maillefer Instruments Holding Sàrl | Instrument pour l'alésage des canaux radiculaires dentaires |
US20160302883A1 (en) * | 2013-12-05 | 2016-10-20 | Kenneth C. SPRECHMAN | Endodontic file |
KR101629143B1 (ko) * | 2015-03-06 | 2016-06-09 | 주식회사 써지덴트 | 치내요법 기구 |
US10543060B2 (en) | 2015-12-03 | 2020-01-28 | Ormco Corporation | Fluted endodontic file |
ES2747829T3 (es) | 2016-01-29 | 2020-03-11 | Nobel Biocare Services Ag | Herramienta de técnica dental |
US10130444B1 (en) * | 2017-07-14 | 2018-11-20 | Dentsply Sirona Inc. | Endodontic instrument |
USD842474S1 (en) | 2017-10-20 | 2019-03-05 | Ormco Corporation | Endodontic file |
US11191616B1 (en) * | 2017-10-21 | 2021-12-07 | David W. Kelliny | Access guide and drill kit to be used with same for endodontic access cavity preparation and method of use |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2537430B1 (fr) * | 1982-12-10 | 1985-12-27 | Micro Mega Sa | Alesoir dentaire a triple cannelure helicoidale et a pas progressif |
JPH055305Y2 (ja) | 1985-09-18 | 1993-02-12 | ||
JP3375771B2 (ja) * | 1995-02-02 | 2003-02-10 | マニー株式会社 | ピーソーリーマ又はゲーツドリル |
US5735689A (en) | 1995-12-11 | 1998-04-07 | Tycom Dental Corporation | Endodontic dental instrument |
US5980250A (en) | 1995-12-11 | 1999-11-09 | Tycom Dental Corporation | Endodontic instrument |
FR2755845B1 (fr) | 1996-11-20 | 1999-06-04 | Micro Mega Int Mfg Sa | Alesoir dentaire a efficacite de coupe amelioree |
US5882198A (en) | 1997-03-28 | 1999-03-16 | Ormco Corporation | Endodontic instrument having enhanced compliance at the tip |
DE19823720C1 (de) * | 1998-05-27 | 1999-10-21 | Brasseler Gmbh & Co Kg Geb | Dentalbohrer |
US6299445B1 (en) | 1999-04-08 | 2001-10-09 | Ormco Corporation | Endodontic instrument, instrument blank and method of manufacture |
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 |
-
2002
- 2002-08-28 US US10/229,421 patent/US7147469B2/en not_active Expired - Lifetime
-
2003
- 2003-08-27 EP EP03791868A patent/EP1531752B1/en not_active Expired - Fee Related
- 2003-08-27 WO PCT/US2003/026885 patent/WO2004019806A1/en active Application Filing
- 2003-08-27 AU AU2003262930A patent/AU2003262930A1/en not_active Abandoned
- 2003-08-27 JP JP2004531588A patent/JP4382666B2/ja not_active Expired - Fee Related
- 2003-08-27 DE DE60330353T patent/DE60330353D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO2004019806A1 (en) | 2004-03-11 |
US7147469B2 (en) | 2006-12-12 |
EP1531752B1 (en) | 2009-12-02 |
EP1531752A1 (en) | 2005-05-25 |
JP4382666B2 (ja) | 2009-12-16 |
US20040043357A1 (en) | 2004-03-04 |
DE60330353D1 (de) | 2010-01-14 |
AU2003262930A1 (en) | 2004-03-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4382666B2 (ja) | 歯内治療器具 | |
JP6009445B2 (ja) | 作業部分が流体用の通路を形成するスロットを有する歯内治療器具 | |
RU2373891C2 (ru) | Саморегулирующийся инструмент | |
US7669332B2 (en) | Method for manufacturing endodontic reamers and files | |
US7094056B2 (en) | Endodontic instrument having reversed helix | |
US5882198A (en) | Endodontic instrument having enhanced compliance at the tip | |
JP2002526156A (ja) | トルク低減歯内治療ファイル | |
JP3731187B2 (ja) | 歯内治療器具 | |
JP5876633B2 (ja) | 可変の蔓巻角を有する歯内治療用ヤスリ | |
JP2007044522A (ja) | 歯科用リーマ/やすり | |
JP2007038007A (ja) | トルク要求を減少させた歯内治療リーマー/ファイル | |
EP1761193A1 (en) | Non-landed drill and method of making such drills | |
JP2006305363A (ja) | 改善された横方向とねじり方向の可撓性を有する歯内治療用ファイル | |
EP3429504B1 (en) | Non-circular endodontic instruments | |
US9724174B2 (en) | Endodontic instrument for drilling root canals | |
JP2020108857A (ja) | 歯科用根管切削具 | |
KR20100018121A (ko) | 치과용 파일 | |
EP0895462A1 (en) | Endodontic instrument having a chisel tip |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20051117 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20081014 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20090108 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20090324 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20090618 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20090818 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20090917 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20121002 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 4382666 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20131002 Year of fee payment: 4 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |