JP4495244B2 - 人工臼歯 - Google Patents
人工臼歯 Download PDFInfo
- Publication number
- JP4495244B2 JP4495244B2 JP2009176724A JP2009176724A JP4495244B2 JP 4495244 B2 JP4495244 B2 JP 4495244B2 JP 2009176724 A JP2009176724 A JP 2009176724A JP 2009176724 A JP2009176724 A JP 2009176724A JP 4495244 B2 JP4495244 B2 JP 4495244B2
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- JP
- Japan
- Prior art keywords
- molar
- cusp
- molars
- mesial
- maxillary
- 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.)
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Links
- 230000002093 peripheral effect Effects 0.000 claims description 18
- 210000000214 mouth Anatomy 0.000 claims description 14
- 230000013011 mating Effects 0.000 claims description 3
- 210000004763 bicuspid Anatomy 0.000 description 13
- 210000003464 cuspid Anatomy 0.000 description 9
- 210000001847 jaw Anatomy 0.000 description 9
- 241000282465 Canis Species 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 210000002050 maxilla Anatomy 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 210000004373 mandible Anatomy 0.000 description 3
- 230000001055 chewing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 210000001909 alveolar process Anatomy 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000018984 mastication Effects 0.000 description 1
- 238000010077 mastication Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C13/00—Dental prostheses; Making same
- A61C13/08—Artificial teeth; Making same
- A61C13/097—Artificial teeth; Making same characterised by occlusal profiles, i.e. chewing contact surfaces
Description
かつ、前記上顎臼歯の咬頭の近心舌側の擦接部と前記下顎臼歯の咬頭の遠心頬側の擦接部とは平行であり、前記上顎臼歯の咬頭の遠心頬側の擦接部と前記下顎臼歯の咬頭の近心舌側の擦接部とは平行であり、前記上顎臼歯の咬頭の遠心舌側の擦接部と前記下顎臼歯の咬頭の近心頬側の擦接部とは平行であり、前記上顎臼歯の咬頭の近心頬側の擦接部と前記下顎臼歯の咬頭の遠心舌側の擦接部とは平行である、ことが好ましい。
3…上顎第1小臼歯 4…上顎第2小臼歯
5…下顎第1大臼歯 6…下顎第2大臼歯
7…下顎第1小臼歯 8…下顎第2小臼歯
9…第1擦接部 10…第2擦接部
11…第3擦接部 12…第4擦接部
13A,13B…上顎頬側咬頭 14A,14B…上顎舌側咬頭
15…上顎頬側咬頭 16…上顎舌側咬頭
17A,17B…下顎頬側咬頭 18A,18B…下顎舌側咬頭
19…下顎頬側咬頭 20…下顎舌側咬頭
21〜24…溝 25〜28…窩
29…頬側溝 29a…頂部(交差部分)
30…舌側溝 30a…頂部(交差部分)
31…頬側溝 31a…頂部(交差部分)
32…舌側溝 32a…頂部(交差部分)
33…上顎床 34…下顎床
35…接触点 36…鼓形空隙
36a…咬頭側鼓形空隙 36b…歯頚側鼓形空隙
37…上顎犬歯 38…下顎犬歯
Claims (7)
- 歯科補綴物として口腔内に装着する床に排列する人工臼歯であって、
咬合面に、前記床への排列状態で頬側面または舌側面に向けて延びる側溝を設け、
この側溝の前記咬合面の外周部と交わる部分と、近心遠心方向に隣接して排列される臼歯との接触点とが、近心遠心方向に平行な平面上にあるようにしたことを特徴とする人工臼歯。 - 歯科補綴物として口腔内に装着する床に2以上の臼歯を近心遠心方向に隣接して排列し、これらの外周面の接触点より咬頭側に咬頭側鼓形空隙が形成される人工臼歯であって、
少なくとも一方の臼歯の咬合面に、頬側面または舌側面に向けて延びる側溝を設け、この側溝の前記咬合面の外周部と交わる部分と前記接触点とが、近心遠心方向に平行な平面上にあるようにしたことを特徴とする人工臼歯。 - 前記臼歯の咬合面にある窩の底端と、隣接して排列される前記臼歯の接触点とが、近心遠心方向に平行な平面上にあるようにしたことを特徴とする請求項1または請求項2に記載の人工臼歯。
- 前記臼歯は、対合する床に互いに咬合する臼歯を有し、これら臼歯の互いに接触する咬頭の周囲に、互いに平行な平面状の擦接部をそれぞれ設けたことを特徴とする請求項1乃至請求項3のいずれか1項に記載の人工臼歯。
- 前記上顎臼歯および下顎臼歯の各咬頭において、遠心頬側の擦接部はそれぞれ平行であり、近心頬側の擦接部はそれぞれ平行であり、遠心舌側の擦接部はそれぞれ平行であり、近心舌側の擦接部はそれぞれ平行であることを特徴とする請求項4に記載の人工臼歯。
- 前記上顎臼歯の咬頭の近心舌側の擦接部と前記下顎臼歯の咬頭の遠心頬側の擦接部とは平行であり、前記上顎臼歯の咬頭の遠心頬側の擦接部と前記下顎臼歯の咬頭の近心舌側の擦接部とは平行であり、前記上顎臼歯の咬頭の遠心舌側の擦接部と前記下顎臼歯の咬頭の近心頬側の擦接部とは平行であり、前記上顎臼歯の咬頭の近心頬側の擦接部と前記下顎臼歯の咬頭の遠心舌側の擦接部とは平行である、ことを特徴とする請求項5に記載の人工臼歯。
- 隣接する臼歯の咬頭頂を一致するように設けたことを特徴とする請求項1乃至請求項6のいずれか1項に記載の人工臼歯。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009176724A JP4495244B2 (ja) | 2008-08-01 | 2009-07-29 | 人工臼歯 |
US12/461,101 US8684736B2 (en) | 2008-08-01 | 2009-07-31 | Artificial teeth |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008199290 | 2008-08-01 | ||
JP2009176724A JP4495244B2 (ja) | 2008-08-01 | 2009-07-29 | 人工臼歯 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010051788A JP2010051788A (ja) | 2010-03-11 |
JP4495244B2 true JP4495244B2 (ja) | 2010-06-30 |
Family
ID=41653259
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009176724A Expired - Fee Related JP4495244B2 (ja) | 2008-08-01 | 2009-07-29 | 人工臼歯 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8684736B2 (ja) |
JP (1) | JP4495244B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5275205B2 (ja) * | 2008-12-17 | 2013-08-28 | 株式会社松風 | 人工臼歯 |
EP2731539B1 (de) * | 2011-07-14 | 2017-03-08 | Wolfgang Arnold "Zähne & Kultur" | Zahnersatz |
KR101485000B1 (ko) * | 2014-01-16 | 2015-01-21 | (주) 이피덴트 | 교합만곡을 만족하는 4개의 구치를 구비하는 인공치아 |
GB2532060B (en) * | 2014-11-07 | 2020-09-16 | Davis Schottlander & Davis Ltd | Artificial teeth |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3252220A (en) * | 1962-10-01 | 1966-05-24 | Hubert A Goddard | Artificial denture |
JP2002523134A (ja) * | 1998-08-20 | 2002-07-30 | ツァーン シュペクトルム ゲーエムベーハー | 歯 列 |
JP2005525841A (ja) * | 2001-12-23 | 2005-09-02 | ツァーン スペクトルム エントヴィックルングスゲゼルシャフト ヒュア デンタルプロドゥクテ エムベーハー | 歯列 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002177301A (ja) | 2000-12-17 | 2002-06-25 | Gc Dental Products Corp | 人工臼歯 |
KR20050106394A (ko) * | 2002-12-27 | 2005-11-09 | 케네쓰 콕 | 통합 구타페르카 심/원뿔 폐쇄 기술 |
-
2009
- 2009-07-29 JP JP2009176724A patent/JP4495244B2/ja not_active Expired - Fee Related
- 2009-07-31 US US12/461,101 patent/US8684736B2/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3252220A (en) * | 1962-10-01 | 1966-05-24 | Hubert A Goddard | Artificial denture |
JP2002523134A (ja) * | 1998-08-20 | 2002-07-30 | ツァーン シュペクトルム ゲーエムベーハー | 歯 列 |
JP2005525841A (ja) * | 2001-12-23 | 2005-09-02 | ツァーン スペクトルム エントヴィックルングスゲゼルシャフト ヒュア デンタルプロドゥクテ エムベーハー | 歯列 |
Also Published As
Publication number | Publication date |
---|---|
JP2010051788A (ja) | 2010-03-11 |
US20100035208A1 (en) | 2010-02-11 |
US8684736B2 (en) | 2014-04-01 |
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