JP2016503695A5 - - Google Patents

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Publication number
JP2016503695A5
JP2016503695A5 JP2015552028A JP2015552028A JP2016503695A5 JP 2016503695 A5 JP2016503695 A5 JP 2016503695A5 JP 2015552028 A JP2015552028 A JP 2015552028A JP 2015552028 A JP2015552028 A JP 2015552028A JP 2016503695 A5 JP2016503695 A5 JP 2016503695A5
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JP
Japan
Prior art keywords
drill bit
dental drill
dental
spherical
helical 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.)
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Application number
JP2015552028A
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English (en)
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JP6338596B2 (ja
JP2016503695A (ja
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Publication date
Priority claimed from GB1300486.6A external-priority patent/GB2509739A/en
Application filed filed Critical
Publication of JP2016503695A publication Critical patent/JP2016503695A/ja
Publication of JP2016503695A5 publication Critical patent/JP2016503695A5/ja
Application granted granted Critical
Publication of JP6338596B2 publication Critical patent/JP6338596B2/ja
Active legal-status Critical Current
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Claims (8)

  1. ガイド穴(34)を与えられた手術用テンプレート(32)と組み合わせた歯科用ドリルビット(10)であって、ガイド穴が、歯科用ドリルビットを直接、又はガイド穴中に与えられたガイドスリーブを介して案内するように適合されており、歯科用ドリルビットが、第一端(12)、第二端(14)、第一端に配置された球形ドリルヘッド(16)、及び球形ドリルヘッドから第二端の方に延びる少なくとも一つの螺旋形溝(26)を含み、少なくとも一つの螺旋形溝を有する歯科用ドリルビットの部分(24)が、実質的に円筒形であることを特徴とする歯科用ドリルビット。
  2. 球形ドリルヘッドが、複数の切削刃(18)を含むことを特徴とする、請求項1に記載の歯科用ドリルビット。
  3. 球形ドリルヘッドが、半径方向から中央に集中されていることを特徴とする、請求項1又は2に記載の歯科用ドリルビット。
  4. 歯科用ドリルビットが、第一端及び第二端を通って延びる長手方向軸(20)をさらに含み、長手方向軸が、球形ドリルヘッドが180°に等しいか又は180°より大きい扇形角度を有する扇形を規定する平面にあることを特徴とする、請求項1〜3のいずれかに記載の歯科用ドリルビット。
  5. 第二端の歯科用ドリルビットの部分(22)が、穿孔機への取り付けのために適合されていることを特徴とする、請求項1〜4のいずれかに記載の歯科用ドリルビット。
  6. 少なくとも一つの螺旋形溝が、3〜20°の範囲のピッチを有することを特徴とする、請求項1〜5のいずれかに記載の歯科用ドリルビット。
  7. 少なくとも一つの螺旋形溝が、二つのからみ合った螺旋形溝(26a,26b)からなることを特徴とする、請求項1〜6のいずれかに記載の歯科用ドリルビット。
  8. 球形ドリルヘッドの最大直径(D1)が、少なくとも一つの螺旋形溝を有する歯科用ドリルビットの部分(24)の直径(D2)と等しいか又は実質的に等しいことを特徴とする、請求項1〜7のいずれかに記載の歯科用ドリルビット。
JP2015552028A 2013-01-11 2014-01-09 歯科用ドリルビット Active JP6338596B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1300486.6 2013-01-11
GB1300486.6A GB2509739A (en) 2013-01-11 2013-01-11 Dental drill bit with spherical head and helical fluting
PCT/EP2014/000025 WO2014108332A1 (en) 2013-01-11 2014-01-09 Dental drill bit

Publications (3)

Publication Number Publication Date
JP2016503695A JP2016503695A (ja) 2016-02-08
JP2016503695A5 true JP2016503695A5 (ja) 2017-02-09
JP6338596B2 JP6338596B2 (ja) 2018-06-06

Family

ID=47757842

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015552028A Active JP6338596B2 (ja) 2013-01-11 2014-01-09 歯科用ドリルビット

Country Status (5)

Country Link
US (1) US10912572B2 (ja)
EP (1) EP2943141B1 (ja)
JP (1) JP6338596B2 (ja)
GB (1) GB2509739A (ja)
WO (1) WO2014108332A1 (ja)

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