JP4799569B2 - インプラント挿入装置および使用方法 - Google Patents
インプラント挿入装置および使用方法 Download PDFInfo
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- JP4799569B2 JP4799569B2 JP2007557112A JP2007557112A JP4799569B2 JP 4799569 B2 JP4799569 B2 JP 4799569B2 JP 2007557112 A JP2007557112 A JP 2007557112A JP 2007557112 A JP2007557112 A JP 2007557112A JP 4799569 B2 JP4799569 B2 JP 4799569B2
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- 239000007943 implant Substances 0.000 title claims description 51
- 238000003780 insertion Methods 0.000 title description 9
- 230000037431 insertion Effects 0.000 title description 9
- 238000000034 method Methods 0.000 title description 7
- 238000007373 indentation Methods 0.000 claims description 5
- 238000001356 surgical procedure Methods 0.000 claims description 5
- 238000007792 addition Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Oral & Maxillofacial Surgery (AREA)
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Description
Claims (28)
- 脊柱インプラントを椎骨間に挿入するのに用いるための装置であって、
長手方向軸線と、通路と、を備えたハンドル構造と、
前記通路内で移動できるシャフトと、
このシャフトに作動可能に連結され、且つ前記脊柱インプラントに接触するように構成された前面を有するプッシャブロックと、
前記ハンドル構造から延びる一対のパドルであって、前記椎骨間に位置決め可能な遠位端と、前記ハンドル構造に取り付けられる近位端と、停止構造体と、を備え、この停止構造体が、前記遠位端に近接する前記一対のパドルの少なくとも一方のパドルから、前記長手方向軸線からほぼ離れて延び、前記シャフトの少なくとも一部分が、前記一対のパドルの間に位置し、前記パドルは、前記遠位端が一緒に付勢されるように別々に撓む部分を備え、前記一対のパドルの少なくとも一方が、前記長手方向軸線とほぼ平行に延びるスロットを備え、このスロットが前記停止構造体の遠位方向に延びる前記一対のパドルと、
前記プッシャブロックに連結された突き出しロッドであって、この突き出しロッドが少なくとも1つのアームを備え、前記突き出しロッド、前記プッシャブロック、前記シャフトは、前記少なくとも1つのアームが前記スロット内を摺動するように、前記長手方向軸線とほぼ平行に移動可能であり、前記プッシャブロックが前記近位端から前記遠位端まで移動すると、前記一対のパドルの遠位端が互いに離れて移動する前記突き出しロッドと、 を有することを特徴とする装置。 - 更に、シャフトの第1のネジ山と係合し、および係合から外れるように、移動可能に前記ハンドル構造に支持されたクラッチ部材を有する請求項1に記載の装置。
- ハンドル構造は雌ネジを有し、シャフトは、クラッチ部材がシャフトの第1のネジ山と係合しあるいは外れるときに、長手方向軸線に沿って移動してハンドル構造の雌ネジと係合することができる第2のネジ山を有する、請求項1に記載の装置。
- クラッチ部材は、第1の部分および第2の部分を有する開口部を含む、請求項2に記載の装置。
- 前記第1の部分は、前記シャフトに形成された第1のネジ山に係合するための第1のネジ部分を備え、前記第2の部分は、ネジの無い部分を含む、請求項4に記載の装置。
- プッシャブロックは、突き出しロッドを受け入れるための円形穴を有する、請求項1に記載の装置。
- 突き出しロッドは、長手方向軸線を有する中央部分と、中央部分から延びる2つのアームと、を含む、請求項6に記載の装置。
- アームは、中央部分の長手方向軸線からオフセットされている、請求項7に記載の装置。
- 突き出しロッドの中央部分は、複数のくぼみと、溝と、を含み、プッシャブロックは、突き出しロッドがプッシャブロックに対して回転できるように、くぼみおよび溝に係合するための少なくとも1つの留め具を含む、請求項7に記載の装置。
- 一対のパドルの少なくとも一方は、その遠位端に少なくとも1つのリッジを有し、この少なくとも1つのリッジは、手術中に前記装置が移動するのを防止する保持部分として作用する、請求項1に記載の装置。
- パドルは、細長い板バネのように構成される、請求項1に記載の装置。
- 一対のパドルの少なくとも一方は、その遠位端に少なくとも1つのリッジを含み、この少なくとも1つのリッジは、手術中に前記装置が移動するのを防止する保持部分として作用する、請求項1に記載の装置。
- 少なくとも1つのパドルは、互いに間隔を置いた一対の平行なリッジを備えている請求項12記載の装置。
- 前記少なくとも1つのリッジは、前記停止構造体の遠位方向に位置している請求項12記載の装置。
- 前記パドルの少なくとも一方は、その内面から延びたレールを備え、このレールは、前記インプラントの外面に形成された溝に係合し、手術中に前記インプラントを遠位方向に前進させるとき、前記インプラントを前記パドルと整合状態に保つ請求項1記載の装置。
- 前記パドルの少なくとも一方は、開口部を含み、突き出しロッドが開口部内に位置決めされるとき、前記突き出しロッドがプッシャブロックから外れることができるようになっている請求項15に記載の装置。
- 前記パドルの少なくとも一方は、開口部を含み、突き出しロッドが開口部内に位置決めされるとき、前記突き出しロッドがプッシャブロックに対して回転できるようになっている請求項15に記載の装置。
- 各パドルは、その内面から延びるレールをそれぞれ備えている請求項15に記載の装置。
- 前記パドルは、単一のバネ構造体の別々の撓み部分からなる請求項1に記載の装置。
- 前記突き出しロッドの少なくとも1つのアームは、第1のアーム及び第2のアームを備え、前記一対のパドルの少なくとも一方の前記スロットは、前記一対のパドルの第1のパドルの第1のスロットと、前記一対のパドルの第2のパドルの第2のスロットと、を備え、前記第1のアームは、前記第1のスロットを貫いて延び、前記第2のアームは、組み立てた状態で、前記第2のスロットを貫いて延びる請求項1記載の装置。
- 各パドルは、その遠位端に少なくとも1つのリッジを含み、この少なくとも1つのリッジは、手術中に前記装置が移動するのを防止する保持部分として作用する、請求項1に記載の装置。
- 前記プッシャブロックの前面は、前記脊柱インプラントに係合し、前記パドルに対する前記脊柱インプラントの移動を防止するようになっている、請求項1記載の装置。
- 更に、シャフトの第1のネジ山と係合し、および係合から外れるように、移動可能に前記ハンドル構造に支持されたクラッチ部材を有し、このクラッチ部材は、第1の部分および第2の部分を備えた開口部を有し、前記クラッチ部材は、更に、第1の側部と、この第1の側部上の少なくとも一対のポケットと、を備え、前記ハンドル構造は、一度に一対のポケットの一方のみに選択的に係合するための第1の留め具を備えている請求項1記載の装置。
- 前記クラッチ部材は、更に、第2の側部と、この第2の側部上の更なる一対のポケットと、を備え、前記ハンドル構造は、一度に前記更なる一対のポケットの一方のみに選択的に係合するための第2の留め具を備えている請求項23に記載の装置。
- 前記第1の留め具及び前記第2の留め具は、前記ハンドル構造の中に位置決めされたボール戻り止めである、請求項24に記載の装置。
- 脊柱インプラントを椎骨間に挿入するための長手方向軸線を備えた装置であって、
通路を備えたハンドル構造と、
前記通路内で移動できるシャフトと、
前記ハンドル構造に連結された近位端と、遠位端と、停止構造体と、を備えた一対の可撓性のパドルであって、前記停止構造体が、前記遠位端に近接する前記一対のパドルの各々から、前記長手方向軸線からほぼ離れて延び、前記パドルは、前記遠位端が一緒に付勢されると、前記脊柱インプラントが前記一対の可撓性のパドルの間に固定されるように、前記遠位端で先細りになっており、前記一対のパドルの少なくとも一方が、前記長手方向軸線とほぼ平行に貫くスロットを備えている前記一対の可撓性のパドルと、
前記シャフトに連結され、前記一対のパドルの間に位置決めされたプッシャブロックであって、前記脊柱インプラントに係合するように構成された前面を備えた前記プッシャブロックと、
少なくとも一つのアームを備えた突き出しロッドであって、この突き出しロッドが前記プッシャブロックに取り付けられ、前記突き出しロッド、前記プッシャブロック、前記シャフトは、前記少なくとも1つのアームが前記スロットに沿って摺動するように、前記長手方向軸線とほぼ平行に移動可能であり、前記プッシャブロックが前記近位端から前記遠位端まで移動すると、前記一対のパドルの遠位端が互いに離れて移動する前記突き出しロッドと、
を有することを特徴とする装置。 - 前記シャフトは、第1のネジ山と第2のネジ山を備え、前記第1のネジ山は、前記ハンドル構造に移動可能に取付けられたクラッチ部材の雌ネジ山と選択的に係合することができ、前記第2のネジ山は、前記ハンドル構造に取付けられたスリーブ内の雌ネジ山と選択的に係合することができる、請求項26に記載の装置。
- 更に、少なくともネジ山を備えた部分を備えたクラッチ部材を有し、前記クラッチ部材は、このクラッチ部材が前記第1のネジ山と係合したときに、前記シャフトが前記通路内で第1の移動範囲のみ回転するように、前記シャフトの前記第1のネジ山と係合し及び係合から外れて移動するように前記ハンドル構造に支持される、請求項26に記載の装置。
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US6440142B1 (en) | 2001-04-27 | 2002-08-27 | Third Millennium Engineering, Llc | Femoral ring loader |
AU2004227987A1 (en) | 2003-03-31 | 2004-10-21 | Depuy Spine, Inc. | Method and apparatus for artificial disc insertion |
US20060293692A1 (en) * | 2005-06-02 | 2006-12-28 | Whipple Dale E | Instruments and methods for manipulating a spinal fixation element |
US8377072B2 (en) * | 2006-02-06 | 2013-02-19 | Depuy Spine, Inc. | Medical device installation tool |
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2006
- 2006-02-16 US US11/354,986 patent/US7722622B2/en active Active
- 2006-02-22 JP JP2007557112A patent/JP4799569B2/ja active Active
- 2006-02-22 KR KR1020077021908A patent/KR101255684B1/ko not_active IP Right Cessation
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- 2006-02-22 CN CN200680013339.9A patent/CN101163456B/zh active Active
- 2006-02-22 AU AU2006218910A patent/AU2006218910A1/en not_active Abandoned
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- 2006-02-22 EP EP06735732.7A patent/EP1855626B1/en active Active
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- 2006-02-24 TW TW095106324A patent/TWI407944B/zh active
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Also Published As
Publication number | Publication date |
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JP2008531124A (ja) | 2008-08-14 |
AU2006218910A1 (en) | 2006-09-08 |
CN101163456B (zh) | 2014-07-09 |
EP2599463B1 (en) | 2014-10-08 |
US20060195097A1 (en) | 2006-08-31 |
TWI407944B (zh) | 2013-09-11 |
EP1855626B1 (en) | 2013-12-04 |
EP1855626A2 (en) | 2007-11-21 |
US8308734B2 (en) | 2012-11-13 |
US20090209967A1 (en) | 2009-08-20 |
US8043344B2 (en) | 2011-10-25 |
CA2611932C (en) | 2013-06-11 |
EP2599463A2 (en) | 2013-06-05 |
TW200640435A (en) | 2006-12-01 |
CN101163456A (zh) | 2008-04-16 |
CA2611932A1 (en) | 2006-09-08 |
WO2006093737A2 (en) | 2006-09-08 |
KR20070116008A (ko) | 2007-12-06 |
USD700698S1 (en) | 2014-03-04 |
EP2599463A3 (en) | 2013-07-10 |
ES2525134T3 (es) | 2014-12-17 |
US7722622B2 (en) | 2010-05-25 |
WO2006093737A3 (en) | 2006-11-30 |
KR101255684B1 (ko) | 2013-04-17 |
US20100262154A1 (en) | 2010-10-14 |
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