JP4456481B2 - 制御された人工椎間板インプラント - Google Patents
制御された人工椎間板インプラント Download PDFInfo
- Publication number
- JP4456481B2 JP4456481B2 JP2004529427A JP2004529427A JP4456481B2 JP 4456481 B2 JP4456481 B2 JP 4456481B2 JP 2004529427 A JP2004529427 A JP 2004529427A JP 2004529427 A JP2004529427 A JP 2004529427A JP 4456481 B2 JP4456481 B2 JP 4456481B2
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- JP
- Japan
- Prior art keywords
- implant
- end plate
- leaf spring
- spring
- disc
- 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.)
- Expired - Fee Related
Links
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- A—HUMAN NECESSITIES
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- A—HUMAN NECESSITIES
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- A—HUMAN NECESSITIES
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- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/0037—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in height or in length
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/0096—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers
- A61F2250/0097—Visible markings, e.g. indicia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00011—Metals or alloys
- A61F2310/00017—Iron- or Fe-based alloys, e.g. stainless steel
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00011—Metals or alloys
- A61F2310/00023—Titanium or titanium-based alloys, e.g. Ti-Ni alloys
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00011—Metals or alloys
- A61F2310/00029—Cobalt-based alloys, e.g. Co-Cr alloys or Vitallium
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00179—Ceramics or ceramic-like structures
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00359—Bone or bony tissue
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00389—The prosthesis being coated or covered with a particular material
- A61F2310/00395—Coating or prosthesis-covering structure made of metals or of alloys
- A61F2310/00407—Coating made of titanium or of Ti-based alloys
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00389—The prosthesis being coated or covered with a particular material
- A61F2310/00395—Coating or prosthesis-covering structure made of metals or of alloys
- A61F2310/00419—Other metals
- A61F2310/00461—Coating made of nickel or Ni-based alloys
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00389—The prosthesis being coated or covered with a particular material
- A61F2310/00574—Coating or prosthesis-covering structure made of carbon, e.g. of pyrocarbon
- A61F2310/0058—Coating made of diamond or of diamond-like carbon DLC
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00389—The prosthesis being coated or covered with a particular material
- A61F2310/00592—Coating or prosthesis-covering structure made of ceramics or of ceramic-like compounds
- A61F2310/00796—Coating or prosthesis-covering structure made of a phosphorus-containing compound, e.g. hydroxy(l)apatite
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00389—The prosthesis being coated or covered with a particular material
- A61F2310/00592—Coating or prosthesis-covering structure made of ceramics or of ceramic-like compounds
- A61F2310/00856—Coating or prosthesis-covering structure made of compounds based on metal nitrides
- A61F2310/0088—Coating made of titanium nitride
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Description
Claims (28)
- 第1と第2の椎骨の間に埋めるための椎骨間を連節するインプラントであって、
第1の内表面および第1の外表面を有し、前記第1の椎骨と係合するための第1の端板と、
第2の内表面および第2の外表面を有し、前記第2の椎骨と係合するための第2の端板と、
前記第1の端板の第1の内表面に結合され、中央に開口を有するカバー板と、
前記カバー板の前記中央の開口内に収納されるのに適した形状の第1の挿入部材と、
前記第1の挿入部材と前記第1の端板の間に位置する板バネであるバネ要素と、を備え、
前記第1の挿入部材が、前記第2の端板と連携する第1の連節表面を有して、前記第1および第2の端板が互いに連節するようにしたインプラント。 - 請求項1に記載された椎骨間を連節するインプラントにおいて、
前記板バネは第1および第2の表面を有し、前記第1の表面は前記第1の端板と連携し、前記第2の表面は前記第1の挿入部材と連携し、前記第1の端板は、前記板バネが前記第1の端板に対して少なくとも1つの方向に変位することを許容するように構成されたペリミータエッジを更に有するインプラント。 - 請求項1に記載された椎骨間を連節するインプラントにおいて、
前記板バネは第1および第2の表面を有し、前記第1の表面は前記第1の端板と連携し、前記第2の表面は前記第1の挿入部材と連携し、前記第1の端板は、前記板バネが前記第1の端板に対して少なくとも1つの方向に変位することを妨げるように構成されたペリミータエッジを更に有するインプラント。 - 請求項1に記載された椎骨間を連節するインプラントにおいて、
前記板バネは上面を更に有し、前記板バネの前記上面は、前記第1の挿入部材に形成された凸部を収納する凹部を有するインプラント。 - 請求項4に記載された椎骨間を連節するインプラントにおいて、
前記凹部および凸部は、前記第1の挿入部材が前記板バネに対して少なくとも1つの方向に変位できるようにしているインプラント。 - 請求項1に記載された椎骨間を連節するインプラントにおいて、
前記カバー板は、前記第1の端板の少なくとも一部と係合し、前記板バネの少なくとも一部を覆って前記板バネが前記第1の端板から軸方向に離脱することを妨げ、かつ、
カバー板は、前記第2の端板と連携する少なくとも1つの立ち上がった隆起部と接触する少なくとも1つの立ち上がった隆起部を更に有して、前記端板の間で少なくとも1つの方向で連節を制限し、かつ、
前記立ち上がった隆起部は、対応する平らな表面形状を有するインプラント。 - 請求項1に記載された椎骨間を連節するインプラントにおいて、
前記カバー板は、前記第1の端板の少なくとも一部と係合し、前記板バネの少なくとも一部を覆って前記板バネが前記第1の端板から軸方向に離脱することを妨げ、かつ、
カバー板は、前記第2の端板と連携する少なくとも1つの立ち上がった隆起部と接触する少なくとも1つの立ち上がった隆起部を更に有して、前記端板間で少なくとも1つの方向で連節を制限し、かつ、
前記立ち上がった隆起部は、対応する角度の付いた表面を有するインプラント。 - 請求項1に記載された椎骨間を連節するインプラントにおいて、
前記第1および第2の端板は、金属、ポリマー、セラミック、複合材料から成る群から選択された材料から形成されているインプラント。 - 請求項1に記載された椎骨間を連節するインプラントにおいて、
前記第1および第2の端板は、皮質、海綿、同種移植、自家移植、異種移植、脱灰化または部分的に脱灰化された骨から成る群から選択された骨材料から形成されているインプラント。 - 請求項1に記載された椎骨間を連節するインプラントにおいて、
前記板バネは、前記第1の端板と一体化されているインプラント。 - 請求項1に記載された椎骨間を連節するインプラントにおいて、
前記第2の端板と前記第1の挿入部材の間に位置する第2の挿入部材を備えて、
前記第2の挿入部材は、前記第1の挿入部材に形成された第1の連節表面と接触するための第2の連節表面を有するインプラント。 - 第1と第2の椎骨の間に埋めるための椎骨間を連節するインプラントであって、
第1の内表面および第1の外表面を有し、前記第1の椎骨と係合するための第1の端板と、
第2の内表面および第2の外表面を有し、前記第2の椎骨と係合するための第2の端板と、
前記第1の端板の第1の内表面に結合され、中央に開口を有するカバー板と、
前記カバー板の前記中央の開口内に収納されるのに適した形状の、第1の連節面を有する第1の挿入部材と、
前記第1の挿入部材と前記第1の端板の間に位置するバネ要素と、を備え、
第2の端板は、前記第2の端板と第1の挿入部材の間に位置し、
前記第2の挿入部材は、前記第1の挿入部材に形成された第1の連節表面と接触するための第2の連節表面を有し、
前記第1および第2の端板が互いに軸方向に移動できるインプラント。 - 請求項12に記載された椎骨間を連節するインプラントにおいて、
前記バネ要素は、板バネであるインプラント。 - 請求項1または13に記載された椎骨間を連節するインプラントにおいて、
前記板バネは、前記第1の端板と係合するように構成された第1および第2の弾性端部を有するインプラント。 - 請求項14に記載された椎骨間を連節するインプラントにおいて、
前記第1の端板は、前記板バネの長さよりも小さい長さを有する凹部を更に備えて、
前記板バネが第1の端板と係合する際に、前記第1および第2の弾性端部は、前記第1の端板の前記内表面で支持されるインプラント。 - 請求項15に記載された椎骨間を連節するインプラントにおいて、
前記板バネは中央部分を更に備え、前記板バネの前記中央部分は、前記第1の端板の前記第1の内表面から軸方向に離間しているインプラント。 - 請求項16に記載された椎骨間を連節するインプラントにおいて、
前記第1の端板および板バネは、前記板バネが前記第1の端板に対して少なくとも1つの方向に変位できるように構成されているインプラント。 - 請求項1または13に記載された椎骨間を連節するインプラントにおいて、
前記第1の端板は、前記板バネをその各端部で支持するための一対の第1の肩部材を備えて、前記板バネの底面が前記第1の端板の前記第1の内表面から軸方向に離間しているインプラント。 - 請求項18に記載された椎骨間を連節するインプラントにおいて、
前記第1の端板は一対の第2の肩部材を備え、前記一対の第2の肩部材は前記一対の第1の肩部材の軸方向で上かつ遠心方向に位置し、前記第2の肩部材は前記板バネのペリミータエッジに接触して前記板バネが側面で保持されるインプラント。 - 請求項19に記載された椎骨間を連節するインプラントにおいて、
前記一対の第2の肩部材は、前記板バネの変位をすべて妨げるように構成されているインプラント。 - 請求項19に記載された椎骨間を連節するインプラントにおいて、
前記一対の第2の肩部材は、前記板バネが少なくとも1つの方向に変位することができるように構成されているインプラント。 - 請求項1または13に記載された椎骨間を連節するインプラントにおいて、
前記板バネは第1の表面と第2の表面を有し、前記第1の表面は第1の端板と連携し、前記第2の表面は第1の挿入部材と連携するインプラント。 - 請求項22に記載された椎骨間を連節するインプラントにおいて、
前記第1の端板は前記第1の内表面に形成された凹部を備え、
前記板バネは、前記板バネの少なくとも両端部が前記第1の内表面により支持されるように前記凹部をまたぐに足りる長さを有し、かつ、前記板バネの中央部が前記凹部の上に位置して、圧縮力が前記板バネの第2の表面に適用される際、前記中央部が前記凹部内に移動するインプラント。 - 請求項13に記載された椎骨間を連節するインプラントにおいて、
前記板バネは上面を有し、前記板バネの前記上面は支柱を含み、かつ、前記第1の挿入部材は溝を含み、前記溝が前記支柱を受容できるインプラント。 - 請求項24に記載された椎骨間を連節するインプラントにおいて、
前記支柱と溝は、前記第1の挿入部材が前記板バネに対して少なくとも1つの方向で変位できるようにしているインプラント。 - 請求項1または13に記載された椎骨間を連節するインプラントにおいて、
前記カバー板は第1の表面と第2の表面を有し、前記第1の表面は第1の端板と連携し、前記第2の表面は第1の挿入部材と連携するインプラント。 - 請求項26に記載された椎骨間を連節するインプラントにおいて、
前記カバー板は、前記第2の端板と連携する少なくとも1つの立ち上がった隆起部と接触する少なくとも1つの立ち上がった隆起部を更に含み、前記端板間の連節を少なくとも1つの方向で制限するインプラント。 - 請求項13に記載された椎骨間を連節するインプラントにおいて、
前記板バネは、前記第1の端板と一体であるインプラント。
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US40335602P | 2002-08-15 | 2002-08-15 | |
US40340202P | 2002-08-15 | 2002-08-15 | |
PCT/US2003/025536 WO2004016217A2 (en) | 2002-08-15 | 2003-08-15 | Controlled artificial intervertebral disc implant |
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JP2006514559A JP2006514559A (ja) | 2006-05-11 |
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EP (1) | EP1542626B1 (ja) |
JP (1) | JP4456481B2 (ja) |
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-
2003
- 2003-08-15 WO PCT/US2003/025536 patent/WO2004016217A2/en active Application Filing
- 2003-08-15 EP EP03788498A patent/EP1542626B1/en not_active Expired - Lifetime
- 2003-08-15 CA CA2495373A patent/CA2495373C/en not_active Expired - Fee Related
- 2003-08-15 JP JP2004529427A patent/JP4456481B2/ja not_active Expired - Fee Related
- 2003-08-15 BR BR0313499-7A patent/BR0313499A/pt not_active Application Discontinuation
-
2005
- 2005-02-11 US US11/056,010 patent/US7563286B2/en active Active
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2009
- 2009-06-19 US US12/487,814 patent/US20090270992A1/en not_active Abandoned
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009544418A (ja) * | 2006-07-21 | 2009-12-17 | ウォーソー・オーソペディック・インコーポレーテッド | 入れ子式部材を備えたインプラントおよび使用方法 |
Also Published As
Publication number | Publication date |
---|---|
CA2495373C (en) | 2012-07-24 |
CA2495373A1 (en) | 2004-02-26 |
WO2004016217A3 (en) | 2004-07-22 |
BR0313499A (pt) | 2005-07-05 |
WO2004016217A2 (en) | 2004-02-26 |
US20120016480A1 (en) | 2012-01-19 |
US7563286B2 (en) | 2009-07-21 |
EP1542626A2 (en) | 2005-06-22 |
US20050251260A1 (en) | 2005-11-10 |
US8435301B2 (en) | 2013-05-07 |
JP2006514559A (ja) | 2006-05-11 |
EP1542626B1 (en) | 2012-09-26 |
US20090270992A1 (en) | 2009-10-29 |
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