JP2013521091A - 関節固定用のインプラント - Google Patents
関節固定用のインプラント Download PDFInfo
- Publication number
- JP2013521091A JP2013521091A JP2012556569A JP2012556569A JP2013521091A JP 2013521091 A JP2013521091 A JP 2013521091A JP 2012556569 A JP2012556569 A JP 2012556569A JP 2012556569 A JP2012556569 A JP 2012556569A JP 2013521091 A JP2013521091 A JP 2013521091A
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- JP
- Japan
- Prior art keywords
- implant
- central core
- bone
- longitudinal axis
- points
- 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
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- 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
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
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- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/72—Intramedullary pins, nails or other devices
- A61B17/7233—Intramedullary pins, nails or other devices with special means of locking the nail to the bone
- A61B17/7258—Intramedullary pins, nails or other devices with special means of locking the nail to the bone with laterally expanding parts, e.g. for gripping the bone
- A61B17/7266—Intramedullary pins, nails or other devices with special means of locking the nail to the bone with laterally expanding parts, e.g. for gripping the bone with fingers moving radially outwardly
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
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Abstract
Description
Claims (12)
- 第1の骨(P2)と第2の骨(P1)との間の骨融合のための医療用のインプラント(1)において、
前記インプラントは、
長手方向軸Aを備えて全体として細長形態であり、前記第1の骨に挿入される、第1の部分(20)と、
前記第1の骨に前記インプラントを取り付ける第1の手段(24)と、
長手方向軸Bを備えて全体として細長形態であり、前記第2の骨に挿入される第2の部分(30)と、
前記第2の骨に前記インプラントを取り付ける第2の手段(34)と、を備えており、
前記第1の部分及び前記第2の部分(20,30)は、中心核(40)により互いに結合されており、
前記中心核は固形体であり、前記長手方向軸Aに対して垂直面での横断面は、少なくとも3つの点(41,42,43)を備える星形状であり、
前記第1の部分は少なくとも3つのタブ(21,22,23)を備え、
各々のタブは、前記中心核の複数の点の一つである自由端(41a,42a,43a)から前記長手方向軸Aに沿って概ね延出している
ことを特徴とする医療用のインプラント。 - 前記中心核の前記横断面はT形状であることを特徴とする請求項1に記載のインプラント(1)。
- 前記中心核の前記横断面はY形状であることを特徴とする請求項1に記載のインプラント(1)。
- 前記インプラントは一体鋳造であることを特徴とする請求項1乃至3の何れか1項に記載のインプラント(1)。
- 前記タブは、全体として細長の平行六面体の形状であり、少なくとも一つのタブは、前記中心核との結合箇所にて、減少した断面部を備えることを特徴とする請求項1乃至4の何れか1項に記載のインプライント(1)。
- 前記3つのタブ(21,22,23)は、各々が、前記中心核との結合箇所にて、減少した断面部(21a,22a,23a)を備えていることを特徴とする請求項1乃至5の何れか1項に記載のインプライント(1)。
- 前記第2の部分(30)は、前記中心核から前記長手方向軸Bに沿って延出する少なくとも2つの脚部(32,33)を備えていることを特徴とする請求項1乃至6の何れか1項に記載のインプライント(1)。
- 前記第2の部分は、前記中心核から前記長手方向軸Bに沿って延出する3つの脚部(31,32,33)を備えていることを特徴とする請求項1乃至7の何れか1項に記載のインプライント(1)。
- 前記長手方向軸Bに対して垂直面での前記中心核の断面は、少なくとも3つの点(41,42,43)を備える概ね星形状であり、各々の前記脚部(31,32,33)は、前記中心核の複数の点の一つである自由端から前記長手方向軸Bに沿って概ね延出していることを特徴とする請求項7又は8に記載のインプライント(1)。
- 前記脚部は全体として細長の平行六面体の形状を備えており、各々脚部は、前記中心核との結合箇所にて、減少した断面部(31a,32a,33a)を備えていることを特徴とする請求項7乃至9の何れか1項に記載のインプライント(1)。
- 前記第1の取付手段は、前記タブ(21,22,23)に位置する留め金(24)を備えていることを特徴とする請求項1乃至10の何れか1項に記載のインプライント(1)。
- 前記第2の取付手段は、前記脚部(31,32,33)に位置する留め金(34)を備えていることを特徴とする請求項7乃至11の何れか1項に記載のインプライント(1)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR10/51673 | 2010-03-09 | ||
FR1051673A FR2957244B1 (fr) | 2010-03-09 | 2010-03-09 | Implant d'arthrodese |
PCT/FR2011/050473 WO2011110784A1 (fr) | 2010-03-09 | 2011-03-08 | Implant d'arthrodese |
Publications (2)
Publication Number | Publication Date |
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JP2013521091A true JP2013521091A (ja) | 2013-06-10 |
JP5814952B2 JP5814952B2 (ja) | 2015-11-17 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2012556569A Active JP5814952B2 (ja) | 2010-03-09 | 2011-03-08 | 関節固定用のインプラント |
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US (1) | US8834572B2 (ja) |
EP (1) | EP2544633B1 (ja) |
JP (1) | JP5814952B2 (ja) |
CN (1) | CN102802566B (ja) |
AU (1) | AU2011225917B2 (ja) |
BR (1) | BR112012022343A2 (ja) |
CA (1) | CA2791967A1 (ja) |
EA (1) | EA022497B1 (ja) |
ES (1) | ES2531857T3 (ja) |
FR (1) | FR2957244B1 (ja) |
WO (1) | WO2011110784A1 (ja) |
ZA (1) | ZA201207174B (ja) |
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Publication number | Publication date |
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CN102802566B (zh) | 2015-03-25 |
BR112012022343A2 (pt) | 2016-07-05 |
FR2957244B1 (fr) | 2012-04-13 |
EP2544633B1 (fr) | 2014-11-19 |
AU2011225917A1 (en) | 2012-10-11 |
ZA201207174B (en) | 2013-05-29 |
CA2791967A1 (fr) | 2011-09-15 |
US8834572B2 (en) | 2014-09-16 |
ES2531857T3 (es) | 2015-03-20 |
CN102802566A (zh) | 2012-11-28 |
EA201290863A1 (ru) | 2013-02-28 |
WO2011110784A1 (fr) | 2011-09-15 |
JP5814952B2 (ja) | 2015-11-17 |
EP2544633A1 (fr) | 2013-01-16 |
FR2957244A1 (fr) | 2011-09-16 |
US20130066435A1 (en) | 2013-03-14 |
AU2011225917B2 (en) | 2016-04-07 |
EA022497B1 (ru) | 2016-01-29 |
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