JP6058203B2 - 移植片チャンバを有する拡張可能な椎体間固定デバイス - Google Patents
移植片チャンバを有する拡張可能な椎体間固定デバイス Download PDFInfo
- Publication number
- JP6058203B2 JP6058203B2 JP2016500460A JP2016500460A JP6058203B2 JP 6058203 B2 JP6058203 B2 JP 6058203B2 JP 2016500460 A JP2016500460 A JP 2016500460A JP 2016500460 A JP2016500460 A JP 2016500460A JP 6058203 B2 JP6058203 B2 JP 6058203B2
- Authority
- JP
- Japan
- Prior art keywords
- end plate
- interbody fusion
- fusion device
- opening
- insert
- 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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- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
- A61F2002/30772—Apertures or holes, e.g. of circular cross section
- A61F2002/30777—Oblong apertures
-
- 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
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
- A61F2002/30772—Apertures or holes, e.g. of circular cross section
- A61F2002/30784—Plurality of holes
-
- 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
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
- A61F2002/3082—Grooves
- A61F2002/30827—Plurality of grooves
- A61F2002/30828—Plurality of grooves parallel
-
- 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
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2002/3093—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth for promoting ingrowth of bone 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
- 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
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
- A61F2002/4625—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof with relative movement between parts of the instrument during use
- A61F2002/4627—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof with relative movement between parts of the instrument during use with linear motion along or rotating motion about the instrument axis or the implantation direction, e.g. telescopic, along a guiding rod, screwing inside the instrument
-
- 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
- A61F2220/00—Fixations or connections for prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2220/0008—Fixation appliances for connecting prostheses to the body
-
- 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
- A61F2250/0004—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof adjustable
- A61F2250/0009—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof adjustable for adjusting thickness
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Transplantation (AREA)
- Neurology (AREA)
- Heart & Thoracic Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physical Education & Sports Medicine (AREA)
- Prostheses (AREA)
- Surgical Instruments (AREA)
Description
12 上方端板
12a 上側外面
14 下方端板
14a 下側外面
16 ハブ
18、20 側面
22、24 端面
26 下面
28 ウェハ嵌合機構
30 溝
32 開口部
34 上側エンドキャップ
36、38 側壁
40 後端壁
42 前端壁
44 内側キャビティ
46 ウェハチャネル
48 レッジ
50 連結(ねじ山付き)開口部
52 ノッチ
54 開口部
56 窓
100 ウェハ
100a 第1のウェハ
100b 新しく挿入されたウェハ
102 上面
104 下面
106 後端
108 前端
112、114 アーム
116 U形(後ろ向き)開口部
118 押付け面
120 下向き斜面
122 上向き斜面
124 プロング
126 係止面
128 Tスロット形状部
130 Tバー形状部
200 インサータ
202 トラックアセンブリ
204 ハンドル
206 カートリッジ
208 指部
210 ガイドピン
210a 遠位端
212 ドライブ
214 即脱部材
Claims (8)
- 脊椎の対向する2つの椎体の間の椎間板内空間に埋め込まれるための拡張可能な椎体間固定デバイスにおいて、
前記椎体の一方と接触するように構成された外面、および前記外面を貫通して延在する第1の開口部を有する第1の端板と、
前記椎体の他方と接触するように構成された外面、および内側の支持面を有する第2の端板であって、前記第2の端板が、間隔を置いて配置された対向する側壁と、間隔を置いて配置された対向する前端壁および後端壁とを有し、前記側壁、前記前端壁、および前記後端壁の中には、完全に周りが囲まれた内側キャビティが画定され、前記支持面が、前記内側キャビティ内にあり、前記第1の端板が前記内側キャビティ内に受容され、前記第2の端板が、少なくとも1つの第2の開口部を有し、前記少なくとも1つの第2の開口部が、前記外面および前記支持面を貫通して延在すると共に前記内側キャビティと連通しており、前記内側キャビティと連通している完全に周りが囲まれたチャネルが、前記後端壁を貫通して画定され、前記第1の端板が、前記第2の端板に対して拡張方向に対向する前記椎体へ向かって可動である、第2の端板と、
上面と、反対側の下面と、前端と、後端と、前記上面、前記下面、および前記後端の最後部面を貫通して延在する後ろ向きに開口した開口部とを有する少なくとも1つのインサートであって、前記少なくとも1つのインサートが、前記第1の端板と前記第2の端板との間に、前記チャネルから前記内側キャビティ内へ、前記拡張方向に実質的に垂直な挿入方向に導入されるように構成されていると共に、その中で、前記インサートの前記前端が前記第2の端板の前記前端壁に隣接し、かつ前記インサートの前記後端が前記第2の端板の前記後端壁に隣接する状態で、前記支持面によって支持されるように構成されており、後ろ向きの前記開口部が、前記チャネルと連通すると共に、前記第1の端板を貫通している前記第1の開口部および前記第2の端板を貫通している前記第2の開口部と少なくとも部分的に位置合せされる、少なくとも1つのインサートと、
前記少なくとも1つのインサートを前記椎体間固定デバイス内で係止するための、前記少なくとも1つのインサートにある複数の係止面と
を備える、椎体間固定デバイス。 - 前記少なくとも1つのインサートが、前記上面と前記下面との間に、前記後ろ向きに開口した開口部内にあり、かつ前記後ろ向きに開口した開口部と連通している押付け面を含む、請求項1に記載の椎体間固定デバイス。
- 前記少なくとも1つのインサートにある前記複数の係止面のうちの係止面が、前記上面および前記下面の一方に、前記インサートの前端に隣接して配設され、前記後ろ向きに開口した開口部が、U形開口部を画定し、前記U形開口部の基部が、前記押付け面を画定している、請求項2に記載の椎体間固定デバイス。
- 前記係止面が、少なくとも1つの弾性的に相互係止する要素を含む、請求項3に記載の椎体間固定デバイス。
- 前記係止面が、前記上面および前記下面の一方にTスロット形状部をさらに含み、前記上面および前記下面の他方にTバー形状部をさらに含む、請求項4に記載の椎体間固定デバイス。
- 実質的に同一の形状の前記少なくとも1つのインサートを少なくとも2つ含む、請求項5に記載の椎体間固定デバイス。
- 前記第2の端板の材料が、実質的に放射線不透過性であり、前記第2の端板が、前記椎体間固定デバイスの拡張中に前記第1の端板および前記少なくとも1つのインサートの一方をそこから観察するための少なくとも1つの窓を有する、請求項1に記載の椎体間固定デバイス。
- 前記第2の端板の前記後端壁を貫通している、ねじ山付き開口部をさらに含み、前記ねじ山付き開口部が、前記チャネルから間隔を置いて配置され、前記椎体間固定デバイスを前記対向する2つの椎体間の前記椎間板内空間に挿入するように、インサータのガイドピンをねじ式に受けるように構成される、請求項1に記載の椎体間固定デバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/795,054 US8900312B2 (en) | 2013-03-12 | 2013-03-12 | Expandable interbody fusion device with graft chambers |
US13/795,054 | 2013-03-12 | ||
PCT/US2014/018982 WO2014163931A2 (en) | 2013-03-12 | 2014-02-27 | Expandable interbody fusion device with graft chambers |
Publications (2)
Publication Number | Publication Date |
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JP2016510664A JP2016510664A (ja) | 2016-04-11 |
JP6058203B2 true JP6058203B2 (ja) | 2017-01-11 |
Family
ID=51531311
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2016500460A Expired - Fee Related JP6058203B2 (ja) | 2013-03-12 | 2014-02-27 | 移植片チャンバを有する拡張可能な椎体間固定デバイス |
Country Status (6)
Country | Link |
---|---|
US (7) | US8900312B2 (ja) |
EP (1) | EP2967913B1 (ja) |
JP (1) | JP6058203B2 (ja) |
AU (1) | AU2014249897B2 (ja) |
CA (1) | CA2901792C (ja) |
WO (1) | WO2014163931A2 (ja) |
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