JP2020039912A - 骨移植片注入を高めた選択的な拡張式脊椎ケージ - Google Patents
骨移植片注入を高めた選択的な拡張式脊椎ケージ Download PDFInfo
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- JP2020039912A JP2020039912A JP2019216789A JP2019216789A JP2020039912A JP 2020039912 A JP2020039912 A JP 2020039912A JP 2019216789 A JP2019216789 A JP 2019216789A JP 2019216789 A JP2019216789 A JP 2019216789A JP 2020039912 A JP2020039912 A JP 2020039912A
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- Prior art keywords
- bone graft
- graft material
- sec
- implant body
- supply port
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- 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
- A61F2002/30777—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
- A61F2002/30785—Plurality of holes 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
- A61F2/46—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
- A61F2002/4629—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 connected to the endoprosthesis or implant via a threaded connection
-
- 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
- A61F2/4657—Measuring instruments used for implanting artificial joints
- A61F2002/4666—Measuring instruments used for implanting artificial joints for measuring force, pressure or mechanical tension
-
- 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
- A61F2310/00389—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
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Transplantation (AREA)
- Heart & Thoracic Surgery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Neurology (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)
Abstract
Description
102 椎骨間の空間
106 本体
108a、108b スレーブシリンダー
110a、110b、110n スレーブピストン
111、125、133、311 骨係合面
112a、112b Oリング
114 中心キャビティ
116 主入力ポート
119 骨移植片入力ポート
120 骨移植片出口ポート
122a、122b、122n 作動液入力ポート
124 前方/後方矯正プレート
126a、126b 押さえネジ
128a、128b 細長いスロット
130 下方に延在する縁部
132 前弯ベースプレート
134 骨移植片材料
140 マスターシリンダー
142 シリンダーブロック
143 ねじシリンダー
144a、144b ねじピストン
148a、148b 液圧ライン
150 ねじシリンダー・ピストンアセンブリ
152 骨移植片供給ライン
154 マスターシリンダー
156a、156b シリンダー
157a、157b ピストン
158 レバー
159 ノブ
180 挿入具
182 ハンドル
200、202 液圧ライン
204 骨移植片供給ライン
206 ねじ付き端部
306 本体
308 シリンダー
314 中心キャビティ
319 移植片注入ポート
322 液圧ラインポート
324 上部プレート
380 挿入具
383 取り付けポート
386 近位面
392 通路
394 近位壁
396 遠位面
402 液圧供給ライン
404 骨移植片供給ライン
406 ロータリーアクチュエータ
Claims (14)
- 脊椎矯正をもたらす装置において、
椎骨間の空間に配置するように構成されかつそのような寸法にされたインプラント本体であって、前記インプラント本体が、前記本体を通って延在する中心キャビティであって、骨移植片材料を受け入れかつ前記椎骨間の空間に配置するとき、そこへ前記移植片材料を注入するために前記椎骨間の空間と連通するように構成された中心キャビティとを画成する、インプラント本体;
前記インプラント本体に装着された少なくとも1つの伸長可能部材であって、非拡張高さから少なくとも1つの拡張高さまで伸長軸に沿って伸長可能である、少なくとも1つの伸長可能部材;
前記中心キャビティと連通して前記インプラント本体に配置された骨移植片材料供給ポート;および
挿入具に結合するために前記インプラント本体に配置されたコネクタ
を具えており、
前記骨移植片材料供給ポートおよび前記コネクタが、前記インプラント本体の側壁に互いに横方向に配置されており、
前記側壁が、前記伸長軸と略平行に向いていることを特徴とする、装置。 - 請求項1に記載の装置において、
前記少なくとも1つの伸長可能部材が、第1の伸長可能部材および第2の伸長可能部材を具えることを特徴とする、装置。 - 請求項2に記載の装置において、
前記中心キャビティが、前記第1および第2の伸長可能部材間に配置されていることを特徴とする、装置。 - 請求項2に記載の装置において、
さらに、前記第1および第2の伸長可能部材に装着された骨係合面を備えるプレートを具えることを特徴とする、装置。 - 請求項4に記載の装置において、
前記プレートが、前記中心キャビティから骨移植片材料を通過させるために、前記中心キャビティと位置合わせされた開口部を含むことを特徴とする、装置。 - 請求項2に記載の装置において、
前記第1および第2の伸長可能部材が、それぞれの前記非拡張高さからそれぞれの前記少なくとも1つの拡張高さまで、独立して伸長可能であることを特徴とする、装置。 - 請求項1に記載の装置において、
前記骨移植片材料供給ポートが及び前記コネクタが、前記インプラント本体の近位部に配置されていることを特徴とする、装置。 - 請求項1に記載の装置において、
前記少なくとも1つの伸長可能部材が、前記インプラント本体のシリンダーに摺動可能に収容されるピストンを含むことを特徴とする、装置。 - 請求項8に記載の装置において、
前記インプラント本体が、さらに、シリンダーと連通する前記油圧供給ポートを含むことを特徴とする、装置。 - 請求項9に記載の装置において、
前記油圧供給ポートが、前記骨移植片材料供給ポートおよび前記コネクタから前記インプラント本体の側壁に沿って横方向に離間していることを特徴とする、装置。 - 請求項9に記載の装置において、
前記骨移植片材料供給ポート、前記コネクタ、および前記油圧供給ポートは、前記インプラント本体の近位部に配置される、ことを特徴とする、装置。 - 請求項1に記載の装置において、
前記骨移植片材料供給ポートが、前記非拡張高さの55%〜80%の範囲の直径を有することを特徴とする、装置。 - 請求項12に記載の装置において、
前記骨移植片材料供給ポートが、前記非拡張高さの60%〜75%の範囲の直径を有することを特徴とする、装置。 - 請求項1に記載の装置において、
前記コネクタが、前記挿入具のロータリーアクチュエータへの接続のためにねじ付きであることを特徴とする、装置。
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US13/799,047 US9028550B2 (en) | 2005-09-26 | 2013-03-13 | Selectively expanding spine cage with enhanced bone graft infusion |
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US5800550A (en) * | 1996-03-13 | 1998-09-01 | Sertich; Mario M. | Interbody fusion cage |
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DE10065232C2 (de) * | 2000-12-27 | 2002-11-14 | Ulrich Gmbh & Co Kg | Implantat zum Einsetzen zwischen Wirbelkörper sowie Operationsinstrument zur Handhabung des Implantats |
US6468311B2 (en) * | 2001-01-22 | 2002-10-22 | Sdgi Holdings, Inc. | Modular interbody fusion implant |
DE10253170A1 (de) * | 2002-11-14 | 2004-06-03 | Sepitec Foundation | Druckfester Hohlkörper zum Einsatz bei Versteifungsoperationen an der Wirbelsäule |
US7985256B2 (en) * | 2005-09-26 | 2011-07-26 | Coalign Innovations, Inc. | Selectively expanding spine cage, hydraulically controllable in three dimensions for enhanced spinal fusion |
US8070813B2 (en) * | 2005-09-26 | 2011-12-06 | Coalign Innovations, Inc. | Selectively expanding spine cage, hydraulically controllable in three dimensions for vertebral body replacement |
US20100087924A1 (en) * | 2007-01-05 | 2010-04-08 | University Of Virginia Patent Foundation | Expandable Intervertebral Prosthesis Device for Posterior Implantation and Related Method Thereof |
JP2012513243A (ja) * | 2008-12-22 | 2012-06-14 | ジンテス ゲゼルシャフト ミット ベシュレンクテル ハフツング | 拡張可能椎体置換デバイス及び方法 |
US8123808B2 (en) * | 2009-04-16 | 2012-02-28 | Warsaw Orthopedic, Inc. | Vertebral endplate connection implant and method |
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