JP6479601B2 - 多軸骨固定装置、および多軸骨固定装置を含むシステム - Google Patents
多軸骨固定装置、および多軸骨固定装置を含むシステム Download PDFInfo
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- JP6479601B2 JP6479601B2 JP2015155866A JP2015155866A JP6479601B2 JP 6479601 B2 JP6479601 B2 JP 6479601B2 JP 2015155866 A JP2015155866 A JP 2015155866A JP 2015155866 A JP2015155866 A JP 2015155866A JP 6479601 B2 JP6479601 B2 JP 6479601B2
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- head
- bone anchoring
- polyaxial bone
- pressure
- locking member
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- 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
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- 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
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/8605—Heads, i.e. proximal ends projecting from bone
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- 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
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7035—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other
- A61B17/7037—Screws or hooks, wherein a rod-clamping part and a bone-anchoring part can pivot relative to each other wherein pivoting is blocked when the rod is clamped
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- 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
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7032—Screws or hooks with U-shaped head or back through which longitudinal rods pass
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- 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
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/8685—Pins or screws or threaded wires; nuts therefor comprising multiple separate parts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- 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
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7001—Screws or hooks combined with longitudinal elements which do not contact vertebrae
- A61B17/7002—Longitudinal elements, e.g. rods
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Neurology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgical Instruments (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Dermatology (AREA)
- Medicinal Chemistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Epidemiology (AREA)
Description
Claims (15)
- 多軸骨固定装置であって、
骨に固定されるべきシャンク(2)と頭部(3)とを有する骨固定要素(1)と;
長手方向軸(C)と、ロッド(100)を受けるためのチャネル(54)と、前記頭部を回動可能に保持するための収容空間(52、51)とを有する受け部(5、5')と;
前記受け部に位置決めされ、前記頭部上に圧力をかけて前記頭部を前記受け部にロックするように構成された圧力部材(7、7'、7''、7''')とを含み;
前記圧力部材(7、7'、7''、7''')は、圧力をかける表面(75)と、自由端(77a、78a)を有する変形可能な部分(77、78;77'、78';77''、78'')とを含み、前記変形可能な部分は少なくとも第1の構成および第2の構成をとるように構成され、前記多軸骨固定装置はさらに、
前記チャネル(54)内に挿入可能であり、前記変形可能な部分上に力をかけるように構成されるロッキング部材(8、8'、8'')を含み;
前記頭部(3)、前記圧力部材(7、7'、7''、7''')および前記ロッキング部材(8、8'、8'')が、前記受け部(5、5')にあるとき、前記変形可能な部分の前記自由端(77a、78a)は前記受け部の支持表面(58a,59b)に抗して当接し、
前記ロッキング部材(8、8'、8'')は前記チャネルにおいて長手方向に沿って可動であり、前記ロッキング部材は前記変形可能な部分(77、78;77'、78';77''、78'')とまず接触し、前記変形可能な部分上に力をかけて、前記変形可能な部分を前記第1の構成から前記第2の構成にもたらし、それによって前記頭部をロックし、
前記変形可能な部分(77、78;77'、78';77''、78'')は、前記第1の構成において、前記ロッキング部材が前記チャネル内に前進させられるとき、前記変形可能な部分が径方向に前記ロッキング部材(8、8'、8'')の経路内に突出するような態様で曲げられ、
前記ロッキング部材(8、8'、8'')がさらに下方に前進させられ、それによって前記変形可能な部分の内側に沿って摺動しても、前記変形可能な部分の前記第2の構成が維持され、それによって、前記ロッキング部材(8、8'、8'')は前記ロッド(100)と接触し、前記ロッドをロックする、多軸骨固定装置。 - 前記変形可能な部分(77、78;77'、78';77''、78'')は弾性的に変形可能である、請求項1に記載の多軸骨固定装置。
- 前記変形可能な部分(77、78;77'、78';77''、78'')は、ニッケルチタン合金(NiTi合金)またはβチタンを含む、請求項1または2に記載の多軸骨固定装置。
- 前記変形可能な部分(77、78;77'、78';77''、78'')は、ニッケルチタン合金であるニチノールを含む、請求項3に記載の多軸骨固定装置。
- 前記圧力部材(7、7'、7''、7''')は主本体(71、72、73)を含み、前記圧力をかける表面(75)は前記頭部(3)に面し、前記変形可能な部分(77、78;77'、78';77''、78'')は、前記圧力部材の、前記圧力をかける表面(75)の反対側にある、請求項1〜4のいずれか1項に記載の多軸骨固定装置。
- 前記圧力部材(7、7'、7''、7''')は、ロッド支持表面(74’、74'')のいずれの側上にも延在する少なくとも2つの直立した脚部を含み、前記脚部は各々前記変形可能な部分(77、78;77'、78';77''、78'')を形成する、請求項1〜5のいずれか1項に記載の多軸骨固定装置。
- 前記脚部は各々長い部分(77b、78b;77b'、78b';77b''、78b'')および短い部分(77c、78c;77c'、78c';77c''、78c'')を含み、前記自由端(77a、78a)は前記短い部分に設けられ、前記長い部分は、前記ロッド支持表面(74、74''')上に載置されるロッドの表面より高い高さまで延在する、請求項6に記載の多軸骨固定装置。
- 前記ロッキング部材(8、8')は、前記受け部(5、5')と係合する第1の部材(81)と、前記第1の部材に回転可能に接続される第2の部材(84、84')とを含む、2部品ロッキング要素であり、前記第2の部材は前記変形可能な部分上に作用するように構成される、請求項1〜7のいずれか1項に記載の多軸骨固定装置。
- 前記変形可能な部分(77、78;77'、78';77''、78'')が、前記第1の構成にあるとき、前記圧力部材(7、7'、7''、7''')は前記頭部(3)をクランプし、前記頭部は、ある角度的な向きにおいて維持されるが、ロックはされない、請求項1〜8のいずれか1項に記載の多軸骨固定装置。
- 前記圧力部材(7、7''、7''')は単一体のピースである、請求項1〜9のいずれか1項に記載の多軸骨固定装置。
- 前記変形可能な部分(77'、78')は、前記圧力要素の残りの部分(71、72、73)に接続される別部品に含まれ、好ましくは、前記別部品のみが超弾性特性を有する、請求項1〜9のいずれか1項に記載の多軸骨固定装置。
- 前記変形可能な部分(77、78;77'、78')は、前記第1の構成から前記第2の構成に弾性的に変形可能であり、それは、前記第2の構成にあるとき、前記ロッキング部材(8、8'、8'')が前記チャネルにおいて戻ると、自動的に前記第1の構成をとる、請求項1〜11のいずれか1項に記載の多軸骨固定装置。
- 前記ロッキング部材(8、8'、8'')が前記チャネル(54)において戻るとき、前記変形可能な部分(77''、78'')は前記第2の構成にとどまる、請求項1〜11のいずれか1項に記載の多軸骨固定装置。
- 前記ロッド支持表面(74''')は、該ロッド支持表面(74''')の長手方向軸に垂直な平面に実質的にV字形の断面を有する、請求項6または7に記載の多軸骨固定装置。
- 請求項14に記載の多軸骨固定装置と異なる直径を有する少なくとも2つのロッド(100、101)とのシステム。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201462035666P | 2014-08-11 | 2014-08-11 | |
EP14180588.7A EP2985001B1 (en) | 2014-08-11 | 2014-08-11 | Polyaxial bone anchoring device |
EP14180588.7 | 2014-08-11 | ||
US62/035,666 | 2014-08-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016036736A JP2016036736A (ja) | 2016-03-22 |
JP6479601B2 true JP6479601B2 (ja) | 2019-03-06 |
Family
ID=51298669
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2015155866A Expired - Fee Related JP6479601B2 (ja) | 2014-08-11 | 2015-08-06 | 多軸骨固定装置、および多軸骨固定装置を含むシステム |
Country Status (6)
Country | Link |
---|---|
US (4) | US10159519B2 (ja) |
EP (1) | EP2985001B1 (ja) |
JP (1) | JP6479601B2 (ja) |
KR (1) | KR20160019376A (ja) |
CN (1) | CN105361937B (ja) |
TW (1) | TW201605406A (ja) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
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US9980753B2 (en) * | 2009-06-15 | 2018-05-29 | Roger P Jackson | pivotal anchor with snap-in-place insert having rotation blocking extensions |
AU2010260521C1 (en) * | 2008-08-01 | 2013-08-01 | Roger P. Jackson | Longitudinal connecting member with sleeved tensioned cords |
WO2012128825A1 (en) * | 2011-03-24 | 2012-09-27 | Jackson Roger P | Polyaxial bone anchor with compound articulation and pop-on shank |
EP2674123B1 (en) | 2012-06-11 | 2018-03-21 | Biedermann Technologies GmbH & Co. KG | Polyaxial bone anchoring device |
ES2539388T3 (es) | 2012-07-18 | 2015-06-30 | Biedermann Technologies Gmbh & Co. Kg | Dispositivo de anclaje óseo poliaxial |
US10543021B2 (en) | 2014-10-21 | 2020-01-28 | Roger P. Jackson | Pivotal bone anchor assembly having an open ring positioner for a retainer |
US9707013B2 (en) * | 2015-04-30 | 2017-07-18 | Warsaw Orthopedic, Inc. | Spinal implant system and methods of use |
EP3184063B1 (en) * | 2015-12-21 | 2019-07-10 | Biedermann Technologies GmbH & Co. KG | Polyaxial bone anchoring device |
EP3419537B1 (en) | 2016-02-26 | 2021-09-01 | Medos International Sarl | Polyaxial bone fixation element |
US11141229B2 (en) | 2016-06-03 | 2021-10-12 | Rubicon Spine Llc | Dynamic feedback end effector |
DE102016113495A1 (de) * | 2016-07-21 | 2018-01-25 | Aesculap Ag | Pedikelschraubensystem mit einer Verriegelungsschraube mit Gewindeanschnitt |
US10595907B2 (en) * | 2017-02-16 | 2020-03-24 | Rubicon Spine Llc | Polyaxial pedicle screw |
WO2018191131A1 (en) * | 2017-04-10 | 2018-10-18 | Life Spine, Inc. (A Delaware Corporation) | Modular bone screw |
US11026730B2 (en) | 2017-05-10 | 2021-06-08 | Medos International Sarl | Bone anchors with drag features and related methods |
US10507043B1 (en) | 2017-10-11 | 2019-12-17 | Seaspine Orthopedics Corporation | Collet for a polyaxial screw assembly |
EP3510954B1 (en) * | 2018-01-10 | 2021-07-28 | Biedermann Technologies GmbH & Co. KG | Polyaxial bone anchoring device and system of an instrument and a polyaxial bone anchoring device |
EP3536271B1 (en) * | 2018-03-06 | 2022-05-04 | Biedermann Technologies GmbH & Co. KG | Polyaxial bone anchoring device and system of an instrument and a polyaxial bone anchoring device |
US11234738B2 (en) | 2018-11-16 | 2022-02-01 | Roger P. Jackson | Pivotal bone anchor assembly having a deployable collet insert with internal pressure ring |
DE102019006963A1 (de) * | 2019-10-07 | 2021-04-08 | Signus Medizintechnik Gmbh | Implantat, insbesondere wirbelsäulenimplantat |
US20210186565A1 (en) * | 2019-12-20 | 2021-06-24 | Warsaw Orthopedic, Inc. | Anti-Splay Head and Set Screw for Spinal Fixation |
Family Cites Families (15)
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US6488681B2 (en) * | 2001-01-05 | 2002-12-03 | Stryker Spine S.A. | Pedicle screw assembly |
KR100379194B1 (en) * | 2001-10-31 | 2003-04-08 | U & I Co Ltd | Apparatus for fixing bone |
DE10320417A1 (de) | 2003-05-07 | 2004-12-02 | Biedermann Motech Gmbh | Dynamische Verankerungsvorrichtung und dynamische Stabilisierungseinrichtung für Knochen, insbesondere für Wirbel, mit einer derartigen Verankerungsvorrichtung |
CN1654026A (zh) * | 2004-02-11 | 2005-08-17 | 英属维京群岛商冠亚股份有限公司 | 一种旋扣球头脊椎复位装置 |
TWI375545B (en) * | 2005-04-25 | 2012-11-01 | Synthes Gmbh | Bone anchor with locking cap and method of spinal fixation |
EP2085040B1 (en) * | 2005-05-27 | 2012-05-23 | Biedermann Technologies GmbH & Co. KG | Tool for holding or guiding a receiving part for connecting a shank of a bone anchoring element to a rod |
WO2007041702A2 (en) * | 2005-10-04 | 2007-04-12 | Alphaspine, Inc. | Pedicle screw system with provisional locking aspects |
DE602007007758D1 (de) * | 2007-07-31 | 2010-08-26 | Biedermann Motech Gmbh | Knochenverankerungsvorrichtung |
DE102007042953B4 (de) | 2007-08-30 | 2015-01-22 | Aesculap Ag | Orthopädisches Haltesystem |
ES2373690T3 (es) | 2007-12-13 | 2012-02-07 | Biedermann Motech Gmbh | Dispositivo de anclaje para anclar una varilla en un hueso o vértebra. |
US20090254125A1 (en) * | 2008-04-03 | 2009-10-08 | Daniel Predick | Top Loading Polyaxial Spine Screw Assembly With One Step Lockup |
US9060812B2 (en) | 2011-03-29 | 2015-06-23 | Alphatec Spine, Inc. | Screw assembly with deformable bushing |
ES2528969T3 (es) | 2012-01-30 | 2015-02-13 | Biedermann Technologies Gmbh & Co. Kg | Dispositivo de anclaje de hueso |
EP2674123B1 (en) | 2012-06-11 | 2018-03-21 | Biedermann Technologies GmbH & Co. KG | Polyaxial bone anchoring device |
ES2539388T3 (es) | 2012-07-18 | 2015-06-30 | Biedermann Technologies Gmbh & Co. Kg | Dispositivo de anclaje óseo poliaxial |
-
2014
- 2014-08-11 EP EP14180588.7A patent/EP2985001B1/en active Active
-
2015
- 2015-08-06 TW TW104125500A patent/TW201605406A/zh unknown
- 2015-08-06 CN CN201510474994.5A patent/CN105361937B/zh not_active Expired - Fee Related
- 2015-08-06 JP JP2015155866A patent/JP6479601B2/ja not_active Expired - Fee Related
- 2015-08-06 KR KR1020150111286A patent/KR20160019376A/ko unknown
- 2015-08-10 US US14/822,583 patent/US10159519B2/en active Active
-
2018
- 2018-11-19 US US16/194,995 patent/US10864030B2/en active Active
-
2020
- 2020-11-17 US US16/950,723 patent/US11576708B2/en active Active
-
2023
- 2023-01-04 US US18/093,271 patent/US20230218328A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
US11576708B2 (en) | 2023-02-14 |
TW201605406A (zh) | 2016-02-16 |
KR20160019376A (ko) | 2016-02-19 |
US20210137574A1 (en) | 2021-05-13 |
US10864030B2 (en) | 2020-12-15 |
CN105361937A (zh) | 2016-03-02 |
JP2016036736A (ja) | 2016-03-22 |
EP2985001B1 (en) | 2017-04-19 |
EP2985001A1 (en) | 2016-02-17 |
CN105361937B (zh) | 2020-06-26 |
US20230218328A1 (en) | 2023-07-13 |
US20160038204A1 (en) | 2016-02-11 |
US20190133658A1 (en) | 2019-05-09 |
US10159519B2 (en) | 2018-12-25 |
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