JP5782271B2 - 湾曲した輪郭のねじ山を有する骨固定システム - Google Patents
湾曲した輪郭のねじ山を有する骨固定システム Download PDFInfo
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- JP5782271B2 JP5782271B2 JP2011049659A JP2011049659A JP5782271B2 JP 5782271 B2 JP5782271 B2 JP 5782271B2 JP 2011049659 A JP2011049659 A JP 2011049659A JP 2011049659 A JP2011049659 A JP 2011049659A JP 5782271 B2 JP5782271 B2 JP 5782271B2
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- bone
- head
- thread
- implant
- bone fastener
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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
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8052—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded
- A61B17/8057—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded the interlocking form comprising a thread
-
- 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
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Prostheses (AREA)
Description
Claims (20)
- インプラント(72;92)を骨に固定させるための、整形外科手術に使用される骨留め具(10;30;36;46)であって、
骨に係合するように構成された軸部(12;38);および
該軸部(12;38)と一体で形成された頭部(14;60;68)であって、該頭部(14;60;68)は、前記インプラント(72;92)に係合させるためのねじ山(16;32;62;70)を外表面(18)上に持ち、該ねじ山(16;32;62;70)は、頂(28)を含む断面の輪郭を持ち、該頂(28)は湾曲した形状である頭部、
を備えた、骨留め具。 - 各湾曲した頂(28)は円弧部(48)を形成する、請求項1に記載の骨留め具(10;30;36;46)。
- 前記円弧部(48)の湾曲の半径(r)は、0.05mm〜3.0mmである、請求項2に記載の骨留め具(10;30;36;46)。
- 前記円弧部(48)の角度範囲(w)は、30°〜200°である、請求項2または3に記載の骨留め具(10;30;36;46)。
- 前記頭部(14;60;68)の谷径を含む平面(p)と前記円弧部(48)の接線との間の角度(k)は、−10°〜90°である、請求項2〜4のいずれかに記載の骨留め具(10;30;36;46)。
- 前記湾曲した頂(28)は、相互に隣接して設けられる、請求項1〜5の何れかに記載の骨留め具(10;30;36;46)。
- 前記湾曲した頂(28)は、平面または丸い輪郭を持つ円周の谷部(34)によって相互に分離される、請求項1〜5の何れかに記載の骨留め具(10;30;36;46)。
- 前記頭部(14;60;68)の前記ねじ山(16;32;62;70)は、湾曲したフランク(50)を含む、請求項1〜7の何れかに記載の骨留め具(10;30;36;46)。
- 前記頭部(14;60;68)の前記ねじ山(16;32;62;70)は、一条ねじまたは多条ねじである、請求項1〜8の何れかに記載の骨留め具(10;30;36;46)。
- 前記頭部(14;60;68)は、円錐形または湾曲形である、請求項1〜9の何れかに記載の骨留め具(10;30;36;46)。
- 前記頭部(60)は、一定した谷径を持ち、前記ねじ山(62)の外径は、徐々に細くなっている、請求項1〜10の何れかに記載の骨留め具(10;30;36;46)。
- 前記頭部(14;68)のコア部は、円錐形または湾曲形であり、前記頭部(14;68)の前記ねじ山(16;32;70)の外径は、徐々に細くなっている、請求項1〜10の何れかに記載の骨留め具(10;30;36;46)。
- 上表面(74)および下表面(76)を持つインプラント(72;92);
前記インプラントの前記上表面(74)および前記下表面(76)を通って延在する、少なくとも1つの穴(78);および
骨と係合するように構成した軸部(12;38)と、前記軸部と一体で形成され、前記インプラント(72;92)と係合させるためのねじ山(16;32;62;70)を該表面(18)に持つ頭部(14;60;68)と、を備えた、少なくとも1つの骨留め具(10;30;36;46)であって、前記ねじ山(16;32;62;70)は、頂(28)を含む断面の輪郭を持ち、該頂(28)は湾曲形である、骨留め具
を備えた、骨を固定させるための整形外科手術に使用される、インプラントシステム。 - 前記少なくとも1つの穴(78)は、前記少なくとも1つの骨留め具(10;30;36;46)の前記頭部(14;60;68)の前記ねじ山(16;32;62;70)と噛み合うように構成されたねじ切りされた部分(82)を含む、請求項13に記載のインプラントシステム。
- 前記少なくとも1つの穴(78)は、前記少なくとも1つの骨留め具(10;30;36;46)の前記頭部(14;60;68)の前記ねじ山(16;32;62;70)と噛み合うように構成された、上部のねじ切りされていない部分(80)および下部のねじ切りされた部分(82)とを含む、請求項13または14に記載のインプラントシステム。
- 前記少なくとも1つの穴(78)の前記上部(80)は、円錐形または湾曲形の内向きテーパを有する、請求項15に記載のインプラントシステム。
- 前記少なくとも1つの穴(78)の前記ねじ切りされた部分(82)は、前記インプラント(72;92)の前記下表面(76)に向かって内向きに細くなっている、請求項14〜16の何れかに記載のインプラントシステム。
- 前記少なくとも1つの穴(78)の前記ねじ切りされた部分(82)は、多条ねじを有する、請求項14〜17の何れかに記載のインプラントシステム。
- 前記少なくとも1つの穴(78)は、前記インプラント(72;92)の垂直軸(98)に対して傾斜した中心軸(86)を持つ、請求項13〜18の何れかに記載のインプラントシステム。
- 前記インプラント(72;92)は、骨プレートとして構成され、前記骨留め具(10;30;36;46)は骨ねじとして構成される、請求項13〜19の何れかに記載のインプラントシステム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP10002389A EP2364657B1 (en) | 2010-03-08 | 2010-03-08 | Bone fixation system with curved profile threads |
EP10002389.4 | 2010-03-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011200645A JP2011200645A (ja) | 2011-10-13 |
JP5782271B2 true JP5782271B2 (ja) | 2015-09-24 |
Family
ID=42288772
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011049659A Active JP5782271B2 (ja) | 2010-03-08 | 2011-03-07 | 湾曲した輪郭のねじ山を有する骨固定システム |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP2364657B1 (ja) |
JP (1) | JP5782271B2 (ja) |
CN (1) | CN102188282B (ja) |
AT (1) | ATE556665T1 (ja) |
AU (1) | AU2011200981B2 (ja) |
CA (1) | CA2733396C (ja) |
ES (1) | ES2385638T3 (ja) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
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TR201907719T4 (tr) * | 2012-02-09 | 2019-06-21 | Orthopedic Medical Channels Llc | Kemik vida. |
CN103815959A (zh) * | 2012-11-16 | 2014-05-28 | 上海底特精密紧固件股份有限公司 | 接骨螺钉 |
US9107711B2 (en) | 2013-02-20 | 2015-08-18 | Stryker Trauma Sa | Screw thread with flattened peaks |
DE102013109569A1 (de) * | 2013-09-02 | 2015-03-05 | Aesculap Ag | Knochenschrauben, Implantatplatte und System daraus |
CN103584907A (zh) * | 2013-11-28 | 2014-02-19 | 天津市康尔医疗器械有限公司 | 一种骨科手术内固定装置 |
EP3164090B1 (en) * | 2014-07-03 | 2019-08-21 | Stryker European Holdings I, LLC | Conical end cap for intramedullary nail |
CN105326558A (zh) * | 2014-08-11 | 2016-02-17 | 天津市康尔医疗器械有限公司 | 一种接骨板用锁定螺钉 |
CN104352276A (zh) * | 2014-11-06 | 2015-02-18 | 莆田学院附属医院 | 一种变螺纹结构的锁定接骨螺钉 |
CN105596075A (zh) * | 2014-11-13 | 2016-05-25 | 无锡市闻泰百得医疗器械有限公司 | 一种骨板螺钉结构 |
CN104434288A (zh) * | 2014-12-26 | 2015-03-25 | 江苏百易得医疗科技有限公司 | 双向固定环抱接骨板 |
TWI573558B (zh) * | 2015-09-30 | 2017-03-11 | 愛派司生技股份有限公司 | 一種含具有複數螺紋區之骨螺釘的骨板組 |
CN107468321B (zh) * | 2017-08-17 | 2018-12-21 | 中南大学湘雅医院 | 一种接骨螺栓及接骨螺栓的制作工艺 |
CN107714168B (zh) * | 2017-11-03 | 2023-04-21 | 山东大学齐鲁医院(青岛) | 一种骨科双锁定固定块及双锁定个体化内固定装置 |
ES2810423T3 (es) * | 2017-12-06 | 2021-03-08 | Stryker European Holdings I Llc | Tornillo de bloqueo ortopédico |
US10772667B2 (en) * | 2017-12-22 | 2020-09-15 | Medos International Sarl | Bone screw with cutting tip |
CN113473918A (zh) * | 2018-09-14 | 2021-10-01 | 博恩医疗器械股份有限公司 | 整形骨螺钉 |
US11179180B2 (en) * | 2019-06-11 | 2021-11-23 | DePuy Synthes Products, Inc. | Deformable threaded locking structures, and related systems and methods |
CN112156357B (zh) * | 2020-09-30 | 2023-08-04 | 北京品驰医疗设备有限公司 | 一种自攻自钻颅骨螺钉 |
TWI775172B (zh) * | 2020-10-05 | 2022-08-21 | 黃信華 | 骨螺釘 |
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FR2701386B1 (fr) * | 1993-02-12 | 1995-05-19 | Phusis | Vis d'interférence biorésorbable. |
CA2226709C (en) * | 1995-07-21 | 2001-06-19 | Michael A. Garver | Anti-cross threading fastener |
US6019762A (en) | 1998-04-30 | 2000-02-01 | Orthodyne, Inc. | Adjustable length orthopedic fixation device |
EP1175181B1 (de) * | 1999-05-03 | 2005-01-12 | Medartis AG | Verblockbare knochenplatte |
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JP4885405B2 (ja) * | 2000-06-26 | 2012-02-29 | ジンテーズ ゲゼルシャフト ミト ベシュレンクテル ハフツング | 骨用プレート |
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EP1786342A1 (en) * | 2004-09-07 | 2007-05-23 | Smith and Nephew, Inc. | Minimal thickness bone plate locking mechanism |
EP1649819A1 (de) * | 2004-10-19 | 2006-04-26 | Christian Maier | Knochenplatte |
US20080086136A1 (en) | 2006-08-30 | 2008-04-10 | Bednar Drew A | Percutaneous hip system |
-
2010
- 2010-03-08 AT AT10002389T patent/ATE556665T1/de active
- 2010-03-08 ES ES10002389T patent/ES2385638T3/es active Active
- 2010-03-08 EP EP10002389A patent/EP2364657B1/en active Active
-
2011
- 2011-03-07 JP JP2011049659A patent/JP5782271B2/ja active Active
- 2011-03-07 AU AU2011200981A patent/AU2011200981B2/en active Active
- 2011-03-07 CA CA2733396A patent/CA2733396C/en active Active
- 2011-03-08 CN CN201110058219.3A patent/CN102188282B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
AU2011200981B2 (en) | 2016-05-26 |
AU2011200981A1 (en) | 2011-09-22 |
ES2385638T3 (es) | 2012-07-27 |
EP2364657B1 (en) | 2012-05-09 |
CN102188282A (zh) | 2011-09-21 |
ATE556665T1 (de) | 2012-05-15 |
CA2733396C (en) | 2014-06-10 |
CN102188282B (zh) | 2015-11-25 |
CA2733396A1 (en) | 2011-09-08 |
EP2364657A1 (en) | 2011-09-14 |
JP2011200645A (ja) | 2011-10-13 |
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