JP7477179B2 - 整形外科用の骨ねじ - Google Patents
整形外科用の骨ねじ Download PDFInfo
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- JP7477179B2 JP7477179B2 JP2021539478A JP2021539478A JP7477179B2 JP 7477179 B2 JP7477179 B2 JP 7477179B2 JP 2021539478 A JP2021539478 A JP 2021539478A JP 2021539478 A JP2021539478 A JP 2021539478A JP 7477179 B2 JP7477179 B2 JP 7477179B2
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- 210000000988 bone and bone Anatomy 0.000 title claims description 424
- 230000000399 orthopedic effect Effects 0.000 title claims description 29
- 230000006835 compression Effects 0.000 claims description 27
- 238000007906 compression Methods 0.000 claims description 27
- 230000002708 enhancing effect Effects 0.000 claims description 15
- 230000007935 neutral effect Effects 0.000 claims description 15
- 230000007704 transition Effects 0.000 description 20
- 238000001356 surgical procedure Methods 0.000 description 18
- 241000755266 Kathetostoma giganteum Species 0.000 description 15
- 238000002513 implantation Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 6
- 206010061159 Foot deformity Diseases 0.000 description 4
- 208000001963 Hallux Valgus Diseases 0.000 description 4
- 210000000707 wrist Anatomy 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 3
- 210000002683 foot Anatomy 0.000 description 3
- 206010006585 Bunion Diseases 0.000 description 2
- 210000003423 ankle Anatomy 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 230000001054 cortical effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003511 endothelial effect Effects 0.000 description 1
- 210000000610 foot bone Anatomy 0.000 description 1
- 210000002758 humerus Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 210000001872 metatarsal bone Anatomy 0.000 description 1
- 210000000450 navicular bone Anatomy 0.000 description 1
Images
Classifications
-
- 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
- A61B17/861—Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver
- A61B17/8615—Heads, i.e. proximal ends projecting from bone specially shaped for gripping driver at the central region of the screw head
-
- 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
- A61B17/84—Fasteners therefor or fasteners being internal fixation devices
- A61B17/86—Pins or screws or threaded wires; nuts therefor
- A61B17/8625—Shanks, i.e. parts contacting bone tissue
-
- 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
- A61B17/8625—Shanks, i.e. parts contacting bone tissue
- A61B17/863—Shanks, i.e. parts contacting bone tissue with thread interrupted or changing its form along shank, other than constant taper
-
- 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
- A61B2017/681—Alignment, compression, or distraction mechanisms
Landscapes
- 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)
Description
本願は、2018年9月14日に出願され、「ORTHOPEDIC BONE SCREW」と題する共同所有された同時係属の米国仮特許出願第62/731,540号の利益を主張する国際出願であり、その全体的な内容は、これによって本明細書に完全に説明されるように本開示に参照により組み込まれる。
Claims (20)
- ヒト患者の解剖学的標的部位での整形外科手術用のねじであって、
頭部、シャンク、及び前記頭部と前記シャンクとの間に延びるネックであって、前記頭部の近端部と前記シャンクの末端部との間に延びる長手方向軸に沿って同一線上にある、前記頭部、前記ネック、及び前記シャンクと、
前記頭部であって、
前記頭部の前記近端部での狭い基部と、前記頭部の末端部での幅広い基部と、前記狭い基部から前記幅広い基部へ拡大する内径と、前記長手方向軸に対して先細になって逆テーパー角を定める、前記狭い基部と前記幅広い基部との間に延びる湾曲した外側面とによって画定された逆円錐台断面形状と、
前記頭部の前記狭い基部から前記頭部の前記幅広い基部への方向で右回りに延びる少なくとも1つの螺旋ねじ山であって、前記少なくとも1つの螺旋ねじ山が、前記頭部が使用中に移植され、それによって骨の中への前記頭部の増力を強化するときに、前記解剖学的標的部位の一部を形成する前記骨と接触するねじ山表面積を遠位から近位の方向に拡大するために、前記幅広い基部から前記狭い基部へ拡大する、または一定のままである、前記頭部の外径を定める直径を有し、少なくとも1つのピッチを有する前記少なくとも1つの螺旋ねじ山と、
前記頭部の前記狭い基部から前記湾曲した外側面に沿った所定の場所に延びるベベル面であって、前記頭部が使用中に移植され、それによって前記頭部が骨に対して斜めに移植されるとき前記骨の外面を越えて前記頭部が延びる程度を削減または排除するときに、前記ベベル面が、前記解剖学的標的部位の一部を形成する前記骨の前記外面に対して概して平行に及び同一平面で配置され得るような寸法にされたベベル角を定めるために前記長手方向軸に平行である前記頭部の上面に対して傾けられる、前記ベベル面と、
前記頭部、前記シャンク、及び前記ネックが、前記シャンク、前記ネック、及び前記頭部を患者の解剖学的標的の中に打ち込むために前記長手方向軸の周りで回転され得るように、器具と協調するための寸法にされたドライブ特徴と
を含む前記頭部と、
前記シャンクであって、
前記シャンクの近端部から前記シャンクの前記末端部への方向で右回りに延びる少なくとも1つの螺旋ねじ山を有する湾曲した外側面であって、前記少なくとも1つの螺旋ねじ山が、前記頭部の前記外径未満である前記シャンクの外径を定める直径を有し、前記少なくとも1つの螺旋ねじ山が少なくとも1つのピッチを含む、前記湾曲した外側面と
を含む前記シャンクと
を備える、ねじ。 - 前記頭部の前記逆テーパー角が4度と15度との間である、請求項1に記載の整形外科手術用のねじ。
- 前記頭部の前記逆テーパー角が6度である、請求項2に記載の整形外科手術用のねじ。
- 前記頭部の前記少なくとも1つの螺旋ねじの前記ピッチが、0.5mm~2.5mmの範囲内である、請求項1に記載の整形外科手術用のねじ。
- 前記頭部の前記少なくとも1つの螺旋ねじ山の前記ピッチが、1.5mmである、請求項4に記載の整形外科手術用のねじ。
- 前記頭部の前記少なくとも1つの螺旋ねじ山の前記ピッチが、前記ねじが使用中圧縮中性ねじとなるように、前記シャンクの前記少なくとも1つの螺旋ねじ山の前記ピッチに等しい、請求項1に記載の整形外科手術用のねじ。
- 前記頭部の前記少なくとも1つの螺旋ねじ山の前記ピッチが、(a)前記ねじが使用中圧縮ねじになるように前記シャンクの前記少なくとも1つの螺旋ねじ山のピッチに等しくない、及び(b)前記ねじが使用中圧縮ねじになるように、前記狭い基部での第1のピッチ及び前記幅広い基部での第2のピッチを含む変化するピッチのうちの少なくとも1つである、請求項1に記載の整形外科手術用のねじ。
- 前記頭部の前記ベベル角が1度と60度との間の範囲内である、請求項1に記載の整形外科手術用のねじ。
- 前記頭部の前記ベベル角が50度である、請求項8に記載の整形外科手術用のねじ。
- 前記頭部の前記内径が1.75mm~9mmの範囲内である、請求項1に記載の整形外科手術用のねじ。
- 前記頭部の前記内径が前記幅広い基部で4.5mmである、請求項10に記載の整形外科手術用のねじ。
- 前記頭部の前記外径が2mm~10mmの範囲内である、請求項1に記載の整形外科手術用のねじ。
- 前記頭部の前記外径が5mmである、請求項12に記載の整形外科手術用のねじ。
- 前記シャンクが、1.0mmと7.5mmとの間の範囲内の内径を有する、請求項1に記載の整形外科手術用のねじ。
- 前記シャンクの前記内径が3mmである、請求項14に記載の整形外科手術用のねじ。
- 前記シャンクの前記外径が1.5mm~8mmの間の範囲内である、請求項1に記載の整形外科手術用のねじ。
- 前記シャンクの前記外径が4mmである、請求項16に記載の整形外科手術用のねじ。
- 前記頭部の前記少なくとも1つの螺旋ねじ山の少なくとも1つが、前記ねじが骨の中に打ち込まれるにつれて骨材料を取り除くための切削縦溝及び前記ねじが骨から取り除かれるにつれて骨材料を取り除くための切削縦溝の少なくとも1つを含む、請求項1に記載の整形外科手術用のねじ。
- 前記シャンクの前記少なくとも1つの螺旋ねじ山の前記少なくとも1つが切削縦溝を含む、請求項1に記載の整形外科手術用のねじ。
- 前記シャンクの前記少なくとも1つの螺旋ねじ山が二重螺旋ねじ山である、請求項1に記載の整形外科手術用のねじ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862731540P | 2018-09-14 | 2018-09-14 | |
US62/731,540 | 2018-09-14 | ||
PCT/US2019/051185 WO2020086188A1 (en) | 2018-09-14 | 2019-09-13 | Orthopedic bone screw |
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Publication Number | Publication Date |
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JP2022500220A JP2022500220A (ja) | 2022-01-04 |
JP7477179B2 true JP7477179B2 (ja) | 2024-05-01 |
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JP2021539478A Active JP7477179B2 (ja) | 2018-09-14 | 2019-09-13 | 整形外科用の骨ねじ |
Country Status (6)
Country | Link |
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US (2) | US11045239B2 (ja) |
EP (1) | EP3849431A4 (ja) |
JP (1) | JP7477179B2 (ja) |
CN (1) | CN113473918A (ja) |
AU (1) | AU2019364955A1 (ja) |
WO (1) | WO2020086188A1 (ja) |
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US11564720B2 (en) * | 2020-03-11 | 2023-01-31 | Acumed Llc | Intramedullary stabilization screw |
WO2023205847A1 (en) * | 2022-04-27 | 2023-11-02 | Field Orthopaedics Pty Ltd | Bone screw |
US20240164819A1 (en) * | 2022-11-22 | 2024-05-23 | Voom Medical Devices, Inc. | Orthopedic Bone Screw |
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2019
- 2019-09-13 US US16/571,042 patent/US11045239B2/en active Active
- 2019-09-13 AU AU2019364955A patent/AU2019364955A1/en active Pending
- 2019-09-13 JP JP2021539478A patent/JP7477179B2/ja active Active
- 2019-09-13 CN CN201980060313.7A patent/CN113473918A/zh active Pending
- 2019-09-13 WO PCT/US2019/051185 patent/WO2020086188A1/en unknown
- 2019-09-13 EP EP19877338.4A patent/EP3849431A4/en active Pending
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2021
- 2021-06-25 US US17/358,745 patent/US12029459B2/en active Active
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JP2002534151A (ja) | 1998-12-30 | 2002-10-15 | ドゥピュイ フランス | 小さな骨の外科手術用自己圧縮性骨接合ネジ |
JP2003024343A (ja) | 2001-07-05 | 2003-01-28 | Depuy France | 小骨手術用自己タッピング螺子 |
US20160015438A1 (en) | 2014-07-17 | 2016-01-21 | Phalanx, Llc | Bone anchor device |
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WO2020086188A1 (en) | 2020-04-30 |
US20210315621A1 (en) | 2021-10-14 |
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JP2022500220A (ja) | 2022-01-04 |
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US12029459B2 (en) | 2024-07-09 |
AU2019364955A1 (en) | 2021-05-13 |
US20200085477A1 (en) | 2020-03-19 |
CN113473918A (zh) | 2021-10-01 |
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