TW466310B - Bone screw - Google Patents

Bone screw Download PDF

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Publication number
TW466310B
TW466310B TW089119034A TW89119034A TW466310B TW 466310 B TW466310 B TW 466310B TW 089119034 A TW089119034 A TW 089119034A TW 89119034 A TW89119034 A TW 89119034A TW 466310 B TW466310 B TW 466310B
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Taiwan
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patent application
bone screw
scope
screw
item
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TW089119034A
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English (en)
Inventor
Piet Reynders
Roger Berger
Original Assignee
Synthes Ag
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/84Fasteners therefor or fasteners being internal fixation devices
    • A61B17/86Pins or screws or threaded wires; nuts therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/84Fasteners therefor or fasteners being internal fixation devices
    • A61B17/86Pins or screws or threaded wires; nuts therefor
    • A61B17/864Pins or screws or threaded wires; nuts therefor hollow, e.g. with socket or cannulated
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/70Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
    • A61B17/7097Stabilisers comprising fluid filler in an implant, e.g. balloon; devices for inserting or filling such implants
    • A61B17/7098Stabilisers comprising fluid filler in an implant, e.g. balloon; devices for inserting or filling such implants wherein the implant is permeable or has openings, e.g. fenestrated screw
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/56Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
    • A61B17/58Surgical 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
    • A61B17/68Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
    • A61B17/74Devices for the head or neck or trochanter of the femur

Landscapes

  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Neurology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)
  • Materials For Medical Uses (AREA)
  • Prostheses (AREA)
  • Medicinal Preparation (AREA)

Description

4 6 63 1 0 A7 B7 經濟部智慧財產局員Η消費合作社印製 五、發明說明(I) 本發明關於申請專利範圍第1項引文的一種骨螺絲。 在德專利DE-A-3508759發表了一種髖螺絲’它有一 個貫通的中央孔,開口到該開口的螺絲尖端中,且在螺紋 通道壁之間有側穿孔,利用這骨螺絲一方面可將這種過大 尺寸的尖螺紋錨固在骨中,同時可藉著將骨糊(骨水泥) (Knochen zement ’英bone cement)灌入中央開口進入側穿 孔中,而使衰弱的骨材料固化。 這種習知髖螺絲的主要缺點在於它在骨糊硬化完成 後1就不能再進一步沿軸向朝前方旋入,因爲骨糊經過骨 螺絲之開口的尖端出來,並硬化,而不能容許這種進一步 旋入。 對此’本發明提出對策。本發明的目的在提供一種部 分地鑽通的骨螺絲’骨糊可經該骨螺絲送入周圍的骨中, 形成一種人工之共軸的骨糊床以供該骨螺絲的翻紋之用, 但該骨糊床只有側邊鄰接到該螺絲,因此螺紋即使在骨糊 硬化完成之後也能向前旋入(事後旋緊)。 本發明利用具有申請專利範圍第1項的特徵的一種骨 螺絲達成這種目的。 ::因此可達成一優點,即:已經固定的骨螺絲--特別 是像在例如做骨板固定時所希望者--即使在該人工骨糊 床硬化完成後也可作事後旋緊,因爲該螺絲尖端已封閉, 不會有骨糊跑出而阻礙骨螺絲的軸向運動。 在本發明一較佳實施例中,骨螺絲的外螺紋的側翼角 度宜大於25° ,且宜在29°〜61。的範圍。 3 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) --- i ----^-------—訂 *!尊線 I (請先聞讀背面之注意事項再填寫本頁) A7 4 6 6310 B7__ 五、發明說明Γ> ) 穿孔的中央軸距螺絲尖端距離(在縱軸上量)宜爲最 大 0.5L。 外螺紋的直徑應爲最大7.5 mm,且宜在3·0〜7.5 mm範 圍。 中央孔以及穿孔的直徑應在0.9〜3.3腿範圍,穿孔數 目可在1〜8之間;它們宜相對於縱軸設到一個與縱軸成直 角的平面上。 該孔之開口於骨螺絲頭部的開口可設計成多角形空腔 形式,它可容納一根對應的多角形螺絲起子。此開口可設 計成一種承接器用的插合部形式,以與一骨糊嘖漿器聯接 外螺紋直徑D (用腿表示)與穿孔出疑氣積FJ用麵2 表示)之間的比例D/F要在0.1〜0.9 外螺紋 直徑D與孔的直徑d之間的比例D/d要;〜1.9的範圍 〇 穿孔宜一直到達螺紋路徑壁的範圍中。 本發明的骨螺絲可闬習知方式用於將具有數個貫穿之 骨板孔的骨板固定。 ,在以下利用一實施例之部分示意圖詳細說明本發明及 其進一步之其他特點。 圖式中: 第一圖係經本發明骨螺絲的一縱剖面圖。 〔圖號說明〕 (1) 頭 4 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公爱) <請先閱讀背面之注意事項再填寫本頁) 装 i I----- 訂--------* 經濟部智慧財產局員工消費合作社印製 d6 63 1 〇 A7 B7 五、發明說明()) (2) 螺絲幹 (3) 中央縱軸 (4) 螺絲尖端 (5) 函殼面 (6) 外螺紋 ⑺ 孔 ⑻ 通道 (9) 穿孔 具有中央縱軸(3)及總長度L的骨螺絲有一頭(1)。有 一個具一螺絲尖端(4)的螺絲幹(2)接到該頭(1)上。螺絲幹 (2)的函殼面(5)有一外螺紋(6)。有一孔(7)與縱軸(3)成共軸 延伸,該孔(7)朝向頭(1)開口,且經由一通道(8)〔它垂直 於縱軸(3)延伸〕與螺絲幹(2)的函殻面(5)連接,且呈二個 穿孔(9)的形式穿過函殼面(5)向外開口。孔(7)向螺絲尖端 (4)封閉。 二穿孔(9)的中央軸(1〇)距螺絲尖端(4)距離〔在縱軸(3) 上量〕約0.28L。 孔(7)之開口於骨螺絲頭部(1)的開口設計成六角形空腔 取式,它可容納一對應的螺絲起子。又,此骨螺絲的穿孔 (9)宜相對於縱軸(3)設置到--三個和該縱軸(3)成直角的 平面上。 RTiq 此骨螺絲的外螺紋直徑D(用mm表示總 面積F(mm2表示)的比例d/F宜在0·1〜0.9mm J:的;^圍間。 最後,本發明更包含一種固定系統,它:有上述的骨 5 本紙張尺度適用令國國家標準(CNS)A4規格(210 X 297公茇) <請先閱讀背面之注意事項再填寫本頁) 衰· — i 1 — 1訂--------線 經濟部智慧財產局員工消費合作社印製 Α7 4 6 63 1 〇 _Β7_ 五、發明說明(ψ) 螺絲。此系統還包含一骨板,骨板具有數個板孔以容納這 些骨螺絲。 <請先閲讀背面之注意事項再填寫本頁) -哀--------訂---------線 經濟部智慧財產局員工消費合作社印製 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)

Claims (1)

  1. 6 6 4 O0OO8O0 ABCD 六、申請專利範圍 1. 一種骨螺絲,具有一頭(1),一幹(2),一中央縱軸(3) ,一螺絲尖端(4),一函殼面(5),一外螺紋(6),螺絲總長 (請先閱讀背面之注意事項再填寫本頁> 度L,其中設有一開口(7),與縱軸(3)成共軸延伸,且朝向 頭(υ開口,且經至少一條垂直於縱軸(3)延伸的通道(8)與 該函殼面(5)連接,且呈至少一個穿孔(9)的形式穿過函殼面 (5)朝外開口,其特徵在:該孔(7)朝向螺絲尖端(4)封閉。 2. 如申請專利範圍第1項之骨螺絲,其中: 該外螺紋(6)之側翼角度大於25°,且宜在29°〜61° 的範圍。 3. 如申請專利範圍第2項之骨螺絲,其中: 該穿孔(9)的中央軸(10)距螺絲尖端(4)的距離〔在縱軸 (3)上量〕至多0.5L。 4. 如申請專利範圍第1或第2項之骨螺絲,其中: 該外螺紋(6)直徑至多7.5 mm。 · 5. 如申請專利範圍第4項之骨螺絲,其中: 該外螺紋(6)直徑在3.0〜7.5麵範圍。 6. 如申請專利範圍第1或第2項之骨螺絲,其中: 該孔(7)直徑在0.9〜3.3 mm範圍。 經濟部智慧財產局員工消費合作社印制衣 7. 如申請專利範圍第1或第2項之骨螺絲,其中: 該穿孔(9)直徑在〇_9〜3.3腿範圍。 8. 如申請專利範圍第1或第2項之骨螺絲,其中: 該穿孔(9)數目在1〜8個之範圍。 9. 如申請專利範圍第8項之骨螺絲,其中: 該穿孔(9)相對於縱軸(3)設到一到三個與縱軸成直角的 1 本紙張尺度適用中國國家標準(cns)a4規格(210 x 297公釐) 4 ASB8C8D8 六、申請專利範圍 平面上。 10. 如申請專利範圍第1或第2項之骨螺絲,其中: 該孔(7)之開口於頭(1)中的開口設計成多角形空腔形式 ,可容納一相關的多角形螺絲起子。 11. 如申請專利範圍第1或第2項之骨螺絲,其中: 該孔(7)之開口於頭(1)的開口設計成一種承接器用的插 接部,以與一骨糊灌漿器聯接。 12. 如申請專利範圍第1或第2項之骨螺絲,其中: 該外螺紋直徑D (用腿表示)與穿孔(9)之總出口面積 F (用mm2表示)之間的比例D/F在0.1〜0.9 mm·1範圍。 13. 如申請專利範圍第1或第2項之骨螺絲,其中: 該外螺紋直徑D (用ami表示)與穿孔(9)的總出口面積 F (用咖2表示)之間的比例D/F在1·1〜2.9醒-1的範圍。 14. 如申請專利範圍第1或第2項之骨螺絲,.其中: 該外螺紋直徑D與孔(7)的直徑d之間的比例D/d在 2.0〜2.9範圍。 15. 如申請專利範圍第1或第2項之骨螺絲,其中: 該穿孔(9) 一直到達螺紋路徑壁的範圍。 16. —種固定系統,其具有二個申請專利範圍第1項的 骨螺絲’其中,它包含一骨板,該骨板具有數個板孔以容 納該骨螺絲》 本紙張尺度適用中國國家標準(CNS)A4規格(21〇 X 297公楚> (請先閲讀背面之注意事項再填寫本頁) ^------ 訂---------線· 經濟部智慧財產局員工消费合作社印製
TW089119034A 1999-09-08 2000-09-16 Bone screw TW466310B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CH1999/000419 WO2001017447A1 (de) 1999-09-08 1999-09-08 Knochenschraube

Publications (1)

Publication Number Publication Date
TW466310B true TW466310B (en) 2001-12-01

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ID=4551715

Family Applications (1)

Application Number Title Priority Date Filing Date
TW089119034A TW466310B (en) 1999-09-08 2000-09-16 Bone screw

Country Status (12)

Country Link
EP (1) EP1210019B2 (zh)
JP (1) JP4145044B2 (zh)
KR (1) KR100656573B1 (zh)
CN (1) CN1261082C (zh)
AT (1) ATE279887T1 (zh)
AU (1) AU757039B2 (zh)
CA (1) CA2405230C (zh)
DE (1) DE59910917D1 (zh)
ES (1) ES2228085T5 (zh)
NZ (1) NZ517314A (zh)
TW (1) TW466310B (zh)
WO (1) WO2001017447A1 (zh)

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US20050021084A1 (en) * 2003-05-19 2005-01-27 Lu William Weijia Bone treatment device and method
US7250055B1 (en) * 2003-08-26 2007-07-31 Biomet Manufacturing Corp. Method and apparatus for cement delivering buttress pin
GB2417536B (en) * 2004-08-28 2006-09-06 Adam James A bioabsorable screw
US20100211113A1 (en) 2009-02-17 2010-08-19 Jon Olson Bone Screw With Channels
CN101548907B (zh) * 2009-05-14 2011-06-01 梁德富 逆顺自锁式防松骨钉
TR200904029A2 (tr) 2009-05-25 2009-10-21 Murat Aydin Hali̇l Bir biyomalzeme.
US8574273B2 (en) 2009-09-09 2013-11-05 Innovision, Inc. Bone screws and methods of use thereof
KR101885506B1 (ko) * 2010-05-13 2018-08-07 신세스 게엠바하 뼈 나사 어셈블리 및 이의 이식을 위한 기구
DE102011001264A1 (de) 2011-03-14 2012-09-20 Aesculap Ag Chirurgischer K-Draht und chirurgisches Schraubensystem
CN103654934B (zh) * 2012-08-30 2016-03-30 上海微创骨科医疗科技有限公司 用于接骨板的组合式锁定螺钉及包括其的接骨板系统
CN103006307B (zh) * 2012-12-14 2015-06-03 深圳先进技术研究院 骨质疏松骨固定的骨螺钉
WO2014149746A1 (en) 2013-03-15 2014-09-25 Innovision, Inc. Bone screws and methods of use thereof
EP2856958A1 (en) 2013-10-07 2015-04-08 Arthrex Inc Cannulated bone screw
EP4124356A1 (de) 2021-07-28 2023-02-01 Heraeus Medical GmbH Vorrichtung und verfahren zur applikation eines pharmazeutischen fluids

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Publication number Publication date
CN1367665A (zh) 2002-09-04
KR20020035642A (ko) 2002-05-13
ES2228085T5 (es) 2009-12-09
NZ517314A (en) 2003-06-30
ES2228085T3 (es) 2005-04-01
AU757039B2 (en) 2003-01-30
ATE279887T1 (de) 2004-11-15
CN1261082C (zh) 2006-06-28
JP4145044B2 (ja) 2008-09-03
CA2405230A1 (en) 2002-10-07
CA2405230C (en) 2007-11-20
KR100656573B1 (ko) 2007-01-30
EP1210019B2 (de) 2009-07-15
AU5405299A (en) 2001-04-10
EP1210019A1 (de) 2002-06-05
JP2003508147A (ja) 2003-03-04
WO2001017447A1 (de) 2001-03-15
DE59910917D1 (de) 2004-11-25
EP1210019B1 (de) 2004-10-20

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