JP4284685B2 - 骨用ねじのためのねじ回し - Google Patents
骨用ねじのためのねじ回し Download PDFInfo
- Publication number
- JP4284685B2 JP4284685B2 JP2004317814A JP2004317814A JP4284685B2 JP 4284685 B2 JP4284685 B2 JP 4284685B2 JP 2004317814 A JP2004317814 A JP 2004317814A JP 2004317814 A JP2004317814 A JP 2004317814A JP 4284685 B2 JP4284685 B2 JP 4284685B2
- Authority
- JP
- Japan
- Prior art keywords
- screwdriver
- flexible
- shaft portion
- flexible shaft
- shaft
- Prior art date
- 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
Links
- 210000000988 bone and bone Anatomy 0.000 title claims description 6
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 239000000560 biocompatible material Substances 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 description 5
- 229910000639 Spring steel Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 210000000689 upper leg 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
- 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 or setting implements
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/8875—Screwdrivers, spanners or wrenches
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2901—Details of shaft
- A61B2017/2905—Details of shaft flexible
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Medical Informatics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (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
12 ハンドル
14 第1剛軸部
16 可撓性軸部
18 第2剛軸部
20 平坦面
24 第1保持部
26 第2保持部
28 可撓性要素
30 弾性保護筒
38 ねじ回し工具
Claims (16)
- ハンドル、及び該ハンドルから突出するとともに、端部にねじ回し工具を有する第1剛軸部、可撓性軸部及び第2剛軸部を有する軸を備えている骨用ねじ、とくに圧縮ねじおよび係止ねじのためのねじ回しであって、
前記可撓性軸部が、その可撓性要素のそれぞれの端に前記第1剛軸部の第1保持部及び第2剛軸部の第2保持部を有し、そのそれぞれの剛な保持部は、可撓性軸部に隣接した剛な保持部のそれぞれの部分の外径よりも大きい外径を有する、前記可撓性軸部から距離を置いて配置された外壁を有しており、更に、前記可撓性軸部が、トルク伝達のための前記可撓性要素を有し、前記可撓性軸部を囲み、前記可撓性軸部の長さ、及び該可撓性軸部に隣接しそれぞれの端に配置された前記第1及び第2保持部にまで長さ方向に伸びている弾性保護筒を有していることを特徴とするねじ回し。 - 前記可撓性軸部が、その両端にそれぞれ保持部を有し、前記可撓性要素が、前記第1保持部及び第2保持部の間に保持されていることを特徴とする請求項1に記載のねじ回し。
- 前記可撓性要素が、螺旋状に巻かれた線材で構成されていることを特徴とする請求項1又は2に記載のねじ回し。
- 前記可撓性要素が、可撓性管状部材で構成されていることを特徴とする請求項1又は2に記載のねじ回し。
- 前記可撓性管状部材に、長手方向に対し横切って走る切り込みが設けられていることを特徴とする請求項4に記載のねじ回し。
- 前記弾性保護筒が、生体適合性材料から構成され、特にシリコーンから構成されていることを特徴とする請求項1乃至5のいずれか一項に記載のねじ回し。
- 前記可撓性軸部における軸の直径が、前記剛軸部における軸の直径よりも大きいことを特徴とする請求項1乃至6のいずれか一項に記載のねじ回し。
- 前記ハンドルと前記可撓性軸部の間における軸の直径が、前記可撓性軸部に向かって円錐形状で増加していることを特徴とする請求項1乃至7のいずれか一項に記載のねじ回し。
- 前記ねじ回し工具と前記可撓性軸部の間における軸の直径が、前記ねじ回し工具に向かって円錐形状で先細りになっていることを特徴とする請求項1乃至8のいずれか一項に記載のねじ回し。
- 前記ハンドルが、平坦面を備える略円形の断面を有し、前記平坦面が、前記ねじ回し工具の向きを示していることを特徴とする請求項1乃至9のいずれか一項に記載のねじ回し。
- 前記可撓性軸部が、全長の半分よりも短い長さを占める長さを有していることを特徴とする請求項1乃至10のいずれか一項に記載のねじ回し。
- 前記可撓性軸部が、全長の3分の1よりも長い長さを占める長さを有していることを特徴とする請求項1乃至11のいずれか一項に記載のねじ回し。
- 前記ねじ回し工具を備える軸の第1剛軸部が、もう一方の第2剛軸部よりも短いことを特徴とする請求項1乃至12のいずれか1項に記載のねじ回し。
- 前記ねじ回し工具が、前記第1剛軸部の自由端に一体に形成されていることを特徴とする請求項1乃至13のいずれか1項に記載のねじ回し。
- 前記保持部及び前記可撓性要素が、約10mmの直径を有していることを特徴とする請求項1乃至14のいずれか一項に記載のねじ回し。
- 前記弾性保護筒が、約2mmの壁厚を有していることを特徴とする請求項1乃至15のいずれか一項に記載のねじ回し。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE20318263 | 2003-11-24 | ||
DE20318703U DE20318703U1 (de) | 2003-11-24 | 2003-11-25 | Schraubendreher für Knochenschrauben |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005152621A JP2005152621A (ja) | 2005-06-16 |
JP4284685B2 true JP4284685B2 (ja) | 2009-06-24 |
Family
ID=34436462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004317814A Expired - Fee Related JP4284685B2 (ja) | 2003-11-24 | 2004-11-01 | 骨用ねじのためのねじ回し |
Country Status (3)
Country | Link |
---|---|
US (1) | US20050115368A1 (ja) |
EP (1) | EP1532931A1 (ja) |
JP (1) | JP4284685B2 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100304332A1 (en) * | 2006-08-25 | 2010-12-02 | Biomain Ab | Dental superstructure, and a method of manufacture thereof |
EP2053985B2 (en) | 2006-08-25 | 2018-03-21 | Kulzer GmbH | Method of manufacture of a dental superstructure |
WO2008024063A1 (en) | 2006-08-25 | 2008-02-28 | Biomain Ab | Dental superstructure, and a method of manufacture thereof |
CA2693123C (en) * | 2007-07-31 | 2013-04-02 | Stryker Trauma Gmbh | Carbon shafted reaming device |
US8028608B2 (en) * | 2009-04-07 | 2011-10-04 | Depuy Products, Inc. | Torque-limiting fastener driver |
ES2379995T3 (es) | 2010-03-31 | 2012-05-07 | Stryker Trauma Gmbh | Disposigtivo de escariado con árbol de CFK y con elemento de interconexión moldeado |
KR102345219B1 (ko) * | 2021-03-02 | 2021-12-30 | 차종학 | 구부려 사용 가능한 의료용 공구 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1507990A (en) * | 1923-06-14 | 1924-09-09 | Donald C Donaldson | Screw driver |
US2796101A (en) * | 1954-09-28 | 1957-06-18 | Robertshaw Fulton Controls Co | Combination rigid and flexible hand tool |
US2814322A (en) * | 1955-01-06 | 1957-11-26 | Kupfrian Mfg Corp | Flexible shaft hand tool |
US3585885A (en) * | 1969-11-21 | 1971-06-22 | Harry A Carr | Adjustable tool handle |
DD238724A1 (de) | 1985-06-28 | 1986-09-03 | Rohrkombinat Stahl & Walzwerk | Medizinischer schraubendreher |
GB2218636B (en) * | 1988-05-04 | 1992-01-02 | Rhys Ap Delwyn Phillips | Hygienic protection devices |
US4876929A (en) * | 1988-09-15 | 1989-10-31 | Burton Kozak | Portable screw driver having flexible extension shaft |
US5152744A (en) * | 1990-02-07 | 1992-10-06 | Smith & Nephew Dyonics | Surgical instrument |
US5464407A (en) * | 1991-02-19 | 1995-11-07 | Mcguire; David A. | Flexible surgical screwdriver and methods of arthroscopic ligament reconstruction |
US5797918A (en) * | 1991-12-13 | 1998-08-25 | David A. McGuire | Flexible surgical screwdriver and methods of arthroscopic ligament reconstruction |
ES2105190T3 (es) * | 1993-03-05 | 1997-10-16 | Sulzer Orthopadie Ag | Dispositivo para la sujecion flexible de herramientas rotativas. |
FR2706278B1 (fr) * | 1993-06-17 | 1995-09-01 | Vm Tech | Prothèse, élément de préhension pour prothèse, outil de fixation de l'élément de préhension et dispositif de manipulation de la prothèse. |
US5527316A (en) * | 1994-02-23 | 1996-06-18 | Stone; Kevin T. | Surgical reamer |
FR2731643A1 (fr) * | 1995-03-16 | 1996-09-20 | Jbs Sa | Dispositif de tournevis angulaire pour le vissage et le devissage de vis difficilement accessibles, notamment dans le domaine chirurgical |
DE29711559U1 (de) * | 1997-07-02 | 1997-08-21 | Howmedica GmbH, 24232 Schönkirchen | Längliches Element zur Übertragung von Kräften |
US5941139A (en) * | 1997-08-29 | 1999-08-24 | Vodehnal; Robert Wayne | Tuner screwdriver |
US6164169A (en) * | 1998-08-03 | 2000-12-26 | Socket Retainer Systems, Inc. | Socket mounting arrangement |
US6179532B1 (en) * | 1999-04-12 | 2001-01-30 | Steven V. Oldham | Flexible deburring tool |
DE10118570B4 (de) | 2001-01-10 | 2004-06-03 | Aesculap Ag & Co. Kg | Chirurgische Vorrichtung |
US6684770B2 (en) * | 2001-06-29 | 2004-02-03 | Deco Patents, Inc. | Apparatus and method for direct rotary printing compositions onto cylindrical articles |
US20050216027A1 (en) * | 2004-03-24 | 2005-09-29 | Suh Sean S | Extraction screwdriver |
-
2004
- 2004-09-22 EP EP04022580A patent/EP1532931A1/de not_active Withdrawn
- 2004-11-01 JP JP2004317814A patent/JP4284685B2/ja not_active Expired - Fee Related
- 2004-11-16 US US10/990,243 patent/US20050115368A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
JP2005152621A (ja) | 2005-06-16 |
US20050115368A1 (en) | 2005-06-02 |
EP1532931A1 (de) | 2005-05-25 |
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