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WO2008114340A1 - 屈曲初期のトルクを低減した義足 - Google Patents

屈曲初期のトルクを低減した義足 Download PDF

Info

Publication number
WO2008114340A1
WO2008114340A1 PCT/JP2007/055341 JP2007055341W WO2008114340A1 WO 2008114340 A1 WO2008114340 A1 WO 2008114340A1 JP 2007055341 W JP2007055341 W JP 2007055341W WO 2008114340 A1 WO2008114340 A1 WO 2008114340A1
Authority
WO
WIPO (PCT)
Prior art keywords
torque
bend
cylinder
prosthetic limb
stage
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.)
Ceased
Application number
PCT/JP2007/055341
Other languages
English (en)
French (fr)
Inventor
Masahiko Okuda
Yoshiaki Nakaya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nabtesco Corp
Original Assignee
Nabtesco Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nabtesco Corp filed Critical Nabtesco Corp
Priority to JP2009504940A priority Critical patent/JP4911542B2/ja
Priority to PCT/JP2007/055341 priority patent/WO2008114340A1/ja
Priority to EP07738786A priority patent/EP2127616B1/en
Priority to US12/531,542 priority patent/US8529634B2/en
Publication of WO2008114340A1 publication Critical patent/WO2008114340A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/60—Artificial legs or feet or parts thereof
    • A61F2/64—Knee joints
    • A61F2/642—Polycentric joints, without longitudinal rotation
    • A61F2/644—Polycentric joints, without longitudinal rotation of the single-bar or multi-bar linkage type
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/60—Artificial legs or feet or parts thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/68—Operating or control means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/68—Operating or control means
    • A61F2/74—Operating or control means fluid, i.e. hydraulic or pneumatic
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2/68—Operating or control means
    • A61F2/74—Operating or control means fluid, i.e. hydraulic or pneumatic
    • A61F2/748—Valve systems
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
    • A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
    • A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
    • A61F2002/30331—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by longitudinally pushing a protrusion into a complementarily-shaped recess, e.g. held by friction fit
    • A61F2002/30359—Pyramidally- or frustopyramidally-shaped protrusion and recess
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/50—Prostheses not implantable in the body
    • A61F2002/5003—Prostheses not implantable in the body having damping means, e.g. shock absorbers
    • A61F2002/5006—Dampers, e.g. hydraulic damper
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2220/00—Fixations or connections for prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2220/0025—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
    • A61F2220/0033—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements made by longitudinally pushing a protrusion into a complementary-shaped recess, e.g. held by friction fit

Landscapes

  • Health & Medical Sciences (AREA)
  • Transplantation (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Cardiology (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Prostheses (AREA)

Abstract

　この発明は、油圧シリンダやバネシリンダを利用した義足の使用感を空圧シリンダ並みに快適にするとともに、歩行追従性をも向上させる技術を提供する。この発明では、油圧シリンダやバネシリンダといった抗力発生手段自体の配置を特定する。それによって、膝角度の増大に伴って抗力発生手段が生じる抵抗を大きくする。膝関節の屈曲初期の第１段階における第１のトルクＴ１が小さく、膝関節の屈曲がさらに進んだ屈曲終期の第２段階における第２のトルクＴ２を大きくする。今までのものとは異なり、Ｔ１≦Ｔ２にし、義足使用者の股関節筋の負担を軽減する。
PCT/JP2007/055341 2007-03-16 2007-03-16 屈曲初期のトルクを低減した義足 Ceased WO2008114340A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2009504940A JP4911542B2 (ja) 2007-03-16 2007-03-16 屈曲初期のトルクを低減した義足
PCT/JP2007/055341 WO2008114340A1 (ja) 2007-03-16 2007-03-16 屈曲初期のトルクを低減した義足
EP07738786A EP2127616B1 (en) 2007-03-16 2007-03-16 Prosthetic limb with torque at initial stage of bend reduced
US12/531,542 US8529634B2 (en) 2007-03-16 2007-03-16 Prosthetic limbs with means capable of reducing torque in the initial period of bend of knee joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2007/055341 WO2008114340A1 (ja) 2007-03-16 2007-03-16 屈曲初期のトルクを低減した義足

Publications (1)

Publication Number Publication Date
WO2008114340A1 true WO2008114340A1 (ja) 2008-09-25

Family

ID=39765462

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/055341 Ceased WO2008114340A1 (ja) 2007-03-16 2007-03-16 屈曲初期のトルクを低減した義足

Country Status (4)

Country Link
US (1) US8529634B2 (ja)
EP (1) EP2127616B1 (ja)
JP (1) JP4911542B2 (ja)
WO (1) WO2008114340A1 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD733883S1 (en) 2011-05-31 2015-07-07 Ossur Hf Prosthetic knee
US8764849B2 (en) 2011-05-31 2014-07-01 Ossur Hf Prosthetic knee
WO2013152281A1 (en) 2012-04-05 2013-10-10 Ossur Hf Prosthetic knee
US9028557B2 (en) 2013-03-14 2015-05-12 Freedom Innovations, Llc Prosthetic with voice coil valve
US9849002B2 (en) 2013-08-27 2017-12-26 Freedom Innovations, Llc Microprocessor controlled prosthetic ankle system for footwear and terrain adaptation
US12144748B2 (en) 2013-08-27 2024-11-19 Proteor USA, LLC Microprocessor controlled prosthetic ankle system for footwear and terrain adaptation
DE102015106390B4 (de) 2015-04-24 2016-11-10 Otto Bock Healthcare Products Gmbh Verfahren zur Steuerung einer Dämpfungsveränderung
DE102015106392B4 (de) * 2015-04-24 2020-07-09 Otto Bock Healthcare Products Gmbh Verfahren zur Steuerung der Standphasendämpfung eines künstlichen Kniegelenks
DE102015106391B4 (de) * 2015-04-24 2020-07-09 Otto Bock Healthcare Products Gmbh Verfahren zur Steuerung eines künstlichen Kniegelenkes
CN112043471A (zh) * 2020-10-16 2020-12-08 北京市康复辅具技术中心 一种多轴液压膝关节

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11128257A (ja) * 1997-10-16 1999-05-18 Nabco Ltd エアシリンダ装置を含む義足
JP2968597B2 (ja) * 1990-01-26 1999-10-25 オットー・ボック・オルトペディッシェ・インデュストリエ・ベジッツ−ウント・フェアバルトゥンクス−コマンディットゲゼルシャフト 回動可能な結合体
JP3245828B2 (ja) * 1998-04-03 2002-01-15 株式会社ナブコ 伸展補助機構を備える義足
JP3570619B2 (ja) * 1999-11-15 2004-09-29 株式会社ナブコ 義足用エアシリンダ装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1533796A (en) * 1977-10-20 1978-11-29 Blatchford & Sons Ltd C Artificial leg
JP3957959B2 (ja) * 2000-08-22 2007-08-15 株式会社今仙技術研究所 義肢の膝関節構造

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2968597B2 (ja) * 1990-01-26 1999-10-25 オットー・ボック・オルトペディッシェ・インデュストリエ・ベジッツ−ウント・フェアバルトゥンクス−コマンディットゲゼルシャフト 回動可能な結合体
JPH11128257A (ja) * 1997-10-16 1999-05-18 Nabco Ltd エアシリンダ装置を含む義足
JP3245828B2 (ja) * 1998-04-03 2002-01-15 株式会社ナブコ 伸展補助機構を備える義足
JP3570619B2 (ja) * 1999-11-15 2004-09-29 株式会社ナブコ 義足用エアシリンダ装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2127616A4 *

Also Published As

Publication number Publication date
EP2127616B1 (en) 2012-08-01
JP4911542B2 (ja) 2012-04-04
EP2127616A4 (en) 2011-06-29
JPWO2008114340A1 (ja) 2010-06-24
US20100049334A1 (en) 2010-02-25
US8529634B2 (en) 2013-09-10
EP2127616A1 (en) 2009-12-02

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