TWM359316U - Buffer structure for knee joint - Google Patents

Buffer structure for knee joint Download PDF

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Publication number
TWM359316U
TWM359316U TW98201383U TW98201383U TWM359316U TW M359316 U TWM359316 U TW M359316U TW 98201383 U TW98201383 U TW 98201383U TW 98201383 U TW98201383 U TW 98201383U TW M359316 U TWM359316 U TW M359316U
Authority
TW
Taiwan
Prior art keywords
knee
brake block
piston
shaft
connecting portion
Prior art date
Application number
TW98201383U
Other languages
Chinese (zh)
Inventor
Fu-Guo Wu
jia-bao Zheng
Original Assignee
Ken Dall Entpr Co Ltd
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 Ken Dall Entpr Co Ltd filed Critical Ken Dall Entpr Co Ltd
Priority to TW98201383U priority Critical patent/TWM359316U/en
Publication of TWM359316U publication Critical patent/TWM359316U/en
Priority to GB0919372A priority patent/GB2467201B/en
Priority to DE102009053128.9A priority patent/DE102009053128B4/en

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
    • 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
    • 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
    • A61F2002/5007—Prostheses not implantable in the body having elastic means different from springs, e.g. including an elastomeric insert
    • 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
    • A61F2002/5072—Prostheses not implantable in the body having spring elements

Description

M359316 五、新型說明： 【新型所屬之技術領域】 本創作係一種膝關節緩衝結構，尤其指連接義肢膝關 節及義肢小腿的連接部，利用活塞配合彈性體，讓義肢使 用者站立微彎或行走時，可配合路面情況。 【先前技術】M359316 V. New description: [New technical field] This is a knee joint cushioning structure, especially the joint connecting the prosthetic knee joint and the prosthetic calf. The piston is matched with the elastic body to allow the prosthetic user to stand slightly bent or walk. It can be used with the road surface. [Prior Art]

隨著醫學以及機械結構的成熟發展，配合不同機構作 動方式，在殘障人士於復建及提升行動能力上，逐漸以模 擬人體關節肌肉為方向，以求達到最自然之行動能力為目 標，以人體足部關節在行走狀態而言，自髖關節以下皆要 配合路面狀態，如階梯、傾斜、濕滑、凹凸的路面情況， 以保持接觸地面的平衡’而習用的下肢膝關節，大多著重 於膝蓋關節的控制’小腿部位以下即難以配合膝關節以上 走時，無法感受路面情況 ’腳掌亦無法配合路面情 ’容易讓義肢的使用者感 的動作，致以義肢的使用者在行 的回饋，腳跟接觸地面形成夹角 況而改變，且接觸地面的衝擊力 到不適，因此急待進一步之改良 3 M359316 【新型内容】 有鑑於上述各種情況之存在，創作人遂改良習用的義 肢膝關節，於連接部設有緩衝裝置，讓義肢使用者在行走 或站立間可配合路面情況而減少衝擊力。 本創作係一種膝關節緩衝結構，膝蓋承座上方連接外 連桿上端，下方連接上連桿上端；制動塊上方穿孔連接上 連桿下端，下方連接於連接部，上方後端設有定位孔；油 •壓缸置於制動塊内側，上端連接膝蓋承座内側；連接部下 端可連接義肢小腿，上方後端穿設定位軸；外連桿上方設 置於膝蓋承座的上方穿孔，下方設置於連接部之上方穿孔 無法感受路面情況的回饋，With the maturity of medical and mechanical structures, and with the way of different institutions, in the ability of people with disabilities to rebuild and improve their mobility, they are gradually aiming at simulating human joint muscles in order to achieve the most natural mobility. In the walking state, the joints of the foot should be matched with the road surface state below the hip joint, such as the step, the slope, the slippery, the uneven road surface, in order to maintain the balance of contact with the ground, and the lower limb knee joints are mostly focused on the knee. Joint control 'Under the calf part, it is difficult to match the knee joint, and it is impossible to feel the road surface. 'The sole of the foot can't match the road condition'. It is easy for the prosthetic user to feel the movement, and the prosthetic user's feedback, heel Contact with the ground to form an angle change, and the impact of contact with the ground to the discomfort, so urgently to further improve 3 M359316 [new content] In view of the above various situations, the creator improved the conventional prosthetic knee joint, connected The department is equipped with a cushioning device to allow the prosthetic user to cooperate with the road during walking or standing. The case may reduce the impact. The present invention is a knee joint buffer structure, the upper end of the knee bearing is connected to the upper end of the outer connecting rod, and the lower end is connected to the upper end of the upper connecting rod; the upper end of the braking block is connected to the lower end of the upper connecting rod, the lower part is connected to the connecting portion, and the upper rear end is provided with a positioning hole; The oil pressure cylinder is placed inside the brake block, and the upper end is connected to the inner side of the knee bearing seat; the lower end of the connecting portion can be connected to the prosthetic lower leg, the upper rear end is inserted through the set position shaft; the outer connecting rod is disposed above the knee bearing seat, and the lower side is disposed at the lower side. The perforation above the department cannot feel the feedback of the road condition.

適自然的步態。 ，因義肢的使用者在行走時，無法 不僅腳掌和地面形成不自然的夾角 會讓義肢的使用者感到不適，因此 塞、彈Μ艘》姻妓A苗从™ ... M359316 【實施方式】 以下就本創作之結構功能，採由較佳之實施例，配合 圖式詳細說明後，俾增加對本創作之瞭解；本創作係一種 膝關節緩衝結構，請參閱如第一〜三圖中圆面所示，主要 包含連接部卜外連桿2、制動塊3、油壓缸4、上連桿5、膝 蓋承座6，其中； 請參閱如第-圖及第二圖所示，膝蓋承座6上方及下方 #設有穿孔，上方穿孔連接外連桿2上端’下方穿孔連接上連 桿5上端；制動塊3上方及下方設有穿孔，上方連接上連桿5 下端，下方連接於連接部丨上端，油壓缸4設置於制動塊3 内側，上端連接膝蓋承座6内侧；連接部丨上方設有穿孔， 下連接義肢小腿，上方後端設有定位軸穿孔15，用以穿設 定位軸16 ;外連桿2上方設置於膝蓋承座6的上方穿孔，穿 設上軸心21，下方設置於連接部1之上方穿孔，穿設下軸心 鲁22;制動塊3及連接部丨之間設有防震塊17;膝蓋承座6及上 連桿5之間設有防震塊1 7。 請參閱如第二圖及第三圖所示，連接部丨下方可連接義 肢小腿，其連接部1内側設有調整螺絲丨丨、活塞管12、彈性 肢13、活塞14，而活塞14頂抵制動塊下緣31，當膝關節微 彎或腳莩忽然接觸地面時，制動塊3在定位軸1 6及定位孔3 〇 配口的範圍内，依下軸心22旋轉，使活塞丨4向下移動，彈 性體13壓縮，配合各接觸面所設置的防震塊17，提供制動 5Natural gait. When the user of the prosthetic limb is walking, it is impossible to form an unnatural angle between the sole of the foot and the ground, which may cause discomfort to the user of the prosthetic limb. Therefore, the stopper and the impeaching vessel "infant A seedling from TM ... M359316 [embodiment] The following is a summary of the structure and function of this creation, with the best examples, with the detailed description of the drawings, to increase the understanding of this creation; this creation is a knee joint buffer structure, please refer to the round face as shown in the first to third figures The display mainly includes a connecting portion outer link 2, a brake block 3, a hydraulic cylinder 4, an upper link 5, and a knee bearing 6, wherein; as shown in the first and second figures, the knee bearing 6 Above and below # is provided with perforations, the upper perforation is connected to the upper end of the outer connecting rod 2 and the lower end is connected to the upper end of the upper connecting rod 5; the brake block 3 is provided with perforations above and below, and the upper end is connected to the lower end of the upper connecting rod 5, and the lower portion is connected to the connecting portion. In the upper end, the hydraulic cylinder 4 is disposed on the inner side of the brake block 3, and the upper end is connected to the inner side of the knee bearing 6; the connecting portion is provided with a perforation above the lower portion, the lower leg is connected to the prosthetic leg, and the upper end is provided with a positioning shaft perforation 15 for wearing the set position shaft. 16; on the outer link 2 The upper end of the knee bearing 6 is perforated, the upper shaft 21 is inserted, the lower portion is disposed above the connecting portion 1 and the lower shaft 24 is disposed; the anti-vibration block 17 is disposed between the brake block 3 and the connecting portion ;; An anti-vibration block 17 is provided between the knee bearing 6 and the upper link 5. Referring to the second and third figures, the prosthetic lower leg can be connected under the connecting portion, and the adjusting portion 1 is provided with an adjusting screw 丨丨, a piston tube 12, an elastic limb 13, and a piston 14, and the piston 14 is resisted. The lower edge 31 of the moving block, when the knee joint is slightly bent or the ankle suddenly contacts the ground, the brake block 3 rotates in the range of the positioning shaft 16 and the positioning hole 3 〇, according to the lower shaft 22, so that the piston 丨 4 Under the movement, the elastic body 13 is compressed, and the anti-vibration block 17 provided on each contact surface is provided to provide the brake 5

Claims (1)

M359316 , 六、申請專利範圍： 1. 一種膝關節緩衝結構，其包含，· 一膝蓋承座，設有二穿孔，上方穿孔連接外連桿上端， ，穿設上軸心，下方穿孔連接上連桿上端； 一制動塊，設有二穿孔’上方連接上連桿下端，下方連 接於連接部上端’上方後端之定位孔，可穿設定位軸； _ 一油壓缸，上端設置於膝蓋承座内側’下方設置於制動 塊内側； 一連接部，上方設有穿孔，下端可連接義肢小腿，上方 後端設有定位軸穿孔，用以穿設定位軸； 二外連桿’上方設置於膝蓋承座的上方穿孔，穿設上軸 心’下方設置於連接部之上方穿孔，穿設下轴心； 其特徵在於：連接部内側設有活塞管，活塞管上端 設有活塞’下端為調整螺絲，調整螺絲及活塞之間設有 Φ 彈性體’活塞接觸於制動塊下緣，利用彈性體及活塞對 制動塊下緣提供緩衝的反作用力。 2·如申請專利範圍第丨項所述之膝關節緩衝結構，其中制 動塊及連接部之間設有防震塊。 3.如申請專利範圍第1項所述之膝關節緩衝結構，其中膝 蓋承座及上連桿之間設有防震塊。 4·如申請專利範圍第1項所述之膝關節缓衝結構，其中制 動塊旋轉幅度與定位孔之大小成正比。 7M359316, VI. Patent application scope: 1. A knee joint cushioning structure, comprising: a knee bearing seat with two perforations, the upper perforation connecting the upper end of the outer connecting rod, the upper shaft is inserted, and the lower perforating connection is connected The upper end of the rod; a brake block having two perforations' connected to the lower end of the upper connecting rod, and the lower side is connected to the positioning hole at the upper end of the upper end of the connecting portion, which can be worn through the set position shaft; _ a hydraulic cylinder, the upper end is arranged at the knee bearing The inner side of the seat is disposed on the inner side of the brake block; a connecting portion is provided with a perforation at the upper side, the lower end can be connected with the prosthetic lower leg, and the upper rear end is provided with a positioning shaft perforation for wearing the set position shaft; the second outer connecting rod is disposed above the knee The upper part of the socket is perforated, and is disposed below the connecting portion under the upper shaft and pierced through the lower shaft. The utility model is characterized in that: a piston tube is arranged inside the connecting portion, and a piston is arranged at the upper end of the piston tube as an adjusting screw Φ is provided between the adjusting screw and the piston. The piston contacts the lower edge of the brake block, and the elastic body and the piston provide a buffering reaction force to the lower edge of the brake block. 2. The knee joint cushioning structure according to the invention of claim 2, wherein the anti-vibration block is provided between the brake block and the connecting portion. 3. The knee joint cushioning structure according to claim 1, wherein the shockproof block is provided between the knee cover and the upper link. 4. The knee joint cushioning structure according to claim 1, wherein the rotation amplitude of the brake block is proportional to the size of the positioning hole. 7
TW98201383U 2009-01-23 2009-01-23 Buffer structure for knee joint TWM359316U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
TW98201383U TWM359316U (en) 2009-01-23 2009-01-23 Buffer structure for knee joint
GB0919372A GB2467201B (en) 2009-01-23 2009-11-05 Cushion structure of artificial knee joint
DE102009053128.9A DE102009053128B4 (en) 2009-01-23 2009-11-13 Buffer structure for a knee joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW98201383U TWM359316U (en) 2009-01-23 2009-01-23 Buffer structure for knee joint

Publications (1)

Publication Number Publication Date
TWM359316U true TWM359316U (en) 2009-06-21

Family

ID=41501922

Family Applications (1)

Application Number Title Priority Date Filing Date
TW98201383U TWM359316U (en) 2009-01-23 2009-01-23 Buffer structure for knee joint

Country Status (3)

Country Link
DE (1) DE102009053128B4 (en)
GB (1) GB2467201B (en)
TW (1) TWM359316U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI450711B (en) * 2011-09-30 2014-09-01

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010050318B4 (en) 2010-11-05 2017-05-24 Otto Bock Healthcare Gmbh joint device
SI23603A (en) * 2011-01-03 2012-07-31 ART@LEG@d@o@o Prosthetic knee preferably for sport use
DE102014000020B4 (en) * 2014-01-03 2021-03-11 Ottobock Se & Co. Kgaa Prosthetic knee joint
DE102014015756B3 (en) * 2014-10-27 2016-02-18 Otto Bock Healthcare Gmbh prosthesis
DE102017111558B3 (en) 2017-05-26 2018-08-16 Ralph Scharpenberg E.K. joint prosthesis
DE102018118363B3 (en) 2018-07-30 2019-10-02 Ottobock Se & Co. Kgaa Fastening device for fastening a prosthesis shaft to a prosthetic knee joint and prosthetic knee joint

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5728173A (en) * 1996-04-08 1998-03-17 Chen; Sen-Jung Artificial knee joint
JP2991139B2 (en) * 1996-12-11 1999-12-20 株式会社啓愛義肢材料販売所 Knee joint
TW549074U (en) * 2001-06-06 2003-08-21 Lin Prosthetic & Orthopaedic I Artificial knee joint
TWM273328U (en) * 2004-12-31 2005-08-21 Ken Dall Entpr Co Ltd Improved buffer structure for knee joint
US7044983B1 (en) * 2003-07-24 2006-05-16 Chia Pao Cheng Positioning and buffering device for artificial knee joint
DE20318393U1 (en) * 2003-11-28 2004-04-01 Chen, Chien-Liang Knee joint for artificial leg has an upper section which bends with respect to a movable dish for the knee stump

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI450711B (en) * 2011-09-30 2014-09-01

Also Published As

Publication number Publication date
GB2467201A (en) 2010-07-28
GB0919372D0 (en) 2009-12-23
DE102009053128A1 (en) 2010-07-29
DE102009053128B4 (en) 2017-08-17
GB2467201B (en) 2011-01-12

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Legal Events

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MM4K Annulment or lapse of a utility model due to non-payment of fees