CN108030191A - A kind of sole of half side off-loading of achievable knee and the footwear comprising the sole - Google Patents

A kind of sole of half side off-loading of achievable knee and the footwear comprising the sole Download PDF

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Publication number
CN108030191A
CN108030191A CN201711295791.5A CN201711295791A CN108030191A CN 108030191 A CN108030191 A CN 108030191A CN 201711295791 A CN201711295791 A CN 201711295791A CN 108030191 A CN108030191 A CN 108030191A
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CN
China
Prior art keywords
sole
area
midsole
high rigidity
soft
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.)
Pending
Application number
CN201711295791.5A
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Chinese (zh)
Inventor
蔡沂恒
陈文明
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.)
University of Shanghai for Science and Technology
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University of Shanghai for Science and Technology
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 University of Shanghai for Science and Technology filed Critical University of Shanghai for Science and Technology
Priority to CN201711295791.5A priority Critical patent/CN108030191A/en
Publication of CN108030191A publication Critical patent/CN108030191A/en
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B13/00—Soles; Sole-and-heel integral units
    • A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B13/00—Soles; Sole-and-heel integral units
    • A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
    • A43B13/18—Resilient soles
    • A43B13/187—Resiliency achieved by the features of the material, e.g. foam, non liquid materials

Abstract

The present invention provides a kind of sole, have the feature that, including：Outsole, contacts with ground；Midsole, is arranged in outsole, for alleviating soft area kneecap arthralgia；And interior bottom, it is arranged in midsole, the plantar contact with user, wherein, midsole has along the high rigidity area and soft area of the genesis analysis of midsole, and high rigidity area is at external malleolus, soft area is close to internal malleolus side, and the hardness ratio in soft area and high rigidity area is 1:1.1~1.8.Involved sole according to the present invention, because soft area and high rigidity area that the hardness that employs of the sole is different, wherein, the hardness ratio in soft area and high rigidity area is 1：1.1~1.8 times so that shifting and coronal-plane knee joint lever arm in KOA patient's sole pressure center, so as to reduce the interior receipts torque of knee joint medial chamber, mitigate the pain that medial chamber load carrys out reduction of patient.

Description

A kind of sole of half side off-loading of achievable knee and the footwear comprising the sole
Technical field
The present invention relates to a kind of sole, and in particular to a kind of sole of achievable half side off-loading of knee and includes the sole Footwear.
Background technology
Knee joint is made of inner side compartment, kneecap stock compartment, outside compartment.Because in daily routines, knee joint is born Heavy burden be 2~4 times of own body weight, wherein having the heavy burden close to 2/3 again is undertaken by inner side compartment, here it is knee joint bone Property arthritis occur mainly in inner side compartment physiological reason.For pathologically, the generation of knee joint osseous arthritis is main It is related with kneed line of force deformity.Normal Knee weight-bearing line：Hip joint center and the line at ankle-joint center are closed by knee Section center.The knee joint center of the patient of knee joint osseous arthritis can be outer from hip joint and the line of ankle-joint.
For knee joint osseous arthritis (KOA) patient, treatment means have two kinds at present：Surgical operation High Tibial Osteotomy Art and wedge-shaped insole.Using surgical operation High Tibial Osteotomy, it can effectively be reduced in gait in exterior knee joint and receive torque, So as to mitigate the pain of KOA patient.But operation is invasive, and patient suffering's degree and risk are larger, and need extensive for a long time The multiple phase.
No operation, biomethanics intervention have different effects, although current market sales for the treatment of gonitis insole There is certain mitigation, but the problem of there is can not be ignored, such as snugness of fit is caused due to its special designing It is not high, the bad phenomenon with therapeutic effect caused by patient's foot Incomplete matching.
The content of the invention
The present invention is to carry out to solve the above-mentioned problems, and it is an object of the present invention to provide a kind of footwear of the half side off-loading of achievable knee Bottom and the footwear comprising the sole.
The present invention provides a kind of sole, have the feature that, including：Outsole, contacts with ground；Midsole, is arranged on In outsole, for alleviating soft area kneecap arthralgia；And interior bottom, it is arranged in midsole, the plantar contact with user, Wherein, midsole has along the high rigidity area and soft area of the genesis analysis of midsole, high rigidity area be at the external malleolus, it is low hard Area is spent for close internal malleolus side, and the hardness ratio in soft area and high rigidity area is 1:1.1~1.8.
In sole provided by the invention, it can also have the feature that：Wherein, the hardness range in soft area is 45 ~60 continue your A.
In sole provided by the invention, it can also have the feature that：Wherein, the hardness range in high rigidity area is 65 ~80 continue your A.
In sole provided by the invention, it can also have the feature that：Wherein, soft area accounts for the area of midsole Area is 40~60%.
In sole provided by the invention, it can also have the feature that：Wherein, the material of midsole is porous material.
In sole provided by the invention, it can also have the feature that：Wherein, porous material is ethylene vinyl acetate Ester.
In sole provided by the invention, it can also have the feature that：Wherein, the thickness of midsole is 12~16mm.
Present invention also offers a kind of footwear, have the feature that, including：Shoes body, and sole, coordinate with shoes body Use, for alleviating inner side kneecap arthralgia, wherein, sole is above-mentioned any sole.
The effect of invention
Involved sole according to the present invention, because the different soft area of the hardness that employs of the sole and high rigidity Area, wherein, the hardness ratio in soft area and high rigidity area is 1：1.1~1.8 times so that moved in KOA patient's sole pressure center And coronal-plane knee joint lever arm, so as to reduce the interior receipts torque of knee joint medial chamber, mitigate medial chamber load and suffer to alleviate The pain of person.
Brief description of the drawings
Fig. 1 is the structure diagram of sole in the embodiment of the present invention；
Fig. 2 is data analysis figure in the embodiment of the present invention；
Fig. 3 is data analysis figure in the embodiment of the present invention；
Fig. 4 is data analysis figure in the embodiment of the present invention；And
Fig. 5 is data analysis figure in the embodiment of the present invention.
Embodiment
It is real below in order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention easy to understand Example combination attached drawing is applied to be specifically addressed the sole of the half side off-loading of achievable knee of the present invention and the footwear comprising the sole.
Fig. 1 is the structure diagram of sole in the embodiment of the present invention.
As shown in Figure 1, the footwear of the present invention are used to alleviate inner side kneecap arthralgia, including sole 10, the sole 10 have Outsole 11, interior bottom 13 and midsole 12.
Outsole 11 is the orlop of sole 10, is contacted with ground, is generally made of rubber, has anti-skidding effect.
Midsole 12 is contacted with outsole 11 and is arranged on the upper surface of outsole 11, and thickness is 12~16mm, in alleviating Side kneecap arthralgia, including soft area 121 and high rigidity area 122.In the present embodiment, the thickness of midsole 12 is 14mm.
Soft area 121 is close to the side of internal malleolus and along the longitudinally disposed of midsole 12, accounts for the area of whole midsole 12 40~60%, the hardness in soft area 121 continues your A for 45~60.In the present embodiment, the hardness in soft area 121 continues for 50 You are A.That A that continues is shore A hardness.
High rigidity area 122 is soft area 121 and high rigidity area close to the side of external malleolus and along the longitudinally disposed of midsole 12 122 hardness ratio is 1：1.1~1.8 times.The hardness in high rigidity area 122 continues your A for 65~80.In the present embodiment, high rigidity The hardness in area 122 continues your A for 70.High rigidity area 122 is by along the longitudinally disposed middle separated time of midsole 12 and soft area 121 Decile midsole 12, respectively accounts for the 50% of 12 area of midsole.
The material of midsole 12 is porous material, is supported using ethylene vinyl acetate (EVA), by varying acetic acid in EVA The content of vinyl acetate (VA) changes the elasticity modulus of material, so as to change the hardness of material.
Interior bottom 13 is arranged on the upper surface of midsole 12, for the superiors of sole 10, the plantar contact with user.
In the present embodiment, ordinary shoe and the change for being used to alleviate inner side kneecap arthralgia of the present invention are tried on to user Two kinds of footwear of hardness footwear carry out at a slow speed, normal and quick three kinds of speed tested, and obtains data and analyzed.
Fig. 2 is data analysis figure in the embodiment of the present invention, and Fig. 3 is data analysis figure in the embodiment of the present invention；Fig. 4 is Data analysis figure in the embodiment of the present invention；And Fig. 5 is data analysis figure in the embodiment of the present invention.
As shown in Figure 2-5, COM is body mass center, and GRF is ground reaction force line, and COP is in plantar pressure The heart, ML GRF are coronal-plane upper ground surface reaction force, and K is hip joint, and X is knee joint, and L is lever arm.
Pass through gait analysis system, it has been found that the load for becoming hardness footwear by room inside the knee is reduced is worn in gait, i.e., Wear and become the lever arm of coronal-plane of hardness footwear ground reaction force and can reduce, found by data comparison, wear when becoming hardness footwear by Sole pressure center (COP) position of examination person is there occurs laterally inboard movement, while vola transverse direction ground reaction force (ML GRF) also reduce very much, see Fig. 2, this is lower limb line of force when COP and ML GRF do not change, and sees Fig. 3, the horizontal stroke of COP Lever arm can be increased by moving inward, this is kind of a counter productive, see Fig. 4, the reduction meeting lever arm of ML GRF, when both make at the same time Used time sees Fig. 5, eventually reduces lever arm, and the reduction for illustrating lever arm is dynamically adapting of the whole body to sole firmness change, together When, turning up for foot can be caused since lateral shoe bottom is more than inner side sole, the movement of turning up of foot may cause one in knee A thrust of turning up, this can also mitigate the load of room inside the knee.The practical combinations how these factors combine influence lever arm can It is able to can change with each subject, the amplitude of reduction may be subject to the shadow for the adaptedness that may change between subjects Ring.
The numbers such as the position by testing total ground reaction force for measuring and three of them vector component, sole pressure center According to, finding to contrast with ordinary shoe, the ground reaction force become on the coronal-plane of hardness footwear considerably reduces, while in plantar pressure The heart also slight distance toward offset inboard, if the offset inboard of sole pressure center can cause knee joint lever arm Elongation, but in the case where reducing effect at the same time with the ground reaction force on coronal-plane, due to the outside offset at body mass center And cause the lever arm at knee joint to be obviously shortened, so as to reduce the load of knee joint medial chamber, the ground on coronal-plane is anti- The reduction of active force is the dynamically adapting to sole firmness change because of whole body.
The effect of embodiment
Sole in above-described embodiment, because the different soft area of the hardness that employs of the sole and high rigidity Area, wherein, the hardness ratio in soft area and high rigidity area is 1：1.1~1.8 times so that moved in KOA patient's sole pressure center And coronal-plane knee joint lever arm, so as to reduce the interior receipts torque of knee joint medial chamber, mitigate medial chamber load and suffer to alleviate The pain of person.
In addition, in the above-described embodiments, contained by vinyl acetate in microcosmic porous ethylene vinyl acetate Amount changes its elasticity modulus, reaches the effect for changing hardness, in practical application, can also realize footwear in other way The hardness at bottom is different.
In addition, the footwear containing the sole can allow the vola of user to produce in the process of walking to not in above-described embodiment Reacted with the applicability of hardness, this adaptation reaction will cause the outer shifting at body mass center (COM), and then reduce knee joint The size of the lever arm at place, reduces the interior receipts torque at knee joint, will like this reduce the load of knee joint medial chamber, so that Reduce the pain of inner side knee of patients with osteoarthritis.
The above embodiment is the preferred case of the present invention, is not intended to limit protection scope of the present invention.

Claims (8)

  1. A kind of 1. sole, for alleviating inner side kneecap arthralgia, it is characterised in that including：
    Outsole, contacts with ground；
    Midsole, is arranged in the outsole, for alleviating soft area kneecap arthralgia；And
    Interior bottom, is arranged in said midsole, the plantar contact with user,
    Wherein, said midsole has along the high rigidity area and soft area of the genesis analysis of said midsole, the high rigidity area For at the external malleolus, the soft area is close to internal malleolus side, and the hardness ratio in the soft area and the high rigidity area is 1: 1.1~1.8.
  2. 2. sole according to claim 1, it is characterised in that：
    Wherein, the hardness range in the soft area continues your A for 45~60.
  3. 3. sole according to claim 1, it is characterised in that：
    Wherein, the hardness range in the high rigidity area continues your A for 65~80.
  4. 4. sole according to claim 1, it is characterised in that：
    Wherein, the area that the soft area accounts for the area of said midsole is 40~60%.
  5. 5. sole according to claim 1, it is characterised in that：
    Wherein, the material of said midsole is porous material.
  6. 6. sole according to claim 5, it is characterised in that：
    Wherein, the porous material is ethylene vinyl acetate.
  7. 7. sole according to claim 1, it is characterised in that：
    Wherein, the thickness of said midsole is 12~16mm.
  8. A kind of 8. footwear, for alleviating kneecap arthralgia, it is characterised in that including：
    Shoes body, and
    Sole, is used cooperatively with the shoes body, for alleviating inner side kneecap arthralgia,
    Wherein, the sole is the sole described in any one in claim 1 to claim 7.
CN201711295791.5A 2017-12-08 2017-12-08 A kind of sole of half side off-loading of achievable knee and the footwear comprising the sole Pending CN108030191A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711295791.5A CN108030191A (en) 2017-12-08 2017-12-08 A kind of sole of half side off-loading of achievable knee and the footwear comprising the sole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711295791.5A CN108030191A (en) 2017-12-08 2017-12-08 A kind of sole of half side off-loading of achievable knee and the footwear comprising the sole

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Publication Number Publication Date
CN108030191A true CN108030191A (en) 2018-05-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110652070A (en) * 2019-10-31 2020-01-07 复旦大学 Design method of variable-stiffness midsole for personalized knee joint load reduction

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201967834U (en) * 2010-12-15 2011-09-14 上海工程技术大学 Correction shoe insole
CN102178576A (en) * 2010-12-22 2011-09-14 金国鑫 Intoed and toe gait leg correcting insole
CN203969419U (en) * 2014-01-17 2014-12-03 安踏（中国）有限公司 A kind of sole and footwear
CN106455748A (en) * 2014-06-03 2017-02-22 德鲁克斯体育用品贸易有限公司 Shoe, in particular a running shoe
CN206482113U (en) * 2017-02-23 2017-09-12 重庆嵘安医疗器材有限公司 Gonitis shoe-pad and gonitis shoes

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201967834U (en) * 2010-12-15 2011-09-14 上海工程技术大学 Correction shoe insole
CN102178576A (en) * 2010-12-22 2011-09-14 金国鑫 Intoed and toe gait leg correcting insole
CN203969419U (en) * 2014-01-17 2014-12-03 安踏（中国）有限公司 A kind of sole and footwear
CN106455748A (en) * 2014-06-03 2017-02-22 德鲁克斯体育用品贸易有限公司 Shoe, in particular a running shoe
CN206482113U (en) * 2017-02-23 2017-09-12 重庆嵘安医疗器材有限公司 Gonitis shoe-pad and gonitis shoes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110652070A (en) * 2019-10-31 2020-01-07 复旦大学 Design method of variable-stiffness midsole for personalized knee joint load reduction

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Application publication date: 20180515