WO2014129691A1 - Dispositif d'aide à la marche - Google Patents

Dispositif d'aide à la marche Download PDF

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Publication number
WO2014129691A1
WO2014129691A1 PCT/KR2013/001583 KR2013001583W WO2014129691A1 WO 2014129691 A1 WO2014129691 A1 WO 2014129691A1 KR 2013001583 W KR2013001583 W KR 2013001583W WO 2014129691 A1 WO2014129691 A1 WO 2014129691A1
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WO
WIPO (PCT)
Prior art keywords
frame
rear wheel
pair
main frame
longitudinal direction
Prior art date
Application number
PCT/KR2013/001583
Other languages
English (en)
Korean (ko)
Inventor
이승훈
Original Assignee
(주)스마트이지
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 (주)스마트이지 filed Critical (주)스마트이지
Publication of WO2014129691A1 publication Critical patent/WO2014129691A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H3/00—Appliances for aiding patients or disabled persons to walk about
    • A61H3/04—Wheeled walking aids for patients or disabled persons
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H3/00—Appliances for aiding patients or disabled persons to walk about
    • A61H3/04—Wheeled walking aids for patients or disabled persons
    • A61H2003/046—Wheeled walking aids for patients or disabled persons with braking means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/16—Physical interface with patient
    • A61H2201/1602—Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
    • A61H2201/1635—Hand or arm, e.g. handle
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2205/00—Devices for specific parts of the body
    • A61H2205/10—Leg

Definitions

  • the present invention relates to a walking aid, and more particularly, to a walking aid that is simple in structure and easy to carry and store, is provided with a buffer function, and has excellent comfort, and is configured to stably support a user's weight. will be.
  • the life span of human beings is gradually increasing, and thus the elderly population is gradually increasing.
  • the elderly population is increasing, as the family unit becomes nuclear family, there are many cases in which there is no family to care for the elderly, and the family living in the household due to the increase and the low birth rate if the couple has a job at the same time.
  • the walking aid When the walking aid is a cane, the weight or operation is almost free, which hardly affects the movement of the user. However, since the function or role is fragmentary, it is very inconvenient to use. Is preferring a walking aid having a wheel.
  • a walking aid for assisting the walking of the elderly is being developed and used in various kinds, and a variation of a stroller is typically used.
  • FIG. 1 is a perspective view of a conventional walking aid.
  • the conventional walking aid 1 includes a frame 3 having four wheels 2 for driving and a height 3 to be adjusted to fit the elderly's body.
  • a handle 4 coupled to the rear of the upper portion, a storage space 5 provided at an intermediate position of the frame 3 so as to accommodate small items such as a user's belongings, and the storage space 5. It is configured to include a seat plate (6) that can sit and relax when necessary. At this time, the handle 4 may be provided with a lever for brake operation to limit the movement of the wheel (2).
  • the conventional walking aid (1) is configured as described above, because the handle 4, which is part of the user's weight is placed on the upper side of the pair of rear wheels, the front wheel is applied when an excessive load is applied to the handle (4) There is a problem that it can be heard, and furthermore, a case occurs in which the entire walk assister 1 is rotated backwards and flipped over.
  • the conventional walking aid (1) is not provided with a separate shock absorber, so if the road surface is bad, a large vibration or shock is applied to the user, there is a disadvantage that there is a limit in the compactness of the product due to the complex structure. .
  • the present invention has been proposed in order to solve the above problems, the structure is simple to carry and store, easy to provide a cushioning function, excellent use, and provide a walking aid that can stably support the user's weight
  • the purpose is to.
  • the main frame is equipped with a front wheel on one side in the longitudinal direction extending toward the front lower side, a handle frame coupled to the other side in the longitudinal direction of the main frame, the rear lower side A pair of rear wheel frames mounted on one side of the longitudinal direction extending toward one side of the rear wheel frame, the other of which is coupled to the main frame, and arranged in a direction in which a separation distance between the two longitudinal sides increases, and the pair of rear wheels It is mounted to connect the frame is configured to include a horizontal buffer means for generating an elastic force in a direction in which the distance between one side of the pair of rear wheel frame is closer when the pair of rear wheel frame is opened to increase the distance between one side.
  • the pair of rear wheel frames are coupled to each other in a rotatable structure such that the other side in the longitudinal direction thereof is changeable.
  • the portion where the handle frame is coupled to the main frame is located on the center of gravity vertical line of the region connecting the front wheel and the pair of rear wheels.
  • the front wheel buffer means and the rear wheel buffer means for buffering the vertical impact force is provided respectively.
  • the handle frame is arranged so that the longitudinal direction is in the left and right direction, the side handles provided on both sides in the longitudinal direction of the handle frame, the front handle extending forward from the handle frame and extending upward, and the handle frame It is mounted on the upper side is further provided with an armrest to seat the user's arm.
  • the main frame has a structure in which the suspension is foldable, and is configured to be foldable only in a direction in which the front wheels are closer to the rear wheels in a straightened state.
  • the rim further comprises a rotational speed control unit configured to be spaced apart and in contact with the structure capable of adjusting the contact pressure with the rim.
  • the walking aid according to the present invention has a simple structure and is easy to carry and store, and has a cushioning function in a horizontal direction and a vertical direction, and has excellent feeling of use. There is an advantage that can support the user's weight stably without fear of load or overturning.
  • FIG. 1 is a perspective view of a conventional walking aid.
  • FIG. 2 is a perspective view of a walking aid according to the present invention.
  • FIG. 3 is a plan view of the walking aid according to the present invention.
  • 4 and 5 are plan views illustrating a pair of rear wheel frame rotation operations.
  • FIG. 6 is a perspective view showing the structure of a brake lever.
  • FIG. 7 to 9 are enlarged perspective views showing the folding structure of the front frame.
  • FIG. 10 is a perspective view of the walking aid according to the invention the front frame is folded.
  • 11 is a side view showing the mounting position of the rotational speed adjustment unit.
  • FIG. 2 is a perspective view of the walking aid according to the present invention
  • Figure 3 is a plan view of the walking aid according to the present invention
  • Figures 4 and 5 are a plan view showing a pair of rear wheel frame rotation operation.
  • the walking aid according to the present invention is a mechanism configured to allow the user to hold and push by hand when walking, the main frame 100 in which the front wheel 110 is mounted on one side in a longitudinal direction extending toward the front lower side, and the main frame.
  • the other side of the longitudinal direction of the 100 that is, the handle frame 200 is coupled to the upper side of the main frame 100
  • the rear wheel 310 is mounted on one side in the longitudinal direction extending toward the rear lower side and the other side in the longitudinal direction, that is, the upper side
  • It comprises a pair of rear wheel frame 300 coupled to the main frame 100, and the horizontal buffer means 330 is mounted to connect the pair of rear wheel frame 300.
  • the handle frame 200 is extended in the left and right direction, the side handle 230 is provided on both sides in the longitudinal direction of the handle frame 200, the front handle extending toward the front of the stop of the handle frame 200 210 is provided. Therefore, when the user simply wants to adjust the handle frame 200 by hand, the user selects a method of holding the side handles 230 provided on both sides of the handle frame 200 by hand, and places the weight on the walking aid. If you want to hold the front handle 210 is located in front of the hand can be selected to mount the forearm portion to the handle frame 200. At this time, so that the user can be more comfortably and securely seated on the handlebar frame 200, the upper armrest frame 220, the arm of the user is seated on the handle frame 200 may be additionally provided. .
  • the arm muscles of a person can exert more force when moving the arm from side to side with the palm facing sideward than the arm from side to side with the palm facing downward, so that the front handle ( 210 is preferably configured to extend forward and then upward as shown in this embodiment so that the user can hold the palm with the side facing.
  • the main frame fastening portion 130 extending upwardly on the other side in the longitudinal direction (upper side in the present embodiment) of the main frame 100 so that the height of the handle frame 200 can be adjusted according to the user's physical condition. It is formed, the handle frame fastening portion 240 which is inserted into the main frame fastening portion 130 in a sliding manner below the interruption of the handle frame 200, the handle frame fastening portion 240 is the main frame fastening portion ( Height adjustment means 140 is provided to adjust the position coupled to 130. In the present embodiment, the height adjusting means 140 is fastened to penetrate the main frame fastening part 130 and the handle frame fastening part 240 to fasten the main frame fastening part 130 and the handle frame fastening part 240. Although only shown in the case of being applied to the fastening screw structure, the height adjustment means 140 can be replaced with any structure as long as it can adjust the mounting height of the handle frame 200.
  • a user using a walking aid is walking due to the lack of muscles while walking the walking aid while carrying a portion of their weight on the walking aid, the handle frame 200 on which the user loads weight is typically rigid Bars are made of large metal pipes, and the user frequently complains of pain in the process of placing weight on the handle frame 200.
  • the bones of the user's forearm portion is momentarily bumped into the handle frame 200 injuries The problem arises that the concern is further increased.
  • the walking aid according to the present invention has a structure in which a distance between each other increases as the pair of rear wheel frames 300 extends toward one side in the longitudinal direction (the side to which the rear wheel 310 is coupled) so as to solve the above problems.
  • the pair of rear wheel frames 300 are coupled in a structure in which the longitudinal directions intersect to have an angle therebetween, and the pair of rear wheel frames 300 are opened so that the distance between one side (the side on which the rear wheel 310 is mounted) is increased.
  • the most characteristic feature is that the horizontal shock absorbing means 330 is configured to generate an elastic force in a direction in which the distance between one side of the pair of rear wheel frames 300 approaches.
  • the pair of rear wheel frames 300 When the pair of rotatable rear wheel frames 300 is configured to be connected by the horizontal buffering means 330, the pair of rear wheel frames 300 increases, that is, the pair of rear wheel frames 300 opens. When the external force is applied to the load, the pair of rear wheel frame 300 is slowly opened while receiving the elastic force of the horizontal buffering means 330 as a reaction force, and when the external force applied to the pair of rear wheel frames 300 is released. The pair of rear wheel frames 300 can be obtained to restore the original state by the elastic force of the horizontal buffering means 330.
  • the handle frame 200 When the user carries the weight on the handle frame 200, the handle frame 200 is lowered while the pair of rear wheel frames 300 are opened to the left and right as shown in FIG. 5, such as a walking aid according to the present invention.
  • the horizontal buffer means 330 connecting the pair of rear wheel frame 300 is further provided when the user's weight is applied to the handle frame 200, the pair of rear wheel frame 300 is a horizontal buffer means 330 Slowly open under the elastic force of the handle frame 200 is also slowly lowered and receives the user's weight over a relatively long time.
  • the impact force is proportional to the magnitude of the impact amount and inversely proportional to the time when the impact amount is applied, even if the weight of the same user is applied as described above, the user's body (more clearly, the handle frame) Impact force between the forearm contacting the (200) and the handle frame 200 is reduced, it is possible to obtain an effect that can significantly reduce the risk of injury to the user.
  • the pair of rear wheel frames 300 when the pair of rear wheel frames 300 is configured to receive an elastic force in the direction to be retracted by the horizontal buffering means 330, there are irregularities in the ground, so that the rear wheels 310 may be grounded during driving.
  • the pair of rear wheel frame 300 When the pair of rear wheel frame 300 is lifted up, the pair of rear wheel frames 300 are retracted to the original state shown in FIG. 4, and the pair of rear wheel frames 300 are opened when the rear wheel 310 that has been raised above the ground is seated on the ground. Since the handle frame 200 is elastically supported while being built, there is an advantage that the impact force applied to the user can be reduced.
  • the horizontal shock absorbing means 330 when the horizontal impact force is applied to the rear wheel frame 300, the horizontal shock absorbing means 300 partially absorbs the horizontal impact force Therefore, the effect that can reduce the horizontal impact force applied to the user can also be obtained.
  • the other side in the longitudinal direction (the opposite side to which the rear wheel 310 is coupled) of the rear wheel frame 300 is coupled to the main frame 100 in a rotatable structure, the downward load is applied to the handle frame 200
  • the handle frame 200 When only the structure is rotated in the direction in which the angle between the larger, but when the rear wheel frame 300 is made of a material having elasticity to bend the other longitudinal length of the rear wheel frame 300 is the main frame 100 It may be configured to be fixedly coupled to).
  • the rear wheel frame 300 when the rear wheel frame 300 is manufactured to be elastic to bend, even if the other side in the longitudinal direction of the rear wheel frame 300 is fixedly coupled to the main frame 100 of the pair of rear wheel frame 300 Since the distance between the one side in the longitudinal direction can be increased, the effect that the handle frame 200 is lowered can be obtained substantially the same.
  • the rear wheel frame 300 when the rear wheel frame 300 is configured to be bent as described above, the deformation of the rear wheel frame 300 may occur as the usage time is increased, so that the pair of rear wheel frames 300 are shown in this embodiment.
  • the one side of the longitudinal direction is made of a rotatable structure so as to be made of a material having rigidity and the angle therebetween can be changed.
  • the front wheel 110 is located in the front and the rear wheel 310 is located in the rear left and right respectively around the portion where the handle frame 200 is coupled to the main frame 100, the handle frame
  • the weight of the user applied to the 200 is another feature that is located in the area connecting the front wheel 110 and the pair of rear wheels 310.
  • the conventional walking aid illustrated in FIG. 1 since the weight of the user is concentrated on the rear wheel 2 side, a case in which the front is lifted up or rolled over may occur, but the weight of the user is the same as the walking aid according to the present invention.
  • the front lifting or overturning is significantly reduced.
  • FIG. 3 a portion where the user's weight is applied, that is, a portion where the handle frame 200 is coupled to the main frame 100 so that the user's weight is evenly applied to each of the front wheel 110 and the rear wheel 310, is shown in FIG. 3.
  • the front wheel 110 and the pair of rear wheels 310 are more preferably positioned on the center of gravity vertical line.
  • the number of the front wheel 110 and the rear wheel 310 may be changed in various ways according to various conditions.
  • the front wheel 110 is provided on the front left and right each one, and the rear wheel 310 is provided on each of the rear left and right sides may be configured to form a square connecting the front wheel 110 and the rear wheel 310, Two front wheels 110 may be provided, but two front wheels 110 may be superimposed so that the front wheel 110 and the rear wheel 310 are connected to each other to form a trapezoidal shape.
  • the walking aid according to the present invention is provided with a front wheel buffer means 120 on one side in the longitudinal direction of the main frame 100 so as to independently buffer the shock applied to each of the front wheel 110 and the rear wheel 310.
  • the rear wheel frame 300 may be provided at one side in the longitudinal direction of the rear wheel frame 300.
  • the front wheel shock absorber 120 and the rear wheel shock absorber 320 are configured to buffer the impact force in the vertical direction, as well as absorb a portion of the user's weight applied downwards, and the front wheel 110 through the ground. And it serves to absorb the vibration and shock applied to the rear wheel (310). Therefore, the user using the walking aid according to the present invention can walk more stably and comfortably without feeling vibration and shock transmitted from the ground even when walking on a poor pavement.
  • the horizontal shock absorber and the vertical shock absorber applied to the present invention are shock absorbers having a gas cylinder or a shock absorber having a spring if the shock applied from the outside can be elastically dampened. It can be applied to various kinds of shock absorbers.
  • the walking aid according to the present invention may be provided with a loading unit 500 for loading the user's luggage in the space below the handle frame 200.
  • the loading part 500 is installed only when necessary, so that the entire planar shape is triangular so that it can be easily removed when not required, but each vertex of the main frame 100 and the stop of the rear wheel frame 300 It is preferable to be made of a net or sheet structure that is coupled to the removable structure to each.
  • FIG. 6 is a perspective view showing the structure of a brake lever.
  • the walking aid according to the present invention may be provided with a braking lever in the handle frame 200 for a case where an emergency stop is required during walking.
  • the brake lever is coupled to the pair of lever brackets 420 respectively coupled to both sides of the handle frame 200 in a rotatable structure in both longitudinal directions, and when the brake lever is rotated as shown in FIG. 6, the brake wire ( By pulling 410, it is configured to operate a braking device (not shown) installed in the front wheel 110 or the rear wheel 310. Therefore, the user can hold the side handle 230 or the front handle 210 by hand, and when the emergency occurs while walking, grasping the brake lever by hand to rotate the walking aid.
  • the braking device installed on the front wheel 110 or the rear wheel 310 is replaced by any kind of braking device such as a braking device applied to a baby carriage or a brake device applied to a bicycle, as well as a braking device applied to a conventional walking aid.
  • a braking device is already commercialized in various structures in various fields, and a detailed description thereof will be omitted.
  • FIG. 7 to 9 is an enlarged perspective view showing the folding structure of the front frame
  • Figure 10 is a perspective view of the walking aid according to the invention the front frame is folded.
  • Walking aid according to the present invention is configured to be easy to carry and store, that is, to reduce the overall volume of the product as needed, the structure of the main frame 100 can be folded as shown in Figures 7 to 9 Can be.
  • the mainframe 100 should be configured such that when the suspension is folded, the front wheel 110 is close to the rear wheel 310 to reduce the overall volume of the product as shown in FIG.
  • the main frame 100 is coupled to the first main frame 101 having a first hinge portion 102 and the first hinge portion 102 by a fastening pin 109 in a rotatable structure. It is composed of a second main frame 105 having a second hinge portion 106.
  • the second main frame 105 may extend in the direction away from the rear wheel 310, that is, in the direction in which the front wheel 110 rises upward when the front wheel 110 is straightened. If it is folded, the walking aid according to the present invention will not be able to maintain the upright state on the ground. Therefore, the walking aid according to the present invention, in the state shown in Figure 8, the rotation limiting unit 103 for limiting the rotation of the second main frame 105 so that the second main frame 105 is not rotated in the clockwise direction. It may be provided.
  • the rotation limiting part 103 is formed to extend from one end of the first main frame 101 (end toward the second main frame 105) toward the second main frame 105, as shown in FIG.
  • the end of the rotation limiting part 103 is in contact with the second main frame 105.
  • 105 may be configured to rotate only in a counterclockwise direction and not rotate in a clockwise direction as shown in FIG. 9.
  • the folding structure of the main frame 100 that can be folded only in one direction may be applied to various types of folding structures, such as a frame folding structure applied to a folding bicycle or a frame folding structure applied to a baby carriage.
  • a frame folding structure applied to a folding bicycle or a frame folding structure applied to a baby carriage.
  • FIGS. 12 and 13 are sectional views showing the operation of the rotational speed adjustment unit.
  • the walking aid according to the present invention is in contact with the rim 312 (rim) of the front wheel 110 or the rear wheel 310 so that the rotational speed of the front wheel 110 or the rear wheel 310 does not exceed the reference value.
  • a rotational speed adjusting unit 600 for reducing the rotation of the rear wheel (310). Since the rotational speed of the front wheel 110 and the rear wheel 310 is determined according to the magnitude of the pressure that the rotational speed adjusting unit 600 is in contact with the rim 312, the rotational speed adjusting unit 600 is selected by the user. Accordingly, the contact pressure with the rim 312 is preferably configured to be configured.
  • the rotation speed adjusting unit 600 when the rotation speed adjusting unit 600 is provided at the front wheel 110 or the rear wheel 310, the user can adjust the rolling speed of the walking aid to his or her desired speed even on the downhill, so that the user can walk more safely. do.
  • the rotational speed adjusting unit 600 may be mounted only to the front wheel 110, the front wheel 110 Both the rear wheel 310 and may be mounted.

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Pain & Pain Management (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Rehabilitation Therapy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Rehabilitation Tools (AREA)

Abstract

L'invention concerne un dispositif d'aide à la marche comprenant : une structure principale se projetant vers l'avant et vers le bas et comportant une roue avant fixée d'un premier côté dans le sens de la longueur ; une structure à poignées jointe de l'autre côté dans le sens de la longueur de la structure principale ; une paire de structures-roues arrière se projetant à l'arrière vers le bas, comportant des roues arrières fixées aux premiers côtés dans le sens de la longueur et couplées à la structure principale au niveau des autres côtés dans le sens de la longueur, et disposées selon une orientation telle que la séparation entre elles augmente progressivement en direction des premiers côtés dans le sens de la longueur ; et un système horizontal absorbant les chocs fixé de manière à lier la paire de structures-roues arrière, et générant une force résiliente orientée de manière à raccourcir la distance entre les premiers côtés de la paire de structures-roues arrière lorsque la distance entre les premiers côtés augmente quand la paire de structures-roues arrière s'écarte. Le dispositif d'aide à la marche selon l'invention présente l'avantage d'un assemblage simple, il est donc facile à porter et à ranger ; il a une fonction d'absorption des chocs en direction horizontale et en direction verticale, ce qui donne une sensation remarquable pendant son utilisation ; il permet par ailleurs au poids de l'utilisateur d'être supporté avec stabilité sans risque de pencher ou de se retourner, le poids de l'utilisateur s'exerçant en un point entre la roue avant et les roues arrière.
PCT/KR2013/001583 2013-02-25 2013-02-27 Dispositif d'aide à la marche WO2014129691A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20-2013-0001420 2013-02-25
KR2020130001420U KR200466991Y1 (ko) 2013-02-25 2013-02-25 보행보조기

Publications (1)

Publication Number Publication Date
WO2014129691A1 true WO2014129691A1 (fr) 2014-08-28

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101477459B1 (ko) * 2014-02-05 2014-12-29 한국교통대학교산학협력단 접이형 보행보조기구
KR101968839B1 (ko) * 2017-10-12 2019-08-13 나필수 자전거의 추진장치
KR102226849B1 (ko) * 2019-10-21 2021-03-12 순천향대학교 산학협력단 편마비 환자를 위한 보행 보조기
KR102304193B1 (ko) 2020-01-03 2021-09-17 한국교통대학교산학협력단 체중부하 피드백 워커

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0910267A (ja) * 1995-06-29 1997-01-14 Ken Corp:Kk 歩行補助具
KR100713838B1 (ko) * 2006-09-29 2007-05-04 이광수 보행 운동 기구
KR100969461B1 (ko) * 2009-01-12 2010-07-14 이진교 보행 보조기
KR20110107052A (ko) * 2010-03-24 2011-09-30 다빈치메디텍주식회사 보행보조차

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0910267A (ja) * 1995-06-29 1997-01-14 Ken Corp:Kk 歩行補助具
KR100713838B1 (ko) * 2006-09-29 2007-05-04 이광수 보행 운동 기구
KR100969461B1 (ko) * 2009-01-12 2010-07-14 이진교 보행 보조기
KR20110107052A (ko) * 2010-03-24 2011-09-30 다빈치메디텍주식회사 보행보조차

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