CN111672062B - Moulding recovered ware of children hip joint podophyllum and children bicycle - Google Patents

Moulding recovered ware of children hip joint podophyllum and children bicycle Download PDF

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Publication number
CN111672062B
CN111672062B CN202010585589.1A CN202010585589A CN111672062B CN 111672062 B CN111672062 B CN 111672062B CN 202010585589 A CN202010585589 A CN 202010585589A CN 111672062 B CN111672062 B CN 111672062B
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China
Prior art keywords
rod
driven
tooth
seat
hip joint
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Active
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CN202010585589.1A
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Chinese (zh)
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CN111672062A (en
Inventor
邱腾雄
陈海诚
丘永亮
冯启圳
林美君
徐勇军
孔令叶
林育兆
邱宇泰
方炳祥
黄灿峰
李�浩
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Guangdong College of Industry and Commerce
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Guangdong College of Industry and Commerce
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Priority to CN202010585589.1A priority Critical patent/CN111672062B/en
Publication of CN111672062A publication Critical patent/CN111672062A/en
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Publication of CN111672062B publication Critical patent/CN111672062B/en
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    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B22/00Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements
    • A63B22/06Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with support elements performing a rotating cycling movement, i.e. a closed path movement
    • A63B22/0605Exercising apparatus specially adapted for conditioning the cardio-vascular system, for training agility or co-ordination of movements with support elements performing a rotating cycling movement, i.e. a closed path movement performing a circular movement, e.g. ergometers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS 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
    • A61F5/00Orthopaedic methods or devices for non-surgical treatment of bones or joints; Nursing devices; Anti-rape devices
    • A61F5/01Orthopaedic devices, e.g. splints, casts or braces
    • A61F5/0102Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations
    • A61F5/0104Orthopaedic devices, e.g. splints, casts or braces specially adapted for correcting deformities of the limbs or for supporting them; Ortheses, e.g. with articulations without articulation
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B24/00Electric or electronic controls for exercising apparatus of preceding groups; Controlling or monitoring of exercises, sportive games, training or athletic performances
    • A63B24/0087Electric or electronic controls for exercising apparatus of groups A63B21/00 - A63B23/00, e.g. controlling load
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B69/00Training appliances or apparatus for special sports
    • A63B69/16Training appliances or apparatus for special sports for cycling, i.e. arrangements on or for real bicycles
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B2220/00Measuring of physical parameters relating to sporting activity
    • A63B2220/50Force related parameters
    • A63B2220/56Pressure

Abstract

The invention specifically discloses a child hip joint and socket shaping rehabilitation device, which comprises: include the angle modulation structure that is used for adjusting the relative seat of backup pad and opens the angle, angle modulation structure includes: a controller; the linkage rods are arranged along the front-back direction, are positioned right below the seat plate and are positioned on the symmetrical surfaces of the two supporting plates; the two groups of driven rods are respectively arranged at the front end and the rear end of the linkage rod, each group of driven rods comprises two driven rods, one end of each driven rod is hinged to the linkage rod, the other end of each driven rod is supported on a corresponding supporting plate, and the two driven rods in each group are respectively supported on different supporting plates; the electric push rod is arranged on the lower surface of the seat plate and is electrically connected with the controller, the push rod is arranged up and down, a sleeve ring is arranged at the extending end of the push rod, and the linkage rod penetrates through the sleeve ring; and the pressure sensor is arranged on at least one driven rod and is electrically connected with the controller. The support plate of the trainer can automatically adjust the opening angle.

Description

Moulding recovered ware of children hip joint podophyllum and children bicycle
Technical Field
The invention relates to the technical field of medical rehabilitation instruments, in particular to a child hip joint and socket shaping rehabilitation device and a child bicycle.
Background
The invention patent with application number 2019219798416 discloses a trainer for promoting the shaping of a hip joint socket of a child, which is used for training the child suffering from hip joint diseases such as hip joint dysplasia and the like, helping the deepening of the hip joint socket of the child and the shaping and repairing of the upper edge of the hip joint, and in the trainer, the angle of a supporting plate can be adjusted to be suitable for different children. However, the angle of the supporting plate in the patent is adjusted manually, and cannot be adjusted automatically, so that the adjusting process is troublesome.
Disclosure of Invention
In order to solve the problems in the background art, the invention aims to provide a child hip joint socket shaping rehabilitation device, the opening angle of the rehabilitation device can be automatically opened, and the rehabilitation device can be automatically adjusted for different children.
In order to achieve the purpose, the invention provides the following technical scheme: a trainer for promoting shaping of a child's hip socket, comprising:
the sitting plate is used for a patient to sit on and has a U-shaped cross section;
two support plates, which are used for supporting the root of the thigh of the user and are rotatably positioned at the left side and the right side of the seat plate, and the rotation axes of the support plates extend along the front-back direction;
its characterized in that still includes the angle modulation structure that is used for adjusting the relative seat of backup pad and opens the angle, angle modulation structure includes:
a controller;
the linkage rods are arranged along the front-back direction, are positioned right below the seat plate and are positioned on the symmetrical surfaces of the two supporting plates;
the two groups of driven rods are respectively arranged at the front end and the rear end of the linkage rod, each group of driven rods comprises two driven rods, one end of each driven rod is hinged to the linkage rod, the other end of each driven rod is supported on a corresponding supporting plate, and the two driven rods in each group are respectively supported on different supporting plates;
the electric push rod is arranged on the lower surface of the seat plate and is electrically connected with the controller, the push rod is arranged up and down, a sleeve ring is arranged at the extending end of the push rod, and the linkage rod penetrates through the sleeve ring;
and the pressure sensor is arranged on at least one driven rod and is electrically connected with the controller.
Preferably, each support plate is connected with the seat plate through a hinge, one leaf of the hinge is fixed to one side of the support plate, which faces the seat plate, the other leaf of the hinge is fixed to the inner side of the U-shaped seat plate, and a through hole for the other leaf to pass through is formed in the seat plate at a position corresponding to the hinge.
Preferably, the control device further comprises control keys electrically connected with the controller, wherein the control keys comprise an ascending key, a descending key and an automatic key.
Preferably, a sleeve is arranged at the middle position of the linkage rod, the sleeve is sleeved on the support rod and can move up and down along the support rod, a plurality of first teeth which are arranged up and down are arranged on the outer surface of the support rod, a tooth block is arranged on the side wall of the sleeve, a plurality of second teeth which are arranged up and down are arranged on the tooth block, and the tooth block can move back and forth along the radial direction of the sleeve so that the second teeth can be meshed with or disengaged from the first teeth.
Preferably, an electromagnetic push-pull rod electrically connected with the controller is arranged on the outer surface of the sleeve, and the free end of the push-pull rod of the electromagnetic push-pull rod is fixedly connected with the gear block.
The invention also provides a trainer for promoting the shaping of the hip joint socket of the child, which comprises:
the sitting plate is used for a patient to sit on and has a U-shaped cross section;
two support plates, which are used for supporting the root of the thigh of the user and are rotatably positioned at the left side and the right side of the seat plate, and the rotation axes of the support plates extend along the front-back direction;
its characterized in that still includes the angle modulation structure that is used for adjusting the relative seat of backup pad and opens the angle, angle modulation structure includes:
the linkage rods are arranged along the front-back direction, are positioned right below the seat plate and are positioned on the symmetrical surfaces of the two supporting plates;
two groups of driven rods are respectively arranged at the front end and the rear end of the linkage rod, each group of driven rods comprises two driven rods, one end of each driven rod is hinged to the linkage rod, the other end of each driven rod is supported on the corresponding support plate, and the two driven rods in each group are respectively supported on different support plates.
The invention also provides a children's bicycle, comprising:
the front end and the rear end of the frame are provided with a front wheel and a rear wheel;
the stand pipe is arranged on the frame and used for supporting the saddle;
the bicycle is characterized in that the training device is adopted by the bicycle seat, and a support rod of the training device is supported on the stand pipe in a vertically movable mode.
Preferably, the vehicle further comprises two auxiliary wheels supported at both ends of the rear wheel shaft by auxiliary brackets, respectively, the auxiliary brackets being adjustable with respect to the height relative to the rear wheel shaft and the rear wheels not being in contact with the ground at least when the auxiliary brackets are located at the lowest position.
Preferably, the rear wheel is supported on the frame by a rear wheel axle, a U-shaped bracket is provided on the rear wheel axle, both ends of the U-shape of the U-shaped bracket are rotatably supported at both ends of the rear wheel axle, respectively, and the U-shaped bracket can support the frame to separate the rear wheel from the ground when the bicycle is parked.
Compared with the prior art, the invention has the beneficial effects that:
according to the child hip joint socket shaping rehabilitation device, the driven rod is provided with the pressure sensor, the approximate pressure of the thigh on the supporting plate can be detected through the pressure sensor, and the controller can automatically adjust the opening angle of the supporting plate according to the pressure.
Drawings
FIGS. 1-4 are block diagrams of a trainer for promoting shaping of a child's hip socket according to an embodiment of the invention;
FIG. 5 is a view A-A of the first embodiment of the present invention;
fig. 6-7 are structural views of a seat plate according to a first embodiment of the present invention;
FIG. 8 is a block diagram of a first tooth and a second tooth of a first embodiment of the present invention;
fig. 9-10 are structural views of a bicycle in accordance with a second embodiment of the present invention.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Example one
As shown in fig. 1-8, a trainer for promoting shaping of a hip joint socket of a child comprises a seat plate 1 with a U-shaped cross section, support plates 2 rotatably arranged on the left side and the right side of the seat plate 1 and used for supporting the root of thighs of a user, wherein the two support plates 2 are symmetrically arranged, when the trainer is used, a U-shaped opening of the seat plate 1 faces downwards, the user sits in the middle of the U-shaped seat, the upper edges of the support plates 2 are rotatably fixed on the two sides of the U-shaped seat plate and close to the middle, and the front side and the rear side of the seat plate 1 are tilted upwards to enable the seat plate 1 to be saddle-shaped so that the user can sit on the seat plate. The transverse section of the supporting plate 2 is in an arc shape bent towards the seat plate 1 so as to ensure that the legs are supported more comfortably. The left, right, front, and rear refer to directions in which the user sits on the training machine.
Preferably, each support plate 2 is connected with the seat plate 1 by a hinge 3. In particular, one leaf of the hinge 3 is fixed on the side of the support plate 2 facing the seat 1, and the other leaf is fixed on the inside of the U-shape of the seat 1, so as to ensure that the hinge 3 is as little accessible to the user as possible. In order to be able to pass a leaf through the seat plate 1, a through-hole 4 is provided in the seat plate 1 at a location corresponding to the hinge 3 for passing another leaf.
Further, the trainer also comprises an angle adjusting structure for adjusting the opening angle of the supporting plate 2 relative to the seat plate 1. The angle modulation structure includes that the gangbar 7 that arranges and be located under seat 1 along the fore-and-aft direction and set up two sets of driven levers at gangbar 7 front and back both ends, and every group driven lever has two driven levers 6, and the one end of two driven levers 6 in every group articulates on gangbar 7, and the other end articulates in corresponding backup pad 2 through articulated seat 5, gangbar 7 is located the plane of symmetry of two backup pads 2, reciprocates through control gangbar 7 and can drive backup pad 2 rotatory for seat 1 relatively through driven lever 6, and then can adjust backup pad 2 open the angle.
Furthermore, a support rod 9 is arranged at the middle position of the lower surface of the seat plate 1, the axis of the support rod 9 is arranged up and down and is positioned on the symmetrical surfaces of the two support plates 2, a sleeve 8 is arranged at the middle position of the linkage rod 7, and the sleeve 8 is sleeved on the support rod 9 and can move up and down along the support rod 9.
The lower surface of the seat plate 1 is provided with an electric push rod 10, the push rod of the electric push rod 10 is arranged up and down, the free end of the push rod is provided with a sleeve ring 11, the sleeve ring 11 is sleeved on the linkage rod 7, and when the push rod of the electric push rod 10 moves up and down, the opening angle of the support plate 2 relative to the seat plate 1 can be driven.
The trainer further comprises a controller, the controller is electrically connected with the electric push rod 10, and the controller can control the extension and retraction of the push rod of the electric push rod 10. Further, a control key can be provided, the control key can include an ascending key and a descending key, the ascending key and the descending key are electrically connected with the controller, and the electric push rod 10 can be controlled through the ascending key and the descending key so as to adjust the opening angle of the support plate 2. The controller is of the type AT89S52, although other types of controllers known in the art may be used. The control of the electric putter 10 by the up button and the down button and the electric putter 10 are all in the prior art and will not be described in detail herein.
Further, a pressure sensor (not shown) can be arranged on the driven rod 6, the pressure sensor is electrically connected with the controller, the controller can roughly acquire the stress condition of the driven rod 6 through the pressure sensor, the controller can automatically control the stretching of the electric push rod 10 according to the stress condition, specifically, when the stress is large, the larger the clamping force of the leg on the support plate 2 is, the smaller the opening angle of the support plate 2 needs to be, the smaller the stress is, otherwise, when the stress is small, the opening angle of the support plate 2 is enlarged. Of course, a pressure sensor may be provided on only one of the driven rods 6, a pressure sensor may be provided on a corresponding one of the driven rods 6 of each support plate 2, or a pressure sensor may be provided on all of the driven rods 6. The pressure sensor can specifically adopt a strain gauge, the model can be BX120-3AA, and other available pressure sensors in the prior art can also be adopted.
Further, the control keys can also comprise automatic control keys electrically connected with the controller, when the automatic control keys are pressed down, the ascending keys and the descending keys are not functional any more, and the controller can automatically control the opening angle of the supporting plate 2 according to the detected stress condition of the supporting plate 2.
Meanwhile, in order to avoid that the opening angle of the support plate 2 can be changed under the action of pressure during normal use, a plurality of first teeth 13 which are arranged up and down are arranged on the outer surface of the support rod 9, a tooth block 14 is arranged on the side wall of the sleeve 8, a plurality of second teeth 15 which are arranged up and down are arranged on the tooth block 14, the tooth block 14 can move back and forth along the radial direction of the sleeve 8 so that the second teeth 15 can be meshed with or separated from the first teeth 13, when the two are separated from the meshing, the sleeve 8 and the support rod 9 can move relatively, and when the two are meshed, the sleeve 8 and the support rod 9 cannot move relatively.
Further, the lower surface of the first tooth 13 is horizontally arranged, and the upper surface of the second tooth 15 is horizontally arranged, so that the first tooth 13 and the second tooth 15 are not disengaged by themselves when the support bar 9 is pressed. Of course, in order to smoothly disengage the first tooth 13 and the second tooth 15 when disengagement is required, the electric push rod may be controlled to move slightly upward for a short distance.
Further, an electromagnetic push-pull rod 12 electrically connected with a controller is arranged on the outer surface of the sleeve 8, and the free end of the push-pull rod of the electromagnetic push-pull rod 12 is fixedly connected with a toothed block 14, so that the second teeth 15 can be meshed with or separated from the first teeth 13 by controlling the extension and retraction of the push-pull rod of the electromagnetic push-pull rod 12. The electromagnetic push-pull rod 12 may be KK-0520B, or may be another type of electromagnetic push-pull rod known in the art.
The trainer adopts the battery to supply power, and the controller is connected with the battery. The battery may be detachably provided on the lower surface of the seat plate 1.
Example two
As shown in fig. 9-10, this embodiment is a children's bicycle, which includes a frame 101, a stand pipe 104 disposed on the frame 101 for supporting a saddle 102, wherein the saddle 102 is the trainer of the first embodiment. In use, the lower end of the support bar 9 is inserted into the riser 104 and the height of the support bar 9 in the riser 104 is adjustable, thereby enabling the height of the trainer to be adjusted.
A front wheel 106 and a rear wheel 105 are rotatably disposed on the front and rear sides of the frame 101, respectively, and auxiliary wheels 107 are disposed on the frame 101 and on the left and right sides of the rear wheel 105, respectively, for ensuring safety of a child during riding. Each of the auxiliary wheels 107 is fixed to one end of the rear wheel shaft by an auxiliary bracket 106. A bar-shaped mounting groove (not shown) is formed at the upper end of the auxiliary support 106 and extends up and down, so that the height of the auxiliary wheel 107 can be adjusted, and at least when the height of the auxiliary wheel 107 is adjusted to the lowest, the rear wheel 105 is not in contact with the ground. In this case, the child can step on the pedals (not shown) of the bicycle in situ, which can also have an exercise effect in a small space.
The control buttons may be provided on the handlebars of the bicycle.
EXAMPLE III
In this embodiment, a U-shaped bracket (not shown) may be used instead of the auxiliary bracket 106, both ends of the U-shaped bracket being rotatably fixed to both ends of the rear wheel shaft, respectively, so as to be retracted when the bicycle is running and to prop up the rear wheel 105 off the ground when the bicycle is parked, and at least a part of the middle portion of the U-shaped bracket being supported on the ground when the bicycle is parked.
When the bicycle is parked, children can ride in situ indoors to perform rehabilitation training through the U-shaped support due to the fact that the rear wheels are separated from the ground. Further, a display screen can be arranged on a handlebar of the bicycle, a rotation speed sensor is arranged on the frame 101 at a position corresponding to the rear wheel 105, the rotation speed sensor is electrically connected with the display screen, and when the rear wheel rotates, the current rotation speed and the rotation number of the wheel can be displayed on the display screen firstly. Of course, the display screen may be provided with operation keys such as a switch key and a reset key to perform corresponding operations.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims (7)

1. A child hip joint and socket shaping rehabilitation device comprises:
the sitting plate is used for a patient to sit on and has a U-shaped cross section;
two support plates, which are used for supporting the root of the thigh of the user and are rotatably positioned at the left side and the right side of the seat plate, and the rotation axes of the support plates extend along the front-back direction;
its characterized in that still includes the angle modulation structure that is used for adjusting the relative seat of backup pad and opens the angle, angle modulation structure includes:
a controller;
the linkage rods are arranged along the front-back direction, are positioned right below the seat plate and are positioned on the symmetrical surfaces of the two supporting plates;
the two groups of driven rods are respectively arranged at the front end and the rear end of the linkage rod, each group of driven rods comprises two driven rods, one end of each driven rod is hinged to the linkage rod, the other end of each driven rod is supported on a corresponding supporting plate, and the two driven rods in each group are respectively supported on different supporting plates;
the electric push rod is arranged on the lower surface of the seat plate and is electrically connected with the controller, the push rod is arranged up and down, a sleeve ring is arranged at the extending end of the push rod, and the linkage rod penetrates through the sleeve ring;
the pressure sensor is arranged on at least one driven rod and is electrically connected with the controller;
the utility model discloses a seat, including seat, bracing piece, gangbar, telescopic sleeve, bracing piece, first tooth, second tooth, first tooth and second tooth, the intermediate position of the lower surface of seat is provided with the bracing piece, the axis of bracing piece is arranged from top to bottom and is located the plane of symmetry of two backup pads the intermediate position of gangbar is provided with the sleeve, the muffjoint is in on the bracing piece and can reciprocate along the bracing piece the surface of bracing piece is provided with a plurality of first teeth of range from top to bottom be provided with the tooth piece on the telescopic lateral wall, be provided with a plurality of second teeth of range from top to bottom on the tooth piece, the tooth piece can be along telescopic radial round trip movement and then make the second tooth can mesh with first tooth or break away from the meshing, the upper surface level.
2. The shaping rehabilitation device for the hip joint sockets of children as claimed in claim 1, wherein each supporting plate is connected with the seat plate by a hinge, one leaf of the hinge is fixed on one side of the supporting plate facing the seat plate, the other leaf is fixed on the inner side of the U-shaped seat plate, and a through hole for the other leaf to pass through is arranged at the position of the seat plate corresponding to the hinge.
3. The shaping rehabilitation device for the hip joint socket of the child as claimed in claim 1, further comprising control buttons electrically connected to the controller, wherein the control buttons include an up button, a down button and an automatic button.
4. The shaping rehabilitation device for the hip joint socket of the child as claimed in claim 1, wherein an electromagnetic push-pull rod electrically connected with the controller is arranged on the outer surface of the sleeve, and the free end of the push-pull rod of the electromagnetic push-pull rod is fixedly connected with the tooth block.
5. A children's bicycle, comprising:
the front end and the rear end of the frame are provided with a front wheel and a rear wheel;
the stand pipe is arranged on the frame and used for supporting the saddle;
the child hip joint and socket shaping rehabilitation device is characterized in that the vehicle seat adopts the child hip joint and socket shaping rehabilitation device as claimed in claims 1-4, and a supporting rod of the child hip joint and socket shaping rehabilitation device is supported on the vertical pipe in a vertically movable mode.
6. A child's bicycle according to claim 5, further comprising two auxiliary wheels supported at both ends of the rear wheel shaft by auxiliary supports, respectively, the auxiliary supports being adjustable in height relative to the rear wheel shaft and the rear wheels being out of contact with the ground at least when the auxiliary supports are at the lowest position.
7. A child's bicycle according to claim 6, wherein the rear wheel is supported on the frame by a rear wheel axle, a U-shaped bracket is provided on the rear wheel axle, both ends of the U-shape of the U-shaped bracket are rotatably supported on both ends of the rear wheel axle, respectively, and the U-shaped bracket can support the frame to separate the rear wheel from the ground when the bicycle is parked.
CN202010585589.1A 2020-06-24 2020-06-24 Moulding recovered ware of children hip joint podophyllum and children bicycle Active CN111672062B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010585589.1A CN111672062B (en) 2020-06-24 2020-06-24 Moulding recovered ware of children hip joint podophyllum and children bicycle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010585589.1A CN111672062B (en) 2020-06-24 2020-06-24 Moulding recovered ware of children hip joint podophyllum and children bicycle

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CN111672062B true CN111672062B (en) 2021-04-30

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Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5466203A (en) * 1994-03-30 1995-11-14 Chen; George Magnetically controlled load adjusting structure of gymnastic apparatus
CN2238632Y (en) * 1995-05-12 1996-10-30 朱文江 Two-purpose vehicle for recovery and body building
CN105596181B (en) * 2016-01-30 2019-04-16 合肥慧加医疗科技有限公司 A kind of hip joint brace system and control method
CN207045516U (en) * 2017-08-01 2018-02-27 周驰 A kind of cover for bicycle saddle for being used to repair caput femoris necrosis
CN212491349U (en) * 2020-06-24 2021-02-09 广东工贸职业技术学院 Moulding recovered ware of children hip joint podophyllum and children bicycle

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