CN111840013A - Special walking aid for knee joint after operation - Google Patents
Special walking aid for knee joint after operation Download PDFInfo
- Publication number
- CN111840013A CN111840013A CN201910355984.8A CN201910355984A CN111840013A CN 111840013 A CN111840013 A CN 111840013A CN 201910355984 A CN201910355984 A CN 201910355984A CN 111840013 A CN111840013 A CN 111840013A
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- Prior art keywords
- rod
- walking aid
- knee joint
- spring
- threaded
- 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.)
- Granted
Links
- 210000000629 knee joint Anatomy 0.000 title claims abstract description 26
- 239000000853 adhesive Substances 0.000 claims description 13
- 230000001070 adhesive effect Effects 0.000 claims description 13
- 230000002980 postoperative effect Effects 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 3
- 238000001356 surgical procedure Methods 0.000 claims description 2
- 210000002414 leg Anatomy 0.000 description 12
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 210000001699 lower leg Anatomy 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 210000003407 lower extremity of femur Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000004417 patella Anatomy 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 210000002303 tibia Anatomy 0.000 description 1
Images
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
- A61H2003/005—Appliances for aiding patients or disabled persons to walk about with knee, leg or stump rests
-
- 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
- A61H2003/007—Appliances for aiding patients or disabled persons to walk about secured to the patient, e.g. with belts
-
- 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
- A61H2201/165—Wearable interfaces
-
- 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
Landscapes
- 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)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The invention discloses a special walking aid for knee joint postoperation, which comprises a bottom plate, a fixed rod, a threaded rod, a clamping sleeve, a first connecting rod, a rotating rod, a first spring, a sliding rod, a rotating pin, a rectangular frame and a binding band.
Description
Technical Field
The invention relates to a walking aid, in particular to a special walking aid used after knee joint operation.
Background
The knee joint is composed of the lower end of the femur, the upper end of the tibia and the patella, is the most complex joint of the human body, and belongs to the pulley joint. For the patients after the knee joint operation with one leg, at present, hospitals only use the traditional walking aid to carry out the walking aid treatment on the patients, and the traditional walking aid has a single structure, so that the walking aid effect of the patients after the knee joint operation is influenced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: provides a special walking aid used after knee joint operation to solve the problems provided by the background technology.
In order to solve the technical problems, the technical scheme of the invention is as follows: the special walking aid for the knee joint after operation comprises a bottom plate, a fixed rod, a threaded rod, a clamping sleeve, a first connecting rod, a rotating rod, a first spring, a sliding rod, a rotating pin, a rectangular frame and a binding band, wherein the fixed rod is positioned at the top of the bottom plate, the fixed rod is in threaded connection with the bottom plate, the threaded rod is positioned inside the fixed rod, the threaded rod is in threaded connection with the fixed rod, the clamping sleeve is positioned at the top of the threaded rod, the clamping sleeve is in threaded connection with the threaded rod, the first connecting rod is positioned at the upper end of the left side of the threaded rod, one end of the first connecting rod is in threaded connection with the threaded rod, the rotating rod penetrates through the other end of the first connecting rod, the rotating rod is in rotating connection with the first connecting rod, the first spring is positioned inside the rotating rod, the first spring is in welded connection with the rotating rod, just the slide bar slide with the dwang and link to each other, the rotating pin run through the slide bar lower extreme, rotating pin and slide bar rotate and link to each other, the rectangle frame be located the rotating pin left side, rectangle frame and rotating pin screw thread link to each other, the bandage be located rectangle frame top, the bandage left side link to each other with rectangle frame rivet, just the bandage right side and rectangle frame magic paste to paste and link to each other.
Further, pulleys are further arranged at the four corners of the bottom plate and are in threaded connection with the bottom plate.
Further, the upper end of the right side of the threaded rod is also provided with a second connecting rod, and the second connecting rod is in threaded connection with the threaded rod.
Further, the lower end of the right side of the second connecting rod is also provided with a handrail, and the handle is in threaded connection with the second connecting rod.
Furthermore, the inside of the slide bar is also provided with a placing hole, and the placing hole is integrally connected with the slide bar.
Furthermore, a second spring is arranged inside the placing hole and is connected with the placing hole in a welding mode.
Further, second spring bottom still be equipped with the rubber column, the rubber column link to each other with the second spring adhesive, just the rubber column with place the hole and slide and link to each other.
Furthermore, the left side and the right side of the lower end in the rectangular frame are also provided with mounting bars, and the mounting bars are in threaded connection with the rectangular frame.
Further, an air cushion is arranged at the top of the mounting strip and connected with the mounting strip adhesive.
Furthermore, the right side of the rectangular frame is also penetrated with a connecting pipe, the connecting pipe penetrates through the air cushion, one end of the connecting pipe is connected with an air cushion adhesive, and the other end of the connecting pipe penetrates through the sliding rod and is connected with a sliding rod adhesive.
Compared with the prior art, the special walking aid for the postoperative knee joint is characterized in that when the walking aid is used, firstly, according to the difference of the body height of a patient, a medical worker rotates a threaded rod with a hand to drive a clamping sleeve to move up and down along the direction of a fixed rod until the clamping sleeve moves to the armpit part of the patient, the medical worker clamps the armpit part on one side of the postoperative single-leg knee joint of the patient into the clamping sleeve, the patient holds a handrail again, the medical worker puts the foot part of the postoperative knee joint of the patient into a rectangular frame to enable the sole part of the foot part of the patient to be attached to an air cushion, the medical worker wraps around the back of the foot of the patient again and is enabled to be firmly attached to the air cushion through the effect that the other end of the binding belt is connected with the magic tape of the rectangular frame, the patient can use the device to walk the walking aid in the process of walking, when the legs of the patient after operation are contacted with the ground, the legs of the patient drive the air cushion linkage rectangular frame and the rotating pin and the sliding rod to move out of the rotating rod, synchronously, the first spring is in a deformed state, when the legs of the patient are contacted with the ground, the feet of the patient apply extrusion force to the air cushion, gas is filled in the air cushion, at the moment, the gas in the air cushion is discharged into the placing hole through the connecting pipe, the gas discharged into the placing hole applies extrusion force to the rubber column, so that the rubber column drives the second spring to be in a deformed state, at the moment, the air cushion is converted from an expanded state into a compressed state, the purpose is to ensure that the soles at the legs of the patient after operation are slowly contacted with the ground, when the legs of the patient are bent, the gas discharged into the placing hole is injected into the air cushion through the action of the resilience force of the second, synchronous, through the effect of first spring resilience power, make slide bar pulling rotational pin drive the supplementary crooked of pulling patient's shank of rectangle frame, this special helps capable ware behind the knee joint art, and is ingenious in structure, functions are powerful, and the operation is thus simple, through using the device, when patient's shank straightens and contacts with ground, patient's foot and ground are in the state of buffering contact, prevent patient's foot because of direct and the hard contact in ground and then lead to the pain of patient's knee joint, furthermore, when patient's shank is crooked, the device can the auxiliary type pull the crooked state of patient's shank, the effectual effect that improves the patient and help the line, simultaneously, the pulley is in order to ensure the cutting ferrule to patient support the in-process, the device and ground rolling friction's stability.
Drawings
FIG. 1 is a partial front view of a special walker after knee surgery;
fig. 2 is an internal sectional view of the rotating lever;
FIG. 3 is a top connection cross-sectional view of the second connecting rod and the armrest;
FIG. 4 is a left side connection view of the ferrule and threaded rod;
FIG. 5 is a top view of a rectangular frame;
FIG. 6 is an internal cross-sectional view of a rectangular frame;
fig. 7 is an internal cross-sectional view of the slide bar.
The device comprises a bottom plate 1, a fixed rod 2, a threaded rod 3, a clamping sleeve 4, a first connecting rod 5, a rotating rod 6, a first spring 7, a sliding rod 8, a rotating pin 9, a rectangular frame 10, a binding band 11, a pulley 101, a mounting bar 102, an air cushion 103, a connecting pipe 104, a second connecting rod 301, an armrest 302, a placing hole 801, a second spring 802 and a rubber column 803.
The following detailed description will be further described in conjunction with the above-identified drawings.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments. It will be apparent, however, to one skilled in the art, that the described embodiments may be practiced without some or all of these specific details. In other instances, well known process steps have not been described in detail.
As shown in fig. 1, 2, 3, 4, 5, 6 and 7, the walking aid for knee joint operation comprises a bottom plate 1, a fixing rod 2, a threaded rod 3, a sleeve 4, a first connecting rod 5, a rotating rod 6, a first spring 7, a sliding rod 8, a rotating pin 9, a rectangular frame 10 and a binding band 11, wherein the fixing rod 2 is arranged on the top of the bottom plate 1, the fixing rod 2 is in threaded connection with the bottom plate 1, the threaded rod 3 is arranged inside the fixing rod 2, the threaded rod 3 is in threaded connection with the fixing rod 2, the sleeve 4 is arranged on the top of the threaded rod 3, the sleeve 4 is in threaded connection with the threaded rod 3, the first connecting rod 5 is arranged at the upper left end of the threaded rod 3, one end of the first connecting rod 5 is in threaded connection with the threaded rod 3, the rotating rod 6 penetrates through the other end of the first connecting rod 5, the rotating rod 6 is rotatably connected with the first connecting rod, the first spring 7 is positioned inside the rotating rod 6, the first spring 7 is welded with the rotating rod 6, the sliding rod 8 is positioned at the bottom of the first spring 7, the sliding rod 8 is welded with the first spring 7 and is connected with the rotating rod 6, the sliding rod 8 is connected with the rotating rod 6 in a sliding way, the rotating pin 9 penetrates through the lower end of the sliding rod 8, the rotating pin 9 is connected with the sliding rod 8 in a rotating way, the rectangular frame 10 is positioned at the left side of the rotating pin 9, the rectangular frame 10 is in threaded connection with the rotating pin 9, the bandage 11 is positioned at the top of the rectangular frame 10, the left side of the bandage 11 is in rivet connection with the rectangular frame 10, the right side of the bandage 11 is in magic adhesive connection with the rectangular frame 10, the four corners at the bottom of the bottom plate 1 are further provided with pulleys 101, the pulleys 101 are in threaded connection with the bottom plate 1, the upper end of the right side of the, the second connecting rod 301 is in threaded connection with the threaded rod 3, the lower end of the right side of the second connecting rod 301 is further provided with a handle 302, the handle 302 is in threaded connection with the second connecting rod 301, a placing hole 801 is further formed in the slide rod 8, the placing hole 801 is integrally connected with the slide rod 8, a second spring 802 is further arranged in the placing hole 801, the second spring 802 is connected with the placing hole 801 in a welding mode, a rubber column 803 is further arranged at the bottom of the second spring 802, the rubber column 803 is connected with a second spring 802 adhesive, the rubber column 803 is connected with the placing hole 801 in a sliding mode, the left side and the right side of the lower end of the rectangular frame 10 are further provided with mounting strips 102, the mounting strips 102 are in threaded connection with the rectangular frame 10, the tops of the mounting strips 102 are further provided with air cushions 103, the air cushions 103 are connected with the mounting strips 102 adhesive, and the right side of the rectangular frame 10 is further penetrated with a connecting pipe 104, and the connecting pipe 104 runs through the air cushion 103, one end of the connecting pipe 104 is connected with the air cushion 103 by adhesive, and the other end of the connecting pipe 104 runs through the sliding rod 8 and is connected with the sliding rod 8 by adhesive.
When the special walking aid for the postoperative knee joint is used, firstly, according to the difference of the body height of a patient, a medical worker rotates a threaded rod 3 by hand, the threaded rod 3 drives a clamping sleeve 4 to move up and down along the direction of a fixed rod 2 until the clamping sleeve 4 moves to the armpit part of the patient, the medical worker clamps the armpit part on one side of the postoperative single-leg knee joint of the patient into the clamping sleeve 4, the patient holds a handrail 302 again, the medical worker puts the foot of the postoperative knee joint of the patient into a rectangular frame 10, so that the sole part of the foot of the patient is attached to an air cushion 103, the medical worker wraps 11 around the instep of the patient, the bandage 11 is firmly attached to the foot 103 of the patient together with the foot of the rectangular frame 10 through the effect that the other end of the bandage 11 is attached to the magic tape of the rectangular frame 10, the patient can use the special walking aid device to walk, in the process of walking aid, when, that is, when the postoperative leg of the patient contacts with the ground, the leg of the patient drives the air cushion 103 to move out of the rotating rod 6 in conjunction with the rectangular frame 10 and the rotating pin 9 together with the sliding rod 8, and synchronously, the first spring 7 is in a deformed state, when the leg of the patient contacts with the ground, the foot of the patient applies an extrusion force to the air cushion 103, the air is filled in the air cushion 103, at this time, the air in the air cushion 103 is discharged into the placing hole 801 through the connecting pipe 104, the air discharged into the placing hole 801 applies an extrusion force to the rubber column 803, so that the rubber column 803 drives the second spring 802 to be in a deformed state, at this time, the air cushion 103 is converted from an expanded state to a compressed state, and the purpose is to enable the sole of the postoperative leg of the patient to slowly contact with the ground, when the leg of the patient bends, the rubber column 803 pushes the air discharged into the placing hole 801 into the air cushion, namely, the air cushion 103 is allowed to recover the expanded state, and simultaneously, under the action of the resilience force of the first spring 7, the sliding rod 8 pulls the rotating pin 9 to drive the rectangular frame 10 to assist in bending the leg of the patient, and meanwhile, the pulley 101 is used for ensuring the stability of the rolling friction between the device and the ground in the process of supporting the patient by the cutting sleeve 4.
The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception, and fall within the scope of the present invention.
Claims (10)
1. The special walking aid for the postoperative knee joint is characterized by comprising a bottom plate, a fixed rod, a threaded rod, a clamping sleeve, a first connecting rod, a rotating rod, a first spring, a sliding rod, a rotating pin, a rectangular frame and a binding band, wherein the fixed rod is positioned at the top of the bottom plate, the fixed rod is in threaded connection with the bottom plate, the threaded rod is positioned inside the fixed rod, the threaded rod is in threaded connection with the fixed rod, the clamping sleeve is positioned at the top of the threaded rod, the clamping sleeve is in threaded connection with the threaded rod, the first connecting rod is positioned at the upper end of the left side of the threaded rod, one end of the first connecting rod is in threaded connection with the threaded rod, the rotating rod penetrates through the other end of the first connecting rod, the rotating rod is in rotating connection with the first connecting rod, the first spring is positioned inside the rotating rod, the first spring, the slide bar link to each other with first spring welding, just the slide bar slide with the dwang and link to each other, the rotating pin run through the slide bar lower extreme, the rotating pin rotate with the slide bar and link to each other, the rectangle frame be located the rotating pin left side, rectangle frame and rotating pin screw thread link to each other, the bandage be located the rectangle frame top, bandage left side and rectangle frame rivet link to each other, just the bandage right side and rectangle frame magic paste to paste and link to each other.
2. The special walking aid for the postoperative knee joint as claimed in claim 1, wherein pulleys are further arranged at the four corners of the bottom of the base plate, and the pulleys are in threaded connection with the base plate.
3. The special walking aid for the post-knee joint operation as claimed in claim 2, wherein a second connecting rod is further arranged at the upper end of the right side of the threaded rod, and the second connecting rod is in threaded connection with the threaded rod.
4. The special walking aid for knee joint after operation as claimed in claim 3, wherein the lower end of the right side of the second connecting rod is further provided with a handle, and the handle is in threaded connection with the second connecting rod.
5. The special walking aid for knee joint after operation as claimed in claim 4, wherein the sliding rod is further provided with a placement hole inside, and the placement hole is integrally connected with the sliding rod.
6. The special walking aid for knee joint after operation as claimed in claim 5, wherein a second spring is further arranged inside the placing hole, and the second spring is welded with the placing hole.
7. The special postoperative walking aid for knee joint of claim 6, wherein a rubber column is further arranged at the bottom of the second spring, the rubber column is connected with the second spring adhesive, and the rubber column is connected with the placing hole in a sliding manner.
8. The special walking aid for knee joint after operation as claimed in claim 7, wherein the left and right sides of the lower end of the rectangular frame are further provided with mounting bars, and the mounting bars are in threaded connection with the rectangular frame.
9. The post-knee-joint-surgery walking aid as claimed in claim 8, wherein an air cushion is further arranged on the top of the mounting strip, and the air cushion is connected with the mounting strip adhesive.
10. The special postoperative walking aid for knee joint as claimed in claim 9, wherein a connecting pipe is further penetrated through the right side of the rectangular frame, the connecting pipe is penetrated through the air cushion, one end of the connecting pipe is connected with the air cushion adhesive, and the other end of the connecting pipe is penetrated through the sliding rod and connected with the sliding rod adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910355984.8A CN111840013B (en) | 2019-04-29 | 2019-04-29 | Special walking aid for knee joint after operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910355984.8A CN111840013B (en) | 2019-04-29 | 2019-04-29 | Special walking aid for knee joint after operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111840013A true CN111840013A (en) | 2020-10-30 |
| CN111840013B CN111840013B (en) | 2022-07-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910355984.8A Expired - Fee Related CN111840013B (en) | 2019-04-29 | 2019-04-29 | Special walking aid for knee joint after operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111840013B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5178595A (en) * | 1992-02-13 | 1993-01-12 | Macgregor Douglas | Walking device to assist those with an injury to a lower limb |
| US20070232972A1 (en) * | 2006-03-30 | 2007-10-04 | Kelvin Martinez | Agachaflex |
| CN103462784A (en) * | 2013-09-10 | 2013-12-25 | 刘建英 | Power-assisting exercising device |
| CN103908268A (en) * | 2014-04-11 | 2014-07-09 | 佛山市乙太医疗用品有限公司 | Postoperative lower limb load monitoring and relief device |
| CN204337244U (en) * | 2014-11-27 | 2015-05-20 | 张海娇 | A kind of fixture of fracture of the lower limb walking aid |
| CN105560018A (en) * | 2016-03-07 | 2016-05-11 | 中国矿业大学 | Self-weight pneumatic type power-assisted human skeleton |
| CN108030643A (en) * | 2017-12-15 | 2018-05-15 | 长沙志唯电子科技有限公司 | A kind of walker robot |
| CN208598762U (en) * | 2018-03-21 | 2019-03-15 | 杨艳君 | Hemiplegic patient's walking aid |
-
2019
- 2019-04-29 CN CN201910355984.8A patent/CN111840013B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5178595A (en) * | 1992-02-13 | 1993-01-12 | Macgregor Douglas | Walking device to assist those with an injury to a lower limb |
| US20070232972A1 (en) * | 2006-03-30 | 2007-10-04 | Kelvin Martinez | Agachaflex |
| CN103462784A (en) * | 2013-09-10 | 2013-12-25 | 刘建英 | Power-assisting exercising device |
| CN103908268A (en) * | 2014-04-11 | 2014-07-09 | 佛山市乙太医疗用品有限公司 | Postoperative lower limb load monitoring and relief device |
| CN204337244U (en) * | 2014-11-27 | 2015-05-20 | 张海娇 | A kind of fixture of fracture of the lower limb walking aid |
| CN105560018A (en) * | 2016-03-07 | 2016-05-11 | 中国矿业大学 | Self-weight pneumatic type power-assisted human skeleton |
| CN108030643A (en) * | 2017-12-15 | 2018-05-15 | 长沙志唯电子科技有限公司 | A kind of walker robot |
| CN208598762U (en) * | 2018-03-21 | 2019-03-15 | 杨艳君 | Hemiplegic patient's walking aid |
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| Publication number | Publication date |
|---|---|
| CN111840013B (en) | 2022-07-12 |
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Effective date of registration: 20220613 Address after: 710068 256 Youxi Road, Beilin District, Xi'an, Shaanxi Applicant after: SHAANXI PROVINCIAL PEOPLE'S Hospital Address before: No.256, Youyi West Road, Huangyan village, Beilin District, Xi'an City, Shaanxi Province, 710068 Applicant before: Wang Xiaoqing |
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