CN120093567A - A walking assist device for medical rehabilitation - Google Patents

A walking assist device for medical rehabilitation Download PDF

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Publication number
CN120093567A
CN120093567A CN202510406789.9A CN202510406789A CN120093567A CN 120093567 A CN120093567 A CN 120093567A CN 202510406789 A CN202510406789 A CN 202510406789A CN 120093567 A CN120093567 A CN 120093567A
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CN
China
Prior art keywords
walking
linkage
connecting plate
bevel gear
rotatably connected
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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
CN202510406789.9A
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Chinese (zh)
Inventor
李倩
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.)
Tongji Hospital Affiliated to Tongji Medical College of Huazhong University of Science and Technology
Original Assignee
Tongji Hospital Affiliated to Tongji Medical College of Huazhong University of Science and Technology
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Publication date
Application filed by Tongji Hospital Affiliated to Tongji Medical College of Huazhong University of Science and Technology filed Critical Tongji Hospital Affiliated to Tongji Medical College of Huazhong University of Science and Technology
Priority to CN202510406789.9A priority Critical patent/CN120093567A/en
Publication of CN120093567A publication Critical patent/CN120093567A/en
Pending legal-status Critical Current

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    • 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
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00—Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/04—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
    • 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
    • A61H3/00—Appliances for aiding patients or disabled persons to walk about
    • A61H3/04—Wheeled walking aids for patients or disabled persons
    • A61H2003/043—Wheeled walking aids for patients or disabled persons with a drive mechanism
    • 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
    • A61H2201/01—Constructive details
    • A61H2201/0173—Means for preventing injuries
    • 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
    • A61H2201/01—Constructive details
    • A61H2201/0173—Means for preventing injuries
    • A61H2201/0176—By stopping operation
    • 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
    • A61H2201/1638—Holding means therefor
    • 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
    • A61H2201/164—Feet or leg, e.g. pedal
    • A61H2201/1642—Holding means therefor
    • 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
    • A61H2201/1652—Harness

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

Abstract

The invention belongs to the technical field of rehabilitation auxiliary equipment, and discloses a medical rehabilitation walking auxiliary device which comprises two walking brackets, wherein the two walking brackets are connected through a connecting cylinder, the two walking brackets are connected with a walking wheel set, an armrest and a wearing assembly, the wearing assembly comprises a connecting piece, the connecting piece is connected with a first connecting plate, the first connecting plate is connected with a second connecting plate, the second connecting plate is connected with a third connecting plate, the second connecting plate and the third connecting plate are connected with fixing straps, and the walking wheel set is connected with the wearing assembly through a linkage assembly. The invention utilizes the linkage assembly to connect the wearing assembly with the walking wheel set in a transmission way, when the patient walks in a rehabilitation way, the lower leg of the patient bends to drive the walking wheel set to rotate, the walking wheel set rotates to drive the whole walking auxiliary device to move, the acting force for driving the walking auxiliary device to move forwards is reduced, the use of the patient is convenient, and the whole device has good stability, is not easy to topple over and has high safety coefficient.

Description

Walking auxiliary device for medical rehabilitation
Technical Field
The invention relates to the technical field of rehabilitation auxiliary equipment, in particular to a medical rehabilitation walking auxiliary device.
Background
Patients generally cannot easily move after undergoing surgical treatment, and only lie on a bed or recover in a certain fixed posture, which is not beneficial to the blood circulation of the patients and the recovery of the patients. Medical rehabilitation is to diagnose, evaluate, treat and the like the patient by medical means from the medical point of view, promote the functional recovery of the patient on the body, and many patients, especially the patient with injured legs, need to carry out rehabilitation walking training by means of walking auxiliary tools in the process of carrying out medical rehabilitation because of inconvenient walking.
The existing walking auxiliary device is mainly a walking aid frame, when the walking aid frame is used, a patient holds the handrail to lift the walking aid frame, then inclines the walking aid frame to extend the bottom end of the walking aid frame forwards to realize forward movement, the patient needs to move the walking aid frame forwards every time a few steps forward in the use process, when the walking aid frame is moved, the user can only stand independently to support the walking aid frame without other force aid points due to the fact that the walking aid frame is separated from the ground, meanwhile, the additional hand movement of the walking aid frame is completed, the difficulty of independent standing of the patient is increased, the patient has larger dumping risk in the process of moving the walking aid frame, the existing walking aid frame also lacks safety protection, the whole walking aid frame is easy to tip over, and the patient is subjected to secondary injury.
Disclosure of Invention
The invention aims to provide a medical rehabilitation walking auxiliary device, which is characterized in that a walking support is connected with a walking wheel set and a wearing assembly so as to facilitate the use of the auxiliary device by a patient, the wearing assembly is connected with the walking wheel set in a transmission way by utilizing a linkage assembly, when the rehabilitation walking is performed, the lower leg of the patient bends to drive the walking wheel set to rotate, the walking wheel set rotates to drive the whole walking auxiliary device to move, the acting force for driving the walking auxiliary device to move forwards is reduced, the use of the patient is facilitated, the whole device is good in stability and difficult to topple in the use process, and the safety coefficient is high. Solves the problems in the background technology.
In order to achieve the above object, the present invention provides the following technical solutions:
The walking auxiliary device for medical rehabilitation comprises two walking brackets, wherein the two walking brackets are connected in an adjustable mode through connecting cylinders, the two walking brackets are connected with a walking wheel set, an armrest and a wearing assembly, the walking wheel set is connected to the lower side of the walking brackets in a rotating mode, the armrest is fixedly connected to the upper side of the walking brackets, the wearing assembly comprises a connecting piece, the connecting piece is connected with the walking brackets, a first connecting plate is detachably connected with the connecting piece, a second connecting plate is connected with the first connecting plate in a rotating mode, a third connecting plate is connected with the second connecting plate in a rotating mode, and fixing binding bands are connected to the second connecting plate and the third connecting plate.
Further, the walking wheel set is connected with the wearing assembly through a linkage assembly, the linkage assembly comprises a first box body, a second box body, a first linkage rod and a second linkage rod, the first box body is fixedly connected with a walking support, the first box body is rotationally connected with an eccentric wheel, a linkage driving bevel gear and a linkage driven bevel gear, two ends of the first linkage rod are respectively rotationally connected with the eccentric wheel and the second linkage rod, one end, far away from the first linkage rod, of the second linkage rod is rotationally connected with a third connecting plate, the eccentric wheel is coaxially and fixedly connected with the linkage driving bevel gear, the linkage driven bevel gear is mutually meshed with the linkage driving bevel gear, the linkage driven bevel gear is fixedly connected with a linkage shaft, the linkage shaft is rotationally connected with the second box body, the free end of the linkage shaft is fixedly connected with the transmission driving bevel gear, the second box body is rotationally connected with the transmission driven bevel gear meshed with the transmission driving bevel gear, and the transmission driven bevel gear is coaxially and fixedly connected with the walking wheel set.
Further, the walking wheel set is connected with the wearing assembly through a linkage assembly, the linkage assembly comprises a first box body, a second box body, a first linkage rod and a second linkage rod, the first box body is fixedly connected with a walking support, the first box body is rotationally connected with an eccentric wheel, a linkage driving bevel gear and a linkage driven bevel gear, two ends of the first linkage rod are respectively rotationally connected with the eccentric wheel and the second linkage rod, one end of the second linkage rod far away from the first linkage rod is rotationally connected with a third connecting plate, the linkage driving bevel gear is coaxially and fixedly connected with a ratchet wheel, the eccentric wheel is coaxially connected with a pawl and a spring, two ends of the spring are respectively connected with one end of the pawl and a connecting shaft of the eccentric wheel, one end of the pawl far away from the spring is matched with ratchet teeth of the ratchet wheel, the driven bevel gear is fixedly connected with a linkage driving bevel gear, the linkage shaft is rotationally connected with the second box body, a free end of the linkage driving bevel gear is fixedly connected with a driving bevel gear, and the second box body is rotationally connected with a driven bevel gear, and the driving bevel gear is rotationally and fixedly connected with a driven bevel gear.
Further, the fixing strap is an elastic strap, and a biosensor is connected to the inner side of the fixing strap.
Further, the biosensor at the second connecting plate is an electrochemical biosensor for detecting sweat components of the thigh part of the patient, and the biosensor at the third connecting plate is a capacitive biosensor for detecting pulse at the ankle part of the patient.
Further, two opposite sides of the walking support are respectively provided with external thread parts with opposite screwing directions, two ends of the connecting cylinder are respectively provided with internal threads with opposite screwing directions, and the two walking supports are connected with the internal threads at the left end and the right end of the connecting cylinder through the external thread parts.
Further, the second connecting plate comprises a fixing part and an adjusting part, the fixing part is rotationally connected with the first connecting plate, the adjusting part is rotationally connected with the third connecting plate, and the adjusting part is in sliding connection with the fixing part.
Further, the first connecting plate is connected with the connecting piece through a bolt combination.
Further, one end of the second linkage rod far away from the first linkage rod is detachably connected with the third connecting plate.
Further, the outer sides of the handrails and the connecting cylinder are sleeved with rubber sleeves, and the walking wheel sets are rubber wheel sets.
The technical scheme has the following away from and beneficial effects:
1. The walking auxiliary device for medical rehabilitation is characterized in that a walking support is connected with a walking wheel set, an armrest and a wearing component, the two walking supports are connected through a connecting cylinder, when the walking auxiliary device is used, the relative distance between the two walking supports is adjusted through the connecting cylinder to adjust the width of the whole walking auxiliary device so as to meet the requirements of different patients, when the walking auxiliary device is used, the wearing device is worn on the legs of the patients, the thighs and the wearing component are fixed through a fixing strap connected to a second connecting plate, the thighs and the wearing component are fixed through a fixing strap connected to a third connecting plate, the patient holds the armrest, auxiliary walking can be completed under the action of the walking wheel set, the whole device is simple in structure and convenient to use, the application range is wide, the wearing component is fixed with the legs of the patients, the walking auxiliary device is not easy to topple in the using process of the patients, and the safety coefficient is high.
2. The walking assisting device for medical rehabilitation provided by the invention is in transmission connection with the wearing assembly through the linkage assembly, when a patient uses the device to assist walking, the bending of the lower leg drives the third connecting plate to rotate, the third connecting plate rotates to drive the first linkage rod and the second linkage rod to rotate, the first linkage rod rotates to drive the eccentric wheel to rotate (the eccentric distances of the third connecting plate, the first linkage rod, the second linkage rod and the eccentric wheel are equivalent to that of a four-bar mechanism, the third connecting plate is used as a driving component, the eccentric distance of the eccentric wheel is used as a rotating driven piece), and the eccentric wheel is fixedly connected with the linkage driving bevel gear coaxially, the eccentric wheel rotates to drive the linkage bevel gear set (the linkage driving bevel gear and the linkage driven bevel gear) to rotate, the linkage bevel gear set rotates under the action of the linkage shaft to drive the transmission bevel gear set (the transmission driving bevel gear and the transmission driven bevel gear), the transmission bevel gear set rotates to drive the walking wheel set to drive the whole walking assisting device to move, and the patient can walk only when the patient walks actively, the lower leg bends, the whole walking assisting device is driven to move, and the walking assisting device can not stay on the whole walking assisting device is further stable, and the walking assisting device can not be further stably rotated, and the safety stability of the walking assisting device can not be ensured is improved is ensured.
3. According to the walking auxiliary device for medical rehabilitation, provided by the invention, a ratchet wheel is coaxially and fixedly connected with a linkage driving bevel gear in a linkage assembly, a pawl and a spring are coaxially connected with an eccentric wheel, the pawl is rotationally connected with a connecting shaft of the eccentric wheel, two ends of the spring are respectively connected with one end of the pawl and the connecting shaft of the eccentric wheel, one end of the pawl away from the spring is matched with a ratchet of the ratchet wheel, the pawl and the spring form a ratchet pawl structure, and the eccentric wheel connected with the pawl can drive the ratchet wheel to rotate only in one direction; in the invention, by controlling the directions of the ratchet wheel and the pawl, when the shank is bent backwards (a patient walks to bend backwards to lift the shank), the pawl is mutually abutted/meshed with the ratchet teeth of the ratchet wheel, and the pawl drives the ratchet wheel to rotate under the action of the connecting shafts of the first linkage rod, the second linkage rod, the eccentric wheel and the eccentric wheel, so that the linkage driving bevel gear is driven to rotate, the walking wheel set rotates under the action of the linkage driven bevel gear, the linkage shaft, the transmission driving bevel gear and the transmission driven bevel gear, the whole walking auxiliary device is driven to move, the help of walking of the patient is realized, and when the shank is recovered (the patient walks forwards to retract the shank for the next bending action), the pawl cannot be effectively abutted/meshed with the ratchet teeth, so that the pawl cannot idle, and the linkage assembly cannot be driven to rotate, the walking wheel set cannot rotate along with the ratchet wheel, the reverse rotation of the walking wheel set is avoided, the risk of backward leaning of the patient is brought to the patient when the shank is recovered, and the safety of the whole device is further improved.
4. The medical rehabilitation walking auxiliary device is characterized in that the fixing binding band is an elastic band and can be suitable for patients with different leg parts, opposite sides of two walking brackets are connected to two ends of the connecting cylinder through threads, the distance between the two walking brackets can be adjusted by rotating the connecting cylinder, the medical rehabilitation walking auxiliary device can be suitable for patients with different body types, the second connecting plate comprises a fixing part and an adjusting part, the adjusting part is in sliding connection with the fixing part, the medical rehabilitation walking auxiliary device can be suitable for patients with different heights/leg parts, the application range of the whole device is wide, and the walking auxiliary effect is ensured.
5. The invention provides a medical rehabilitation walking auxiliary device, which is characterized in that an electrochemical biosensor for detecting sweat components is connected to a fixing strap for fixing thighs, so that information of metabolic substances of thighs of a patient in the exercise process can be obtained, and a capacitive biosensor for detecting arterial beats is connected to a fixing strap for fixing calves, so that pulse/heart rate of the patient at the ankle in the exercise process can be obtained, and vital signs of the patient can be detected through detection of the information of the metabolic substances and the pulse/heart rate, so that medical staff can exercise rehabilitation walking of the patient in a targeted manner.
6. The medical rehabilitation walking auxiliary device is characterized in that a first connecting plate is connected with a connecting piece through a bolt combination, disassembly and adjustment are convenient, a second linkage rod is detachably connected with a third connecting plate, linkage action between a wearing assembly and a walking wheel set can be controlled, a patient/medical staff can select linkage action between the wearing assembly and the walking wheel set according to actual conditions, rehabilitation of the patient is facilitated, rubber sleeves are sleeved on the outer sides of handrails and connecting cylinders, use comfort is improved, the walking wheel set is a rubber wheel set, rotation is uniform and stable, and cost performance is high.
Drawings
FIG. 1 is a schematic structural view of a walking assist device for medical rehabilitation according to the present invention;
FIG. 2 is a front view of a medical rehabilitation walking aid device of the present invention;
FIG. 3 is a side view of a medical rehabilitation walker as aid according to the present invention;
FIG. 4 is a cross-sectional view of A-A of FIG. 3;
FIG. 5 is a cross-sectional view of B-B in FIG. 3;
fig. 6 is a cross-sectional view of C-C of fig. 5.
The names of the corresponding marks in the drawings are:
The walking support 1, the walking wheel set 2, the handrail 3, the connecting cylinder 4, the external thread part 5, the bolt combination 6, the first connecting plate 7, the second connecting plate 8, the third connecting plate 9, the connecting piece 10, the fixing strap 11, the biological sensor 12, the first box 13, the eccentric wheel 14, the linkage driving bevel gear 15, the linkage driven bevel gear 16, the linkage shaft 17, the second box 18, the transmission driving bevel gear 19, the transmission driven bevel gear 20, the first linkage rod 21, the second linkage rod 22, the ratchet wheel 23, the pawl 24 and the spring 25.
Detailed Description
The invention is described in further detail below with reference to the attached drawings and embodiments:
example 1
As shown in fig. 1 to 5, the medical rehabilitation walking auxiliary device comprises two walking brackets 1, wherein the two walking brackets 1 are connected through a connecting cylinder 4, opposite sides of the two walking brackets 1 are respectively provided with external thread parts 5 with opposite rotation directions, two ends of the connecting cylinder 4 are respectively provided with internal threads with opposite rotation directions, the two walking brackets 1 are connected at the internal threads of the left end and the right end of the connecting cylinder 4 through the external thread parts 5, the two walking brackets 1 are respectively connected with a walking wheel set 2, an armrest 3 and a wearing assembly, the walking wheel set 2 is rotationally connected at the lower side of the walking brackets 1, the armrest 3 is fixedly connected at the upper side of the walking brackets 1, rubber sleeves are sleeved at the outer sides of the armrest 3 and the connecting cylinder 4, and the walking wheel set 2 is a rubber wheel set;
The wearing component comprises a connecting piece 10, the connecting piece 10 is fixedly connected with a walking bracket 1, the connecting piece 10 is connected with a first connecting plate 7 through a bolt combination 6, the first connecting plate 7 is rotationally connected with a second connecting plate 8, the second connecting plate 8 comprises a fixing part and a regulating part, the fixing part is rotationally connected with the first connecting plate 7, the regulating part is rotationally connected with a third connecting plate 9, the regulating part is slidingly connected with the fixing part, the second connecting plate 8 and the third connecting plate 9 are both connected with a fixing strap 11, the fixing strap 11 is an elastic belt, the inner side of the fixing strap 11 is connected with a biological sensor 12, the biological sensor 12 at the second connecting plate 8 is an electrochemical biological sensor 12 for detecting sweat components of the thigh part of a patient, and the biological sensor 12 at the third connecting plate 9 is a capacitive biological sensor 12 for detecting pulse at the ankle part of the patient;
The walking wheel set 2 is connected with the wearing assembly through a linkage assembly, the linkage assembly comprises a first box 13, a second box 18, a first linkage rod 21 and a second linkage rod 22, the first box 13 is fixedly connected with the walking bracket 1, the first box 13 is rotationally connected with an eccentric wheel 14, a linkage driving bevel gear 15 and a linkage driven bevel gear 16, two ends of the first linkage rod 21 are rotationally connected with the eccentric wheel 14 and the second linkage rod 22 respectively, one end of the second linkage rod 22 far away from the first linkage rod 21 is rotationally and detachably connected with the third connecting plate 9, in the embodiment, the second linkage rod 22 is connected with the third connecting plate 9 through a spline cylinder and a spline shaft (not shown in the figure), the eccentric wheel 14 is coaxially and fixedly connected with the linkage driving bevel gear 15, the linkage driven bevel gear 16 is mutually meshed with the linkage driving bevel gear 15, the linkage driven bevel gear 16 is fixedly connected with a linkage shaft 17, the linkage shaft 17 is rotationally connected with the second box 18, the free end of the linkage shaft 17 is fixedly connected with a transmission driving bevel gear 19, the second box 18 is rotationally connected with a transmission driven bevel gear 20 mutually meshed with the transmission driving bevel gear 19, and the driven bevel gear 20 is coaxially connected with the walking wheel set 2.
The specific implementation process is as follows:
The walking auxiliary device is used for firstly rotating the connecting cylinder 4 according to actual needs to adjust the distance between the two walking brackets 1, then pulling the second connecting plate 8 according to actual needs to enable the fixing part and the adjusting part of the second connecting plate 8 to slide relatively, fixing the fixing strap 11 on the third connecting plate 9 to be fixedly bound with the lower leg of a patient, fixing the fixing strap 11 on the second connecting plate 8 to be fixedly bound with the thigh of the patient, then sleeving the spline cylinder of the second linkage rod 22 on the spline shaft of the third connecting plate 9 according to actual needs to enable the second linkage rod 22 to rotate along with the rotation of the third connecting plate 9, and finally enabling the patient to hold the armrest 3 by hand, so that the walking auxiliary device can be used for assisting the patient in walking.
The distance between the two walking brackets 1 is adjusted by the rotary connecting cylinder 4, the walking bracket can be suitable for patients with different sizes, the fixing straps 11 are elastic belts, the walking bracket can be suitable for patients with different sizes and legs, the fixing part and the adjusting part of the second connecting plate 8 slide relatively, the walking bracket can be suitable for patients with different heights/different leg lengths, the walking bracket is fixed with the legs of the patients by the wearing assembly, the walking auxiliary device of the patients is not easy to topple in the using process, and the safety coefficient is high.
When the device is used for assisting walking, the lower leg bends to drive the walking wheel set 2 to rotate, the walking wheel set 2 rotates to drive the whole walking auxiliary device to move, the walking auxiliary device is assisted by walking of the patient, the lower leg bends when the patient actively walks under the action of the linkage assembly, the walking wheel set 2 rotates to drive the whole walking auxiliary device to move, and the lower leg is fixed when the patient is standing, the walking wheel set 2 cannot rotate, so that the stability of the whole walking auxiliary device is ensured.
The fixing band 11 for fixing the thigh is connected with an electrochemical biosensor 12 for detecting sweat components, which can obtain the information of metabolic substances of the thigh part of a patient in the exercise process, and the fixing band 11 for fixing the calf is connected with a capacitive biosensor 12 for detecting arterial pulsation, which can obtain the pulse/heart rate of the ankle of the patient in the exercise process, and the vital sign of the patient can be detected through the detection of the information of metabolic substances and the pulse/heart rate, so that medical staff can perform targeted rehabilitation walking exercise on the patient.
Example 2
As shown in fig. 1 to 6, the medical rehabilitation walking auxiliary device comprises two walking brackets 1, wherein the two walking brackets 1 are connected through a connecting cylinder 4, opposite sides of the two walking brackets 1 are respectively provided with external thread parts 5 with opposite rotation directions, two ends of the connecting cylinder 4 are respectively provided with internal threads with opposite rotation directions, the two walking brackets 1 are connected at the internal threads of the left end and the right end of the connecting cylinder 4 through the external thread parts 5, the two walking brackets 1 are respectively connected with a walking wheel set 2, an armrest 3 and a wearing assembly, the walking wheel set 2 is rotationally connected at the lower side of the walking brackets 1, the armrest 3 is fixedly connected at the upper side of the walking brackets 1, rubber sleeves are sleeved at the outer sides of the armrest 3 and the connecting cylinder 4, and the walking wheel set 2 is a rubber wheel set;
The wearing component comprises a connecting piece 10, the connecting piece 10 is fixedly connected with a walking bracket 1, the connecting piece 10 is connected with a first connecting plate 7 through a bolt combination 6, the first connecting plate 7 is rotationally connected with a second connecting plate 8, the second connecting plate 8 comprises a fixing part and a regulating part, the fixing part is rotationally connected with the first connecting plate 7, the regulating part is rotationally connected with a third connecting plate 9, the regulating part is slidingly connected with the fixing part, the second connecting plate 8 and the third connecting plate 9 are both connected with a fixing strap 11, the fixing strap 11 is an elastic belt, the inner side of the fixing strap 11 is connected with a biological sensor 12, the biological sensor 12 at the second connecting plate 8 is an electrochemical biological sensor 12 for detecting sweat components of the thigh part of a patient, and the biological sensor 12 at the third connecting plate 9 is a capacitive biological sensor 12 for detecting pulse at the ankle part of the patient;
The walking wheel set 2 is connected with the wearing assembly through a linkage assembly, the linkage assembly comprises a first box 13, a second box 18, a first linkage rod 21 and a second linkage rod 22, the first box 13 is fixedly connected with the walking support 1, the first box 13 is rotationally connected with an eccentric wheel 14, a linkage driving bevel gear 15 and a linkage driven bevel gear 16, two ends of the first linkage rod 21 are rotationally connected with the eccentric wheel 14 and the second linkage rod 22 respectively, one end of the second linkage rod 22, far from the first linkage rod 21, is rotationally connected with a third connecting plate 9, the linkage driving bevel gear 15 is coaxially and fixedly connected with a ratchet wheel 23, the eccentric wheel 14 is coaxially connected with a pawl 24 and a spring 25, the pawl 24 is rotationally connected with a connecting shaft of the eccentric wheel 14, two ends of the spring 25 are respectively connected with one end of the pawl 24 and a connecting shaft of the eccentric wheel 14, one end of the pawl 24, far from the spring 25 is in matched arrangement with a ratchet of the ratchet wheel 23, the linkage driven bevel gear 16 is mutually meshed with the driving bevel gear 15, the driven bevel gear 16 is fixedly connected with a linkage shaft 17, the free end of the linkage shaft 17 is rotationally connected with the second box 18, the free end of the linkage shaft 17 is fixedly connected with the driving bevel gear 19, the second box 18 is rotationally connected with the driven bevel gear 20, and the driven bevel gear 20 is rotationally connected with the driving bevel gear 20 fixedly and is in parallel with the driving bevel gear 20.
The specific implementation process is as follows:
The walking auxiliary device is used for adjusting the distance between two walking brackets 1 by rotating the connecting cylinder 4 according to actual needs, then pulling the second connecting plate 8 according to actual needs to enable the fixing part and the adjusting part of the second connecting plate 8 to slide relatively, fixing and binding the fixing and binding bands 11 on the third connecting plate 9 with the lower legs of a patient, fixing and binding the fixing and binding bands 11 on the second connecting plate 8 with the thighs of the patient, and finally, the patient holds the handrail 3 by hand, so that the walking auxiliary device can be used for assisting the patient to walk.
The distance between the two walking brackets 1 is adjusted by the rotary connecting cylinder 4, the walking bracket can be suitable for patients with different sizes, the fixing straps 11 are elastic belts, the walking bracket can be suitable for patients with different sizes and legs, the fixing part and the adjusting part of the second connecting plate 8 slide relatively, the walking bracket can be suitable for patients with different heights/different leg lengths, the walking bracket is fixed with the legs of the patients by the wearing assembly, the walking auxiliary device of the patients is not easy to topple in the using process, and the safety coefficient is high.
When the device is used for assisting walking, the lower leg bends to drive the walking wheel set 2 to rotate, the walking wheel set 2 rotates to drive the whole walking auxiliary device to move, the walking auxiliary device is assisted by walking of the patient, the lower leg bends when the patient actively walks under the action of the linkage assembly, the walking wheel set 2 rotates to drive the whole walking auxiliary device to move, and the lower leg is fixed when the patient is standing, the walking wheel set 2 cannot rotate, so that the stability of the whole walking auxiliary device is ensured. The invention is provided with a ratchet wheel 23 and a pawl 24 structure, so that when the lower leg bends backwards (a patient walks to bend backwards to lift the lower leg), the walking wheel set 2 rotates along with the lower leg to drive the whole walking auxiliary device to move so as to realize the help of walking of the patient, and when the lower leg is recovered (the patient walks to retract the lower leg forwards so as to facilitate the next bending action), the pawl 24 idles, the linkage assembly fails, the walking wheel set 2 cannot rotate along with the lower leg, the reverse rotation of the wheels of the walking wheel set 2 is avoided when the lower leg is recovered, the backward tilting risk is brought to the patient, and the safety of the whole device is improved.
The fixing band 11 for fixing the thigh is connected with an electrochemical biosensor 12 for detecting sweat components, which can obtain the information of metabolic substances of the thigh part of a patient in the exercise process, and the fixing band 11 for fixing the calf is connected with a capacitive biosensor 12 for detecting arterial pulsation, which can obtain the pulse/heart rate of the ankle of the patient in the exercise process, and the vital sign of the patient can be detected through the detection of the information of metabolic substances and the pulse/heart rate, so that medical staff can perform targeted rehabilitation walking exercise on the patient.
The foregoing is merely exemplary embodiments of the present application, and detailed technical solutions or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present application, and these should also be regarded as the protection scope of the present application, which does not affect the effect of the implementation of the present application and the practical applicability of the patent. The protection scope of the present application is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (10)

1.一种医学康复用行走辅助装置，其特征在于，包括两件行走支架，两件所述行走支架通过连接筒可调节连接，两件所述行走支架均连接有行走轮组、扶手和穿戴组件；所述行走轮组转动连接在所述行走支架的下侧；所述扶手固定连接在所述行走支架的上侧；所述穿戴组件包括连接件，所述连接件与行走支架连接；所述连接件可拆卸连接有第一连接板，所述第一连接板转动连接有第二连接板，所述第二连接板转动连接有第三连接板，所述第二连接板和第三连接板均连接有固定绑带。1. A walking assist device for medical rehabilitation, characterized in that it comprises two walking frames, the two walking frames are adjustably connected through a connecting tube, and the two walking frames are both connected with a walking wheel group, an armrest and a wearing component; the walking wheel group is rotatably connected to the lower side of the walking frame; the armrest is fixedly connected to the upper side of the walking frame; the wearing component comprises a connecting piece, and the connecting piece is connected to the walking frame; the connecting piece is detachably connected to a first connecting plate, the first connecting plate is rotatably connected to a second connecting plate, the second connecting plate is rotatably connected to a third connecting plate, and the second connecting plate and the third connecting plate are both connected with fixing straps. 2.根据权利要求1所述的一种医学康复用行走辅助装置，其特征在于，所述行走轮组与所述穿戴组件之间通过联动组件连接，所述联动组件包括第一箱体、第二箱体、第一联动杆和第二联动杆，所述第一箱体与行走支架固定连接，所述第一箱体转动连接有偏心轮、联动主动锥齿轮和联动从动锥齿轮，所述第一联动杆的两端分别与所述偏心轮和第二联动杆转动连接，所述第二联动杆远离第一联动杆的一端与第三连接板转动连接；所述偏心轮与联动主动锥齿轮同轴固定连接，所述联动从动锥齿轮与联动主动锥齿轮相互啮合，所述联动从动锥齿轮固定连接有联动轴，所述联动轴与第二箱体转动连接，所述联动轴的自由端固定连接有传动主动锥齿轮，所述第二箱体转动连接有与传动主动锥齿轮相互啮合的传动从动锥齿轮，所述传动从动锥齿轮与行走轮组同轴固定连接。2. The walking aid device for medical rehabilitation according to claim 1, characterized in that the walking wheel group is connected to the wearing component by a linkage component, the linkage component comprises a first box body, a second box body, a first linkage rod and a second linkage rod, the first box body is fixedly connected to the walking support, the first box body is rotatably connected to the eccentric wheel, the linkage active bevel gear and the linkage driven bevel gear, and the two ends of the first linkage rod are respectively rotatably connected to the eccentric wheel and the second linkage rod, and the second linkage rod one end away from the first linkage rod is rotatably connected to the third connecting plate; the eccentric wheel is coaxially fixedly connected to the linkage active bevel gear, the linkage driven bevel gear and the linkage active bevel gear are meshed with each other, the linkage driven bevel gear is fixedly connected to a linkage shaft, the linkage shaft is rotatably connected to the second box body, the free end of the linkage shaft is fixedly connected to the transmission active bevel gear, the second box body is rotatably connected to the transmission driven bevel gear that meshes with the transmission active bevel gear, and the transmission driven bevel gear is coaxially fixedly connected to the walking wheel group. 3.根据权利要求1所述的一种医学康复用行走辅助装置，其特征在于，所述行走轮组与所述穿戴组件之间通过联动组件连接，所述联动组件包括第一箱体、第二箱体、第一联动杆和第二联动杆，所述第一箱体与行走支架固定连接，所述第一箱体转动连接有偏心轮、联动主动锥齿轮和联动从动锥齿轮，所述第一联动杆的两端分别与所述偏心轮和第二联动杆转动连接，所述第二联动杆远离第一联动杆的一端与第三连接板转动连接；所述联动主动锥齿轮同轴固定连接有棘轮，所述偏心轮同轴连接有棘爪和弹簧，所述棘爪与所述偏心轮的连接轴转动连接，所述弹簧的两端分别与所述棘爪的一端和偏心轮的连接轴连接，所述棘爪远离弹簧的一端与棘轮的棘齿配合设置；所述联动从动锥齿轮与联动主动锥齿轮相互啮合，所述联动从动锥齿轮固定连接有联动轴，所述联动轴与第二箱体转动连接，所述联动轴的自由端固定连接有传动主动锥齿轮，所述第二箱体转动连接有与传动主动锥齿轮相互啮合的传动从动锥齿轮，所述传动从动锥齿轮与行走轮组同轴固定连接。3. The walking aid device for medical rehabilitation according to claim 1, characterized in that the walking wheel group is connected to the wearing component by a linkage component, and the linkage component includes a first box body, a second box body, a first linkage rod and a second linkage rod, the first box body is fixedly connected to the walking support, the first box body is rotatably connected to the eccentric wheel, the linkage active bevel gear and the linkage driven bevel gear, the two ends of the first linkage rod are respectively rotatably connected to the eccentric wheel and the second linkage rod, and the end of the second linkage rod away from the first linkage rod is rotatably connected to the third connecting plate; the linkage active bevel gear is coaxially fixedly connected to the ratchet, and the eccentric wheel A pawl and a spring are coaxially connected to the heart wheel, the pawl is rotatably connected to the connecting shaft of the eccentric wheel, two ends of the spring are respectively connected to one end of the pawl and the connecting shaft of the eccentric wheel, and the end of the pawl away from the spring is cooperated with the ratchet teeth of the ratchet wheel; the linkage driven bevel gear and the linkage active bevel gear are meshed with each other, the linkage driven bevel gear is fixedly connected with a linkage shaft, the linkage shaft is rotatably connected to the second box body, the free end of the linkage shaft is fixedly connected with the transmission active bevel gear, the second box body is rotatably connected with a transmission driven bevel gear that meshes with the transmission active bevel gear, and the transmission driven bevel gear is coaxially fixedly connected to the walking wheel group. 4.根据权利要求2或3所述的一种医学康复用行走辅助装置，其特征在于，所述固定绑带为弹性带，且所述固定绑带的内侧连接有生物传感器。4. A walking assist device for medical rehabilitation according to claim 2 or 3, characterized in that the fixing strap is an elastic strap, and a biosensor is connected to the inner side of the fixing strap. 5.根据权利要求4所述的一种医学康复用行走辅助装置，其特征在于，所述第二连接板处的生物传感器为电化学生物传感器，用于检测患者大腿部分的汗液成分；所述第三连接板处的生物传感器为电容式生物传感器，用于检测患者脚踝处的脉搏。5. A walking assist device for medical rehabilitation according to claim 4, characterized in that the biosensor at the second connecting plate is an electrochemical biosensor for detecting the sweat components of the patient's thigh; the biosensor at the third connecting plate is a capacitive biosensor for detecting the pulse at the patient's ankle. 6.根据权利要求2或3所述的一种医学康复用行走辅助装置，其特征在于，两件所述行走支架的相对侧分别设有旋向相反的外螺纹部，所述连接筒的两端分别设有旋向相反的内螺纹，两件所述行走支架通过外螺纹部连接在所述连接筒左右两端的内螺纹处。6. A walking assist device for medical rehabilitation according to claim 2 or 3, characterized in that the opposite sides of the two walking brackets are respectively provided with external threaded portions with opposite rotation directions, and the two ends of the connecting tube are respectively provided with internal threads with opposite rotation directions, and the two walking brackets are connected to the internal threads at the left and right ends of the connecting tube through the external threaded portions. 7.根据权利要求2或3所述的一种医学康复用行走辅助装置，其特征在于，所述第二连接板包括固定部和调解部，所述固定部与所述第一连接板转动连接，所述调解部与所述第三连接板转动连接，所述调解部与固定部之间滑动连接。7. A walking assist device for medical rehabilitation according to claim 2 or 3, characterized in that the second connecting plate includes a fixed part and an adjustment part, the fixed part is rotatably connected to the first connecting plate, the adjustment part is rotatably connected to the third connecting plate, and the adjustment part is slidably connected to the fixed part. 8.根据权利要求2或3所述的一种医学康复用行走辅助装置，其特征在于，所述第一连接板通过螺栓组合与连接件连接。8. A walking assist device for medical rehabilitation according to claim 2 or 3, characterized in that the first connecting plate is connected to the connecting piece by a bolt combination. 9.根据权利要求2或3所述的一种医学康复用行走辅助装置，其特征在于，所述第二联动杆远离第一联动杆的一端与第三连接板可拆卸连接。9. A walking assist device for medical rehabilitation according to claim 2 or 3, characterized in that one end of the second linkage rod away from the first linkage rod is detachably connected to the third connecting plate. 10.根据权利要求2或3所述的一种医学康复用行走辅助装置，其特征在于，所述扶手和连接筒的外侧均套接有橡胶套；所述行走轮组为橡胶轮组。10. A walking assist device for medical rehabilitation according to claim 2 or 3, characterized in that the outer sides of the armrests and the connecting tubes are sleeved with rubber sleeves; and the walking wheel set is a rubber wheel set.
CN202510406789.9A 2025-04-02 2025-04-02 A walking assist device for medical rehabilitation Pending CN120093567A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120713728A (en) * 2025-08-27 2025-09-30 山西医科大学第二医院(山西医科大学第二临床医学院) Adaptive rehabilitation walker and working method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120713728A (en) * 2025-08-27 2025-09-30 山西医科大学第二医院(山西医科大学第二临床医学院) Adaptive rehabilitation walker and working method thereof

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