CN222323716U - Ankle foot orthosis - Google Patents
Ankle foot orthosis Download PDFInfo
- Publication number
- CN222323716U CN222323716U CN202323319205.XU CN202323319205U CN222323716U CN 222323716 U CN222323716 U CN 222323716U CN 202323319205 U CN202323319205 U CN 202323319205U CN 222323716 U CN222323716 U CN 222323716U
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- Prior art keywords
- foot
- controller
- shank
- ankle
- foot support
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- 210000003423 ankle Anatomy 0.000 title claims abstract description 7
- 210000002683 foot Anatomy 0.000 claims abstract description 56
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 238000005485 electric heating Methods 0.000 claims abstract description 16
- 239000004744 fabric Substances 0.000 claims description 15
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 230000001276 controlling effect Effects 0.000 claims description 8
- 230000009467 reduction Effects 0.000 claims description 7
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 2
- 210000003437 trachea Anatomy 0.000 claims description 2
- 210000003141 lower extremity Anatomy 0.000 abstract description 12
- 210000000544 articulatio talocruralis Anatomy 0.000 abstract description 7
- 230000006870 function Effects 0.000 abstract description 2
- 210000001361 achilles tendon Anatomy 0.000 description 6
- 230000017531 blood circulation Effects 0.000 description 5
- 210000004204 blood vessel Anatomy 0.000 description 5
- 238000002560 therapeutic procedure Methods 0.000 description 5
- 206010062575 Muscle contracture Diseases 0.000 description 4
- 208000001132 Osteoporosis Diseases 0.000 description 4
- 208000005392 Spasm Diseases 0.000 description 4
- 206010047249 Venous thrombosis Diseases 0.000 description 4
- 208000006111 contracture Diseases 0.000 description 4
- 210000003414 extremity Anatomy 0.000 description 4
- 206010003694 Atrophy Diseases 0.000 description 3
- 206010034701 Peroneal nerve palsy Diseases 0.000 description 3
- 230000037444 atrophy Effects 0.000 description 3
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 206010051055 Deep vein thrombosis Diseases 0.000 description 2
- 206010049816 Muscle tightness Diseases 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 244000309466 calf Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 230000033764 rhythmic process Effects 0.000 description 2
- 208000014644 Brain disease Diseases 0.000 description 1
- 208000032274 Encephalopathy Diseases 0.000 description 1
- 206010019196 Head injury Diseases 0.000 description 1
- 208000028389 Nerve injury Diseases 0.000 description 1
- 208000030886 Traumatic Brain injury Diseases 0.000 description 1
- 108091008698 baroreceptors Proteins 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000007917 intracranial administration Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008764 nerve damage Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 210000001774 pressoreceptor Anatomy 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009023 proprioceptive sensation Effects 0.000 description 1
- 208000020431 spinal cord injury Diseases 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Rehabilitation Tools (AREA)
Abstract
The utility model discloses an ankle foot orthosis, wherein an inflatable bag and an electric heating wire mesh are arranged on the inner side of a shank part of the ankle foot orthosis, the inflatable bag is connected with an air pump through an air pipe, the air pump is connected with a controller and used for driving the inflatable bag to inflate and deflate through control of the controller, the electric heating wire mesh is connected with the controller and used for heating the shank through control of the controller, a foot support part can support feet and is fixedly connected with the feet through foot binding belts, a vibrating motor is arranged at the bottom of the foot support part and connected with the controller and used for vibrating soles through control of the controller, a servo motor is arranged on the foot support part, a connecting plate is arranged on a rotating shaft of the servo motor and connected with the bottom end of the shank part, and the servo motor is connected with the controller and used for adjusting an included angle between the shank part and the foot support part through control of the controller. The utility model can simultaneously have the functions of pressing and heating the lower leg, vibrating the sole of the foot and passively moving the ankle joint, thereby improving the control capability of the movement of the lower limb.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to an ankle-foot orthosis.
Background
Due to the sequelae or plant status of central nerve injury such as craniocerebral injury, intracranial infection, spinal cord injury, encephalopathy, etc., long-term bedridden patients often suffer from triceps calf spasm and achilles tendon contracture, and foot drop, osteoporosis, deep vein thrombosis of lower limbs, proprioception, etc., the living quality of the patients is greatly influenced, and even life is threatened. However, the above-mentioned conditions lack specific therapeutic methods, and the occurrence and development of the therapeutic methods can be slowed down only by means of instruments and equipment such as rehabilitation training, wax therapy, electric massage and the like, so that the poor control capability of the limb movement is improved.
Disclosure of utility model
The technical problem to be solved by the utility model is to overcome the defects existing in the prior art, and provide the ankle foot orthosis which can relieve triceps spasm and atrophy of lower legs, achilles tendon contracture, increase the movement range of ankle joints, slow down osteoporosis, prevent deep venous thrombosis of lower limbs, promote blood circulation of lower limbs, increase body feeling of lower limbs and improve limb movement control capability.
In order to solve the technical problems, the utility model adopts the following technical scheme:
The utility model provides an ankle foot orthosis, includes shank spare and foot support spare, be equipped with shank bandage on the shank spare and can pass through shank bandage fixed parcel shank, the inboard of shank spare is equipped with inflatable bag and electric heat silk screen, the inflatable bag is connected with the air pump through the trachea, the air pump is connected with the controller and is used for controlling with the drive inflatable bag through the controller and aerify and deflate, electric heat silk screen is connected with the controller and is used for controlling with the heating shank through the controller, foot support spare can hold the foot and pass through foot bandage and foot fixed connection, the bottom of foot support spare is equipped with vibrating motor, vibrating motor is connected with the controller and is used for controlling with the vibration plantar, be equipped with servo motor on the foot support spare, be equipped with the connecting plate in servo motor's the axis of rotation, the connecting plate is connected with the bottom of shank spare, servo motor is connected with the controller and is used for controlling with the regulation shank spare through the controller and the contained angle between the foot support spare.
As a further improvement of the above technical scheme:
The utility model discloses a leg part, including the leg part, the inboard paste of leg part is equipped with two air bags, the electric heat silk screen paste dress is in the air bag be close to one side of leg to can wrap up the leg, each be equipped with air pressure sensor in the air bag, be equipped with frequency conversion switch on the controller, frequency conversion switch is connected with air pressure sensor, be used for gathering the air pressure data in the air bag in order to transmit for frequency conversion switch.
Each inflatable bag is in a strip shape.
The heating wire net is provided with a temperature sensor, the controller is provided with a timer and a temperature regulator, and the temperature regulator is respectively connected with the timer and the temperature sensor and is used for regulating the heating temperature and time.
The electric heating silk screen comprises hard cloth, an electric heating wire and a cloth cover, wherein the hard cloth is paved on the inflatable bag, the electric heating wire is paved on the hard cloth, and the cloth cover is covered on the electric heating wire.
The heating wires are arranged in a serpentine shape.
The bottom of the foot support piece is provided with three vibration motors, the controller is provided with a speed regulating switch, and the speed regulating switch is connected with each vibration motor and is used for regulating the vibration frequency and the vibration amplitude of each vibration motor.
The tail ends of the shank binding band and the foot binding band are respectively provided with a magic tape which is mutually adhered.
The cross section of the shank member along the length direction of the shank is C-shaped.
The angle sensor is connected with the output shaft of the reduction gear, the controller is provided with an angle regulator, and the angle regulator is connected with the servo motor and used for regulating the included angle between the shank piece and the foot support piece.
Compared with the prior art, the utility model has the advantages that:
The utility model can wrap the lower leg by the lower leg binding band, tighten the lower leg to fit the lower leg, relatively fix the space between the lower leg binding band and the lower leg binding band, press the lower leg by a certain pressure through the inflation and deflation of the inflation bag, press the blood vessel of the permeated leg by the rhythm, and accelerate the running of the blood in the blood vessel, thereby improving the blood circulation of the lower limb, preventing the formation of venous thrombosis, simulating the temperature during the wax therapy treatment by the thermal effect of the electric heating silk screen, heating the triceps of the lower leg, promoting the blood circulation of the lower limb, reducing the muscle tension, softening the achilles tendon, relieving the triceps spasm and atrophy of the lower leg, preventing or slowing down the contracture of the achilles tendon and foot drop, hold the foot by the foot binding band, slow down the osteoporosis by the vibration motor arranged in the plantar interlayer of the foot holding device, increase the body feeling of the lower limb, improve the movement of the limb, and increase the movement range of ankle joint by the servo motor.
Drawings
Fig. 1 is a schematic view of the structure of an ankle-foot orthosis.
Legend description:
1. Shank pieces, 11, shank binding bands, 111, magic tapes, 12, an inflatable bag, 121, an air pump, 13, an electric heating wire mesh, 2, a foot support piece, 21, foot binding bands, 22, a vibrating motor, 3, a controller, 4, a servo motor, 41 and a connecting plate.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the specific examples.
As shown in fig. 1, the ankle-foot orthosis of the present embodiment includes a shank member 1 and a foot support member 2, a shank strap 11 is provided on the shank member 1, and can fixedly wrap the shank by the shank strap 11, an inflatable bag 12 and an electric heating wire mesh 13 are provided on the inner side of the shank member 1, the inflatable bag 12 is connected with an air pump 121 through an air pipe, the air pump 121 is connected with a controller 3 and is used for driving the inflatable bag 12 to inflate and deflate through the control of the controller 3, the electric heating wire mesh 13 is connected with the controller 3 and is used for heating the shank through the control of the controller 3, the foot support member 2 can support the foot and is fixedly connected with the foot through the foot strap 21, a vibration motor 22 is provided at the bottom of the foot support member 2, the vibration motor 22 is connected with the controller 3 and is used for vibrating the sole through the control of the controller 3, a servo motor 4 is provided on a rotating shaft of the servo motor 4, the connecting plate 41 is connected with the bottom end of the shank member 1, the servo motor 4 is connected with the controller 3 and is used for controlling through the controller 3 to adjust an included angle between the shank member 1 and the foot support member 2. The lower leg part 1 can wrap the lower leg through the lower leg binding belt 11 and can tighten to fit the lower leg, the space between the lower leg part 1 and the lower leg part is relatively fixed, the lower leg part is pressed by certain pressure through the inflation and deflation of the inflation bag 12, blood in the blood vessel of the penetrating leg part is extruded by the rhythm, the blood in the blood vessel can run along with the blood vessel to improve the blood circulation of the lower limb, the venous thrombosis is prevented, the temperature (45-50 ℃) during the wax therapy treatment can be simulated through the thermal effect of the electric heating wire mesh 13, the triceps of the lower leg part is heated, the blood circulation of the lower limb can be promoted, the muscle tension is reduced, the achilles tendon is softened, the triceps spasm and atrophy of the lower leg part are relieved, the contracture of the achilles tendon and the foot drop are prevented or slowed down, the foot supporting part 2 can be supported by the foot binding belt 21, the vibrating motor 22 is arranged in the plantar interlayer of the foot supporting part 2, the osteoporosis can be slowed down by vibrating plantar, the lower limb body feeling is increased, the movement of the lower limb is improved, the movement range of the ankle joint can be increased through the servo motor 4, and the movement of the ankle joint can be improved, the embodiment can simultaneously have the functions of pressing lower leg and the heating, the ankle joint and the movement of the limb joint can be controlled by the movement.
In this embodiment, the lower leg member 1 and the foot rest 2 are made of polypropylene. The polypropylene material has chemical resistance, heat resistance, electrical insulation, high strength mechanical property, good high wear resistance and processability and the like.
In this embodiment, two inflatable bags 12 are attached to the inner side of the shank member 1, an electrothermal wire mesh 13 is attached to one side of the inflatable bag 12 close to the shank and can wrap the shank, air pressure sensors are arranged in the inflatable bags 12, a variable frequency switch is arranged on the controller 3, and the variable frequency switch is connected with the air pressure sensors and is used for collecting air pressure data in the inflatable bags 12 to transmit the air pressure data to the variable frequency switch. By the arrangement of the air pressure sensor and the variable frequency switch, the degree of inflation and deflation is fed back to the variable frequency switch by the baroreceptors, so that the inflatable bag 12 can generate proper pressing force on the lower leg when inflated. The air pump 121 is turned on and off by the control of the variable frequency switch to inflate and deflate the inflatable bag 12, and thus the lower leg is repeatedly pressed.
In this embodiment, each balloon 12 is in the shape of a strip.
In this embodiment, a temperature sensor is disposed on the electrothermal wire mesh 13, a timer and a thermostat are disposed on the controller 3, and the thermostat is connected with the timer and the temperature sensor, respectively, and is used for adjusting the temperature and time of heating. When the temperature regulator is started, the electric heating wire mesh 13 is heated when the temperature detected by the temperature sensor is less than 45 ℃, and the heating is stopped when the temperature detected by the temperature sensor is greater than 50 ℃. The timer can be automatically powered off after the time is set to 0-30 minutes.
In this embodiment, the electrothermal wire mesh 13 includes a hard cloth, an electrothermal wire, and a cloth cover, the hard cloth is laid on the inflatable bag 12, the electrothermal wire is laid on the hard cloth, and the cloth cover is covered on the electrothermal wire. The electric heating wire mesh 13 is arranged at the inner side of the inflatable bag 12, and is fixed on the hard cloth in a serpentine wiring mode by an insulated soft rope type heating wire, and the heating wire is wrapped with a cloth cover.
In this embodiment, the heating wires are arranged in a serpentine shape.
In this embodiment, three vibration motors 22 are arranged at the bottom of the foot support 2, and a speed regulating switch is arranged on the controller 3 and connected with each vibration motor 22 and used for regulating the vibration frequency and the vibration amplitude of each vibration motor 22. In the power-on state, a speed regulation switch on the control device is turned on to regulate the vibration frequency, the vibration frequency range can be set to 15-75Hz, the vibration amplitude is 0-1cm, the sole vibrates along with the same frequency of the vibration motor 22,
In this embodiment, the ends of the calf strap 11 and the foot strap 21 are provided with velcro strips 111 bonded to each other. The magic tape 111 is easy to purchase, low in price and convenient to process and sew.
In this embodiment, the cross section of the lower leg unit 1 in the length direction of the lower leg is C-shaped. The opening of the shank 1 is arranged near the toe portion side, and the opening of the foot support 2 is arranged on the upper side, so that the foot support is convenient to wear. The lower leg unit 1 has a thick upper part and a thin lower part.
In this embodiment, the servo motor 4 is provided with an angle sensor and a reduction gear, the rotation shaft is connected with the reduction gear, the connection plate 41 is connected with the output shaft of the reduction gear, the angle sensor is connected with the output shaft, the controller 3 is provided with an angle regulator, and the angle regulator is connected with the servo motor 4 and is used for regulating the included angle between the shank member 1 and the foot support member 2. The shank member 1 and the foot support member 2 are connected with the connecting plate 41 through the servo motor 4 to form an electric hinge structure of an ankle joint, the shank member 1 and the foot support member 2 can be driven to rotate relatively through the angle regulator, and a plurality of gear angles such as included angles of 45-60-75-90-105-120-135 degrees can be arranged to enable the foot to bend and stretch passively.
The above description is merely a preferred embodiment of the present utility model, and the scope of the present utility model is not limited to the above examples. Modifications and variations which would be obvious to those skilled in the art without departing from the spirit of the utility model are also considered to be within the scope of the utility model.
Claims (10)
1. An ankle foot orthosis, includes shank (1) and foot support (2), its characterized in that, be equipped with shank bandage (11) on shank (1) to can pass through shank bandage (11) fixed parcel shank, the inboard of shank (1) is equipped with air bag (12) and electric heat silk screen (13), air bag (12) are connected with air pump (121) through the trachea, air pump (121) are connected with controller (3) and are used for controlling with controller (3) and drive air bag (12) and aerify and gassing, electric heat silk screen (13) are connected with controller (3) and are used for controlling with the heating shank through controller (3), foot support (2) can hold the foot and pass through foot bandage (21) and foot fixed connection, the bottom of foot support (2) is equipped with vibrating motor (22), vibrating motor (22) are connected with controller (3) and are used for controlling with sole motor (3) through controller (3), be equipped with on foot support (2) and be equipped with motor (4) and servo connection board (41) are equipped with on the servo motor (4), servo connection board (41) are connected with foot support (4), servo connection board (41) are equipped with on the foot support (2) And is used for being controlled by a controller (3) to adjust the included angle between the lower leg piece (1) and the foot support piece (2).
2. The ankle-foot orthosis according to claim 1, characterized in that two inflatable bags (12) are attached to the inner side of the shank member (1), the electric heating wire mesh (13) is attached to one side of the inflatable bag (12) close to the shank and can wrap the shank, each inflatable bag (12) is internally provided with an air pressure sensor, the controller (3) is provided with a variable frequency switch, and the variable frequency switch is connected with the air pressure sensor and is used for collecting air pressure data in the inflatable bag (12) to transmit the air pressure data to the variable frequency switch.
3. The ankle-foot orthosis according to claim 2, characterized in that each of the inflatable bags (12) is strip-shaped.
4. Ankle-foot orthosis according to claim 1, characterized in that the electric heating wire mesh (13) is provided with a temperature sensor, the controller (3) is provided with a timer and a thermostat, which are connected to the timer and the temperature sensor, respectively, for regulating the temperature and the time of heating.
5. Ankle-foot orthosis according to claim 1, characterized in that the electric heating wire mesh (13) comprises a stiff cloth laid on the inflatable bladder (12), heating wires laid on the stiff cloth, and a cloth cover covering the heating wires.
6. The ankle-foot orthosis set forth in claim 5, wherein the heating wire is in a serpentine arrangement.
7. Ankle-foot orthosis according to claim 1, characterized in that the foot support (2) is provided with three vibration motors (22) at its bottom, and that the controller (3) is provided with a speed control switch connected to each vibration motor (22) for adjusting the vibration frequency and the vibration amplitude of each vibration motor (22).
8. Ankle-foot orthosis according to claim 1, characterized in that the ends of the shank strap (11) and the foot strap (21) are each provided with a velcro (111) glued to each other.
9. Ankle-foot orthosis according to claim 1, characterized in that the cross-section of the shank (1) in the length direction of the shank is C-shaped.
10. Ankle-foot orthosis according to any one of claims 1-9, characterized in that the servomotor (4) is provided with an angle sensor and a reduction gear, the rotation shaft is connected with the reduction gear, the connection plate (41) is connected with the output shaft of the reduction gear, the angle sensor is connected with the output shaft, the controller (3) is provided with an angle regulator, which is connected with the servomotor (4) and is used for regulating the angle between the shank member (1) and the foot support member (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323319205.XU CN222323716U (en) | 2023-12-05 | 2023-12-05 | Ankle foot orthosis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323319205.XU CN222323716U (en) | 2023-12-05 | 2023-12-05 | Ankle foot orthosis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222323716U true CN222323716U (en) | 2025-01-10 |
Family
ID=94138018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323319205.XU Active CN222323716U (en) | 2023-12-05 | 2023-12-05 | Ankle foot orthosis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222323716U (en) |
-
2023
- 2023-12-05 CN CN202323319205.XU patent/CN222323716U/en active Active
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