A post-orthopaedic surgery recovery device

Abstract

The application provides a postoperative recovery device for bone joints, which comprises a waist control device and a wearable bone joint rehabilitation device. The waist control device and the wearable bone joint rehabilitation device are connected in wireless communication. The waist control device comprises an elastic fixing belt, which is uniformly provided with a waist inertia detection module. The elastic fixing belt is also provided with a central processing module. The wearable bone joint rehabilitation device comprises a first support part, a rotating chuck, a second support part and a movement assisting device. The first support part and the second support part are connected with the rotating chuck. The movement assisting device is connected between the first support part and the second support part. In the application, whether additional exercise is needed is determined according to the data of the thigh inertia detection module and the data of the calf inertia detection module. The training intensity is adjusted according to the data of the millimeter wave radar, so that the intelligent control of the training process is realized.

Description

Technical Field

[0001] This invention relates to the field of medical device technology, and in particular to a postoperative recovery device for bone and joint surgery. Background Technology

[0002] Joints are sacs formed by connective tissue linking adjacent bones. The human body's ability to move freely is due to this joint structure. Most joints not only provide for movement but also protect the bones from wear and tear through cartilage. After a period of recovery following bone and joint surgery, the body enters a rehabilitation phase. During this phase, patients typically need to ensure sufficient daily exercise to improve rehabilitation efficiency and effectiveness. Many current rehabilitation devices only provide mechanical training, making it impossible for doctors to understand the patient's actual training progress or recovery status. Therefore, a more intelligent rehabilitation device is needed to meet the needs of patients' bone and joint training. Summary of the Invention

[0003] To address the technical problems of low intelligence and poor training effects in existing bone and joint rehabilitation equipment, the present invention proposes a postoperative recovery device for bone and joints, which includes a lumbar control device and a wearable bone and joint rehabilitation device, wherein the lumbar control device and the wearable bone and joint rehabilitation device are wirelessly connected.

[0004] The waist control device includes an elastic fixing belt, on which waist inertia detection modules are evenly arranged, and a central processing module is also arranged on the elastic fixing belt.

[0005] The wearable osteoarthritis rehabilitation device includes a first support part, a rotating chuck, a second support part, and a motion assist device. The first support part and the second support part are both connected to the rotating chuck, and the motion assist device is connected between the first support part and the second support part.

[0006] Preferably, the motion assist device includes an assist rod, a first connecting part, and a second connecting part. The first connecting part and the second connecting part are disposed at both ends of the assist rod. The first connecting part is connected to the first support part, and the second connecting part is connected to the second support part.

[0007] Preferably, the first support portion includes a rehabilitation assist module and a thigh inertial detection module.

[0008] Preferably, the rehabilitation assistive module includes a disc drive device, the surface of which is provided with a locking position adjustment groove, and a first locking position, a second locking position and a third locking position are evenly arranged inside the locking position adjustment groove, so that the position adjustment module can move between multiple locking positions.

[0009] Preferably, the position adjusting module comprises a moving base and a first fixed frame.

[0010] Preferably, the locking positions are each provided with symmetrical clamping components which can be extended and retracted in the horizontal direction and can surround the first fixed frame when combined together.

[0011] Preferably, the rotating chuck is internally provided with a millimeter wave radar.

[0012] Preferably, the second support part comprises a moving groove and a lower leg inertia detection module.

[0013] Preferably, the moving groove comprises a first electromagnet, a moving module, a movable locking module and a second electromagnet, the first electromagnet and the second electromagnet are arranged at two ends of the moving groove, and the moving module moves along the track between the first electromagnet and the second electromagnet.

[0014] Preferably, the moving module comprises a second fixed frame, and a magnetic medium is arranged outside the second fixed frame.

[0015] Compared with the prior art, the present application has the following beneficial effects:

[0016] According to the data of the thigh inertia detection module and the data of the lower leg inertia detection module, it is determined whether additional exercise is needed, and the training intensity is adjusted according to the data of the millimeter wave radar, so as to realize intelligent control of the training process. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a structural schematic view of a postoperative recovery device for bone joints of the present application;

[0018] Figure 2 is a structural schematic view of a motion assisting device of the present application;

[0019] Figure 3 is a structural schematic view of a rehabilitation assisting module of the present application;

[0020] Figure 4 is a structural schematic view of a position adjusting module of the present application;

[0021] Figure 5 is a structural schematic view of a moving groove of the present application;

[0022] Figure 6 is a structural schematic view of a moving module of the present application.

[0023] In the figure, 1-waist control device, 11-elastic fixing belt, 12-waist inertia detection module, 13-central processing module, 2-wearable bone joint rehabilitation device, 21-first support part, 211-rehabilitation auxiliary module, 2111-disc driving device, 2112-locking position adjusting groove, 2113-first locking position, 2114-second locking position, 2115-third locking position, 2116-position adjusting module, 21161-moving base, 21162-first fixing frame, 212-thigh inertia detection module, 22-rotary chuck, 23-second support part, 231-moving groove, 2311-first electromagnet, 2312-moving module, 23121-second fixing frame, 23122-magnetic medium, 2313-movable locking module, 2314-second electromagnet, 232-calf inertia detection module, 24-motion auxiliary device, 241-assistant rod, 242-first connecting part, 243-second connecting part. DETAILED DESCRIPTION

[0024] In order to have a clearer understanding of the technical features, objectives and effects of the present application, the specific embodiments of the present application will be described with reference to the accompanying drawings.

[0025] As shown in Figure 1 The bone joint postoperative recovery device provided by the present application comprises a waist control device 1 and a wearable bone joint rehabilitation device 2, and the waist control device 1 and the wearable bone joint rehabilitation device 2 are connected in wireless communication through Bluetooth. The wearable bone joint rehabilitation device 2 is worn on the left leg and the right leg of the patient through a fixing buckle.

[0026] The waist control device 1 comprises an elastic fixing belt 11, and four waist inertia detection modules 12 are uniformly arranged on the elastic fixing belt 11. The waist inertia detection module 12 adopts an inertial measurement (IMU) module for measuring the angular velocity and acceleration of the waist in three-dimensional space. A three-axis gyroscope and a three-axis accelerometer are arranged inside the inertial measurement (IMU) module. A central processing module 13 is also arranged on the elastic fixing belt 11. The detection data of the waist inertia detection module is transmitted to the central processing module.

[0027] The wearable bone joint rehabilitation device 2 comprises a first support part 21, a rotary chuck 22, a second support part 23 and a motion auxiliary device 24. The first support part 21 and the second support part 23 are connected with the rotary chuck 22, and the motion auxiliary device 24 is connected between the first support part 21 and the second support part 23.

[0028] As shown in Figure 2As shown, the motion assisting device 24 includes an assisting rod 241, a first connecting part 242 and a second connecting part 243, the first connecting part 242 and the second connecting part 243 are provided at both ends of the assisting rod 241, and are spherical, the first connecting part 242 is connected to the first supporting part 21, and the second connecting part 243 is connected to the second supporting part 23.

[0029] As shown, the first supporting part 21 includes a rehabilitation assisting module 211 and a thigh inertia detection module 212. Figure 1 As shown, the rehabilitation assisting module 211 includes a disc driving device 2111, which can rotate around the center under the driving of a motor, and a locking position adjusting groove 2112 is provided on the surface of the disc driving device 2111. Figure 3 As shown, the position adjusting module 2116 includes a moving base 21161 and a first fixing frame 21162, the moving base 21161 can move along the track under the driving of a motor, and the first fixing frame 21162 is used for connecting the first connecting part 242, and has a cuboid shape and a recess structure corresponding to the shape of the first connecting part 242. Figure 4 As shown, the locking position is provided with symmetrical clamping parts, which have a concave structure, and the two clamping parts can surround the first fixing frame 21162 after being combined together, and the clamping parts can be stretched in the horizontal direction, when it is necessary to adjust the locking position, the current clamping parts are away from each other, so that the position adjusting module 2116 can be moved, and the position adjusting module 2116 is moved to the set locking position, so that the corresponding clamping parts are close to each other, surround the first fixing frame 21162, so that the position adjusting module 2116 cannot be moved.

[0030] The rotating chuck 22 is provided with a millimeter wave radar inside, the millimeter wave radar measures the slight disturbance of the skin surface of the knee joint part caused by the arterial pulse, the radar signal is transmitted to the central processing module, and the heart rate data and the blood pressure data can be obtained through calculation and processing, and the blood circulation of the knee joint is comprehensively judged according to the heart rate data and the blood pressure data, so as to judge the rehabilitation condition of the patient. The millimeter wave radar selects the XENSIV radar chip of Infineon, which is a frequency-modulated continuous wave radar working at 60GHz, and is very suitable for measuring the slight disturbance of the skin surface caused by the arterial pulse.

[0031] As shown in Figure 1 , the second support part 23 includes a moving slot 231 and a calf inertia detection module 232. As shown in Figure 5 , the moving slot 231 includes a first electromagnet 2311, a moving module 2312, a movable locking module 2313 and a second electromagnet 2314. The first electromagnet 2311 and the second electromagnet 2314 are arranged at both ends of the moving slot 231, for driving the moving module 2312 to move, the working mode of the first electromagnet and the second electromagnet is controlled by the central processing module. The moving module 2312 moves along the track between the first electromagnet 2311 and the second electromagnet 2314, as shown in Figure 6 , the moving module 2312 includes a second fixing frame 23121 for connecting the second connecting part 243, which is a cuboid in shape, and has a concave structure inside corresponding to the shape of the second connecting part 243. A magnetic medium 23122 is arranged around the outside of the second fixing frame 23121, which can interact with the first electromagnet 2311 and the second electromagnet 2314. The movable locking module 2313 includes symmetrically arranged clamping parts, which can not only stretch in the horizontal direction, but also move forward and backward along the inner wall of the moving slot 231. The clamping parts are in a concave structure, and when the two clamping parts are combined together, they can surround the second fixing frame 23121. When the moving module needs to move, the clamping parts move away from the moving module, and the moving module moves under the drive of the first electromagnet and the second electromagnet. When the moving module needs to be fixed, the clamping parts in the movable locking module move to the position of the moving module along the inner wall of the moving slot, and the clamping parts move close to each other to surround the magnetic medium, so that the moving module cannot move. The calf inertia detection module 232 also uses an inertial measurement (IMU) module to measure the angular velocity and acceleration of the calf in three-dimensional space, and the detection data of the calf inertia detection module is transmitted to the central processing module.

[0032] The working mode of the bone joint postoperative recovery device includes: 1) a movement assisting mode, at this time, the first fixed frame is locked in the first locking position, the rehabilitation auxiliary module is in a non-working state, the moving module moves under the driving of the first electromagnet and the second electromagnet, the central processing module judges the movement state of the patient according to the data of the waist inertia detection module, adjusts the working mode of the first electromagnet and the second electromagnet according to the movement state, for example, according to the angular velocity data and the acceleration data of the waist inertia detection module, it is judged that the patient is performing a standing action, the first electromagnet is adjusted to attract the moving module, the second electromagnet is adjusted to push the moving module, and the attraction force of the first electromagnet and the pushing force of the second electromagnet are adjusted according to the speed of the standing process; 2) an exercise driving mode, at this time, the central processing module locks the first fixed frame in the second locking position or the third locking position according to the rehabilitation condition of the patient, after the locking of the first fixed frame is completed, the moving module is set to a fixed state so that it cannot move, the rehabilitation auxiliary module enters the working state, the first electromagnet and the second electromagnet are in a non-working state, the disc driving device rotates around the center under the driving of the motor, and the periodic movement of the lower leg is driven through the auxiliary rod to achieve the exercise effect, specifically, the central processing module receives the radar signal from the millimeter wave radar, obtains the heart rate data and the blood pressure data through calculation and processing, comprehensively judges the blood circulation condition at the knee joint according to the heart rate data and the blood pressure data, when the blood circulation condition approaches the normal level, the first fixed frame is locked in the second locking position, otherwise, the first fixed frame is locked in the third locking position. During the day, the bone joint postoperative recovery device is in the movement assisting mode, when it is 8 o'clock at night, the central processing module judges the movement amount of the patient according to the detection data of the thigh inertia detection module and the detection data of the lower leg inertia detection module, when the movement amount meets the requirement, no additional exercise is needed, otherwise, the patient is reminded to perform additional exercise, after the patient completes the preparation work, the bone joint postoperative recovery device is controlled to enter the exercise driving mode.

[0033] Compared with the prior art, the present application has the following beneficial effects:

[0034] 1) By providing assistance to the patient's movement, more movement of the patient in daily life is promoted;

[0035] 2) Whether additional exercise is needed is determined according to the data of the thigh inertia detection module and the data of the lower leg inertia detection module, and the training intensity is adjusted according to the data of the millimeter wave radar, so that intelligent control of the training process is realized.

[0036] The above disclosure is only the preferred embodiment of the present application, and of course cannot limit the scope of protection of the present application. It should be noted that equivalent changes made by those skilled in the art without departing from the design structure and principles of the present application are considered to be within the scope of protection of the present application.

Claims

1. A post-orthopaedic surgery recovery device, characterized in that The bone joint postoperative recovery device comprises a waist control device and a wearable bone joint recovery device, and wireless communication connection is realized between the waist control device and the wearable bone joint recovery device. The waist control device comprises an elastic fixing belt, and waist inertia detection modules are uniformly arranged on the elastic fixing belt. The wearable bone joint recovery device comprises a first support part, a rotating chuck, a second support part and a movement assisting device, the first support part and the second support part are connected with the rotating chuck, and the movement assisting device is connected between the first support part and the second support part. The second support part comprises a moving groove and a lower leg inertia detection module, the moving groove comprises a first electromagnet, a moving module, a movable locking module and a second electromagnet, the first electromagnet and the second electromagnet are arranged at two ends of the moving groove, the moving module moves along a track between the first electromagnet and the second electromagnet, and the moving module comprises a second fixing frame, and magnetic media are arranged outside the second fixing frame. The movement assisting device comprises an auxiliary rod, a first connecting part and a second connecting part, the first connecting part and the second connecting part are arranged at two ends of the auxiliary rod, the first connecting part is connected with the first support part, and the second connecting part is connected with the second support part. The first support part comprises a recovery assisting module and a thigh inertia detection module. The recovery assisting module comprises a disc driving device, a locking position adjusting groove is arranged on a surface of the disc driving device, first, second and third locking positions are uniformly arranged in the locking position adjusting groove, and a position adjusting module can move between the locking positions.

2. The bone joint post-operative recovery device of claim 1, wherein, The position adjusting module comprises a moving base and a first fixing frame.

3. The bone joint post-operative recovery device of claim 2, wherein, The first, second and third locking positions are each provided with symmetrical clamping parts, the clamping parts can be stretched and contracted in the horizontal direction, and the two clamping parts can surround the first fixing frame after being combined together.

4. The bone joint post-operative recovery device of claim 1, wherein, The rotating chuck is internally provided with a millimeter wave radar.

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