41 results about "Foot movements" patented technology

Multi-layered socks with elastomeric padding in accordance with embodiments of the invention are disclosed. In one embodiment, a sock for reducing foot movement is provided, the sock including: a toe region connected to a mid-foot region, connected to a heel region, further connected to an ankle region, the ankle region including an opening; a sole positioned from the toe region through the mid-foot region to the heel region, the sole comprising an inner layer, a middle layer, and an outer layer; the middle layer being attached to the inner layer and encapsulated between the inner layer and the outer layer; the middle layer of the sole varies in thickness; a thickness of the middle layer of the sole is greater in the heel region and the toe region; and the sock forms a hollow tubular shape that is closed at the toe region and open at the ankle region.

The invention discloses a pair of children's shoes and a preparation method thereof, and relates to the field of children's shoes, each of the children's shoes comprises an upper, a sole, a toe cap protection structure and a detachable orthotic insole, the upper is formed by sewing a breathable antibacterial composite fabric; scientific foot protection is achieved through multi-dimensional structure optimization, the 1 / 3 bending structure of the shoe sole accurately corresponds to the first-fifth metatarsophalangeal joint position of the foot, the 15-degree upwarp design and the 3-5 mm sunken structure accord with the foot movement track of a child during walking, running and jumping, the space in the shoe is increased, joint stress damage is reduced, the correction shoe pad is provided with supporting pads aiming at the transverse arch of the forefoot and the longitudinal arch of the inner side and the longitudinal arch of the outer side respectively, and therefore the correction effect is achieved. By the aid of pressure sinking convex-concave grooves in metatarsophalangeal joints and toe joints, plantar pressure can be dispersed, a normal physiological curve of an arch can be maintained, foot development deformity such as flatfoot, strephenopodia or valgus can be effectively prevented, and meanwhile, the surrounding heel cup with the height of 12 mm and the inner side heel cup cooperatively fix the heel to guarantee that the foot keeps a correct force line during movement.

The invention relates to medicine, and more particularly to a novel method for the control of stepping movements in patients with traumatic injuries or diseases of the spinal cord and / or the brain using transcutaneous electrical stimulation, which includes continuously stimulating the spinal cord at the level of the C5-C6, T11-T12 and L1-L2 vertebrae and simultaneously creating a synergistic effect to control foot movement by means of spatial-temporal stimulation of the flexor and extensor muscles of the lower leg in the corresponding phases of the gait cycle. This combined spinal and muscular stimulation enables a coordinated, complete gait, in which the patient is able to control the stepping movements, including controlling foot movements.

The application provides a contralateral movement direction prediction method for heterolateral lower limb myoelectric signals and a related device, and belongs to the technical field of human biological signal processing and pattern recognition. The application uses the combined features of the surface myoelectric signals of the left and right lower limbs, the left foot plantar pressure and the right foot three-dimensional acceleration to construct a training set and a test set; a three-class gait prediction model is constructed, the three-class gait prediction model is trained based on the constructed training set, the three-class gait prediction model training result is tested based on the constructed test set, and a trained three-class gait prediction model is obtained; the combined features of the surface myoelectric signals of the left and right lower limbs, the left foot plantar pressure and the right foot three-dimensional acceleration are input into the trained three-class gait prediction model for right foot movement direction prediction, and a right foot movement direction prediction result is obtained. The application solves the problem of low accuracy of contralateral movement direction prediction for heterolateral lower limb myoelectric signals.

The application relates to the technical field of robot structure, and discloses a multi-form transformation robot which comprises a fuselage, a wheeled walking structure and a foot walking structure, the fuselage comprises a waist front baffle and a waist rear baffle; the wheeled walking structure comprises left walking wheels, a left side wheel connecting plate, right walking wheels and a right side wheel connecting plate, the left walking wheels and the right walking wheels are arranged below the left side and the right side of the fuselage respectively; the foot walking structure comprises a crotch, a leg, a foot and a thigh joint motor, one end of the crotch is connected with the fuselage, the other end of the crotch is connected with one end of the leg through the thigh joint motor, and the other end of the leg is connected with the foot. The application has the advantages that the robot can be flexibly switched between wheeled movement and foot movement, efficient movement on flat road surfaces can be realized, high adaptability in complex terrains can be realized, and the comprehensive mobility and application range of the robot are significantly improved.

The utility model provides an insole with a damping function. The insole comprises a body, a buffering piece, a front buffering piece and a rear buffering piece. Wherein the buffering piece, the front buffering piece and the rear buffering piece are integrally formed on the bottom surface of the body, the insole is made of a material with shock absorption and wear resistance as a basic material, the body, the buffering piece, the front buffering piece and the rear buffering piece are integrated and formed at the bottom of the insole through an integrally-formed hot-pressing process, and the body, the buffering piece, the front buffering piece and the rear buffering piece can be matched and combined in different colors. And the overall appearance of the insole is more layered. In addition, the buffer part and the balance beam are integrally designed in a 7 shape through the arc-shaped part, and collaborative optimization of foot movement supporting and stability is achieved. The arc-shaped part extends along the longitudinal arch of the foot arch and dynamically fits the shape of the foot sole during walking so as to form support; the balancing beams are arranged in the mode that the forefoot transversely extends to strengthen force exerting core areas on the two sides of the insole, the overall torsional rigidity of the forefoot is enhanced through a continuous supporting interface during steering or sudden stop or pedaling on the ground, and the lateral deviation and sliding tendency is restrained.

The invention discloses a vision-based standing long jump take-off violation detection method, which comprises the following steps of: setting a camera on the side surface of a standing long jump test area to acquire a video image, and calibrating four vertex coordinates of a rectangle in a take-off area and a take-off line edge point coordinate; key point coordinates, including left and right shoulders, elbows, wrists, crotches, knees, feet and tiptoes, of the testers in the take-off process are obtained based on 19 key point recognition models; calculating the coordinates of the key points to judge whether two feet are located in a take-off area, whether the two feet take off, whether footstep movement exists before take-off and whether the two hands contact the ground in front of a take-off line; and after the system is started, calculating a take-off violation score by integrating various judgment results, if the conditions that both feet are in an area, no step moves and no hand touches the ground are met in a set time window, judging that the condition is compliance, otherwise, judging that the condition is violation and outputting an early warning. The method can automatically and accurately detect the taking-off violation behavior of the standing long jump, and improves the fairness and efficiency of a sports test.

The utility model discloses a kind of double foot rehabilitation instruments of kicking ball obstacle surmounting. A kind of double foot rehabilitation instruments of kicking ball obstacle surmounting, including left handrail frame and right handrail frame, left handrail frame and right handrail frame are connected by a connecting rod, a winding drum is rotatably connected on connecting rod, and there is a training ball connected to the bottom of pull rope wound on winding drum;Connecting rod and winding drum are relatively fixed by locking mechanism;Obstacle surmounting assembly is installed on left handrail frame and right handrail frame;Obstacle surmounting assembly includes mounting plate, and mounting hole of matrix arrangement is opened on mounting plate, and mounting hole is used for detachably connected with horizontally arranged foam stick. The utility model realizes the rehabilitation training of two modes of kicking ball and obstacle surmounting. Through kicking ball, the rehabilitation training of foot movement strength is realized. Through obstacle surmounting, the training of foot lifting is realized.

The present application relates to the technical field of nerve monitoring, in particular to an intraoperative real-time feedback system and method for sacral nerve stimulation, the system comprising: a biological motion sensing unit for real-time monitoring of the body surface contraction movement of the perineum and perianal area and foot movement through a sensor and generating corresponding multi-modal sensing signals; a processing unit for receiving the multi-modal sensing signals and performing synchronization and feature extraction, inputting the extracted features into a pre-trained machine learning model to obtain a judgment result representing the effect of sacral nerve electrode implantation target point and the accuracy of the target point position; a feedback unit for receiving the judgment result and converting it into feedback information for unified display. The present application realizes objective quantitative evaluation through multi-modal signal synchronous perception and fusion, as well as integrated machine learning model, provides intelligent and predictive feedback beyond simple threshold judgment, and realizes precise guidance of electrode implantation.

The utility model relates to the technical field of medical rehabilitation instruments, in particular to a joint surgery postoperative limb rehabilitation exercise device which comprises a fixing bottom plate, a fixing transverse rod extending in the length direction of the fixing bottom plate is arranged at the top of the fixing bottom plate and located in the middle, and a forward and reverse motor is installed at the front end of the fixing transverse rod. The output end of the forward and reverse motor penetrates through the interior of the fixed cross rod and is connected with a driving screw rod, the driving screw rod is sleeved with a screw rod sliding sleeve in a threaded mode, and a distance graduated scale is arranged at the position, located on one side of the fixed cross rod, of the top of the fixed bottom plate. And by controlling the moving distance of the foot, the moving angle of the knee joint is controlled, and the rehabilitation device is suitable for different patients or different rehabilitation stages of the patients.

The utility model provides a waterproof shoe with a partial pressure elastic upper surface, which comprises a waterproof sole, a double-layer waterproof upper surface and water blocking curtains, the double-layer waterproof upper surface is fixedly arranged on the waterproof sole in a sealing way, the two water blocking curtains are adhered on the double-layer waterproof upper surface, and the two water blocking curtains are arranged in a mirror image way; according to the waterproof shoe, through the design of the double-layer waterproof upper, the waterproof performance is remarkably improved, and water is effectively prevented from being splashed into the shoe. The ventilation holes are designed to form convection, and the inside of the shoe is kept dry and comfortable. The water blocking curtain prevents water from entering while guaranteeing air permeability, and the double effects of water resistance and air permeability are achieved. The elastic partial pressure support provides support and cushioning for the foot, adapts to foot movement, and improves wearing comfort.

The application relates to a human action recognition and prediction method, which comprises the following steps: collecting foot acceleration data in real time; dividing a step phase based on the foot movement data, and constructing a step phase feature vector according to the foot movement data of each step phase; putting the step phase feature vector into a step phase classification model for classification and recognition to obtain a step phase classification result; and predicting whether the next action is a target action based on the step phase classification result. The application can accurately predict the target action and accelerate the starting speed of a response device.

The invention discloses a resistance type ankle pump exerciser which comprises a sole-shaped bottom plate, a vertical upward supporting pipe is arranged on the right side of the upper end of the bottom plate, the tail end of the supporting pipe is bent leftwards to form a horizontal part, a pull rope capable of being pulled to move is arranged in the supporting pipe, and the pull rope is connected with a soft foot sleeve arranged on the foot in a sleeving mode. The foot sleeves can be similar to dancing shoes and can be arranged into series of different sizes, the pull rope and the foot sleeves can be connected through tying and can be conveniently opened and replaced, a heel groove for containing a heel is formed in the left side of the upper end of the bottom plate, and the other end of the pull rope is connected with a pull block located in the supporting pipe. After the foot of a patient wears the foot sleeve, the pull rope can be pulled to perform ankle pump movement, and the pull rope generates resistance for foot movement.

The insole and the sole with the shovel-shaped TPU plate comprise an insole body, the top face of the insole body is provided with a wrapping part extending upwards along the peripheral contour, the bottom face of the insole body is provided with an insole lower layer for stabilizing the rear sole of a foot, the two sides of the half sole part of the insole body are each provided with a protruding part, and the bottom of the insole lower layer is provided with a containing cavity. When the shoe is used, the bearing part firstly makes contact with impact force brought by the foot sole, then the impact force is transmitted to the supporting parts and finally diffused to the positioning pieces at the ends of the supporting parts, pressure is buffered through the structure pressure bearing points, the stability of the heel is improved, the exercise comfort is improved, and the exercise risk is reduced; then the gravity center of the human body transits from the rear sole to the front sole, the design of the shovel-shaped structure of the middle supporting layer can keep the foot sole in a comfortable posture all the time when the foot sole moves, foot fatigue caused by long-term running is relieved, meanwhile, a certain springboard effect is provided, and good pushing force is provided for movement.

The invention provides a foot movement device which comprises a bottom plate, and a shaft body is transversely mounted at the top of the bottom plate; rotating sleeves are arranged on the two sides of the bottom end of the pedal, the rotating sleeves are rotationally arranged on the shaft body in a sleeving mode, and foot binding bands which can be mutually bonded are arranged on the two sides of the front face of the pedal respectively; the fixing mechanism is installed on the bottom plate and used for fixing the bottom plate to a sickbed. The massage mechanism is mounted on the front of the bottom plate and used for massaging soles of a patient. The rotation of the pedal and the movement of each rotating block are linked by utilizing the driving assembly, so that the driving assembly can be driven to transmit through the relative movement between the pedal and the shaft body when a patient performs foot movement, and the foot movement of the patient is used as the driving force for the rotation of each rotating block; the foot sole can be massaged while the patient moves the foot by using the device, so that the foot of the patient can be stimulated, the discomfort of the patient can be relieved, and the blood circulation of the leg of the patient can be promoted.

The application discloses a multi-mode analgesic device for heel blood sampling of infants, and belongs to the technical field of blood sample collection auxiliary equipment. The device comprises a first base body, the first base body is provided with a channel penetrating through both ends of the first base body, one end of the channel is used for exposing the heel of an infant, a pad assembly is arranged on the inner wall of the channel of the first base body, the pad assembly comprises a first pad and a second pad which are stacked in a top-down manner, and the first pad and the second pad are connected through a connecting piece; and the first base body is provided with a player. The scheme solves the problems in the prior art in terms of reducing the pain intervention of infant blood sampling and the application of blood sampling to infants, effectively relieves the pain of infant heel blood sampling, reduces uncontrollable foot movement of infants due to pain, and reduces the harm caused by blood sampling operation to infants.

The leg lifting assistance sock has a sock, an upper strap, and a lower strap. The leg lifting assistance sock utilizes straps that run down the sides of the leg and extend underneath the foot. The leg lifting assistance sock incorporates two different handle options to provide choices to the wearer based on their needs. The leg lifting assistance sock provides a lift at the knee while assisting the wearer in controlling foot movement. The left lifting assistance sock enhances mobility, improve stability, and promotes independence for those with limited leg control.

The invention discloses an ankle pump movement auxiliary training monitor and a using method thereof, and relates to the technical field of medical auxiliary instruments. The device comprises a foot accommodating cavity, a supporting soft cushion, an image acquisition assembly, an image processor, a counter and a controller, wherein the supporting soft cushion is mounted on the inner bottom wall of the foot accommodating cavity; the image acquisition assembly comprises a first image acquisition device and a second image acquisition device, the first image acquisition device is used for acquiring foot image signals during foot stretching and bending movement, and the second image acquisition device is used for acquiring foot image signals during foot surrounding movement. The supporting soft cushion supports the ankle portion to enable the foot to be suspended, contact with the foot is avoided, and friction is reduced. The first image collector is used for collecting the foot position in the foot stretching and bending movement process, the stretching and bending angle can be judged, the second image collector is used for collecting the foot position in the foot surrounding movement process, and therefore the surrounding movement angle is judged, the patient can be helped to standardize the foot movement condition, the training purpose is achieved, and effective movement is achieved.

The invention provides a foot sports injury assessment method, device and equipment based on artificial intelligence and a computer readable storage medium. The artificial intelligence-based foot movement injury assessment method comprises the following steps: acquiring a foot movement video and a foot orthopedic image uploaded by a patient; wherein the foot movement video is a video that a patient performs corresponding actual actions according to standard guidance actions, and the foot orthopedic image comprises at least one of a CT image and an MRI image; inputting the foot movement video and the foot orthopedic image into a pre-trained foot movement injury evaluation model to obtain a foot movement injury evaluation result used for representing the degree of foot movement injury; wherein the foot sport injury assessment model comprises an image encoder, and the image encoder is used for carrying out feature coding and fusion on image frames in the foot sport video and the foot orthopaedic image to obtain image features used for foot sport injury assessment.

The invention discloses a use method of a flexible gravity center transfer trainer. The flexible gravity center transfer trainer comprises a gravity center transfer mechanism, a gravity center transfer detection device, a gravity center transfer display device and a gravity center transfer player. During use, a patient stands on the pedal and steps on the pedal to swing left and right, gravity center transfer data of the patient is detected through the gravity center transfer detection device of the gravity center transfer controller, electronic data is displayed through the gravity center transfer display device, and the patient feeds back the gravity center transfer data of self training to the brain of the patient by seeing the gravity center transfer data of self training and sends a movement instruction to limbs through the brain. The cranial nerves are used for commanding leg and foot movement through the central nervous system, the hemiplegic leg and foot movement is repeatedly trained, the patient is helped to gradually recover the movement capacity of hemiplegic limbs, and the training and rehabilitation effect is improved; when being used as fitness equipment, the pedal is treaded by two feet to swing left and right, so that ligaments and muscle groups of lower limbs, the waist, the abdomen and upper limbs are exercised, and the problem of exercising the body at home of old people is solved; meanwhile, music is played through the gravity center transfer player, the pedal is stepped to swing according to the rhythm of the music, and the exercise fun is increased.

A motion determination apparatus, a learning apparatus, a motion determination method, a learning method, and a program capable of precisely representing motions of the overall body of a user without attaching trackers to the feet of the user are provided. A speed specification section specifies, on the basis of sensing data output from a tracker attached to a region of the upper body of a user, a direction of a speed of the region. An operative foot specification section specifies, on the basis of the specified direction of the speed, one of the left foot and the right foot of the user as an operative foot and specifies the other as an inoperative foot. A motion determination section determines, for each of the left foot and the right foot, a motion of the foot on the basis of whether the foot is the operative foot or the inoperative foot.

This invention provides an adaptive speed method for a lower limb exoskeleton based on a foot sensor. The lower limb exoskeleton has a hip joint that coordinates with the movement of the human hip and a knee joint that coordinates with the movement of the human leg. The method includes: S1: acquiring foot movement data of the lower limb exoskeleton during walking; S2: acquiring the posture of the hip joint during walking; S3: adjusting the output torque of the hip joint and the extension and flexion of the knee joint based on the foot movement data and the posture of the hip joint. This invention discloses an adaptive speed method for a lower limb exoskeleton based on a foot sensor. This method can ensure normal use on the existing control basis, while improving the responsiveness of human-computer interaction, thereby effectively enabling the lower limb exoskeleton to adapt to human speed.

The utility model discloses an isolation sleeve for limb air pressure treatment, which relates to the field of medical protection and comprises two elastic rings, a replacement cover is detachably connected between the two elastic rings, and binding ropes are connected onto the two elastic rings. The elastic ring located on the upper side is contracted and fixed to the upper side of the leg under the elastic effect of the elastic ring, then the elastic ring located on the lower side is pulled to move towards the foot, the replacement cover in the contracted state is driven to stretch till the leg and the foot are completely wrapped, then the binding rope located at the foot end is pulled to bind the excessive replacement cover, and the foot cannot kick out; on the contrary, when the arms or other columnar parts are protected, the binding ropes are not bound, through the cylindrical design, the appearance specification is uniform, production and inventory are facilitated, meanwhile, the protective sleeve can be matched with different parts of the body for use, and practicability is improved.

The present invention provides a wearable tensegrity bionic lower limb device, belonging to the field of robot manufacturing technology; it includes a three-dimensional tensegrity mechanism and a knee joint component, the three-dimensional tensegrity mechanism is used to imitate foot movements; a centripetal joint bearing is mounted on the lower bottom surface of the top block assembly and is mounted on the base plate through the bearing connector; the top block assembly is mounted on the base plate through the top block connector, and the top block connector is used to imitate the twisting and lifting of the ankle joint of the foot; the base plate is provided with a bionic arch for cushioning the impact on the base plate; the knee joint component includes a bionic thigh component and a bionic calf component, and a flexible knee joint tension member is provided at the hinge of the bionic thigh component and the bionic calf component; the present invention restores the movement form of the human lower limb to the greatest extent, can achieve multiple equilibrium states, and has a wide range of applications. It can be used as a wearable bionic structure and can also be directly applied to the lower limbs of robots. It has both impact resistance and load-bearing capacity, high material utilization rate, light weight, and is easy to assemble.

The present application relates to the technical field of dance training auxiliary machines, and discloses a hip-hop big circle action training device, which comprises a protection mechanism, a base is arranged on the protection mechanism, the top of the base is fixedly connected with a plurality of supporting strips, and the top of the supporting strips is fixedly connected with a top plate; the feet of a trainer are fixed by using the force generated by the feet during training, the fixed feet can help the trainer to maintain a more stable posture, reduce the risk of poor training effect or injury caused by swinging or imbalance, and the feet of the trainer are fixed, the device can fix the legs of the trainer, can replace the trainer to hold the legs of the students, so that the trainer can train by himself, and the fixed feet of the trainer can reduce the error caused by inaccurate foot movement, so that the training is more accurate and effective.

The utility model relates to the technical field of medical instruments, and discloses a split type turning-over pillow which comprises a split pillow body for containing shanks and a slope pillow body for containing thighs, a containing groove matched with the shanks in shape is formed in the split pillow body, a slope groove matched with the thighs is formed in the slope pillow body, and a hip containing groove is formed in the front end of the slope groove. The tail end of the split pillow is connected with a decompression foot plate, the front end of the decompression foot plate is provided with a foot containing groove attached to the heel, and an electronic counter is arranged on the bottom face of the decompression foot plate. The lower legs and the thighs of a patient are placed on the split pillow and the slope pillow respectively, so that the orthopedic lower limb post-operation bed is more suitable for orthopedic lower limb post-operation patients; by arranging the pressure-reducing foot plate, the occurrence of heel pressure injury can be effectively prevented, the living quality of a patient is improved, and the safety of the patient is ensured; under the cooperation of the electronic counter and the composite cushion layer, the foot movement of the patient can be subjected to quantity statistics and force detection, the patient is helped to do rehabilitation movement, and the lower limb function is recovered early.

This invention discloses an exercise device for preventing lower limb thrombosis in heart failure, comprising a support plate, a lower limb fixation part, and a foot movement part. A vibrating part is installed inside the support plate, including a support plate that is raised and lowered within the support plate and a vibration motor that drives the support plate to vibrate. The lower limb fixation part is located on top of the support plate and includes an arc-shaped plate fixed to the top of the support plate. Multiple first airbags are equidistantly fixed inside the arc-shaped plate for segmented independent compression massage. The foot movement part is located at one end of the support plate and includes a foot fixing box for fixing the foot. A driving part is installed at the bottom of the foot fixing box for driving the foot fixing box to swing back and forth and left and right. In summary, this invention has the advantages of deep massage effect, promoting blood circulation, reducing the risk of thrombosis, reliable fixation, diverse exercise methods, and promoting lower limb blood circulation.

The title of the invention is 'Portable Electronic Step Board with the Ability to Recognize the Quality of Various Foot Movements.' The technical field of this invention relates to electrical and electronic engineering, utilizing a circuit with various electronic components. Overall, the application of this system, due to its smartness and ability to count different foot movements, spans universities, schools, sports centers, gyms, homes, and more. The system has been designed based on electronics and the functionality of an electronic circuit, utilizing data from pressure, force, weight applied, and the number of pressures exerted on the step board. Evaluating movement quality, distinguishing between correct and incorrect movements, and counting accurate foot movements in home or gym aerobic exercises, as well as sports competition judging, are challenging tasks requiring high precision. To address this issue, the designed system, based on data from foot impacts on the step board, provides precise output to the user, including the quality of movements, differentiation between correct and incorrect movements, the count of correct single and double foot movements, and time.

This invention discloses a vision-based jumping jack detection method. The technical solution includes: acquiring human body key point coordinate data through a camera; identifying foot opening and closing time frames based on a foot trajectory tracking and recognition algorithm by calculating trend scores, and filtering single-foot movement trajectories through time alignment to determine a set of time frames for simultaneous opening and closing of both feet; evaluating the quality of upper limb movements based on arm extension, arm upward extension, and hand clapping at the foot opening and closing time frames, and calculating a clapping action score; comprehensively judging the standardization of each foot opening and closing movement based on the arm lowering score between adjacent foot opening and closing time frames; and accumulating the number of opening and closing movements that pass the standardization judgment to obtain the final number of jumping jacks. This invention can accurately identify jumping jack movements and evaluate the standardization of movements, and can be widely applied in fields such as motion-sensing games, fitness guidance, and physical education.