49 results about "Foot joints" patented technology

The invention relates to the field of baby strollers, and particularly discloses a linkage folding structure of a baby stroller, which comprises a push handle joint, a front foot joint and a rear foot joint which are coaxially arranged, a linkage piece is arranged between the push handle joint and the front foot joint, the push handle joint and the front foot joint synchronously rotate through the linkage piece, and the rotation directions are opposite. The push handle joint and the front foot joint rotate relative to the rear foot joint, a locking structure is arranged on one side of the push handle joint and comprises a locking rod, first locking grooves are formed in the push handle joint and the front foot joint, a second locking groove is formed in the rear foot joint, and the locking rod sequentially penetrates through the two first locking grooves and then extends into the second locking groove of the rear foot joint. According to the folding bicycle frame, the appearance is simple, the structure is compact, transmission force loss is small, folding is easy, the joints are arranged in a stacked mode, the assembling technology is greatly simplified, the locking effect is good, and the stability and strength of the bicycle frame are improved.

The present invention discloses an auxiliary support device for patients with lower limb thrombosis, which relates to the technical field of medical rehabilitation equipment, including lower limb sleeves and foot sleeves, wherein two lower limb sleeves and two foot sleeves are provided, and a sanitary isolation replacement component for keeping the auxiliary lower limb clean is installed on the lower limb sleeve, and a blowing activity auxiliary component for heat dissipation and auxiliary joint movement is installed on the outer surface of the lower limb sleeve. The auxiliary support device for patients with lower limb thrombosis replaces the isolation cotton roll under the action of the rotation and reeling of the reeling shaft, thereby ensuring that the patient's lower limb sleeve remains in a better clean state when the patient uses it next time, avoiding bacterial infection after the patient wears the unsanitary lower limb sleeve, and exercising the patient's foot joints by reminding the patient's feet to perform an upward lifting action. Lifting the feet upward can exercise the calf muscles, including the gastrocnemius muscle and the tibialis anterior muscle, and can also help promote blood circulation in the lower limbs, which helps to reduce lower limb edema and prevent the risk of thrombosis.

The invention discloses a human motion classification method, device and equipment based on RFID and a medium, and the method comprises the steps: collecting human skeleton phase data, and carrying out the preprocessing of the data, and forming RFID skeleton activity data; constructing a human body action diagram, and connecting hand joint nodes and foot joint nodes in the human body action diagram to form an initial human body skeleton structure diagram; and performing graph convolution processing on the initial human body skeleton structure graph to generate a human body action prediction classification label. By adding an improved graph structure formed by connection between the hands and the feet in the human body structure graph, the topological distance between the nodes is reduced, the nodes can be aggregated to more neighbor node information, the aggregation capability of joint features is improved, and the joint feature aggregation efficiency is improved. And during action recognition of cooperation of both hands and hands and feet, richer action feature information can be captured through aggregation features among non-physically connected joints, and the recognition precision of the model on complex postures is improved.

The utility model discloses a sole capable of improving stability and ground pedaling feedback, which comprises a midsole, the midsole comprises a half sole part, a middle foot part and a heel part, the half sole part comprises a main body part and a supporting part, the supporting part is arranged on the inner side and / or the outer side of the main body part, the supporting part has a first density, and the main body part has a second density. The first density is greater than the second density; meanwhile, the utility model discloses badminton shoes. According to the sole and the badminton shoe, the pedaling time can be shortened, the action speed and the movement performance can be improved, meanwhile, stable supporting in the lateral direction is enhanced, fast pedaling feedback and foot joint stability are provided in the pedaling process, effective damping and rebounding effects are provided for the foot of the human body, the bending flexibility of the sole is improved, and the service life of the badminton shoe is prolonged. And meanwhile, good wear resistance and slip resistance are achieved.

The utility model discloses a sneaker with a damping midsole plate, which belongs to the technical field of sports goods and comprises a sole plate, damping holes are arranged on one side of the front end of the sole plate, a plurality of anti-skidding balls are fixedly connected to the bottom of the sole plate, a damping net is fixedly connected to the top of the inner wall of the sole plate, and the damping net is fixedly connected to the bottom of the sole plate. The top of the sole plate is fixedly connected with a vamp, a plurality of connecting holes are formed in the vamp, a damping assembly is arranged in the sole plate, the shock absorption assembly is arranged, impact force can be effectively absorbed and dispersed, vibration to foot joints and bones is reduced, and therefore sports are more comfortable; by arranging the shock absorption net, impact force can be evenly dispersed to the whole shoe sole area, local pressure is prevented from being too large, fatigue and damage of specific parts of the foot can be reduced, and the wearing comfort degree is improved.

The application relates to the technical field of rehabilitation aids, and particularly provides a foot-ankle joint training device which comprises a base, a transmission structure arranged on the base and comprising horizontal bevel gears and vertical bevel gears which are engaged with each other, a foot plate connected with the vertical bevel gears at one end, a telescopic supporting arm connected with the base at one end and provided with a magnetic binding part, a control structure arranged on the base and connected with the transmission structure, and a power supply structure electrically connected with the control structure and the transmission structure at one end and provided with an emergency switch. The simple and stable bevel gear structure changes the transmission direction, drives the foot plate to bear and train the foot-ankle joint, the length of the telescopic supporting arm can be adjusted to adapt to the calf sizes of different users, the magnetic binding part can be connected with the calf of a user, the emergency switch can control the operation of the power supply structure, the emergency shutdown is more stable and fast, and the safety of the foot-ankle joint training device is improved.

The present invention relates to the technical field of stress, and particularly relates to a method for stress evaluation of the column base joint of a concrete-filled steel tube column used for waste incineration power generation, including: screening all key areas of the foot joint according to the displacement property of the key area of the foot joint to obtain all deformed key areas of the foot joint; screening the deformed key areas of the foot joint according to the stress uniformity of the deformed key areas of the foot joint to obtain all key areas of the foot joint to be corrected; taking the updated vector angle and stress tolerance of each key area of the foot joint to be corrected as the stress vector integration result of each key area of the foot joint to be corrected; and evaluating the stress of the column base joint of the concrete-filled steel tube column based on the stress vector integration result. The present invention improves the accuracy of the stress evaluation result of the column base joint of the concrete-filled steel tube column.

The embodiments of the present application provide a massage insole and massage shoe. The massage insole includes: a substrate; an air bag, including an air supply part and an air receiving part that are interconnected, the air supply part is arranged on the substrate, and the air receiving part is arranged on the substrate or on the side of the air supply part away from the substrate; a massage head, which is in conduction with the air supply part or the air receiving part, and the massage head is arranged on the substrate or on the side of the air receiving part away from the substrate. By arranging an air bag and a massage head in the massage insole, the human body applies external force to the air bag during movement, and the fluid flows in a directional manner from the air supply part to the air receiving part, thereby protecting the foot joints, correcting the biomechanical lines of the lower limbs, and alleviating foot pain. In addition, the fluid flows from the air bag to the massage head, and the acupuncture points are massaged by simulating massage techniques through nonlinear fluid flow. It integrates multiple functions such as decompression, correction, massage, and massage, has a high space utilization rate, is applicable to a wide range of shoe categories, is highly comfortable, does not require an additional power source, has low modification costs, and is highly safe.

The invention relates to a human body foot point cloud completion method based on joint guidance, and belongs to the technical field of three-dimensional human body data processing. The problem that a reasonable anatomical structure conforming to biomechanical constraints is difficult to recover when foot data is missing in an existing point cloud completion method is solved. According to the technical scheme, foot key joint coordinates are predicted and features are extracted through a joint enhancement encoder, a sparse seed point cloud is generated by a generator, and three-level progressive refining reconstruction is carried out by a decoder. The method has the technical effects that the anatomical accuracy of a completion result and the robustness to noise are remarkably improved, detail recovery from coarse to fine is realized, and a high-quality data basis is provided for medical application.

The invention provides a shoe and boot material with a porous structure, and relates to the technical field of shoe and boot manufacturing, the shoe and boot material comprises micropores and nanopores, 85% of the micropores are communicated through the nanopores, moisture is discharged through the micropores and the nanopores, and meanwhile the rebound resilience of the shoe and boot material is guaranteed. 85% of the micropores are communicated through the nanopores, moisture is discharged through the micropores and the nanopores, and dryness and comfort are kept; meanwhile, external impact force can be effectively absorbed and dispersed through the micropores, so that foot joints and muscles are protected, and it is guaranteed that the shoe and boot material has good rebound resilience and damping performance.

A foot joint assembly for a portable shelter may include a plate portion for contacting the ground, a tongue portion extending transversely from the plate portion, a first opening extending through the plate portion, a second opening extending through the tongue portion, and one or more pole receptacles pivotably attached to the tongue portion. The first opening may receive a stake for affixing the assembly to the ground. A pole receptacle may include an elongated portion for receiving a pole for the shelter frame, and a flange portion extending from the elongated portion for attachment to the tongue portion. Embodiments of the present technology further include a shelter system, a frame for a shelter system, or other structures that implement joint assemblies.

The utility model discloses an anti-deformation casual shoe, which belongs to the technical field of casual shoes, and comprises a sole, an anti-torsion component arranged in the sole, a front vamp and a rear vamp respectively arranged at the top end of the sole, an insole component arranged at the top end of the sole, and an anti-torsion piece arranged at the bottom of the sole, side anti-torsion sheets are fixedly connected to the two ends of the bottom anti-torsion sheet, an anti-torsion assembly is arranged on the inner side of the shoe sole, the side anti-torsion sheets are transversely arranged in the shoe sole and can play a role in torsion resistance, and the side anti-torsion sheets fixed to the two ends of the bottom anti-torsion sheet extend to the outer side of the shoe and wrap the joint of the front vamp and the rear vamp. The side face of the foot arch is wrapped and supported, the extension piece extends from the foot arch to the forefoot and the heel to increase the anti-torsion area, the anti-torsion assembly extends outwards from the foot arch to improve the anti-torsion and supporting performance of the shoe sole, the foot can be effectively supported, changes of stress points are reduced, and foot joints and muscles can be protected.

The invention discloses an orthopedic postoperative traction rehabilitation nursing device which comprises a right-angle frame, a leg supporting frame, a pushing device, a foot supporting device, a swinging device, a balancing weight and a traction overload protection device, the leg supporting frame is rotatably arranged on the right-angle frame, and a leg bandage is arranged on the leg supporting frame; the pushing device is arranged below the leg supporting frame, and the pushing end of the pushing device is pivotally connected with the bottom of the leg supporting frame; the foot supporting device is arranged on the leg supporting frame in a sliding mode and abuts against the pressure sensor through pulling of the balancing weight, the driving end of the swinging device is connected with the rotating end of the leg supporting frame, and the swinging end of the swinging device is connected with the rotating plate; the traction overload protection device is arranged under the balancing weight and electrically connected with the pressure sensor through the controller. Postoperative detumescence can be accelerated, foot joint capsule adhesion and muscle disuse atrophy can be avoided, and the risk of joint fibrosis is reduced.

A bed base kit includes left and right side rails and a head and foot rails. The first end of the left side rail interconnects with the left end of the head rail at a left head joint. The first end of the right side rail interconnects with the right end of the head rail at a right head joint. The second end of the left side rail interconnects with the left end of the foot rail at a left foot joint. The second end of the right side rail interconnects with the right end of the foot rail at a right foot joint. The joints have male and female interconnect elements cooperatively operable to interconnect the respective ends. A center rail may also be provided for supporting a midportion of slats, with the center rail having ends that interconnect with the head and foot rail.

The invention discloses an orthopedic joint exercise device, and relates to the technical field of joint exercise equipment, the orthopedic joint exercise device comprises a fixed base, a rotating base, a support roller, a foot fixator, armrests, an L-shaped movable plate, a driving mechanism, a turnover mechanism, a sliding mechanism, a rotating mechanism and a finger joint exercise assembly, the two armrests are driven by the driving mechanism to rotate; the two supporting rollers are driven to turn over through a turnover mechanism, the two L-shaped movable plates are driven to slide through a sliding mechanism, the sliding mechanism is driven to work by the turnover mechanism, and the two foot fixers are driven to rotate through a rotating mechanism. Knee joints and foot joints are exercised at the same time, the finger joint exercise assembly also serves as a starting component of the device, and the device can be driven to work only when the finger joint exercise assembly is used.

To provide a therapeutic method for safely and effectively promote extention of a human body length without putting an excessive burden on a body of a person to be treated.SOLUTION: A therapeutic method is a method for promoting extention of a body length of a person to be treated, the method including: a first foot joint alignment step of adjusting arrangement of foot joints of the person to be treated; a knee joint alignment step of adjusting arrangement of knee joints of the person to be treated; a hand joint alignment step of adjusting arrangement of hand joints of the person to be treated; an elbow joint alignment step of adjusting arrangement of elbow joints of the person to be treated; a second foot joint alignment step of adjusting arrangement of foot joints of the person to be treated; a back part and hip alignment step of adjusting the back part and the hips of the person to be treated; a cervical spine adjusting step of adjusting arrangement of cervical spines of the person to be treated; and a foot knee confirmation step of confirming arrangement states of foots and knees of the person to be treated.SELECTED DRAWING: Figure 1

To provide a muscle force estimation device and a muscle force estimation method capable of estimating muscle forces of individual muscle groups classified by function in a lower thigh part.SOLUTION: The muscle force estimation device causes a subject to exert end forces in four directions in a two-dimension plane, and measures the end forces exerted in the respective directions by a detection unit. The end force exerting position is estimated based on the measured end force and the moment around the z-axis orthogonal to the two-dimension plane detected by the detection unit when the end force is measured. Each measured end force is converted into a joint torque based on the estimated end force exerting position. On the basis of the converted joint torque, the output distribution of the hexagonal joint torque in which the lengths of all opposite sides are equal is plotted on a torque plane with the joint torque relating to the knee joint as one axis and the joint torque relating to the foot joint as the other axis perpendicular to the one axis. Based on the output distribution drawn by the drawing unit, the muscle group torque of each muscle group of the crus is estimated.SELECTED DRAWING: Figure 5

The utility model relates to a curved foot joint assembly which comprises a first pipe fitting and a second pipe fitting, the first pipe fitting and the second pipe fitting are both provided with hollow structures, the second pipe fitting comprises a connecting section and a movable section eccentrically arranged on the connecting section, and the movable section is located in the hollow portion of the first pipe fitting. The pipe fitting is characterized in that a locking hole is formed in the end face, facing the connecting section of the second pipe fitting, of the first pipe fitting, the locking hole is obliquely formed and communicated with the hollow portion of the first pipe fitting, and a locking piece is connected into the locking hole so that the second pipe fitting and the first pipe fitting can be locked. By the adoption of the technical scheme, the locking hole is formed in the end face, close to the second pipe fitting, of the first pipe fitting, the locking hole is obliquely formed, installation of a screw is facilitated, the screw cannot be hindered, and the screw is not prone to slipping when installed.

Bone cutting guides and bone cutting guide assemblies are disclosed that are useful for preparing a bone in a joint space, such as those in mid-foot region joints, to prepare the cartilage end of the bone for receiving cartilage repairing implants such as hydrogel implants.

The utility model relates to a sports suspension bridge floor which comprises a floor body which is formed by seamlessly splicing a plurality of unit plates. The unit plate comprises a plate body, the top face of the plate body is a flat face, a plurality of supporting modules are arranged on the bottom face of the plate body, each side face of the plate body is correspondingly provided with at least one supporting module, and at least one side face of each supporting module is flush with or close to the side edge of the plate body. A male buckle or a female buckle matched with the male buckle is arranged on the side face, flush with or close to the side edge of the plate body, of the supporting module. Each unit plate is independent and is provided with the supporting module, the supporting modules not only can enhance the bearing capacity of the plate body, but also can suspend the plate body to form a suspension bridge, and the suspension design can enable the plate body to generate certain elasticity, so that the leaping ability of an athlete can be enhanced, and meanwhile, the risk of foot joint injury of the athlete can be reduced.

The application provides a three-dimensional motion capture method for foot joints based on an IMU, which comprises the following steps: collecting foot motion data by using an IMU sensor; and analyzing foot motion according to the collected foot motion data. The application can measure the motion state of small foot joints in a real-life environment with bare feet or with shoes.

The utility model discloses a novel modular passive lower limbs auxiliary ankle joint mechanism, including shoe hoop unit, quick detach unit and connecting rod, wherein, shoe hoop unit is used for fixing foot, forms the ankle rotation movement mechanism, and quick detach unit sets up in shoe hoop unit, realizes passive lower limbs auxiliary ankle joint mechanism and the quick read of foot and is separated, and connecting rod sets up on quick detach unit, is used for connecting passive lower limbs auxiliary ankle joint mechanism and external exoskeleton mechanism. The utility model discloses auxiliary ankle joint mechanism is convenient to wear and take off, can guarantee the stability of structure while simulating the movement of human ankle.

The utility model relates to the field of baby strollers, and particularly discloses a linkage folding structure of a baby stroller, which comprises a push handle joint, a front foot joint and a rear foot joint which are coaxially arranged, a linkage piece is arranged between the push handle joint and the front foot joint, the push handle joint and the front foot joint synchronously rotate through the linkage piece, and the rotation directions are opposite. The push handle joint and the front foot joint rotate relative to the rear foot joint, a locking structure is arranged on one side of the push handle joint and comprises a locking rod, first locking grooves are formed in the push handle joint and the front foot joint, a second locking groove is formed in the rear foot joint, and the locking rod sequentially penetrates through the two first locking grooves and then extends into the second locking groove of the rear foot joint. The folding bicycle frame has the advantages that the appearance is simple, the structure is compact, the transmission force loss is less, the folding is easy, the joints are arranged in a laminated manner, the assembly process is greatly simplified, the locking effect is good, and the stability and the strength of the bicycle frame are improved.

The utility model discloses a lower limb exoskeleton joint rehabilitation training device structure, which relates to the technical field of robots, and comprises a waist fixing plate, the middle part of the front side of the waist fixing plate is fixedly connected with a waist connecting plate, and the bottoms of the left and right thigh adjusting rods are rotatably connected with shank telescopic adjusting assemblies; and shank assisting assemblies are arranged on the rear sides of the left thigh adjusting rod and the right thigh adjusting rod correspondingly, and foot joint angle adjusting assemblies are fixedly connected to the bottoms of the left shank telescopic adjusting assembly and the right shank telescopic adjusting assembly correspondingly. By means of the shank telescopic adjusting assembly, flexible adjustment can be carried out according to the specific shank length of each user or the height of a patient, the effectiveness of training actions is guaranteed, and the shank power assisting assembly, the foot joint angle adjusting assembly, the first power assisting oil cylinder, the hip joint rotating rod and other components are arranged, so that the training effect is improved. A user is assisted in completing actions such as bending and stretching of the lower limbs, the requirement for assistance of shanks and hip joints in the rehabilitation training process is met, and the maximum flexibility of the lower limb exoskeleton is guaranteed.

The utility model discloses a wall-in type curved foot connector which comprises a wall-in pipe fitting and a curved foot body, wherein the wall-in pipe fitting is used for being in threaded connection with a water pipe in a wall body, and the curved foot body is located outside the wall body and is in axial insertion connection with the wall-in pipe fitting. The device is characterized by further comprising a co-rotating structure and a limiting structure, the co-rotating structure comprises a driven part arranged on the outer wall surface of the in-wall pipe fitting and a driving part arranged on the curved foot body; when the in-wall pipe fitting is screwed and locked with a water pipe in a wall body, the curved foot body is driven to rotate on the in-wall pipe fitting, and the driving part is driven to correspondingly abut against the driven part to form connection fit, so that the in-wall pipe fitting is linked to synchronously rotate; the limiting structure is used for restraining the displacement of the curved foot body in the axial direction relative to the in-wall pipe fitting; by the adoption of the technical scheme, the bent foot connector is simple in structure, easy and convenient to install, easy to achieve and low in cost, and the problems that an existing bent foot connector is tedious and inconvenient to install are solved.

The invention discloses a wearable foot joint movement monitoring system and method, and the system employs a joint movement monitoring module to collect the joint movement information of a user, and employs a body balance and load monitoring module to collect the body balance information and load parameter information of the user. A gait information acquisition module is used for acquiring gait information of a user, a physiological parameter acquisition module is used for acquiring physiological parameter information of the user, and a data processing module is used for processing the joint movement information, the body balance information, the load parameter information, the gait information and the physiological parameter information of the user. A foot joint movement monitoring result is obtained, and the foot joint movement monitoring result is sent to a mobile terminal through a communication module; and storing and displaying the joint movement monitoring result by using the mobile terminal and the interaction module.

The present invention relates to the technical field of treadmills, and specifically, to a treadmill and a system with a visual perception shock absorption function. It includes a treadmill main body, a running belt is rotatably connected to the lower part of the treadmill main body, an upper running board and a lower running board are arranged side by side from top to bottom inside the running belt, an acceleration sensor is arranged on the bottom surface of the upper running board, and a number of filling buffer pads are regularly arranged between the upper running board and the lower running board. The treadmill designed by the present invention can reduce the contact distance between the user's feet and the running board, improve the running comfort, improve the plasticity of the product, and the foot landing rebound is more comfortable during the operation of the treadmill, thereby reducing the probability of the user's foot joint injury; the system designed by the present invention reflects the amplitude during the use of the treadmill by obtaining and calculating the AD value of the motor load current, which is convenient to provide a reference for the user to adjust the running state, and then brings a better running body feeling to the user, improves the comfort and safety, and prolongs the service life of the treadmill.

According to the magnetic suspension cushioning function and the shoe provided by the invention, the repulsive force surfaces generated by the two powerful magnets are oppositely combined up and down, and the cushioning function and auxiliary support are provided for the shoe by utilizing the mutual repulsive thrust suspension of the two powerful magnets, so that the requirements of foot joint protection and support during movement are met. The magnetic suspension damping shoe comprises a shoe sole structure, the shoe sole structure is provided with two powerful magnet devices corresponding to the foot of the human body, suspension supporting is generated through repulsive force of powerful magnets, and the magnetic suspension supporting devices are located in the rear section and middle section areas of the foot. The repulsive force surfaces generated by the powerful magnets are arranged in the central cavity of the TPU fixing piece in the direction, the central interior of the TPU fixing piece is of a closed cavity structure, and the powerful magnets are arranged in the cavity structure to be fixed. The material of the TPU fixing sheet has three effects of semitransparent, full-transparent and non-transparent. The whole set of magnetic suspension cushioning device is combined and connected to the central position of the rear section or the middle section of the shoe sole main body, the magnetic suspension cushioning device is exposed out of the side surface of the shoe sole main body, and the magnetic suspension cushioning device is exposed out of the shoe sole main body in a left-right perforation mode and in a left-right groove mode.

The utility model provides a heat dissipation system applied to a large-scale bionic giant animal, which comprises joint heat dissipation mechanisms, the joint heat dissipation mechanisms are arranged at foot joints, neck joints and tail joints of the bionic giant animal, each joint heat dissipation mechanism comprises a rotational joint skeleton, and the rotational joint skeleton is connected with the joint heat dissipation mechanisms. The rotational joint skeleton comprises a pair of hinged supporting skeletons, a plurality of connecting strips are arranged on the peripheries of the supporting skeletons, the ends, away from the supporting skeletons, of the connecting strips cover the outer surface layer of the bionic giant animal, and the outer skins located at the hinged position of the two supporting skeletons are not connected. A plurality of air blowing films are arranged between the opening end of the outer skin and the supporting framework in a circumferential array mode; the surface layer heat dissipation mechanism is arranged on the outer surface layer of the bionic giant animal.

The utility model provides a foot fixator, which relates to the field of medical instruments and comprises a threaded rod, a foot bandage and a foot drawstring. One end of the foot bandage is installed on the upper side face of the clamping piece, and a hook-and-loop fastener is sewn on the foot bandage. One end of the foot drawstring is mounted on the upper side surface of the clamping piece, and the other end of the foot drawstring is hinged with a reverse buckle; a knob is mounted at the front end of the threaded rod, a sliding block is in meshed connection with the outer side face of the threaded rod, traction rods are hinged to the left side face and the right side face of the sliding block, and the rear ends of the traction rods are hinged to the non-circle-center position of the rotary disc; a convex column is arranged on the left side surface of the turntable; marked lines are printed on the outer side surface of the turntable; through the arrangement of the threaded rod, the sliding block, the traction rod and the rotating disc, angle positioning adjustment between the leg pad and the foot plate is achieved, the wearing flexibility is improved, and the problems that a traditional foot fixator cannot conduct positioning adjustment according to different bending supporting postures of the foot joint of the human body and is poor in wearing flexibility are solved.