175 results about "Human muscle" patented technology

The invention relates to the technical field of bone implantation, and discloses a biomechanical evaluation method and system for a bone defect repair implant, and the method comprises the steps: constructing a human muscle-bone system biomechanical model and a three-dimensional digital model of the bone defect repair implant; through a finite element analysis method, the stress conditions of the bone defect repair implant in different gaits and movement modes are calculated, and the stress conditions of the implant in the actual service process are simulated; and calculating the performance of the implant under the simulated stress, and adjusting the design parameters of the implant. By combining dynamics calculation, bone regeneration process simulation, nano computed tomography image three-dimensional reconstruction and structure optimization, a bone repair implant biomechanical adaptability evaluation mechanism is established, and a comprehensive evaluation system integrating system dynamics calculation and bone healing process analysis is designed. The bone repair and regeneration process and the acting force change process are simulated, the effect of mechanical stimulation on bone regeneration is revealed, and comprehensive evaluation of the structure, the mechanical property, the environmental adaptability and the service life of the implant is achieved.

The invention discloses a massage component and massage equipment. The massage component comprises a mounting assembly, a first transmission assembly and a massage assembly. The first transmission assembly comprises a rotating shaft rotationally arranged on the mounting assembly and a driving part in transmission connection with the rotating shaft. The driving piece can rotate along with the rotating shaft, a first pause angle is formed between the driving piece and the rotating shaft, and the driving piece is provided with an eccentric driving part and a first connecting part which is spaced from the eccentric driving part in the direction of the driving piece. The massage assembly comprises a first massage piece in transmission connection with the eccentric driving part and a limiting piece in rotating connection with the first connecting part. The first massage piece comprises a first massage head capable of performing kneading movement under the driving of the driving piece. According to the massage component and the massage equipment, human muscles can be kneaded, and the massage effect is improved.

The invention provides an entropy-based muscle fatigue assessment method and application thereof, and particularly relates to the technical field of signal processing, and the method comprises the steps: firstly collecting a surface electromyogram (sEMG) signal, and carrying out the preprocessing; then, fractional calculus is combined with a fluctuation dispersion entropy (FDE) algorithm, and a multi-scale processing process is introduced, so that an RCMFFDE algorithm is innovatively proposed. Performing multi-scale analysis on the preprocessed sEMG signal by using the algorithm to generate a plurality of entropy curves; the entropy curve meeting the preset condition is selected as the final entropy curve, and the final entropy curve can accurately reflect the muscle fatigue state. According to the method, the muscle fatigue degree can be effectively and reliably evaluated, and the method has important kinematics and medical significance for preventing human body muscle diseases and sports injuries.

The invention discloses a self-adaptive closed-loop functional electrical stimulation system based on muscle coordination, and the system can adaptively adjust an electrical stimulation signal at a next moment based on the response of human muscles to an electrical stimulation signal at a moment, thereby achieving the self-adaptive adjustment of the electrical stimulation signal at the next moment. The monitoring and control of the electrical stimulation signal are realized; due to the fact that closed-loop control is executed according to the electromyographic signals and the motion signals, and the electromyographic signals and the motion signals actually comprise personalized feature information of the object human body, the self-adaptive closed-loop functional electrical stimulation system based on muscle collaboration can establish evaluation and feedback of the electrical stimulation intervention effect. Therefore, the effectiveness and the safety of electrical stimulation are supervised by utilizing the self-adaptive regulation and control values of the electromyographic signals and the motion signals, and self-adaptive regulation electrical stimulation signal parameters conforming to the individual muscle motion characteristics of the object can be stably output. The device is widely applied to the technical field of rehabilitation training.

According to the flexible sensor for synchronously detecting dynamic and static states and internal conditions of human muscles, dynamic and static force cooperative detection and ultrasonic detection are integrated, and by using the elastic piezoelectric body containing the conductive filler, when the sensor is subjected to compression or stretching deformation, the resistivity and capacitance change greatly. By utilizing the piezoelectric effect and inverse piezoelectric effect of the material, an ultrasonic sensor is compatible with a piezoelectric capacitance type integrated sensor. Flexible electrodes (such as silver nanowires and graphene) and biocompatibility packaging (such as PDMS) are adopted. A time division strategy is adopted, and dynamic and static pressure detection and ultrasonic detection are alternately executed. Based on the technical scheme of the invention, the requirement of realizing accurate monitoring of dynamic force and static force in a full frequency range by using a single flexible sensor is met; the volume and weight of the device are greatly reduced, so that the sensor has good flexibility and wearing comfort, is suitable for physiological monitoring, avoids signal crosstalk and ensures data accuracy.

The utility model relates to the technical field of equipment testing, in particular to a passive following type respirator testing device and system.The device comprises a respiration simulation assembly provided with a passive following type respirator; the muscle simulation assembly is connected with the respiration simulation assembly and used for driving the respiration simulation assembly to move and simulating the expiration and inspiration exchange process of the human body based on the movement of the respiration simulation assembly; and the upper computer is communicated with the muscle simulation assembly and is used for inputting a test instruction to enable the muscle simulation assembly to move and outputting a test result of the passive following type respirator according to the test data of the passive following type respirator. Therefore, the problem that the test accuracy is low due to the fact that the simulated lung lacks a power source and the spontaneous respiration state of human muscles cannot be simulated in the prior art is solved.

The invention discloses an array type flexible wearable girdle for measuring magnetic field signals of human muscles, and belongs to the field of biomedical engineering.The array type flexible wearable girdle comprises flexible girdle bodies and clamping grooves, the flexible girdle bodies are connected through nylon hook-and-loop fasteners to form a closed loop, and the closed loop is used for carrying the multiple clamping grooves; the clamping groove comprises a base lower interlayer, a base upper interlayer, countersunk heads, nuts, an outer wall and a rotary buckle, and the flexible ring belt penetrates through a middle groove between the base lower interlayer and the base upper interlayer and then is pressed and fixed through the four pairs of nuts and countersunk heads. The outer wall is located on the upper surface of the upper interlayer of the base and is in a hollow cuboid shape, the rotating buckle is of a small long arm-shaped structure capable of rotating freely, a protrusion on the tail side of the arm end is meshed with a recess of the outer wall, and the top baffle is used for limiting the top of the clamping groove. The device can adapt to human body parts with different sizes, has the advantages of high conformality, high flexibility, low cost, light weight, easiness in measurement and the like, and can be widely applied to myomagnetic measurement research.

The present invention discloses an antagonistic pneumatic muscle lower limb powered exoskeleton, which includes two dorsolumbar connection plates arranged symmetrically left and right. The dorsolumbar connection plates are successively provided with a hip joint assembly, a knee joint assembly and a sole assembly; providing necessary auxiliary torque for the hip joint to reduce the burden on human muscles; providing necessary auxiliary torque for the knee joint to reduce the burden on human muscles; providing necessary auxiliary torque for the ankle joint to reduce the burden on human muscles; the air pressure of the artificial muscles and the rotation angle required for each joint to generate torque are realized through the kinematics and dynamics control algorithms inside the controller.

A method for efficiently inducing muscle stem cells to obtain muscle fibers or skeletal muscle. The method comprises: firstly, using a suspension culture and three types of muscle stem cell induction culture mediums to carry out step-by-step induction; then using a culture medium containing bovine serum and a basic fibroblast growth factor BFGF for amplification; then using differentiation culture medium containing specific chemical small molecules for inducing differentiation. The method can be used for rapidly inducing pluripotent stem cells to obtain muscle stem cells and mature muscle fibers or skeletal muscle, and one process can obtain a significant amount of muscle stem cells for treatment and disease model simulation, and thus solving the problem that human muscle stem cells are difficult to obtain and amplify.

The invention relates to the technical field of injury rehabilitation, and discloses an electric rehabilitation training device for reducing pelvic floor injury, which comprises a central shaft, the outer wall of the central shaft is sleeved with a sleeve, the outer wall of the sleeve is sleeved with an upper half sleeve plate, the outer wall of the upper half sleeve plate is fixedly provided with an upper half pad, and the inner wall of the upper half pad is provided with a waist pad water bag. According to the electric rehabilitation training device capable of reducing the pelvic floor injury, when a rehabilitation person sits on the device, vibration force is output through the first vibrator and the second vibrator, water in inner cavities of the hip pad water bag and the waist pad water bag is driven by the vibration force, the water in the inner cavities of the hip pad water bag and the waist pad water bag is driven by the vibration force, and therefore the pelvic floor injury is reduced. When a rehabilitation person sits on the device, the hip cushion water bag and the waist cushion water bag are attached to the hip and the waist of the human body, meanwhile, the soft hip cushion water bag and the soft waist cushion water bag are driven by vibration force to relax the muscles of the human body, and rehabilitation of the muscles of the human body is effectively assisted.

The invention discloses a scoliosis orthosis with adjustable orthosis degree, and relates to the technical field of medical equipment, the scoliosis orthosis comprises a caudal vertebra supporting movable assembly, under the cooperation of a dynamic response adjusting assembly, the whole device fits the movement angle of the body to form a structure with adjustable orthosis degree, and timely correction adjustment is formed; the motion of muscle groups near the spine is dynamically adjusted according to the monitoring feedback of the orthopedic contact monitoring piece structure, so that natural human body muscle motion is conveniently simulated, the influence of prevention of muscle atrophy on rehabilitation is reduced, and meanwhile, under the cooperation of an air bag air pressure regulation and control assembly and an air bag regulation assembly, the rehabilitation effect is improved. The air pump and the electromagnetic valve are controlled through the built-in logic controller, so that fluid is independently conveyed into the stress pressure control air bag, adjustment of the stress pressure control air bag is achieved, the comfort level and adaptability of the memory metal fiber fixing belt are improved, the operation burden of a patient is reduced, and use convenience and comfort level are improved.

The present invention concerns a method of generating a population of skeletal muscle derived human muscle precursor cells. For this purpose, a specialized FBS-free cell growth medium is used. The invention further concerns a composition comprising such a population of hMPCs for use as a medicament, especially in the treatment of skeletal muscle dysfunction.

1. The name of the design product: fascia gun (E). 2. The use of the design product: for human muscle relaxation massage. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention relates to the technical field of rehabilitation training equipment, and discloses a hand rehabilitation glove with artificial muscles, which comprises a connecting piece, a plurality of flexible pneumatic muscles are fixedly connected to the surface of the connecting piece, fingerstalls are fixedly connected to the ends, away from the connecting piece, of the plurality of flexible pneumatic muscles, elastic bands are fixedly connected to the surfaces of the plurality of fingerstalls, and the elastic bands are fixedly connected to the surface of the connecting piece. The outer layers of the multiple flexible pneumatic muscles are all expandable woven mesh pipes, the inner layers of the multiple flexible pneumatic muscles are all flexible rubber air bags, the ends, close to the connecting piece, of the multiple flexible rubber air bags are all fixedly connected with air pipes, and the bottom of the connecting piece is fixedly connected with hook-and-loop fasteners. Through precise pressure adjustment of the intelligent control module, natural contraction characteristics of human muscles can be simulated, the collision risk of a traditional rigid driving structure is avoided, and meanwhile, the safety monitoring module monitors the running state of the equipment in real time and triggers emergency response when the equipment is abnormal, so that the safety in the rehabilitation training process is further guaranteed.

1. The name of this design product: low-frequency electrical stimulation device (host). 2. The purpose of this design product: to produce a therapeutic effect by outputting low-frequency pulse electrical stimulation and transmitting it into human muscle tissue. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The utility model discloses a human muscle massager. Comprising a sleeve body and a main machine body, the sleeve body is made of soft rubber and wraps the main machine body, a massage opening is formed in one end of the main machine body, a massage part recessed in the massage opening is arranged at the position, located at the massage opening, of the sleeve body, and a massage component, a main board and a battery electrically connected with the main board are arranged in the main machine body. The massage head is formed by the portion, located at the massage opening, of the sleeve body, and the massage component drives the massage action of the massage head, so that the effect of kneading massage is simulated, and softer and more comfortable massage experience is provided for human muscle massage; meanwhile, the sleeve body made of the soft rubber body wraps the main machine body in an all-around mode, an exposed movable gap does not exist at the joint of the massage head and the main machine body, and therefore the waterproof performance of the main machine body can be effectively guaranteed.

The present invention provides a method, device, and apparatus for predicting human muscle state, relating to the technical field of muscle state prediction. The method comprises: obtaining target human posture data of a target object through motion capture technology; inputting the target human posture data into a posture-muscle state mapping model, and obtaining a predicted muscle state change sequence corresponding to the target object, output by the posture-muscle state mapping model; the posture-muscle state mapping model is trained based on electromyographic signal sample data and posture sample data corresponding to the electromyographic signal sample data. The present invention predicts muscle state using human posture data and a pretrained posture-muscle state mapping model. Compared to existing technologies, this method eliminates the need for real-time electromyographic signal acquisition, reduces human labor costs, and expands application scenarios and applicable environments.

The invention discloses a data evaluation system based on intramuscular nerve acupuncture, and the system obtains a plurality of human muscle and nerve distribution data through a data collection module, and is used for matching a muscle and nerve distribution model of a person to be punctured. After a person to be punctured is matched with the data acquisition module, dividing the muscle and nerve distribution data by adopting an area distinguishing module to generate a plurality of feature identification paths, then determining a main path chain for the plurality of feature identification paths through a feature recognition module, and determining priorities of other path chains based on the main path chain; the main path chain is assigned with a first weight in the feature assignment module, the other feature identification paths are assigned with a second weight based on the priority, and finally the optimal acupuncture position is evaluated according to the comparison result through the result optimization module according to the comparison result of the main path chain and the other feature identification paths. Accurate and effective acupuncture stimulation of a person to be punctured is achieved.

1. The name of the design product: fascia gun. 2. The use of the design product: for massage, relax the human body muscles. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

1. The name of the design product: fascia gun (LT01 series). 2. The use of the design product: for vibration massage, relax the human body muscle. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

1. The name of the design product: fascia gun. 2. The use of the design product: the design product is used for massage, relaxation, etc. of human muscles. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

1. The name of the design product: double-headed fascia gun. 2. The use of the design product: for massaging and relaxing human muscles. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The invention discloses a human body model, and relates to the technical field of teaching instruments, and the human body model comprises a first model frame which is provided with a plurality of first meshes and is used for simulating a human body skeleton; the second model frame is provided with a cavity, a first connecting part, a second connecting part and a plurality of second meshes, the first model frame is arranged in the cavity and detachably connected with the second model frame, the first connecting part is detachably connected with the second connecting part, the second model frame is used for simulating the outer contour of a human body, and the aperture of at least part of the second meshes is larger than that of the first meshes; each of the first model frame and the second model frame comprises at least one of a head and neck, a thorax, an abdomen, a pelvis and four limbs and is correspondingly arranged; the simulation structure comprises a first simulation piece and a second simulation piece, and the first simulation piece is used for simulating blood vessels, nerves and lymphatic vessels; the second simulation piece is used for simulating human muscles and organs. The problem that in the prior art, a human body model used for teaching is difficult to operate manually while the internal structure is visualized is solved.

The upper limb single-arm exoskeleton robot for rehabilitation comprises an upper arm plate, a front arm plate, an elbow joint mechanism and a wrist joint mechanism, and the elbow joint mechanism comprises a first driving assembly, a first transmission assembly and an elbow joint assembly; the elbow joint assembly adopts a double-rocker mechanism, two rockers of the elbow joint assembly are arranged in a crossed mode, the two ends of each rocker are rotationally connected to the ends, close to each other, of the front arm plate and the upper arm plate respectively, and the first driving assembly drives the elbow joint assembly to move through the first transmission assembly and drives the front arm plate to rotate so as to achieve bending / stretching of the elbow joint. The two rockers of the double-rocker mechanism are arranged in a crossed mode, and the instantaneous center track of the crossed point is similar to the instantaneous center track of the elbow joint of the human body, so that the elbow joint movement track of the exoskeleton is similar to the elbow joint movement of the human body, the deviation of the rotation center of the human body joint and the rotation center of the exoskeleton joint is effectively reduced, and the exoskeleton is prevented from extruding human muscles.

The utility model provides professional racing swimming trunks which are made of telescopic fabric, when a user wears the swimming trunks, the telescopic fabric covers the part below the waist and above the knees, the part away from the skin serves as the front face, and a first elastic reinforcing band 1 and a second elastic reinforcing band 2 are fixedly arranged on the front face of the telescopic fabric. An adhesive tape is fixed on the reverse side of the elastic fabric corresponding to the position of each elastic reinforcing band; the first elastic reinforcing band 1, the second elastic reinforcing band 2 and the corresponding adhesive bands extend upwards from the two trouser leg positions of the front piece of the telescopic fabric and reach the waist of the rear piece through the rectus femoris muscle and the lateral femoris muscle. The first elastic reinforcing band 1 and the second elastic reinforcing band 2 are symmetrically distributed along the center line of the telescopic fabric front piece. According to the professional racing swimming trunks, auxiliary compression is carried out through the human body muscle trend and the muscle fiber flow direction, thigh and hip muscle shaking during swimming can be restrained, a flat swimming stroke is supported, and the swimming exercise performance of athletes can be improved.

The invention provides a human-machine cooperation assembly planning method based on human body real-time muscle fatigue, and relates to the technical field of human-machine cooperation assembly manufacturing, and the method comprises the steps: constructing a muscle fatigue index model through a multi-angle motion image set, a human body skeletal muscle model and a biomechanical data set; training the deep learning model through the sample assembly action image set, and constructing an action category recognition model; according to the actual assembly action image set, the human skeletal muscle model, the muscle fatigue index model and the action category recognition model, the actual assembly time consumption and the actual fatigue accumulated value of the person are obtained through calculation; and based on the actual assembly time consumption of the robot, the actual assembly time consumption of the person and the actual fatigue accumulated value, an optimal population is obtained through calculation of a multi-target genetic algorithm, and an optimized man-machine cooperation assembly process is obtained through the optimal population. According to the method, human muscle fatigue and assembling action time consumption are monitored in a non-invasive and real-time mode, the man-machine cooperation assembling procedure is dynamically adjusted, the man-machine cooperation assembling efficiency is improved, human muscle fatigue is reduced, and meanwhile the method is more suitable for the actual assembling environment.

1. The name of the design product: myoelectricity collection box. 2. The use of the design product: for collecting and transmitting human muscle electric stimulation signals. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The application discloses an upper limb exoskeleton adaptive load balancing device. When the exoskeleton is passively flexed at the hip joint due to the terminal load of the lower arm, the load compensation spring is stretched, and a balance torque is provided. During the flexing process of the hip joint, the increase of the angle drives the feedback adjustment spring to be stretched, the action point of the load compensation spring is changed, the load compensation spring is moved towards the direction in which the force arm of the load compensation spring is increased, so that a greater load compensation torque is generated, the flexing degree of the hip joint is reduced, the working posture is optimized, fatigue is reduced, the exoskeleton can make the human trunk keep in a relatively comfortable vertical state to work under the premise of meeting the external load compensation, and the technical problem that the wearer can only rely on the partial pulling force provided by the back flexor muscles to keep the body balanced when the existing upper limb exoskeleton is used to carry out the hanging rod operation is solved. When the load operation is continuously carried out, the wearer needs to provide the balance pulling force, so that the human muscles are relatively tired after long time work.

The invention provides a magnetic response muscle bionic anti-icing substrate and a preparation method thereof, and belongs to the technical field of anti-icing materials. According to the anti-icing base plate, human muscles are simulated, an elastomer driving material is used for simulating muscles, a high-hardness parylene restraint layer is used for simulating human epidermis, and contraction and relaxation of the elastomer material are controllably triggered through magnetic response of magnetic particles arranged in an elastomer, so that macroscopic lines are generated on the surface, and the anti-icing effect is achieved. And the contact area between ice-solid interfaces is changed, so that the adhesion strength between ice and the surface of the substrate is reduced, and the ice layer falls off.

The invention relates to the technical field of human body muscle modeling, in particular to a deltoid muscle outer surface modeling method driven by shoulder joint skin point cloud data. Comprising the following steps: S1, collecting shoulder joint skin surface point cloud data and deltoid MRI; s2, performing data processing on original data of the collected shoulder joint skin surface point cloud data, and performing point cloud abnormal data identification on the shoulder joint skin surface point cloud data after data processing; s3, using the shoulder joint skin surface point cloud data after data preprocessing to construct feature dimensions describing skin surface shape changes, performing recognition and removal of redundant points in a target area in point cloud through an improved clustering algorithm, and using the shoulder joint skin surface point cloud data to perform surface skin contour division corresponding to deltoid muscles; s4, according to the shoulder joint skin surface point cloud data and the deltoid external MRI type, the subcutaneous tissue thickness is determined, and the mapping relation between deltoid and surface skin is constructed according to the subcutaneous tissue thickness; s5, according to the mapping relation between the surface skin and the deltoid muscle outer surface, the muscle outer surface shape is reconstructed.