25 results about "Functional measurements" patented technology

The invention discloses a multi-index real-time monitoring exercise cardiopulmonary test method and system, and relates to the technical field of cardiopulmonary function tests.The method comprises the steps that physiological parameters are synchronously collected through a plurality of high-precision physiological sensors, and time synchronization is conducted; performing wavelet transformation on each physiological parameter, extracting multi-scale features, reconstructing normalized physiological parameters, forming a multi-dimensional physiological state vector, performing ventilation compensation point and anaerobic threshold identification, and calculating a plurality of load indexes; and performing standardization processing on the plurality of load indexes, calculating a comprehensive health score, and generating a personalized health report according to the ventilation compensation point, the anaerobic threshold, the comprehensive health score and the time evolution curve. Accurate multi-dimensional data analysis and feature extraction are achieved through multi-scale wavelet transformation and normalization processing, key physiological mutational points are efficiently recognized in combination with dynamic time warping and a multi-dimensional CUSUM algorithm, a personalized health report is generated, real-time health assessment, trend analysis and training suggestions are provided, exercise performance optimization is helped, and exercise injuries are prevented.

The application relates to the technical field of function test, and discloses a stress measurement system for spring fatigue state, which comprises an excitation unit, a sensing unit and a signal processing unit. The excitation unit applies an alternating excitation magnetic field to the spring to generate a stress-modulated induced electromotive force signal. The sensing unit collects magnetic characteristic parameters by using a quadrature differential sensing structure. The signal processing unit obtains phase components in a tangential signal and a radial reference signal, calculates a dynamic spiral angle deflection based on a phase difference, determines a dynamic differential compensation coefficient to extract a tangential principal stress component and compensate for a magnetic flux leakage vector deviation. Through a space posture modulation and lift gap fluctuation suppression mechanism, the application realizes dynamic alignment of a sensor measurement main shaft and a spring stress tensor main shaft, effectively eliminates geometric deflection errors caused by large amplitude deformation, and ensures that the system has high signal-to-noise ratio and baseline stability under cyclic load.

The invention discloses a function test system for X-ray equipment, which belongs to the technical field of medical equipment test and is mounted on the X-ray equipment. Comprising a data acquisition unit, a data storage unit, a data processing and analysis unit, a parameter analysis unit, a similarity analysis unit, a risk assessment module, a signal sending management unit, a patient detection statistical unit, an X-ray detection grading unit, a patient transfer reason auditing unit and a hospital detection mutual recognition unit. When a patient is transferred, the information of the transferred patient is audited through the patient transfer auditing unit, and if the patient meets the X-ray detection standard again, the patient needs to be subjected to X-ray detection again; otherwise, the X-ray detection does not need to be repeated. The problem of low mutual recognition degree of cross-hospital detection results caused by different equipment, different detection parameters and the like among different hospitals is solved, the medical cost of patients is reduced, and the waste of medical resources is reduced.

The present invention discloses a multifunctional measuring device for basic information of municipal drainage pipelines, wherein the terminal assembly can be fixed on the upper end of the probe rod assembly, and the probe assembly is fixed on the bottom end of the probe rod assembly; the terminal assembly is electrically connected to the probe assembly; the probe assembly can measure multiple coordinate data of the inner wall on any cross section of the pipeline to be measured, and the terminal assembly can calculate the inner diameter, outer diameter and buried depth of the pipeline to be measured based on the multiple coordinate data of the probe assembly. The present invention also discloses a measuring method, wherein the present invention lowers the probe assembly into the pipeline to be measured through the probe rod assembly, performs measurement operations on the cross section of the pipeline to be measured through the probe assembly, and measures the inner diameter, outer diameter and buried depth of the pipeline to be measured and other related data in the terminal assembly. The overall structure is simple and easy to carry, and can effectively eliminate the errors caused by the cross-section measurement operation, and can measure multiple related data of the pipelines to be measured in the terminal assembly.

The embodiment of the present application provides a kind of one second forced expiratory volume measurement method and device based on millimeter wave radar, the method comprises: using millimeter wave radar to collect echo data of human body for lung function test;Respiration signal is extracted from the echo data, and signal segment of forced expiratory process is intercepted from the respiration signal;Key point is sought in the signal segment of forced expiratory process, and the relative value of forced vital capacity and the relative value of one second amount are calculated based on the key point;Based on the relative value of forced vital capacity, the relative value of one second amount and body feature data, the one second forced expiratory volume of human body is calculated.In the embodiment of the present application, the characteristics that the cost of millimeter wave radar is low, the volume is small, does not invade privacy, by receiving echo signal reflected from human body, the motion condition of human body surface can be non-contact sensed, low cost, convenient, non-contact measurement of one second forced expiratory volume of human body is realized.

To provide a lung function measuring device capable of generating calibration gas used for the calibration of a sensor used for the examination of a lung function.SOLUTION: A lung function measuring device 1 includes: a stretchable first bag 12 connected to a first gas supply part G1 for supplying examination gas used for the examination of a lung function and a second gas supply part G2 for supplying compressed air; a CO sensor 32 and an He sensor 33 for detecting gas concentration in the examination of the lung function; and a control device 40. The control device 40 supplies the examination gas and the compressed gas to the first bag 12, and generates calibration gas used for the calibration of the CO sensor 32 and the He sensor 33.SELECTED DRAWING: Figure 1

This invention relates to the field of mechanical metrology, specifically a precise method for measuring the density of irregular objects, which can also be used to measure the volume of irregular objects. From an operational and calculation perspective, this method has low requirements for the measured object, and the operation and calculation are simple. From the measurement results, the reading accuracy is high. Based on the cosecant relationship in triangles, a transparent spiral ruler is innovatively used to subdivide a certain unit length during the measurement process; the spiral angle of the transparent spiral ruler is kept as small as possible; the smaller the spiral angle, the higher the reading accuracy. This invention is rationally designed, employing a measurement method using a transparent spiral ruler to subdivide the length of liquid level changes using trigonometric relationships, achieving precise, efficient, multi-field, and multi-functional measurement of the density of irregular objects, and has significant practical application value.

A method and apparatus for radiation therapy using functional measurements of branching structures. The method includes determining a location of each voxel of a plurality of voxels in a reference frame of a radiation device. The method further includes obtaining measurements that indicate a tissue type at each voxel. The method further includes determining a subset of the voxels based on an anatomical parameter of a respective branching structure of a set of branching structures indicated by the measurements. The method further includes determining a subset of the voxels that enclose an organ-at-risk (OAR) volume. The method further includes determining a value of a utility measure at each voxel. The method further includes determining a series of beam shapes and intensities which minimize a value of an objective function based on a computed dose delivered to each voxel and the utility measure for that voxel summed over all voxels.

The invention discloses a vestibular function rehabilitation scheme recommendation system and equipment, and relates to the technical field of smart medical treatment. The specific implementation mode comprises a head-mounted device used for obtaining various nystagmus test data in the process of performing various vestibular function tests on a target object; the lesion evaluation module is used for determining test data corresponding to different subsystems in the vestibular system from the multiple nystagmus test data, judging whether lesion occurs in each sub-system or not according to the test data corresponding to each sub-system, and obtaining lesion evaluation results of all the subsystems in the vestibular system; and the rehabilitation scheme recommendation module is used for determining a rehabilitation training scheme matched with the target object according to lesion evaluation results of all subsystems in the vestibular system. According to the scheme, the effectiveness, accuracy and adaptability of the rehabilitation training scheme can be improved.

An adaptive sports analytics system for personalized running training and performance monitoring, wherein the system (100) comprises: a module (1) for capturing the runner profile and baseline values, configured to capture runner information, training history, targets, injury history, availability, access to equipment, and baseline values ​​from functional tests; a module (2) for generating adaptive training plans, configured to create a personalized running and functional training plan based on the runner information and baseline values ​​from functional tests; a module (3) for functional training content and progress, configured to store and provide training records, including exercises for core stability, balance, flexibility, mobility, strength, and power;a module (4) for performance monitoring using wearables and sensors, configured to receive running performance and compliance data from at least one wearable, mobile device, sensor, treadmill, or manual input interface; a fatigue, recovery, and injury risk analysis engine (5) designed to analyze signals related to training load, recovery, pain, compliance, and performance to generate an adjustment recommendation or risk indicator; a functional outcome and progress analysis module (6) designed to store baseline and follow-up assessment values ​​and generate progress reports; and a user interface, coach dashboard, and feedback management module (7) designed to display personalized training sessions, exercise guidance, progress reports, alerts, and updated training recommendations.

A brain-computer interface ('BCI') system provides more meaningful autonomy and independence for paralyzed individuals. Comprising a BCI system used by an individual that requires less assistance by a caregiver or even does not require a caregiver, providing an objective and functional measurement of the effectiveness of a motor nerve prosthesis in restoring motor output.

The invention provides a lung training data acquisition method and device, electronic equipment and a storage medium, the method is suitable for a lung function rehabilitation system, the lung function rehabilitation system comprises chest drainage equipment, lung function test equipment, respiratory training equipment and a rehabilitation platform, and the method is applied to the rehabilitation platform. Each device is connected with the rehabilitation platform, the rehabilitation platform can acquire the initial air leakage and the initial lung function test data from each device, the initial respiratory training data is determined according to the initial lung function test data, and the target air leakage is acquired after the patient is trained for one time based on the initial respiratory training data. The target breathing training data required for next training are obtained by judging the size relation between the target air leakage and the initial air leakage and judging whether the initial breathing training data meet the training stopping conditions or not, the whole process is more convenient and rapid, the training data can be adjusted at any time along with changes of the training condition, and the training efficiency is improved. And complex training requirements can be met.

The invention provides a lung postoperative precise monitoring and individualized rehabilitation strategy guidance method and device, and relates to the field of medical care. The method comprises the following steps: constructing a lung three-dimensional model through preoperative and postoperative CT (Computed Tomography) images; clinical features such as gender, age, body weight index and operation type in the electronic medical record are synchronously obtained, respiratory function testing is completed in batches, and parameters such as vital capacity, FVC and FEV1 are obtained. Bronchial atlas construction and high-precision preoperative lung segment segmentation are carried out based on CT data, flexible registration is adopted to analyze the volume, density and ventilation change of each lung segment, and a functional parameter matrix is obtained. And the recovery degree is graded according to a gender-age threshold value, so that personalized rehabilitation training suggestions are generated. According to the method, the lung segment topological structure remaining after the operation can be accurately recognized through a graph matching algorithm, rehabilitation details can be clearly recognized, and a basis for formulating a highly personalized rehabilitation scheme is formed.

The invention discloses a lung function test system, a lung function test method and a fault detection method, and relates to the field of medical instruments, the lung function test system comprises an upper computer and a lower computer control system; the lower computer control system comprises a main core unit and a functional unit, and the functional unit comprises a power management unit, a reversing valve control unit, an environment measurement unit, and one or more of a flow measurement unit, a gas concentration measurement unit, an aerial fog excitation unit, a volume tracing unit and a pulse oscillation unit; the upper computer is electrically connected with the main core unit; the main core unit is electrically connected with each functional unit; and the main core unit is used for processing a data packet sent by the upper computer or the functional unit. Compared with the prior art, the lung function test system has the advantages that the main core unit is introduced into the lower computer control system, and the main core unit is used for processing the data packets sent by the upper computer and the functional units, so that the stability and the use experience of the system are improved.

A wearing device for shoulder joint function testing comprises a shell, a gyroscope sensor, a thin film pressure sensor, a controller and a power source are arranged in the shell, a pressing plate is arranged above the shell, the pressing plate and the shell are connected through at least two springs, the center of the lower side of the pressing plate is connected with a moving column, and the moving column is connected with the thin film pressure sensor. A through hole is formed in the top of the shell, an empty cylinder is fixedly arranged in the through hole, the lower end of the movable column downwards penetrates through the empty cylinder and then makes contact with the sensing portion of the film pressure sensor, the two sides of the bottom shell are each connected with one end of a wrist strap, and a hasp is arranged between the other ends of the two wrist straps. The shoulder joint measuring device is convenient to carry and suitable for measurement on various occasions, and a patient can actively feed back the movement range and the strength change of the shoulder joint to medical staff in the rehabilitation function exercise process. The upper limb movement range of a patient is collected through the gyroscope sensor, the muscle strength value of the upper limb of the patient is collected through the film pressure sensor, the data are used for a doctor to judge the rehabilitation condition of the patient, the data are accurate and reliable and not prone to being influenced by external factors, and errors caused by testing of different persons are reduced.

We provide an opportunity for patients to request medical assistance for the management of lifestyle-related diseases, thereby helping to increase their motivation. [Solution] In a data linkage system 10, a function measurement unit 231 of a measurement server 200 measures a user's motor function and / or cognitive function based on analysis data, and a measurement information ID generation unit 232 generates a measurement information ID and stores the measurement information in a memory unit in association with the measurement information ID. A QR code generation unit 233 generates a QR code including the measurement information ID and transmits it to a measurement device 300. The measurement device 300 displays the QR code. A user terminal device 600 transmits the measurement information ID and user ID acquired from the QR code to a management server 100. The management server 100 receives from the measurement server 200 the measurement information corresponding to the measurement information ID received from the user terminal device 600, and stores the received measurement information in a measurement information memory unit 123 in association with the user ID received from the user terminal device 600.

The invention discloses a multifunctional contact collision test device, and belongs to the technical field of collision tests. The multifunctional contact collision test device comprises a structural outer frame, an electric control lifting device and a multi-purpose release device are arranged in the structural outer frame, the electric control lifting device is connected with the multi-purpose release device, a collision assembly is arranged under the multi-purpose release device, and the multi-purpose release device is connected with the collision assembly. And a non-contact vision measurement device is arranged outside the structure outer frame. The problems that an existing collision test device is built only for a single background, the application range is small, and the multifunctional measurement requirement cannot be met are solved. According to the invention, the clamping rods are controlled to stretch out and draw back, so that lossless clamping and initial-speed-free free release of active collision test pieces made of multiple materials and in multiple shapes are realized; through flexible cooperation of the three-dimensional lifting rod, the X-axis horizontal moving platform and the Y-axis horizontal moving platform, wide-initial-speed multi-part two-object contact collision test research can be realized.

The utility model discloses an orthopaedic trauma measuring scale with a multidirectional adjusting effect, which relates to the technical field of orthopaedic treatment instruments and comprises a first measuring scale and a second measuring scale. In order to improve the multifunctional auxiliary adjusting effect of the measuring scale during measurement, when dimensions need to be measured, the folding measuring scale and the overturning measuring scale can be driven to perform overturning motion through meshing connection of the connecting gear and the driving gear, the effect of performing surrounding measurement on the measuring scale is achieved, and meanwhile, under the effect of the second measuring scale, the measuring scale is convenient to adjust. According to the multifunctional measuring ruler, the first measuring ruler and the second measuring ruler are arranged, the perpendicularity of an orthopedic patient can be measured, the second measuring ruler can be conveniently clamped and fixed by rotating a bolt under the action of a nut according to the action of a storage rod, the measuring ruler is convenient to carry, and the multifunctional measuring flexibility of the measuring ruler is improved.

A method and apparatus for radiation therapy using functional measurements of branching structures. The method includes determining a location of each voxel of a plurality of voxels in a reference frame of a radiation device. The method further includes obtaining measurements that indicate a tissue type at each voxel. The method further includes determining a subset of the voxels based on an anatomical parameter of a respective branching structure of a set of branching structures indicated by the measurements. The method further includes determining a subset of the voxels that enclose an organ-at-risk (OAR) volume. The method further includes determining a value of a utility measure at each voxel. The method further includes determining a series of beam shapes and intensities which minimize a value of an objective function based on a computed dose delivered to each voxel and the utility measure for that voxel summed over all voxels.

The invention discloses a multifunctional measuring tool and a measuring method thereof.The measuring tool comprises a vertical ruler and further comprises a plumb line ruler, a ground scale and a plumb bob, the upper end of the vertical ruler is perpendicularly connected with the plumb line ruler, the plumb line ruler is provided with an adjusting buckle sliding in the ruler direction, the adjusting buckle is connected with the plumb bob, and the vertical ruler is provided with an adjusting base sliding in the ruler direction; and the adjusting seat is provided with a ground scale which slides along the direction parallel to the plumb line ruler. The measuring method adopts the multifunctional measuring tool, and comprises the following steps: perpendicularity measurement: adjusting the vertical ruler to a measuring position, tightly attaching the measuring end parts of the plumb line ruler and the ground ruler to an object to be measured, observing the scales corresponding to the plumb line ruler and the ground ruler after the plumb bob is stable, and judging the perpendicularity of the object to be measured through the scales. The tool has the beneficial effects that the tool is simple in structure and convenient to machine and manufacture; the tool has multiple measurement functions, and a single tool can meet multiple measurement requirements in a construction project; the tool is simple to operate, can complete the measurement function by one person, and is low in operation difficulty.

The embodiment of the invention provides lung function testing equipment and method, electronic equipment and a storage medium, and relates to the technical field of medical testing, the equipment comprises an air inlet channel, a testing channel, a plurality of differential pressure sensors and a signal processing device, the air inlet channel is connected with the testing channel, the testing channel is connected with the differential pressure sensors, and the signal processing device is connected with the electronic equipment. All the differential pressure sensors are connected with the signal processing device, and the measuring ranges of all the differential pressure sensors are different; the air inlet channel is used for acquiring respiratory airflow of a subject and inputting the respiratory airflow into the test channel; the plurality of pressure difference sensors are used for detecting breathing airflow in the test channel to obtain a plurality of breathing pressure differences; the signal processing device is used for generating a test result according to the breathing pressure differences. According to the method, the breathing pressure differences of multiple different ranges are obtained at the same time, then the corresponding detection results are generated according to the breathing pressure differences, accurate measurement of the high flow speed and the low flow speed can be achieved at the same time, and the accuracy of the test results is improved.

The invention relates to the technical field of medical equipment, and particularly discloses a cardiopulmonary function testing device with a rehabilitation training function, which comprises a tester and a power vehicle, the power vehicle further comprises a support rod, a treading mechanism and a grip, the grip is mounted at the bottom of the support rod, the treading mechanism is mounted at the bottom of the support rod, and the cardiopulmonary function testing device further comprises a force storage mechanism, the force storage mechanism can store force generated in the moving process of the treading mechanism and act on the treading mechanism. The connecting mechanism is installed between the treading mechanism and the grip, the connecting mechanism can achieve opening and closing actions of the grip, when a user does not have strength, the lower limbs of a patient can be driven to move passively, and therefore a certain massage effect on the lower limbs can be achieved; and meanwhile, the treading mechanism can drive the grip to perform opening and closing actions in the working process, so that rehabilitation training actions can be performed on the upper limbs in the rehabilitation training process, and healing of wounds and recovery of functions can be promoted.

The invention discloses a progressive knee joint function training system, which comprises a man-machine interaction system, a joint movement function data acquisition system, a joint function analysis system and an expert training database, and is characterized in that the man-machine interaction system is used for completing information interaction between the training system and a user; the joint movement function data acquisition system is used for acquiring joint function data in the joint movement function test process of the user according to the information displayed by the man-machine interaction system; the joint function analysis system is used for analyzing the joint function data and providing a training scheme; and the expert training database is used for storing a preset joint function judgment standard model and the training scheme. The knee joint function is obviously improved through active exercise, the device is easy and convenient to learn, high in operability and convenient to popularize, excessive medical treatment is avoided, and waste of medical resources which are tense to the country is reduced.

The application relates to the technical field of data processing, and discloses a clinical aging comprehensive evaluation method, a system and a storage medium. The method comprises the following steps: collecting and processing physiological indexes to obtain physiological index data; performing cognitive function testing and compensation based on the physiological index data to obtain cognitive evaluation data; analyzing behavior characteristics according to the physiological indexes and the cognitive evaluation data to obtain activity characteristic data; performing matrix processing on the three types of data to obtain aging characteristic data; performing scoring and recombination on the aging characteristic data to obtain aging quantitative data; and formulating and optimizing an intervention scheme according to the aging quantitative data. The application improves the accuracy of the clinical aging comprehensive evaluation method.