2062 results about "Body position" patented technology

The invention discloses an operating room intelligent monitoring method and system based on monitoring video recognition, and relates to the technical field of medical safety supervision, and the method comprises the steps: collecting a video through an operating room camera array, and constructing an operation region panoramic sequence through a residual neural network and an optical flow field; a double-branch target detection network is adopted to extract the position of a medical worker, the body position of a patient and the characteristics of surgical instruments, and a surgical scene model is constructed; performing trajectory tracking based on skeleton key point extraction and Kalman filtering, and constructing a dynamic graph of the operation process; generating an operation process state report by using the time sequence diagram convolutional network and a multi-head attention mechanism; and comparing the operation specification library through a knowledge distillation algorithm, and carrying out grading recording on abnormal events. According to the invention, efficient abnormal event tracking and recording functions are realized, technical support is provided for operation quality control and safety management, and the overall performance of operating room intelligent monitoring is improved.

The invention relates to the technical field of health monitoring, and discloses a patient health monitoring method and system based on dynamic electrocardiogram analysis, and the method comprises the steps: synchronously obtaining multi-lead dynamic electrocardiogram data continuously collected by a patient within a preset duration, and related physiological parameters of exercise intensity, respiratory rate and body position change; performing dynamic self-adaptive preprocessing on the dynamic electrocardiogram data based on the associated physiological parameters to obtain standardized electrocardiosignals; extracting a multi-dimensional characteristic parameter set from the standardized electrocardiosignal, and sampling according to a preset time window to generate a characteristic parameter sequence with a timestamp; and inputting the characteristic parameter sequence into a dynamic optimization analysis model capable of iteratively updating parameters through real-time physiological parameter feedback, and performing graded evaluation on the health state of the patient to generate an evaluation result. The system corresponds to the method. By adopting the method and the system, the accuracy of dynamic electrocardiogram monitoring and the evaluation refinement level meet the dynamic monitoring requirement of cardiovascular health.

The present invention relates to the field of medical equipment, and in particular to a body position reversal device and a method of using the same. The body position reversal device comprises a support structure and a retaining device for fixing a human body, wherein the retaining device is rotatably mounted on the support structure, and the retaining device comprises a front support mechanism for supporting the front side of the human body and a rear support mechanism for supporting the rear side of the human body, wherein a retaining space for accommodating the human body is formed between the rear support mechanism and the front support mechanism; the body position reversal device also comprises an operating mechanism or a driving device for driving the retaining device to reverse so that the human body can switch between a supine position and a prone position. The beneficial effects of the present invention are: it is convenient for the reversal and adjustment of the human body position, the device has a simple structure, the reversal is flexible and labor-saving, and the safety of the human body during the reversal process is ensured.

The invention relates to the technical field of non-electrical variable control or regulation systems, and discloses a temperature rising blanket temperature closed-loop control method and system based on human body position recognition feedback, and the method comprises the steps: calculating a form compactness coefficient representing a heat dissipation boundary based on pressure data, and calling a mapping function to convert the form compactness coefficient into an equivalent thermal impedance estimated value; introducing the estimated value and dynamically constraining the forward channel gain of the temperature closed-loop controller according to a negative correlation strategy; according to the method, a real-time mapping mechanism of the contact topological characteristics and the control gain is constructed, so that the problem of model mismatch caused by body position change of the controlled object is solved; when the high-impedance contact state is detected, energy input is automatically reduced, the local heat accumulation effect is restrained, and the convergence and safety of the thermodynamic control process under the variable boundary condition are ensured.

The invention discloses an AI intelligent control pressure sore prevention self-adaptive mattress system which comprises a mattress body provided with a polymer support column structure covering in all directions and designed into a plurality of areas, and the areas are accurately divided to support a human body and disperse pressure; the sensor array module is used for recording monitoring data of contact between each part of a human body and a plurality of areas of the mattress body in real time; the AI chip control module integrates an advanced algorithm and a processor and is used for receiving and analyzing the monitoring data from the sensor and sending out a control instruction based on an analysis result; and the database management module is used for storing monitoring data of patients with different weights, heights, ages and body positions and is used for predicting and early warning pressure sore risks. According to the invention, pressure sore risk areas can be accurately identified in a zoning manner, pressure, temperature and humidity information can be monitored in real time, and meanwhile, a proper pressure state is automatically adjusted, so that the occurrence of pressure sores is effectively prevented.

The invention discloses a spine Cobb angle measuring method and device and electronic equipment, and the method comprises the steps: inputting a to-be-measured spine image into a body position recognition model, and obtaining a spine shooting body position of the to-be-measured spine image outputted by the body position recognition model; inputting the to-be-detected spine image into the target detection model to obtain a spine region image of a spine in the to-be-detected spine image output by the target detection model; inputting the spine area image into a key point identification model corresponding to the spine shooting body position to obtain position information output by the key point identification model to each section of vertebral body of the spine; and calculating a spine Cobb angle in the spine area image according to the position information of each section of vertebral body. A complex vertebral body recognition task is split and refined, different lightweight models are respectively trained and used for completing tasks of all stages, the tasks comprise body position recognition, spine coarse positioning and key position recognition, precise positioning of a vertebral body from coarse to fine is gradually completed in each link, and the precise positioning of the vertebral body from coarse to fine is completed. And finally, completing Cobb angle calculation based on precise positioning of the vertebral body in the image.

The invention provides an AR-assisted acupoint dynamic positioning method and system based on biological characteristics, and relates to the technical field of medical assistance, and the method comprises the steps: building a three-dimensional body model based on the body shape point cloud data, collected in real time, of a current user, and calculating the theoretical coordinates of acupoints in combination with a traditional Chinese medicine acupoint positioning rule; dynamically calibrating the theoretical coordinates on the basis of synchronously acquired body surface conductivity change characteristics and body surface temperature distribution characteristics of the to-be-acupunctured body area of the current user, and generating acupuncture point coordinates and corresponding needle inserting parameters; the acupuncture point coordinates are mapped to the body part of the current user, visual acupuncture point marks are displayed in real time through AR equipment, and operation guidance related to the needle inserting parameters is synchronously provided; when it is detected that the body position change of the user exceeds the preset threshold value, the above steps are executed again, and the acupoint coordinates and the operation guidance are updated, and through multi-modal biological feature fusion, dynamic calibration and AR visualization interaction, acupoint positioning is precise, dynamic and visualized.

The invention relates to the technical field of sleep cabins, in particular to intelligent control equipment of novel pressure reducing and sleep promoting equipment, which comprises a chair body, a side plate, an intelligent control module and an electromagnet body, a plurality of optocoupler sensors are fixed on the surface of the side plate, and a plurality of pressure sensors are arranged on the surface of the chair body. A plurality of detection probes are further arranged in the chair body, the box bodies are arranged in the chair body, and the number of the box bodies is two groups; a second motor is started to drive a long rod and a first gear to rotate, the first gear walks along the surface of a tooth rail, a box is driven to ascend and descend, the vertical position of an electromagnet body is controlled and adjusted, and the effect of controlling and adjusting the position of the electromagnet body is achieved; under the cooperation of the push-pull rod, the movable seat and the electromagnet body are driven to move, the magnetic field range is enlarged or reduced, and therefore switching between wide-area massage and precise massage is achieved.

The invention discloses a bedsore prevention and body position management system and method.The system comprises a mattress, a multi-mode sensing unit, a central processing unit and a body position adjusting unit, the mattress is used for providing lying support for a patient, the multi-mode sensing unit is arranged on the mattress, the central processing unit is arranged on the mattress, and the body position adjusting unit is arranged on the central processing unit. The multi-mode sensing unit is used for collecting pressure distribution data, temperature and humidity data and body posture data of a bedridden patient in real time, and the central processing unit is in communication connection with the multi-mode sensing unit and used for receiving, fusing and processing the data collected by the multi-mode sensing unit and conducting bedsore risk assessment based on a preset bedsore risk model. The central processing unit is used for generating a bedsore risk level and a body position management instruction, and the body position adjusting unit is arranged in the mattress, connected with the central processing unit and used for receiving and executing the body position management instruction so as to adjust the distribution of pressure borne by the body surface of a patient. According to the system, real-time monitoring of bedsore risks and automatic body position adjustment are achieved, the nursing load is relieved, and the nursing efficiency and quality are improved.

The invention relates to the technical field of monitoring, and particularly discloses an anti-esophageal reflux monitoring system for old patients with dysphagia, which is used for solving the problems of oesophageal elastic degeneration, frequent body position change, low swallowing amplitude and the like of the old patients with dysphagia. Therefore, the problem that an existing reflux monitoring system based on single-point sensing, static threshold control and periodic model updating cannot meet the dynamic reflux early warning requirements of individualization, high sensitivity, real-time performance and low power consumption is solved. Comprising a wearable esophagus comprehensive monitoring module, a body position and esophagus deformation recognition module, a personalized pressure threshold self-adaption module, an intelligent prediction and early warning module, an air bag execution module and a cloud model training and updating module. According to the invention, multi-modal sensing and dynamic threshold, self-adaptive sampling and online model fine tuning are fused, low-amplitude swallowing and early-stage reflux signals are effectively captured, the iteration period is shortened by cloud differential updating, the equipment endurance is prolonged, and the esophageal injury risk is reduced.

The invention provides a massage control method, a massage chair and a controller applied to the massage chair, the massage chair at least comprises the controller, a massage chair main body, an image acquisition device and at least one massage arm.The method comprises the steps that if it is detected that a user sits stably, the image acquisition device is controlled to acquire a current image of the user; identifying a body model of the user according to the current image; and according to the body type model and the current massage mode, determining an action track sequence of each massage arm, and according to the action track sequence of each massage arm, controlling each massage arm to execute massage. The massage process can cover a wider massage area, the personalized massage path can be automatically generated according to the body shape of the user, the massage fitting degree and comfort degree are improved, the whole body surface of the user is massaged, meanwhile, the personalized adaptation capacity of the massage process is improved, and the user experience is improved. The massage experience of the user in the massage process is enhanced, and the personification of the massage process is improved.

The invention belongs to the technical field of intelligent mattresses, and particularly relates to a rehabilitation nursing bed capable of intelligently converting body positions and a control method. Comprising a bed board and an intelligent control system, and the bed board is sequentially provided with a first airbag layer and a second airbag layer from top to bottom; each air bag in the first air bag layer and the second air bag layer is connected with a pneumatic system; the first air bag layer comprises a plurality of first air bag groups which are transversely arranged; the second air bag layer comprises a plurality of second air bag groups which are vertically arranged; the first air bag sets and the second air bag sets are in one-to-one correspondence in position, and the first air bag sets and the second air bag sets are symmetrically divided into a left part and a right part with respect to the center line of the human body. A data acquisition module is arranged on the first airbag layer; the intelligent control system is connected with the data acquisition module and the pneumatic system; the first air bag layers are vertically arranged; the second air bag layers are transversely arranged; fine body position adjustment is facilitated, and the device is responsible for fine body position adjustment and supporting for a specific area.

The invention belongs to the technical field of acupuncture and moxibustion, and discloses a needle body tracking type intelligent acupuncture and moxibustion system which comprises a data collecting and processing module, a needle body positioning module, a 3D model registration and dynamic updating module, a real-time rendering display module and an interaction module. Three-dimensional coordinates, puncture depth and angle information of a needle body are obtained in real time with high precision through a multi-modal composite positioning technology, and real-time visual association of the needle body with key anatomical structures such as bones, blood vessels and nerves in the in-vivo penetrating process is achieved by combining a dynamically-registered 3D anatomical model and the actual body position of a patient. The needle inserting precision and the operation safety are obviously improved; meanwhile, through multi-plane fusion view presentation, a dynamic breathing compensation mechanism and a layered rendering updating strategy, it is ensured that a physician can visually master the real-time space relation between a needle body and surrounding tissue, and important structures are effectively prevented from being accidentally injured; and diversified touch interaction and instant operation feedback are supplemented, so that the operation complexity is greatly reduced.

The invention discloses an intelligent analysis method for a sleep-aiding scheme driven by intelligent perception, and relates to the technical field related to data processing.The method comprises the steps that pressure sensing data and temperature sensing data of sleep of a user are sensed and collected through a sensor array arranged in sleep equipment in advance; performing integrated comfort analysis to obtain pressure comfort information and temperature comfort information of the user; performing screening and body position change analysis on the first user body position information sequence and the second user body position information sequence to obtain a body position change frequency; analyzing and calculating the sleep-aiding comfort level of the sleep-aiding scheme to obtain the sleep-aiding comfort level as an analysis result of the sleep-aiding scheme. The technical problems that in the prior art, it is difficult to comprehensively perceive and analyze the sleep state of the user to reflect the comfort level of the user, dynamic optimization based on body position changes is lacked, and consequently the scientificity and individuation of the sleep scheme of the user are insufficient are solved, and the technical effect of improving the analysis scientificity and individuation adaptation capacity of the sleep scheme is achieved.

The invention discloses a body position fixing device for radiology department examination, which comprises a bed body, a limiting mechanism, an unlocking mechanism and a plurality of fixing units, the limiting mechanism, the unlocking mechanism and the plurality of fixing units are arranged on the bed body, and the limiting mechanism and the unlocking mechanism are matched with the fixing units. Each fixing unit comprises a clamping plate, a first connecting rod, a second connecting rod, a crank, a movable block, a cylinder and a base, a movable groove is formed in the base, the cylinder is arranged in the movable groove and connected with the movable block, the second connecting rods are symmetrically arranged on the two sides of the movable block, the crank and the movable block are rotationally connected with the second connecting rods, and the crank is rotationally connected with the clamping plate; the clamping plate and the base are both rotationally connected with the first connecting rod. Through the application of the body position fixing device for examination in the radiology department, the operation process is simplified, the operation burden of medical staff is relieved, and the working efficiency of the medical staff is improved.

The invention discloses an intelligent nursing body position adjusting method and system based on respiratory function protection, and relates to the technical field of artificial intelligence and medical nursing. The method comprises the steps that body pressure distribution signals and respiratory thoracic impedance signals of a patient are collected in real time, a physiological data sequence is generated through Kalman filtering and wavelet fusion noise reduction, the physiological data sequence is input into a pre-trained deep learning network, and fusion feature vectors and body position performance indexes are output. And if the body position performance index is not lower than a preset threshold value, inputting the fusion feature vector into a pre-trained classification model, and outputting a classification label of the breathing state. A preset parameter optimization mapping table is inquired according to the classification labels, candidate parameter combinations sorted according to priorities are obtained, the parameter group with the highest priority is selected, a multi-motor cooperation instruction is calculated through a feedback control algorithm, and dynamic regulation and control of the bed surface are achieved. The invention aims to realize respiratory function protection and individualized nursing by sensing the respiratory state in real time, intelligently deciding and adjusting parameters, cooperatively executing control and adopting a safety protection mechanism.

The invention provides a treatment device capable of automatically and accurately adjusting a body position. The treatment device comprises a treatment pad body, a body position adjusting mechanism, a pressure sensor and a controller. The treatment pad body is provided with four body units which are arranged in a parallel array mode. The body position adjusting mechanism comprises a supporting frame; the connecting frame is provided with four body areas, the four body units of the treatment pad body are fixedly installed above the four body areas of the connecting frame respectively, the four body areas of the connecting frame are in pivot joint through pivots, and the supporting frame is in pivot joint with the four body areas of the connecting frame through pivots; the electric telescopic rod is mounted on the supporting frame through a base; the connecting rod is rotatably mounted on the supporting frame, and a connecting piece pivoted with the electric telescopic rod is arranged on the connecting rod; one end of the boosting rod is fixedly connected with the connecting rod, and the other end abuts against the four body areas of the connecting frame. The pressure sensor is arranged on the treatment pad body. The controller is electrically connected with the pressure sensor and the electric telescopic rod of the body position adjusting mechanism.

The invention relates to the technical field of medical images, in particular to an intelligent medical image evaluation system, which comprises a data acquisition module used for acquiring a body position image sequence of a patient, imaging equipment operation data and equipment operation environment data, and acquiring body thickness data of the patient at the same time; the image registration module is used for carrying out image registration on the patient body position image sequence; the body position shaking evaluation module is used for evaluating the body position shaking degree of the patient; the scanning range evaluation module is used for evaluating the matching degree of the scanning range; the equipment operation evaluation module is used for evaluating the operation stability of the imaging equipment; and the imaging quality pre-estimation module is used for analyzing the body position shaking degree, the scanning range matching degree and the imaging equipment operation stability and pre-estimating the medical image imaging quality. According to the method, the accuracy and reliability of medical image quality evaluation are improved by quantitatively analyzing the body position shaking condition of the patient and the operation state of the imaging equipment.

The invention relates to a body position auxiliary detection method and system based on DR equipment. The method comprises the following steps: performing coordinate alignment on pressure distribution data and three-dimensional depth information of a patient to generate an initial body position three-dimensional point cloud model; matching a corresponding reference skeleton-muscle model based on the registration information, generating a registered body position three-dimensional model through non-rigid registration, and extracting coordinates of key anatomical mark points; a target structure theoretical projection area is calculated by combining a DR equipment C arm projection angle, an angle deviation vector is acquired by comparing an actual projection boundary, and a dynamic correction mark is generated. According to the method, through space coordinate alignment, personalized model registration and real-time projection angle deviation correction, the accuracy and efficiency of body position placement are remarkably improved, radiation exposure caused by repeated shooting is reduced, and therefore the medical image quality and diagnosis reliability are remarkably improved.

The invention provides a capsule endoscopy path prediction method and device based on multi-modal data fusion, and belongs to the technical field of medical equipment.The method comprises the steps that body position time sequence data of a patient are collected in the current time period through a plurality of inertial measurement units (IMUs), collecting time sequence image data of the digestive tract of the patient in the current time period through a capsule endoscopy; preprocessing the body position time sequence data and the time sequence image data to obtain preprocessed body position time sequence data and preprocessed time sequence image data; and inputting the preprocessed body position time sequence data and the preprocessed time sequence image data into a pre-trained prediction model to obtain a capsule endoscopy path prediction result output by the prediction model and a body position adjustment prompt of the patient. According to the method, the accuracy of capsule endoscopy path prediction is improved, and missing detection can be effectively avoided.

The invention provides an intelligent ward nursing information acquisition and processing method and system. The method comprises the following steps: acquiring mattress pressure data to construct a pressure grey-scale map sequence, calculating a pressure barycentric coordinate difference value between continuous frames to generate a patient movement vector set and a body barycentric movement path, extracting a continuous pixel region exceeding a pressure threshold in a single-frame image as a high-pressure region, and counting the duration of the high-pressure region; calculating gradient distribution by using the pressure data, decomposing the gradient distribution into direction and intensity data, and generating a pressure topological graph through dual-channel fusion; integrating the bending characteristics of the moving path, the time distribution characteristics of the duration of the high-pressure area and the spatial gradient characteristics of the pressure topological graph, and constructing a body position dynamic space-time diagram with the central point of the high-pressure area as a node and the moving distance and angle of the node as edges; when it is recognized that the high-risk static body position features exist in the image, a turning-over reminding process is triggered, and a control instruction is generated. According to the invention, accurate recognition and automatic nursing response of high-risk body positions are realized.

The invention discloses a method and a system for preventing a pressure sore pad based on deep Q learning and an attention mechanism. The method comprises the steps that pressure distribution data and posture data of a patient are collected through a pressure sensor and a posture sensor, normalization processing is carried out on the collected data, and a standardized state data flow is generated; and constructing a contact surface pressure distribution model of the patient and the pressure sore prevention pad according to the standardized state data flow to obtain a contact surface state matrix and the like. According to the method, a self-attention mechanism and a deep neural network are adopted, a Q learning algorithm is combined, predefined air bag pressure adjustment actions are evaluated and optimized, and an optimal air bag adjustment strategy is generated. The local pressure of the pressure sore prevention pad is adjusted according to the strategy. The state of a patient can be intelligently sensed, pressure distribution of the pressure sore prevention pad can be adjusted in a self-adaptive mode, pressure sores are effectively prevented, and nursing quality and patient comfort are improved.

The invention discloses a thoracic surgery patient postoperative remote monitoring method and system based on the Internet of Things, and relates to the technical field of medical rehabilitation monitoring. Feature index extraction is carried out by taking body position pressure and respiration collaborative response as a two-factor dynamic evaluation basis, so that high-sensitivity judgment on a thoracic cavity load state is formed; after the abnormal state is recognized, body position adjustment is carried out, acoustic feedback analysis is linked, secondary evaluation after body position adjustment is achieved, intervention effectiveness of body position adjustment is ensured, personalized adjustment suggestions are automatically generated, the whole process of'perception-recognition-execution 'of remote monitoring is opened, the intelligent level and response real-time performance of postoperative recovery management are improved, and the postoperative recovery management efficiency is improved. According to the overall scheme, health risks caused by position misjudgment, intervention lag and monitoring blind areas in a traditional system are effectively avoided.

The utility model relates to the field of femoral stem detection, and specifically discloses a femoral stem detection device, which solves the problems in the prior art of cumbersome operation, low detection efficiency, and limited detection regionality, resulting in inaccurate detection results. The device includes a storage rack, a detection rack, a classification rack, a collection box, a data acquisition module, and a processing module. The inner wall of the detection rack has a plurality of laser displacement sensors connected to the data acquisition module, and the data acquisition module is communicatively connected to the processing module; the storage rack is connected to the detection rack, and is provided with a plurality of positioning grooves, and the femoral stem can be embedded in the plurality of positioning grooves. The classification rack is connected to the storage rack, and the classification rack is used to classify the detected femoral stems and place them in the corresponding collection boxes. The device is convenient for quickly and accurately placing a plurality of femoral stems in the same position at a designated position, and automatically transporting, detecting, and classifying, and the processes of placement, detection, and classification can be carried out simultaneously, with simple operation, high detection efficiency, and more accurate results.

The invention relates to a positioning and fixing device for tumor radiotherapy, and belongs to the technical field of medical instruments. In order to solve the problems of poor radiotherapy effect, body burden of a patient and the like caused by the influence of the body shape change of the patient on radiotherapy positioning at present, a headrest checking mechanism, a mold forming mechanism, a trunk wrapping and fixing mechanism, a lower limb limiting mechanism and a main controller are arranged, and the headrest checking mechanism corresponds to the head position of the patient in a lying position; the mold forming mechanism is adjacent to the headrest checking mechanism, the trunk wrapping and fixing mechanism is arranged above the mold forming mechanism, the lower limb limiting mechanism is arranged at the end, close to the tail, of the mold forming mechanism, and the main controller is arranged at the rear end of the lower limb limiting mechanism; the main controller is in communication connection with the headrest checking mechanism, the mold forming mechanism and the trunk wrapping and fixing mechanism. The device can be adaptively adjusted according to the posture of a patient, so that the influence of the body shape change of the patient on the radiotherapy precision is avoided, and the radiotherapy positioning time and the workload of doctors are shortened.

The invention discloses an assembly fixture for a fuselage of a large freight unmanned aerial vehicle and an assembly method of the assembly fixture. The assembly fixture comprises a base, a fuselage positioning frame and a skin gluing frame, the fuselage positioning frame is installed in the middle of the base, sliding rails are arranged on the two sides of the base, and the skin gluing frame is divided into a left skin gluing frame and a right skin gluing frame which are arranged on the sliding rails on the two sides of the base respectively and are in sliding fit with the sliding rails; the base is provided with a servo motor for driving the left skin gluing frame and the right skin gluing frame to horizontally move along the sliding rails, and the skin gluing frames are provided with a PLC control module used for controlling the servo motor to work. The fuselage positioning frame and the skin gluing frame are integrated on the same base, and the left skin and the right skin of the whole fuselage are integrally glued through the sliding rail and the appearance clamping plate device; and the positions of the left skin and the right skin are accurately controlled by utilizing the PLC control module, so that the appearance and the position degree of the fuselage skin are ensured.

The invention discloses an active reminding type wearable device for scoliosis correction, which belongs to the technical field of scoliosis and comprises a monitoring regulator and a plurality of reminders. The monitoring regulator is composed of an angle sensing module, a horizontal detection module and a logic processing module and used for detecting angle changes of the shoulder and back detection line and the crista iliaca detection line and comparing the angle with a target range. When deviation is detected, the logic processing module sends a signal to the reminder through the communication module, and the reminder feeds back in a vibration or low-frequency stimulation mode to induce the wearer to actively adjust the body position. The device overcomes the defects of passive correction, enhances the correction effect, has static and dynamic correction functions, and monitors the posture change of a patient in a motion state in real time. The portable design improves the wearing comfort and compliance, is suitable for patients with mild scoliosis and poor postures, is especially suitable for children groups, helps to correct the posture, enhance the muscle force and form good posture habits, and significantly improves the treatment effect.

The invention relates to the technical field of mattresses, in particular to a multifunctional anti-bedsore intelligent mattress which comprises a fixing part made of rubber, a plurality of expansion layers used for pushing a patient to change the body position are arranged on the fixing part, and a cloth layer used for shielding the fixing part and the expansion layers is arranged above the fixing part. The expansion layer comprises a plurality of first air bags uniformly arranged in the length direction of the fixing part and second air bags uniformly arranged in the width direction of the fixing part; a driving mechanism for pushing the first airbag to vertically lift is arranged at the bottom of the first airbag; a lateral pushing mechanism for pushing the second airbag to bend and deform is arranged on one side, far away from the center of the fixed part, of the second airbag; the turning-over assisting device is used for assisting a patient in turning over, the breathability in the using process is enhanced, the body position fixing requirement is met, and the using comfort is guaranteed.

A bed apparatus includes: a mattress mounted on a bed body; and, first cells arranged on both left and right sides in a longitudinal direction of the bed body and is configured to change the body position of a patient on the mattress by inflating the first cells alternately. When the first cells on the left and right sides are inflated, and when a difference in pressure between the first cells on the left and right sides has continuously fallen within a decision pressure value range for a decision pressure value continuation time, the body position of the patient is changed, whereas when the difference has not continuously fallen within the pressure value range for the continuation time or when the difference has continuously fallen out of the pressure value range for the continuation time, change of the body position of the patient will not be performed.

The invention relates to the technical field of medical treatment, in particular to an intra-abdominal pressure adjusting device and method.The device comprises an adjustable support used for supporting a skin contact assembly and allowing the position and angle of an electromagnet to be adjusted; the electromagnetic adsorption assembly is fixed on the adjustable bracket and is used for lifting the abdominal skin of the patient according to an electromagnetic adsorption effect so as to reduce the abdominal wall pressure; the skin contact assembly connected with the electromagnetic adsorption assembly is used for being attached to the skin of a patient and forming a sealed space; the control assembly is electrically connected with the electromagnetic adsorption assembly and used for collecting current pressure data and dynamically adjusting current output of the electromagnetic adsorption assembly according to a preset pressure threshold value and the current pressure data. Therefore, the problem that in the prior art, although the body position therapy can relieve the gravity compression of the abdominal wall, in a critical patient needing to be kept in a semi-reclining or upright position, the reverse effect of chest pressure conduction and diaphragm downward movement possibly aggravates the pressure load of the abdominal cavity is solved.