5658results about "Nursing beds" patented technology

The invention discloses an intelligent pressure self-adaptive anti-bedsore nursing mattress system which comprises a flexible pressure sensing layer configured on the surface of a mattress and used for monitoring pressure distribution data of all parts of the body of a lying person in real time; the multi-air-chamber dynamic adjusting structure comprises a plurality of independent air chambers capable of being inflated and deflated, and the air chambers are distributed in the mattress and used for adjusting the supporting pressure of the corresponding areas according to instructions; the edge intelligent control module analyzes data based on a preset artificial intelligence algorithm to predict a bedsore occurrence risk area, and generates a control instruction according to a prediction result to drive the multi-air-chamber dynamic adjustment structure to adjust the pressure of each air chamber; and the environment regulation and control system comprises a temperature and humidity sensor and a microenvironment regulation device. Through real-time body pressure monitoring, AI risk prediction, dynamic pressure regulation and temperature and humidity coordinated regulation and control, local pressure can be remarkably reduced, a high-risk area can be early warned in advance, and a local microenvironment is improved, so that bedsores are effectively prevented, and nursing dependence is reduced.

The present invention discloses an air mattress system including a first protection cell group disposed on one side of a support cell group. The first protection cell group includes a first middle cell having a height not exceeding a support surface, so as to preserve smooth routing paths for medical treatment pipelines and prevent obstructed flow of fluids. A front and a rear of the first protection cell group are respectively provided with a first front cell and a first rear cell, both of which are provided with bottom air chambers. When a patient needs to be transferred, the bottom air chambers are controlled to be deflated so that tops of the first front cell and the first rear cell are substantially lowered to be near the support surface to provide the patient with an unobstructed transition during the transfer. When the height of the first protection cell group needs to be restored, only the bottom air chambers need to be inflated and a bed height suitable for a patient to lay on can be quickly restored. The present invention attends to requirements of both smooth pipeline routings and ease of transfer for a patient, hence improving practicability and quality of care of the air mattress system.

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 an intelligent transfer vehicle and electric sickbed linkage positioning method and system, and the method comprises the steps: obtaining the recognition information of an electric sickbed, and the recognition information comprises position information and posture information; acquiring self attitude data of the intelligent transfer vehicle, fusing the identification information, the self attitude data of the intelligent transfer vehicle and the surrounding environment information, and generating a three-dimensional docking path; the posture parameters of the intelligent transfer vehicle are continuously adjusted in the moving process; in the process of navigating and moving along the three-dimensional docking path, receiving structure state information of the electric sickbed in real time for judging whether a preset docking condition is met or not; after a preset docking condition is met and the intelligent transfer vehicle completes adjustment, a docking completion prompt signal is sent out; after a docking completion prompt signal is received, patient transfer operation is executed, and the patient is transferred from the electric sickbed to the intelligent transfer vehicle platform. The method has the effect of improving the safety in the patient transfer process.

The invention relates to the technical field of turning-over assisting devices, in particular to a turning-over assisting device for a bedridden patient. Comprising a bed frame, symmetrically distributed mounting frames are mounted on the bed frame, the mounting frames are slidably connected with a lifting frame, the mounting frames are fixedly connected with a motor, an output shaft of the motor is fixedly connected with a lead screw, the lifting frame is slidably connected with symmetrically distributed sliding frames, the sliding frames are fixedly connected with a rotating shaft, the rotating shaft is rotatably connected with a push plate, and the push plate is fixedly connected with a push rod. First electric push rods which are symmetrically distributed are fixedly connected to the lifting frame, a connecting rod is rotationally connected to the rotating shaft close to the bed head of the bed frame, and a fixing frame is connected to the connecting rod through a spline. When a patient is turned over, the head of the patient is firstly fixed through the fixing frame, the head and the body of the patient are kept relatively static in the turning-over process, the stability of the neck of the patient in the turning-over process is improved, and therefore the probability of secondary injury of the patient in the turning-over process is reduced.

The invention discloses an intelligent off-bed monitoring system and method based on polymorphic perception, relates to the technical field of medical monitoring, and breaks through the misjudgment bottleneck of a single sensor by synchronously collecting a body pressure center point coordinate sequence and a breathing waveform amplitude time sequence of a patient and dynamically associating a body movement frequency feature vector with a breathing waveform interruption feature. Real off-bed and on-bed activities are effectively distinguished, and the false alarm rate is effectively reduced; the early warning accuracy is counted in real time, when the false alarm rate exceeds the standard, the mahalanobis distance between a false alarm event and a real off-bed event is calculated to generate a feature offset, a judgment threshold value is dynamically corrected, and the system is adaptive to individual differences of patients; a real-time feedback mechanism improves long-term stability of the system, and sensitivity and reliability are both considered. The system is especially suitable for precise monitoring requirements of high-risk patients, and provides intelligent decision support for clinical nursing.

A patient transport apparatus for use with a vehicle, comprising a lift mechanism between a base and a support frame to move between an extended configuration defining a first distance and a retracted configuration defining a second distance. An interface generates a user signal. A sensor generates a sensor signal corresponding to force acting on the base relative to the support frame. A controller determines if the user signal corresponds to an extend or retract command; determines if the force acting on the base has exceeded a predetermined threshold value based on the sensor signal; drives the lift mechanism toward the extended configuration where the user signal corresponds to the extend command and toward the retracted configuration where the user signal corresponds to the retract command; and interrupts driving the lift mechanism to stop motion of the lift mechanism in response to the sensor signal exceeding the predetermined threshold value.

The invention discloses a critical patient pressure sore intelligent early warning and automatic turning-over system based on pressure sensing, and relates to the technical field of intelligent medical monitoring. Comprising a data acquisition and fusion module used for acquiring pressure-blood oxygen time sequence data of a patient after alignment processing; the risk assessment module is used for calculating the blood oxygen decline rate and generating a dynamic quantitative score by combining the blood oxygen decline rate with the pressure intensity value; the dynamic adjustment and optimization module is used for obtaining historical intervention data of the patient, performing personalized dynamic adjustment and optimization and generating a multi-level risk threshold value; the threshold judgment module is used for comparing the dynamic quantitative score with a multi-level risk threshold and generating an intervention instruction; the strategy generation module is used for generating self-adaptive turning parameters according to the score and historical data; the execution feedback module is used for executing body position adjustment and collecting the blood oxygen recovery rate to update historical data. According to the invention, dynamic and quantitative evaluation and personalized automatic intervention of the pressure sore risk are realized, and the accuracy and safety of critical care are effectively improved.

The invention discloses a portable wound surface protection brace and an application method thereof, and belongs to the technical field of medical instruments. The brace is of a cylindrical structure, is made of EVA materials, has flexibility, non-toxic characteristics and good supporting performance and is externally wrapped with cotton cloth and provided with ventilation through holes, high-density cotton strips are fixed to the two ends of the inner wall to form a hollow structure, and the circumference of the outer wall can be adjusted through at least three sets of bandages with hook-and-loop fasteners. And an antibacterial coating is added, so that clinical application is expanded. During application, a wound surface is subjected to liquid extraction and hydrogen peroxide cleaning in the earlier stage and then covered with insulin mixed normal saline gauze, and the dressing is prevented from making contact with clothes in cooperation with a brace; and smearing mupirocin ointment in the later stage and performing infrared irradiation, and continuously using the brace to keep the wound dry and zero contact. The brace can be repeatedly used, can adapt to various wound types and patient body types, effectively solves the problems of wound adhesion and friction in traditional nursing, creates a high-oxygen healing environment, remarkably shortens wound healing time, relieves pain of patients and improves life quality, and has good clinical application and popularization value.

The present invention discloses an air mattress system including a first protection cell group disposed on one side of a support cell group. The first protection cell group includes a first middle cell having a height not exceeding a support surface, so as to preserve smooth routing paths for medical treatment pipelines and prevent obstructed flow of fluids. A front and a rear of the first protection cell group are respectively provided with a first front cell and a first rear cell, both of which are provided with bottom air chambers. When a patient needs to be transferred, the bottom air chambers are controlled to be deflated so that tops of the first front cell and the first rear cell are substantially lowered to be near the support surface to provide the patient with an unobstructed transition during the transfer. When the height of the first protection cell group needs to be restored, only the bottom air chambers need to be inflated and a bed height suitable for a patient to lay on can be quickly restored. The present invention attends to requirements of both smooth pipeline routings and ease of transfer for a patient, hence improving practicability and quality of care of the air mattress system.

Introduced here are pressure-mitigation systems able to mitigate the pressure applied to a human body by the surface of an object (also referred to as a “structure”). A controller device (or simply “controller”) can be fluidically coupled to a pressure-mitigation device that includes a series of selectively inflatable chambers. When a pressure-mitigation device is placed between a human body and a surface, the controller can continuously, intelligently, and autonomously circulate fluid through the chambers of the pressure-mitigation device. Normally, the controller circulates air through the chambers of the pressure-mitigation device, though the controller could circulate another fluid, such as water or gel, through the chambers of the pressure-mitigation device. The controller may cause the chambers to be selectively inflated, deflated, or any combination thereof.

Introduced here are pressure-mitigation systems able to mitigate the pressure applied to a human body by the surface of an object (also referred to as a “structure”). A controller device (or simply “controller”) can be fluidically coupled to a pressure-mitigation device that includes a series of selectively inflatable chambers. When a pressure-mitigation device is placed between a human body and a surface, the controller can continuously, intelligently, and autonomously circulate fluid through the chambers of the pressure-mitigation device. Normally, the controller circulates air through the chambers of the pressure-mitigation device, though the controller could circulate another fluid, such as water or gel, through the chambers of the pressure-mitigation device. The controller may cause the chambers to be selectively inflated, deflated, or any combination thereof.

A system and method to detect an unauthorized device coupled to an interface of a control system for a patient support apparatus. The interface may be wired or wireless, and the system and method may involve determining an operating signature of a device coupled to an interface. Based on the operating signature being consistent with a device signature stored in memory, the system may determine the device coupled to the interface is an authorized device.

In one example, a hospital bed headboard is disclosed. The hospital bed headboard includes a planar multiple paneled headboard. The planar multiple paneled headboard may be attached or detached from a hospital bed frame. The hospital bed headboard includes a first panel positioned adjacent to a second panel. Each one of the first panel and the second panel is to open and to close an egress in the planar multiple paneled headboard. The hospital bed headboard may also include a third panel. The first, second and third panels may be disengaged (or installed) as a single unit from a mobile hospital bed headboard.

A fluid mattress includes:a fluid supply unit capable of supplying a fluid;a fluid path to which the fluid is supplied from the fluid supply unit;a plurality of first cells connected to each other;a plurality of second cells connected to each other;a first solenoid valve including a first end connected to the plurality of first cells and a second end connected to the fluid path;a second solenoid valve including a first end connected to the plurality of second cells and a second end connected to the fluid path;an external solenoid valve including a first end connected to an outside and a second end connected to the fluid path;a pressure sensor that measures a pressure of the fluid in the fluid path; anda controller that receives input of a measurement result by the pressure sensor, and controls the fluid supply unit, the first solenoid valve, the second solenoid valve, and the external solenoid valve.The controller can implementa first mode in which a pressure in the second cell is set to be a first pressure, and a pressure in the first cell is set to be equal to or lower than a second pressure lower than the first pressure, anda second mode in which a pressure in the first cell is set to be the first pressure, and a pressure in the second cell is set to be equal to or lower than the second pressure.The controller, when implementing the second mode by shifting from the first mode, stops the fluid supply unit, causes the first solenoid valve to be in a closed state, causes the second solenoid valve and the external solenoid valve to be in an open state, determines the first pressure based on time during when a measurement value by the pressure sensor changes from a third pressure lower than the first pressure and higher than the second pressure to a fourth pressure lower than the third pressure and higher than the second pressure, and causes the first pressure to be higher as the time is longer.

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.

A cover for a support surface includes: a ticking made of a ticking material configured to enclose a support layer of the support surface, the ticking having an outer top surface configured to face a person lying on the support surface; and a friction reducing overlay on at least a portion of the outer top surface for facilitating displacement of the person on the support surface, the friction reducing overlay being made of a low friction material formed onto the ticking material, the friction reducing overlay comprising a plurality of overlay elements that are spaced apart from each other to form an overlay pattern.

A method of coupling a pressure pad system to an article that includes disposing a pad body of the pressure pad system on the article, the pressure pad system including first and second ends and first and second peripheral sides, the pressure pad system comprising: a plurality of end coupling tabs extending from one or both of the first and second ends, a plurality of peripheral coupling tabs coupled to the first and second peripheral sides, and a plurality of coupling straps. The method further includes coupling the pressure pad system to the article including wrapping at least two of the plurality of coupling straps around a portion of the article.

The invention discloses an intelligent rehabilitation bed body dynamic supporting system based on pressure feedback, and relates to the technical field of intelligent rehabilitation bed body dynamic supporting, and the intelligent rehabilitation bed body dynamic supporting system comprises a sensing acquisition module, a data fusion module, an individual modeling module, a strategy generation module, an execution driving module, a state feedback module and a remote interaction module; the sensing and collecting module is used for collecting pressure, temperature, humidity and heat distribution information of a contact area of a bedridden patient and a bed body in real time in a distributed multi-mode sensing mode and outputting original sensing signals. The data fusion module is used for performing multi-source data fusion processing on the original sensing signals from the sensing acquisition module by adopting a Kalman filtering algorithm, extracting comprehensive health indexes reflecting the microcirculation state of local tissues, and outputting fused physiological evaluation data; and the individual modeling module is used for training the body type, the weight, the medical history information and the historical pressure distribution data of the patient by adopting a machine learning model.

Disclosed is an adjustable chair for use during post-surgical recovery, including a seat with an opening adapted to reduce or eliminate pressure on the buttocks and hips when a user is seated.

A patient transport apparatus for use with a vehicle, comprising a lift mechanism between a base and a support frame to move between an extended configuration defining a first distance and a retracted configuration defining a second distance. An interface generates a user signal. A sensor generates a sensor signal corresponding to force acting on the base relative to the support frame. A controller determines if the user signal corresponds to an extend or retract command; determines if the force acting on the base has exceeded a predetermined threshold value based on the sensor signal; drives the lift mechanism toward the extended configuration where the user signal corresponds to the extend command and toward the retracted configuration where the user signal corresponds to the retract command; and interrupts driving the lift mechanism to stop motion of the lift mechanism in response to the sensor signal exceeding the predetermined threshold value.

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 present invention provides a caring machine and an overhanging machine. A main unit module which included in the caring machine comprises a shifting module, a supporting frame module, and a coupling module. The shifting module, situated below the supporting frame module, allows for movement controlled by the opening and closing of wheel casters. The supporting frame module accommodates diverse caring modules, offering a range of care functions. The coupling module, positioned on the shifting module and the supporting frame module, comprises a plurality of coupling devices and a plurality of coupling interfaces. The caring machine integrating the main unit module is capable of addressing daily life activities and basic rehabilitation training for disabilities and elders. The overhanging machine, which using the caring machine, comprises support columns, overhanging arms, a receiving frame and a sling machine. This invention provides versatility and allows users to achieve plural functionalities within one machine.

The invention discloses a cloud intelligent cervical vertebra rehabilitation pillow based on posture induction self-adaptive adjustment and a control method, and relates to the technical field of intelligent home and health monitoring. The method comprises the following steps: calibrating and generating a target steady-state equipotential plane model, wherein the target steady-state equipotential plane model is used for representing a preset mapping relation between a posture load vector of a user and a target support vector; continuously collecting real-time attitude load vectors of the user; determining a target support vector at a current moment based on the real-time attitude load vector and the target steady-state equipotential plane model; and in response to the target support vector at the current moment and a real-time support vector at the current moment, executing a support vector titration operation on a multi-domain pneumatic support matrix so as to drive the real-time support vector to approach the target support vector. The problem that in the prior art, the supporting state is fixed and cannot adapt to sleeping posture changes is solved, and the accuracy and comfort of cervical vertebra supporting are improved.

An electric cylinder (10) with a reminder function and a quick-release structure (2) thereof. The electric cylinder (10) includes a worm wheel (21). The quick-release structure (2) includes a clutch (22), a clutch plate (23), a linkage rod component (3), a position sensor (4), and an alarm (5). The clutch plate (23) is connected to the worm wheel (21). The linkage rod component (3) includes a pullable part (31) disposed on one end thereof. The linkage rod component (3) includes a sliding block (32) disposed between the pullable part (31) and the clutch plate (23). The position sensor (4) is disposed corresponding to the sliding block (32), and configured to sense a movement of the sliding block (32) and generate a displacement signal. The alarm (5) is configured to receive the displacement signal and send a warning.

An air distribution pad comprises an upper layer, a lower layer, and a spacer material located between the upper layer and the lower layer, the spacer material configured to allow air to pass therethrough. An air distributor is configured to distribute air to the spacer material, wherein the air distributor comprises a port configured to receive an air hose, wherein the port is directed laterally sideways from the air distributor. At least one joining structure is coupled to the upper layer and the lower layer, the at least one joining structure providing one or more channels formed through the spacer material in fluid communication with the air distributor. The one or more channels are configured to direct generally laterally flowing air from the port of the air distributor to a generally longitudinal direction along the at least one channel.

The embodiment of the invention provides an operation method of a height-adjustable pillow and the height-adjustable pillow, and relates to the field of articles of daily use. And under the condition that the external pressure is removed, the elastic body in the air bag rebounds to generate negative pressure, and air enters the air bag through the opened control valve and / or one-way valve to complete the inflation action. Under the condition that external pressure is applied, the controller obtains current sleeping posture data through the sleeping posture detection assembly and recognizes the current sleeping posture of a user, then the control valve of the corresponding air bag is opened to conduct deflation operation, and after the real-time detection value meets the requirement, the controller closes the control valve and stops the deflation process. According to the method, an elastic body is arranged in an air bag, and the synergistic effect of a control valve and an air pressure sensor is combined, so that automatic adjustment of the height of the pillow and low-noise inflation are achieved, and the system complexity and the maintenance cost are greatly reduced while the functionality of the height-adjustable pillow is guaranteed; and the overall reliability of the product and the user experience are improved.