108 results about "Patient ventilated" patented technology

The invention relates to the technical field of biomedical engineering, and discloses an acute respiratory distress syndrome mechanical ventilation adaptive adjustment control system, which comprises a data acquisition module, a signal preprocessing module, a physiological parameter calculation module, a prediction module, a decision and control logic module and the like. Wherein the prediction module predicts a dynamic lung compliance change trend by using a long short-term memory neural network model, and the decision and control logic module generates a ventilation parameter adjustment instruction according to a prediction result and a clinical safety rule. By adopting the technical scheme, the system overcomes the hysteresis of traditional feedback regulation, reduces the risk of breathing machine related lung injury, optimizes oxygenation and carbon dioxide removal efficiency, and provides an accurate, safe and individualized mechanical ventilation treatment scheme.

The invention discloses a patient transfer intelligent monitoring platform based on the Internet of Things and the intelligent wearing technology, and relates to the technical field of transfer intelligent monitoring, and the platform comprises an intelligent wearing equipment module which is used for carrying out the time sequence collection of physical sign data in a transfer process, and obtaining a physical sign monitoring data sequence; the medical equipment interconnection module is used for carrying out simultaneous multi-terminal data acquisition; the data transmission network module is used for determining an infusion pump infusion speed analysis result, a physical sign abnormal mode analysis result, a monitoring terminal abnormal mode analysis result and an oxygen consumption reserve analysis result; and the alarm and display module is used for graded alarm and shared display of the electronic handover bill. The technical problems that in the prior art, continuous dynamic monitoring cannot be achieved in the transferring process of the invasive mechanical ventilation patient, the early warning capability is lacked, and handover communication is not smooth are solved, and the technical effects that physical sign data and medical equipment parameters in the transferring process of the patient are collected in real time, and transferring monitoring continuity and handover efficiency are improved are achieved.

A system for generating an assurance value for autonomous ventilation of a patient is provided, and includes a computer, a storage device, a ventilator, and a device for acquiring patient physiological data associated with the patient. Instructions are provided that, when executed by the computer, cause the computer to generate the assurance value using a method which includes: determining an adaptive patient digital twin and a correlated ventilator model; receiving patient physiological data during a time period; processing the adaptive patient digital twin and the correlated ventilator model to generate expected patient physiological data during a second time period; receiving the patient physiological data during the second time period; and processing the patient physiological data during the second time period and the expected patient physiological data during the second time period to generate an assurance value associated with the adaptive patient digital twin and the correlated ventilator model.

1. Name of the designed product: Non-invasive respirator (HepoRes R2). 2. Use of the designed product: Medical equipment for treating patients with respiratory insufficiency requiring mechanical ventilation. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The application provides a decision-making method for the whole process of mechanical ventilation weaning, characterized by comprising the following steps: acquiring various index data of a patient at a first frequency to construct a patient index database; identifying an offline window period through key index data in the offline window period in the patient index database and AI captured dynamic behavior signals; in the offline window period, starting and performing a spontaneous breathing test, acquiring key index data of the offline window at a second frequency, generating a spontaneous breathing test tolerance score, and pushing a suggestion to medical staff on whether to perform weaning based on the spontaneous breathing test tolerance score; after the medical staff wean, monitoring key outcome index data at a third frequency, evaluating the recovery of the patient to obtain an evaluation result, and judging whether to intervene according to the evaluation result. In the whole weaning process, different frequencies are used to acquire corresponding index data at different stages, ensuring accurate grasp of the patient's condition.

A test platform for simulating patient conditions. In accordance with methods, systems, platforms and modules, the controller of a ventilator, may be tested. Where the ventilator manages automated mechanical ventilation controllers' maintenance of peripheral oxygen saturation (SpO2) for a simulated patient, an analogue blood oxygen output signal that is responsive to the fraction of inspired oxygen (FiO2) and the peak inspiratory pressure ventilator settings of the ventilator is tested by a test platform controller. Where the ventilator manages end-tidal carbon dioxide (EtCO2) of a simulated patient, operation of the test platform controlled by the platform controller of the test platform in providing carbon dioxide generation, lung compliance (CL) and airway resistance (RAW) states while providing an EtCO2 level that is responsive to changes in tidal volume and respiratory rate changes of the patient is tested.

The present disclosure provides a unique solution for assisting in the ventilation of lungs of subject that is performed by artificial mechanical ventilator. The solution of the present invention improves the efficiency of the ventilation effect by applying desired pressure profile on portions of the upper body part of the subject in synchronization with the mechanical ventilator operation, thereby creating a desired pressure profile or gradient in the lungs airways to ensure that air pumped into the lungs by the mechanical ventilator spreads more homogeneously in the lungs than without the intervention of the system of the present invention. The application of pressure is determined after analyzing data from sensors of the system that are placed on a plurality of portions on the upper body part of the subject and data received from the mechanical ventilator. These sensors sense data indicative of the ventilation profile within the lungs, i.e. pressure profile along different portions of the lung. The system provides extra-thoracic pressure on the rib cage according to pre-defined and adaptive algorithms based on the physiological status, the respiratory mechanics, and the inhomogeneous nature of lung injury. By applying pressure to the hyperventilated areas and reducing the transpulmonary pressure gradient, the system prevents hyperinflation trauma to the open areas and atelecto-trauma to the closed areas. The system is synchronized with the mechanical ventilator and adapt to changes in the patient's respiratory mechanics.

This invention discloses an intelligent ventilation and control system for hazardous waste containers, relating to the fields of ventilation systems and control technology. It aims to solve the technical problems of traditional hazardous waste container ventilation systems, such as low ventilation efficiency, high energy consumption, inability to dynamically adjust ventilation volume according to the hazardous waste status, and the tendency to lead to the accumulation of harmful gases or resource waste. The system includes: a container monitoring module, located inside and outside the container, for collecting environmental parameters; an intelligent ventilation execution module, used to coordinate with the ventilation and natural ventilation openings to adjust the ventilation state inside the container; a linkage control center, used to process monitoring data and generate control commands; and an energy supply unit, providing power to all modules of the system. This invention, through a dynamic strategy of "natural ventilation priority + mechanical ventilation assistance," accurately matches the ventilation needs of different hazardous wastes, solving the core problem of existing systems' inability to dynamically adjust according to the characteristics of hazardous waste and the real-time environment.

This invention provides a ventilation and defogging system for integrated utility tunnel ventilation, relating to the field of ventilation control technology. The system further includes: a circulation pipe assembly fixedly connected to the main body of the utility tunnel and the ventilation shaft; and a mechanical ventilation component, the bottom of which is installed on top of a firewall, and the top of which is inserted into the ventilation shaft. Air within the main body of the utility tunnel is dehumidified and purified by the circulation pipe assembly, and then returned to the interior of the main body of the utility tunnel via the mechanical ventilation component. This isolates the external environment while achieving internal air circulation, dehumidification, and purification within the main body of the utility tunnel, thus optimizing the air quality inside the utility tunnel.

A mechanical ventilation assistance device includes at least one electronic controller configured to receive positional data of a patient; determine a position of an imaging device configured to obtain imaging data of the patient based on the received positional data; and display, on a display device, a representation of the determined position of the imaging device.

The utility model discloses a mechanical ventilation newborn restraint belt belongs to restraint belt field. A mechanical ventilation newborn restraint belt, including main body pad, the both sides of main body pad are close to the end part and are installed with first trunk band and second trunk band respectively, the bottom of first trunk band is equipped with second magic tape wool surface, the top of second trunk band is equipped with the second magic tape hook surface cooperation of second magic tape wool surface main body pad's both sides close to the middle part are equipped with two connecting belts, and the arm band is slidably installed on the connecting belt, the utility model discloses a main body pad and the first trunk band and the second trunk band and the arm band and lower limbs connecting belt that are connected with main body pad are set up, and when using, can conveniently and fastly restrain the upper body and the limbs of newborn, can adjust the activity range of newborn through the arm band and lower limbs connecting belt after restraint, improve the comfort degree, and simple and convenient operation improves the restraint efficiency.

The utility model relates to the technical field of seed fumigation, in particular to a roadway circulation fumigation system suitable for a seed stack, which comprises a layer-changing transfer device, a circulation fumigation device, a tail gas treatment device, a mechanical ventilation device and at least one group of roadways, the layer-changing transfer device is used for conveying the seed stacks into the roadway; the circulation fumigation device is communicated with each roadway and is used for introducing a fumigant into each roadway for seed fumigation; the tail gas treatment device is communicated with the circulation fumigation device and is used for purifying and discharging tail gas generated in each roadway; and the mechanical ventilation device is communicated with the circulation fumigation device and is used for ventilating each roadway. The seed fumigating device can shorten the fumigating time, save the production cost, ensure that the concentration of the fumigant in the roadway is uniform and the fumigant is in full contact with the seeds, improve the utilization rate of the fumigant and improve the seed fumigating quality.

This invention relates to the field of ventilator technology, and discloses a method, device, ventilator, and medium for managing mechanical ventilation in a ventilator. The method includes: acquiring mechanical ventilation parameters; determining that the ventilator is operating in a target ventilation mode based on the mechanical ventilation parameters, performing leak detection on the ventilator, and obtaining a leak detection result; when the leak detection result indicates that mechanical ventilation is normal, performing oxygenation management on the target subject, and obtaining an oxygenation management result; when the oxygenation management result indicates that blood oxygen saturation reaches a preset oxygenation threshold, performing pH testing on the target subject, and obtaining a pH testing result; when the pH testing result indicates that the pH is within a preset pH testing range, maintaining continuous operation of the ventilator in the target ventilation mode. This invention simplifies complex adjustment processes through algorithmic control, reduces repetitive work, lowers the professional requirements for operators, and thus improves adjustment efficiency.

A mechanical ventilation system comprises a plurality of ventilation therapy sub-systems. Each of the ventilation therapy sub-systems is adapted to assist a respiratory function of the patient. The system also comprises a detector of the respiratory drive of the patient, an operator interface receiving one or more control parameters, and a main controller. The main controller assigns a therapeutic contribution to each of the ventilation therapy sub-systems based on the respiratory drive of the patient and on the control parameters. The controller modulates the respiratory drive of a patient by controlling each of the plurality of the ventilation therapy sub-systems according to its assigned therapeutic contribution. Distinct ventilation therapy sub-systems may apply negative pressure on the abdomen of the patient, deliver a non-pressurizing inspiratory flow to the patient, or induce a positive pressure in the airways of the patient.

1. The name of the design product: emergency rescue breathing machine. 2. The use of the design product: the design product is used to provide continuous and stable mechanical ventilation support during patient transfer, ensuring the respiratory safety of patients in multiple scenarios such as pre-hospital emergency, in-hospital transfer, and long-distance referral. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The application discloses a kind of application system of sitting eight-sections in COPD mechanical ventilation patient, including nurse hierarchical intervention module, man-machine synchronization module, multi-dimensional monitoring early warning module and continuity management module.The advantages of the present application: improve self-care ability of daily life, improve the critical level of patient course, reduce the hospitalization time of patient, promote the early rehabilitation of COPD mechanical ventilation patient, enhance lung function after exercise this project after discharge, avoid repeated attacks, improve the quality of life, reduce the admission rate, improve patient and family satisfaction, shorten the hospitalization time of COPD patient, reduce hospitalization expenses, reduce the readmission rate, also reduce the economic burden for society.

The invention discloses a residential building intelligent ventilation control method, system and device based on health requirements and natural ventilation potential and a storage medium, and relates to the technical field of building environment and energy conservation, and the method comprises the steps: determining the minimum ventilation quantity of the health requirements of a target control region based on the dosage-reaction relation between the ventilation quantity and regional population health; collecting the real-time natural ventilation quantity of the target control area; according to the minimum ventilation quantity and the real-time natural ventilation quantity required by health, whether a mechanical ventilation system needs to be started or not is judged; and controlling the mechanical ventilation system to operate according to the optimal intermittent operation control strategy. According to the method, the health demand ventilation target is set based on the dose-reaction relationship between the ventilation quantity and the human health, and compared with control based on single pollutant concentration, the method can more comprehensively reflect the human health demand. The optimal intermittent operation strategy of the mechanical ventilation system is determined through a multi-objective optimization algorithm, the health risk and energy consumption are balanced, and energy-saving and efficient ventilation control is achieved.

The invention discloses a multi-airway leaflet lung mechanical ventilation system, and relates to the technical field of medical equipment, the multi-airway leaflet lung mechanical ventilation system comprises a controller, an air path module and a catheter module, the air path module is electrically connected with the controller, and a pipeline is connected with the catheter module; the conduit module is connected with the controller; the conduit module comprises a ventilation pipeline and a plurality of branch ventilation conduits, and the branch ventilation conduits are in pipeline connection with the gas path module; and a motion control module is arranged on the branch ventilation guide pipe and is connected with the controller. Independent ventilation of a plurality of lung areas is achieved under one device, refined ventilation treatment is conducted on different lung areas, meanwhile, real-time monitoring of ventilation conditions of different lung areas can be achieved, and the treatment effect of mechanical ventilation is improved.

The application discloses a mechanical ventilation related complication monitoring method, comprising: obtaining minimum positive end-expiratory pressure information and minimum oxygen concentration information of a user; judging whether the minimum positive end-expiratory pressure information and / or the minimum oxygen concentration information satisfies a first preset condition, if yes, determining that the current monitoring information is first monitoring information and the corresponding first monitoring time; obtaining a second monitoring time range according to the first monitoring time, and obtaining the user's daily body temperature abnormality identifier or white blood cell value abnormality identifier, pathogenic bacteria information and the user's continuous use of new antibacterial drug information in the second monitoring time range; judging whether the above information satisfies a second preset condition, if yes, determining that the current monitoring information is second monitoring information; if not, judging whether the body temperature abnormality identifier or the white blood cell value abnormality identifier and the user's continuous use of new antibacterial drug information satisfies a third preset condition, if yes, determining that the current monitoring information is third monitoring information.

The present invention relates to a face mask (also called full face) for respiratory therapy, in particular for non-invasive mechanical ventilation, with a low value of CO2 rebreathing. The mask according to the invention is of the type comprising a shaped shell (11) configured so as to cover at least the mouth, the nose and the eyes of a patient when the mask is worn, and is characterised in that it comprises, on said shaped shell (11) an inlet fitting (17) for the connection to a pipe through which a ventilation apparatus supplies the mask with a mixture of air and oxygen, and an outlet fitting (15), separate from said inlet fitting (17), for the discharge of air exhaled by the patient. With this arrangement, the mask according to the invention allows drastically reducing the phenomenon of carbon dioxide rebreathing, very harmful for the patient subjected to ventilation.

The invention discloses a miR-12136 inhibitor and application thereof in preparation of a medicine for preventing and / or treating mechanical ventilation induced lung injury, and belongs to the technical field of biological medicine. The nucleotide sequence of the miR-12136 inhibitor disclosed by the invention is AAGG CCUCCAUGACUUUUUC, and the nucleotide sequence of the miR-12136 inhibitor disclosed by the invention is The small RNA is a specific non-coding small RNA, and can inhibit the activity of miR-12136 in a targeted manner, increase the protein expression level of cell nest protein 2 and inhibit the expression of inflammatory factors, thereby inhibiting lung injury caused by mechanical ventilation. The invention discloses a medicine for directionally regulating and controlling airway smooth muscle cell inflammatory factor secretion by utilizing specific miRNA design for the first time. Therefore, the miR-12136 inhibitor can be used for preparing the medicine for preventing and / or treating mechanical ventilation induced lung injury, so that the miR-12136 inhibitor can be used for patients with mechanical ventilation and the like, and has a wide application prospect.

This invention discloses an artificial intelligence-assisted method and system for predicting the timing of extubation in pediatric patients, belonging to the field of clinical medical technology. It includes sample information collection: collecting large-sample clinical data of respiratory waveform signals, facial expression video streams, and vital sign data of the child to obtain sample information; and sample information processing: preprocessing the sample information and establishing a repository to store the preprocessed sample information to obtain a database. This invention uses a set state setting method combined with a model generation method, and integrates high-precision ventilator data, child facial expression video data, and vital sign data to predict the timing of extubation, thereby replacing the current subjective judgment method. This provides specific computer-aided decision support for sequential mechanical ventilation treatment during the resuscitation and extubation phase. Simultaneously, different timing prediction models are trained according to different child characteristics to improve the accuracy of computer-aided decision support.

A respiration monitoring device comprises an electronic controller configured to: receive an audio signal that is acoustically coupled with an airway of a patient receiving mechanical ventilation therapy from a mechanical ventilator; map the audio signal to one or more lung disease or injury condition categories; and at least one of: display the mapped one or more lung disease or injury condition categories on a display device; and determine a recommended adjustment to one or more parameters of the mechanical ventilation therapy delivered to the patient based at least on the mapped lung disease or injury condition categories and displaying the recommended adjustment on the display device.

The application provides a kind of compensation air volume parameter calculation method of multi-working face tunnel construction period natural ventilation, comprising: the calculation of natural wind pressure under the condition of natural ventilation of multi-working face tunnel construction period shaft, the calculation of each working face required air volume and the calculation of total required air volume of multi-working face, the determination of each branch air volume through ventilation network solution, the direction of air flow in the complex construction ventilation of long and large tunnel with shaft is clarified, the required compensation air volume of mechanical ventilation is obtained, so as to install corresponding fan in the tunnel to realize the compensation of mechanical ventilation to natural ventilation under the condition of multi-shaft during tunnel construction period, thereby solving the problem of serious energy waste caused by considering natural wind as ventilation resistance in the existing tunnel construction ventilation process.

The invention discloses an airway sealing connector for a prone position of a mechanical ventilation patient and an application method of the airway sealing connector. The airway sealing connector comprises a connector body, wherein a patient end connector and an equipment end connector are arranged at the two ends of the connector body respectively; a central airflow channel communicated with the patient end connector and the equipment end connector is formed in the connector body in a penetrating mode, and an intelligent sealing mechanism is arranged in the central airflow channel and used for monitoring breathing airflow and automatically or manually controlling on-off of the central airflow channel at the same time. The connector body is provided with a manual control button for manually controlling the opening and closing of the intelligent sealing mechanism, a power supply unit for supplying power to electrical elements in the connector, and a mode selection switch which is electrically connected with the intelligent sealing mechanism and is used for switching a closing signal of the intelligent sealing mechanism into an expiration / inspiration end-closing mode in an automatic control mode. According to the invention, the preset PEEP level in the airway of the patient can be actively maintained under the condition that the breathing machine is transferred or replaced during the body position conversion period of the patient between the supine position and the prone position, so that the risk of breathing machine-related pneumonia is reduced.

A mechanical ventilation device comprising at least one electronic controller configured to receive imaging data and transpulmonary pressure data associated with a lung of a patient; perform deformable image registration of the inhalation image and the exhalation image to produce a relative compliance or elasticity map of the lungs; convert the relative compliance or elasticity map of the lungs to a quantitative compliance or elasticity map of the lungs based on the inhale transpulmonary pressure and the exhale transpulmonary pressure; and display the information relating to or derived from the quantitative compliance or elasticity map on a display device.

The invention provides a gas sampling system and a medical gas transmission system, and relates to the field of sampling monitoring equipment. The gas sampling system comprises a sampling pipe, one end of the sampling pipe is communicated with an inspiration branch of a mechanical ventilation loop, the other end of the sampling pipe is communicated with a gas detection system, and nitric oxide gas is injected into the inspiration branch; the sampling pipe is used for leading gas containing nitric oxide in the gas suction branch to the gas detection system; at least one part of the sampling pipe is a water vapor permeable section, and the pipe wall of the water vapor permeable section is made of a water vapor permeable material; water content is reduced after gas passes through the sampling pipe. The gas sampling system provided by the invention solves the technical problems of inconvenience in use caused by frequent water pouring of a water collection cup or infection risk caused by bacterium breeding caused by long-time water collection of a large-capacity appliance in the prior art.

The present application relates to a method and system of mechanical ventilation therapy data management. The method includes: putting patient information and real-time received mechanical ventilation therapy data into a standard data structure object respectively to form standardized data; the mechanical ventilation therapy data comprises ventilator data; performing data cleaning on the standardized data to obtain a medical data set; performing data labeling on the mechanical ventilation therapy data in the medical data set; the data labeling comprises: marking amplitudes, frequencies, and shapes of waveform data, marking measurement values of numerical data, and marking abnormal events; when a report generation instruction is received, generating a mechanical ventilation therapy data analysis report based on the medical data set with the data labeling.

The present application belongs to the technical field of medical general equipment, and relates to a ventilator phase switching method and device based on respiratory effort recognition, a ventilation equipment and a storage medium. The method comprises the following steps: monitoring a patient's proximal ventilation flow and airway pressure; according to a set logical enabling condition, avoiding an undesirable recognition period; the undesirable recognition period is an initial unstable stage after the ventilator inflation or breathing starts; outside the undesirable recognition period, based on the waveform trajectory change characteristics of the ventilation flow and the airway pressure, the time when the patient's inspiratory effort ends, the expiratory effort starts or the inspiratory effort starts is recognized; and according to the recognition result, the ventilator is controlled to switch between the inflation phase and the exhalation phase. The present application can improve the sensitivity and accuracy of respiratory effort recognition, improve the time synchronization of ventilation triggering and switching, reduce the phenomenon of man-machine asynchronization, and improve the comfort and effectiveness of mechanical ventilation support.

The embodiment of the invention provides an advanced life support method and system suitable for an emergency medical rescue scene, and relates to the technical field of telemedicine, and the method comprises the steps: a life support robot collects vital sign data after completing the basic life support operation of a wounded person, generates injury condition feature image data based on the injury condition information obtained by a panoramic vision module, and transmits the injury condition feature image data to a server; the two types of data are transmitted to a far-end expert console in real time through redundant multimode communication, then regulation and control instructions returned by experts are received, and the regulation and control instructions are dynamically and synergistically issued to the mechanical ventilation unit and the intelligent infusion unit to execute closed-loop parameter regulation. The problem that advanced life support cannot be timely and accurately implemented due to equipment function splitting, insufficient field professional ability, poor environmental adaptability and information transmission lag in existing emergency medical rescue is solved. The technical effects of realizing remote and accurate extension of the expert ability in an extremely severe environment, remarkably shortening the advanced life support response time and improving the treatment specialty are achieved.