48 results about "Ventilator equipment" patented technology

The present invention relates to the connections between respiratory humidifiers and / or other such devices and heated breathing conduits used to couple a patient to the humidifier. In particular, the invention is a connector to couple a gases supply means and a conduit, such that the connector causes there to be an electrical and pneumatic, that is, sealed connection between a conduit including an electrical wire extending within, throughout or about it and a gases supply device, such as a humidifier, blower or the like. The connector may be of a single port type or a dual port type. The dual port type connector is suitable for ventilator apparatus that have a dry line (dry breathing conduit) extending from a ventilator or blower that carries dry gas to a humidifier and an inspiratory limb that extends from the humidifier to the patient and carries humidified gases to the patient.

A respiratory support ventilator apparatus is described that mechanically supports the work of respiration of a patient. The ventilator apparatus is highly portable and optionally wearable so as to promote mobility and physical activity of the patient, and to improve the overall health of the patient. The respiratory support ventilator may monitor a physical activity level and overall health status of the patient, and process this information. The information is used to track efficacy of the ventilation therapy relative to activity level and quality of life, and or to titrate or optimize the ventilation parameters to improve, maintain or optimize the physical activity level and overall health status of the patient.

A respiratory treatment apparatus configured to provide a flow of breathable gas to a patient, including a breathable air outlet, an outside air inlet, and an pneumatic block module, wherein the pneumatic block module includes: a volute assembly including an inlet air passage, a mount for a blower and an outlet air passage; the blower being mounted in the mount such that an impeller of the blower is in a flow passage connecting the inlet air passage and the outlet air passage; a casing enclosing the volute assembly, wherein air passages within the casing connect air ports on the volute assembly, wherein the inlet air passage of the volute assembly is in fluid communication with the outside air inlet and the outlet air passage of the volute assembly is in fluid communication with the air outlet.

A ventilator for use by a clinician in supporting a patient presenting pulmonary distress. A controller with a touch-screen display operates a positive or negative pressure gas source that communicates with the intubated or negative pressure configured patient through valved supply and exhaust ports. A variety of peripheral, central, and / or supply / exhaust port positioned sensors may be included to measure pressure, volumetric flow rate, gas concentration, transducer, and chest wall breathing work. Innovative modules and routines are incorporated into the controller module enabling hybrid, self-adjusting ventilation protocols and models that are compatible with nearly every conceivable known, contemplated, and prospective technique, and which establish rigorous controls configured to rapidly adapt to even small patient responses with great precision so as to maximize ventilation and recruitment while minimizing risks of injury, atelectasis, and prolonged ventilator days.

The invention provides an improved ventilation method and method for controlling a ventilator apparatus in accordance with same. More specifically, the present invention relates to a method of controlling a ventilator apparatus comprising the steps of placing a ventilator in a mode capable of adjusting airway pressure (P) and time (T), monitoring expiratory gas flow, analyzing the expiratory gas flow over time (T) to establish an expiratory gas flow pattern, and setting and / or adjusting a low time (T2) based on the expiratory gas flow pattern. Alternatively, the present invention relates to a method of controlling a ventilator apparatus comprising the steps of placing a ventilator in a mode capable of adjusting airway pressure (P) and time (T), and setting a low airway pressure (P2) of substantially zero cmH2O.

A monitor includes a measurement line segment adapted to be coupled between a patient interface and a positive airway pressure device. The measurement line segment defines a gas flow path. A sensor includes two ports in communication with the gas flow path through the measurement line segment, and a recording device is adapted to record data collected by the sensor.

The portable ventilator of the present invention provides a hands-free ventilatory support device in critical care, emergency, and resource-limited environments. The portable ventilator utilizes ambient air and includes a two dual head compressor system to provide a consistent air supply to the patient. The ventilator device is battery operated and is capable of providing up to 60 minutes of care. In a preferred embodiment, the portable ventilator of the present invention also includes a pneumatic subsystem, a control subsystem, a power subsystem and an alarm subsystem. The portable ventilator of the preferred embodiment includes a dual head and single head compressor system that operates alternatively, to provide a consistent and continuous inhalation and exhalation cycle. A portable ventilator of a second preferred embodiment includes a sole dual-head compressor that operates to provide a consistent and continuous inhalation and exhalation cycle.

A method for integrating a ventilator device with a monitoring device and other medical devices that allows the function of the monitoring device and medical devices to automatically change based on initiation of a respiratory therapy procedure. In addition, modification of behavior on the part of the ventilator is automatic in response to activation of a medical procedure from the medical device or the monitoring device.

The invention relates to a cloud platform comprising a receiving unit and a processing unit, wherein the receiving unit is adapted to receive at least one user respiration data set sent by at least one respirator device within at least one uploading period; and the processing unit is adapted to acquire a first user respiration data set sent by a user of one respirator device in at least one respirator device within one uploading period, carrying out statistic analysis on the first user respiration data set on the basis of a stable state value set of the user and sending an alarm signal when a statistic analysis result determines that the first user respiration data set conforms to the data exception standard. According to the embodiment of the invention, an online user respiration data analysis scheme combined with offline respiratory disease diagnosis is provided, so that the patient condition worsening situation is possibly found in time.

A method and system for synchronizing a patient monitoring device with a ventilator device is disclosed herein. The method comprises: accessing a ventilation sequence defined by at least one device setting parameter and initiating assessment of a patient parameter with reference to at least one of the device setting parameter. The method further comprises controlling the progress on the ventilation maneuver based on the patient parameter assessment.

A monitor for surveying measurement values indicative of a person's breathing, to enable an improved assessment, in terms of conclusiveness and reliability, in the course of a treatment phase or a diagnosis. The monitor has a housing structure defining a gas flow path, a measurement line segment provided in the housing structure and structured to communicate with a breathing gas line segment, a sensor in communication with the gas flow path and structured to generate a signal indicative of the breathing gas flow flowing along the gas flow path, and an electronic recording device to record one or more signals indicative of the breathing gas flow, and / or information derived from them. It thus becomes advantageously possible, in treating a patient by using a CPAP device, for instance, to determine the quality of treatment in an objective and standardized way.

A ventilator device (10) includes a display screen (50, 101) to display a plurality of ventilator functions / modes (or menus) and a plurality of parameters (or sub-menus) associated with at least one of said ventilator functions / modes. A control member, e.g., in the form of a multifunction finger-operable dial (55, 102) is provided to select from the plurality of ventilator functions / modes and / or parameters, the dial being manipulatable in a first manner (e.g., rotation) to scroll between said parameters, and being manipulatable in a second manner (e.g., touching, pressing and / or depressing) to select one of the ventilator functions / modes and / or parameters.

The invention discloses an ARM-based ventilator equipment detection remote monitoring system and method. According to the ARM-based ventilator equipment detection remote monitoring system, a wireless sensor network is responsible for data acquisition and transmission; a valve control module controls the exhaust air rate of an entrance pipeline and the working state of a ventilator; an ARM-based monitoring platform is responsible for data display and processing as well as remote control; when detecting data anomalies, the monitoring platform can wirelessly and remotely control an electric valve to automatically control pipeline output exhaust air rate, can further start a self-cleaning device to perform cleaning, and therefore, intelligent remote monitoring of the working condition of the ventilator can be realized; an alarm circuit can be driven, so that a wireless connection with a mobile handheld device can be established, and therefore, the owner of the mobile handheld device can know the working condition of the ventilator in real time; manual adjustment can be realized through a manual valve; since an electric and manual valve double-control complementary mode is realized, timely failure handling can be benefitted; and therefore, on the whole, efficiency can be improved, usability and compatibility can be also improved, and the stability and reliability of the system can be ensured.

The invention comprises a ventilation apparatus and method for operating a ventilator of a ventilator apparatus, wherein in the method at least one duration ratio factor is set in a computing system of the ventilator apparatus; at least one minute volume, at least one functional dead space volume and at least one time constant are determined; a respiration frequency is computed, based on a previously defined lung model, depending on said determined parameters, where said computed respiration frequency is optimized on at least one minimum of a delivered parameter, which is induced to a patient using said ventilator; an inspiratory time and an expiratory time are determined based on said computed respiration frequency and said duration ratio factor; at least one tidal volume based on said previously computed respiration frequency and said determined minute volume is computed; and a delivered respiratory parameter of the ventilator is closed loop controlled.

The invention comprises a ventilation apparatus and method for operating a ventilator of a ventilator apparatus, wherein in the method at least one duration ratio factor is set in a computing system of the ventilator apparatus; at least one minute volume, at least one functional dead space volume and at least one time constant are determined; a respiration frequency is computed, based on a previously defined lung model, depending on said determined parameters, where said computed respiration frequency is optimized on at least one minimum of a delivered parameter, which is induced to a patient using said ventilator; an inspiratory time and an expiratory time are determined based on said computed respiration frequency and said duration ratio factor; at least one tidal volume based on said previously computed respiration frequency and said determined minute volume is computed; and a delivered respiratory parameter of the ventilator is closed loop controlled.

The invention provides a big data processing system for fresh air ventilator equipment, and the system comprises a monitoring module which is installed on a fresh air ventilator and is used for monitoring and uploading air environment data and operation state data of the fresh air ventilator; The APP module is located on the mobile terminal and used for uploading the fresh air ventilator equipmentinformation and the user information bound with the APP end; And the data storage module is positioned at the cloud server and is used for receiving and storing the air environment data uploaded by the monitoring module, the operation state data of the fresh air ventilator and the fresh air ventilator equipment information and user information uploaded by the APP module. The invention further provides a big data processing method of the fresh air ventilator equipment.

The invention discloses virtual reality-based fan performance detection experiment teaching system and method. The system comprises a virtual teaching module and a virtual experiment module, wherein the virtual teaching module comprises a safety education sub-module and an equipment introduction sub-module; the safety education sub-module is used for introducing safety education of a fan performance detection experiment site and a safety use manual and technical indexes of large ventilator equipment; the equipment introduction sub-module is used for displaying the large ventilator detection experiment equipment, a site and functions of the site to a user through a first visual angle; the virtual experiment module comprises an operation practical training sub-module and an operation assessment sub-module, wherein the operation practical training sub-module is used for providing three core experiment contents of fan air volume, air pressure and power parameters for fan performance detection, and the operation assessment sub-module is used for assessing a user. The problems that the fan performance detection teaching display means is single, the experimental practice teaching conditions are insufficient, and the real experimental environment is severe and cannot be expanded are solved.

The embodiment of the invention discloses a mixing cavity pressure control method. The method comprises: obtaining the target ventilation flow of a mixing cavity; obtaining a current air outlet flow change value; and adjusting the air inflow of the mixing cavity according to the target ventilation flow and the current air outflow change value. The invention further discloses breathing machine equipment and a computer readable storage medium. The problem that the pressure of the mixing cavity drops when the flow rapidly rises can be effectively avoided, and the stability of breathing machine equipment is improved.

The invention provides a soft rock tunnel cantilever type heading machine excavation construction method. The soft rock tunnel cantilever type heading machine excavation construction method comprisesthe steps that firstly, a cantilever type heading machine, a second conveyor, a laser orientation instrument and ventilator equipment enter the field; secondly, the laser orientation instrument is installed; thirdly, laser orientation measurement and positioning are conducted; fourthly, in-place and debugging operation of the cantilever type heading machine and the second conveyor is conducted; fifthly, first-time excavation is conducted; sixthly, subsequent excavation is conducted; and seventhly, steel ruler measurement and excavation face finishing are conducted. According to the construction method, the cantilever type heading machine is adopted for conducting tunnel excavation construction, disturbance to surrounding rock is effectively reduced, damage to the surrounding rock is avoided, and safety and quality are guaranteed.

The invention discloses a fresh air ventilator provided with a by-pass door, and belongs to the technical field of fresh air ventilator equipment. A fresh air ventilator in the prior art is relativelylow in air exchange efficiency, is complex in structure and is complex to operate. The fresh air ventilator provided with the by-pass door comprises an air inlet tube, a filter assembly and a by-passair flue, wherein the filter assembly is mounted opposite to a tube opening of the air inlet tube; the by-pass air flue and the filter assembly are arranged side by side and communicate with the airinlet tube; the by-pass air flue is equipped with a cylindrical housing capable of sealing the by-pass air flue; and the cylindrical housing is connected with a motor. According to the fresh air ventilator disclosed by the invention, the cylindrical housing is arranged, and the motor controls rotation of the cylindrical housing, so that a by-pass channel can be timely opened or closed, outdoor airwith good quality can directly enter an air inlet, and a usage rate of the filter assembly can be reduced, and therefore, abrasion on the filter assembly is reduced, the service life of the filter assembly is effectively prolonged, and use cost is reduced.

A ventilator adaptor for switching between ventilator devices while maintaining respiratory support to a patient is described. The ventilator adaptor has a first movable element with a first inlet and a second inlet, and a second movable element movably attached to the first movable element and with an outlet. The outlet has an inner diameter of 14.5-15.5 mm, preferably 15 mm, and the first inlet and the second inlet have an outer diameter of 14.5-15.5 mm, preferably 15 mm. The outlet is in fluid communication with the first inlet in a first position or with the second inlet in a second position by moving the second movable element relative to the first movable element thereby aligning the outlet with the first inlet or the second inlet. The outlet may be attached to an endotracheal tube in order to form a ventilation assembly.

A respiratory support ventilator apparatus mechanically supports the work of respiration of a patient. The ventilator apparatus is highly portable and optionally wearable so as to promote mobility and physical activity of the patient, and to improve the overall health of the patient. The respiratory support ventilator may monitor a physical activity level and overall health status of the patient, and process this information. The information is used to track efficacy of the ventilation therapy relative to activity level and quality of life, and or to titrate or optimize the ventilation parameters to improve, maintain or optimize the physical activity level and overall health status of the patient.

The invention provides a respirator adjusting method based on a respirator sleep event, and belongs to the field of medical equipment. The respirator adjusting method based on the respiration sleepevent comprises the following specific steps: installation connection and control of respirator equipment, adjustment of respirator monitoring data, respirator work alarm prompting, establishment of a respirator parameter adjusting network, monitoring of the working state of the respirator and operation of the respirator. The adjusting method is easy to operate, the working state of the respirator can be adjusted according to the respiration sleep event, an alarm prompt function is added, barrier-free communication between a doctor and a user can be guaranteed, meanwhile, respiration comfort of apatient is guaranteed, dangers can be avoided, the rehabilitation effect of the patient is guaranteed, the working state of the respirator can be ensured by monitoring the respirator layer by layer,the parameter adjustment accuracy of the respirator can be ensured, and the respirator is ensured to work normally.

A process adjusts a ventilation parameter (40) for a ventilation process (90) of a patient (110), which is carried out by a ventilator (20). Electrical impedance tomographic (EIT) data (70) of the lungs (111) of the patient (110), concerning the ventilation process (90), are collected by an EIT device (30). An adjusting device (1), adjusting a ventilation parameter (40) for the ventilation process (90), has an analysis unit (2) with a memory (3), a data input unit (5) data-communicatingly connected to the analysis unit (2) for receiving data and a data output unit (7) data-communicatingly connected to the analysis unit (2) for outputting data. A medical system (100), includes a ventilator (20), an EIT device (30) as well as the adjusting device (1) for adjusting a ventilation parameter (40) for the ventilation process (90) of a patient (100).

The invention relates to an axial flow type mine ventilator. The axial flow type mine ventilator is characterized by comprising a crankshaft, a housing, an air inlet pipe and an air outlet pipe; the air inlet pipe and the air outlet pipe are connected with the housing, the crankshaft is fixedly connected with an impeller which is arranged in the housing, and the crankshaft is fixedly connected with a front guide device which is arranged at an orifice of the air inlet pipe. Compared with traditional mine ventilator equipment, the axial flow type mine ventilator has the advantages of being simple in structure, good in ventilation effect, low in energy consumption, small in size and convenient to carry and operate.

A system includes a respirator device, a mask, a microphone, a speaker, and a control system. The respirator apparatus is configured to supply pressurized air. The mask is coupled to the respirator device and configured to engage the user during sleep to assist in directing the supplied pressurized air to the user. The microphone is configured to generate audio data. The speaker is configured to emit sound. The control system is configured to analyze the audio data to determine if noise associated with leakage of air from the mask is occurring. In response to (i) the analysis resulting in a determination that noise associated with leakage of air from the mask is occurring, (ii) the respirator device determines that air is leaking from the mask, or (iii) both (i) and (ii) are present, a speaker is caused to emit a sound to help mask noise associated with leakage of air from the mask.

The invention relates to the technical field of kitchen ventilator equipment, in particular to a baffle-type kitchen ventilator and a control method thereof. The baffle-type kitchen ventilator comprises an exhaust fume collecting hood, a driving mechanism and an exhaust fume baffle. The top of the exhaust fume collecting hood is provided with an exhaust fume inlet, and the exhaust fume baffle covers the exhaust fume inlet. The exhaust fume baffle is hinged to the exhaust fume collecting hood, and the driving mechanism can drive the exhaust fume baffle to rotate and open by 30 degrees or above.The control method is applied to the baffle-type kitchen ventilator. According to the baffle-type kitchen ventilator and the control method thereof, the kitchen ventilator can be cleaned even thoughthe exhaust fume baffle is not detached, and the baffle-type kitchen ventilator is convenient to use and saves time and labor.

The invention discloses a breathing machine monitoring method and system. The system a first information import module for importing breathing machine equipment information stored in an existing medical equipment management system; a second information import module for importing medical information of the existing medical management system and obtaining a breathing machine use request instruction; a judgment module for judging available states of breathing machines and matching proper breathing machines for use according to the breathing machine equipment information, the medical informationand the breathing machine use request instruction; a data analysis management module for analyzing the using condition of the breathing machine according to breathing machine ON / OFF management data; and a storage module for storing breathing machine use data and analysis data. According to the system and the method, a hospital breathing machine management platform capable of realizing interconnection and intercommunication of equipment management and clinical behaviors can support and analyze the use characteristics of the breathing machine according to clinical use data, effective supervisionof the whole clinical use process of the breathing machine is realized, hidden danger management is realized through computer data, and medical risks are reduced.

The invention discloses an ARM-based ventilator equipment detection remote monitoring system and method. According to the ARM-based ventilator equipment detection remote monitoring system, a wireless sensor network is responsible for data acquisition and transmission; a valve control module controls the exhaust air rate of an entrance pipeline and the working state of a ventilator; an ARM-based monitoring platform is responsible for data display and processing as well as remote control; when detecting data anomalies, the monitoring platform can wirelessly and remotely control an electric valve to automatically control pipeline output exhaust air rate, can further start a self-cleaning device to perform cleaning, and therefore, intelligent remote monitoring of the working condition of the ventilator can be realized; an alarm circuit can be driven, so that a wireless connection with a mobile handheld device can be established, and therefore, the owner of the mobile handheld device can know the working condition of the ventilator in real time; manual adjustment can be realized through a manual valve; since an electric and manual valve double-control complementary mode is realized, timely failure handling can be benefitted; and therefore, on the whole, efficiency can be improved, usability and compatibility can be also improved, and the stability and reliability of the system can be ensured.