51 results about "Respiratory conduit" patented technology

The utility model provides a pulse type oxygen supply device which comprises a controller, an oxygen supply pressure sensor, a passenger cabin pressure sensor and a plurality of mask assemblies. Each mask assembly comprises a mask, a pressure switch and an electromagnetic valve; a breathing pipeline of the mask is connected with an air source of the aircraft, an electromagnetic valve for controlling on-off is arranged on the breathing pipeline, and a pressure switch is further arranged on the breathing pipeline; the electromagnetic valve and the pressure switch are both connected with the controller; the controller is further connected with the passenger cabin pressure sensor and the oxygen supply pressure sensor. The pressure switch is used for detecting pressure in the mask pipeline, and when the pressure is lower than preset pressure, an oxygen supply demand instruction is sent to the controller; the controller is used for generating an opening instruction of the electromagnetic valve corresponding to the pressure switch according to detection values of the passenger cabin pressure sensor and the oxygen supply pressure sensor when an oxygen supply demand instruction sent by any pressure switch is detected, and the opening instruction comprises the opening duration of the electromagnetic valve. Respiration demand feedback is added into oxygen supply time regulation, and oxygen supply demand changes are met by controlling the opening and closing time of the electromagnetic valve according to different height requirements.

The utility model relates to an asphalt emptying system which comprises an underground emptying groove, an asphalt storage groove, a nitrogen pipeline, a breathing pipeline and an asphalt emptying header pipe, the nitrogen pipeline, the breathing pipeline and the asphalt emptying header pipe are arranged on the upper portion of the underground emptying groove, an extrusion pipeline is arranged on the lower portion of the underground emptying groove, and the other end of the extrusion pipeline is connected with the asphalt storage groove. The nitrogen pipeline, the breathing pipeline, the asphalt emptying header pipe and the extrusion pipeline are all provided with electromagnetic valves, all the electromagnetic valves are connected with a liquid level recording interlocking alarm instrument and a pressure recording control instrument, and a gas sealing bottom valve is arranged at the connecting position of the extrusion pipeline and the underground emptying groove. The maintenance time is shortened, the workload of operators is reduced, a large amount of investment, operation cost, operation cost and maintenance cost are saved, operation is simplified, maintenance is very convenient, nitrogen serving as back pressure is prevented from being discharged, and the safety of the system is improved.

The utility model discloses a breathing pipeline device capable of adjusting and releasing airway pressure, which comprises a breathing sputum excretion device body, a fourth connector, an air valve main body, an adjusting assembly and a sputum excretion assembly, and the air valve main body is used for blocking or opening an airflow channel in the fourth connector; the sputum excretion assembly is used for providing an upward opening moving stroke for the air valve assembly, one end of the sputum excretion assembly is installed on the breathing sputum excretion device body, and the other end of the sputum excretion assembly is installed on the top of the air valve body. The adjusting assembly is arranged on the periphery of the breathing sputum excretion device body and the periphery of the sputum excretion assembly in a sleeving mode. The distance between the breathing sputum excretion device body and the sputum excretion assembly is adjusted through the adjusting assembly, and then the pressing force of the sputum excretion assembly for pressing the air valve assembly is adjusted; therefore, the breathing intensity of the patient during breathing training can be adjusted, and the device is suitable for breathing rehabilitation training of various moderate and mild patients in the lung department and contributes to expectoration of sputum.

1. The name of this design product: Adaptive adjustment laryngoscope device. 2. Purpose of the product with this design: It is used to open the airway under visual conditions and maintain airway patency during clinical anesthesia or first aid, and can be adjusted as needed to assist in respiratory management. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The breathing pipeline connector is used for being detachably connected with an air conveying pipeline and comprises a connector body and an elastic component, and the connector body and the elastic component are matched to form an airflow channel for fluid circulation; the connector main body comprises a pipe body, and a first cantilever structure and a second cantilever structure which are arranged along the circumferential direction of the pipe body at an interval; the first cantilever structure is provided with a clamping portion at the inserting section, the air conveying pipeline is provided with a matching portion, the breathing pipeline connector is connected with the air conveying pipeline through clamping matching of the clamping portion and the matching portion, and the first cantilever structure can deflect relative to the pipe body under the action of external force so as to drive the clamping portion and the matching portion to be unlocked and return after the external force is removed. A user with weak strength can gradually finish unlocking by fully utilizing the deformation creep characteristic of the elastic component by prolonging the pressing time without instantly applying strong force; and a user with relatively strong strength can quickly trigger unlocking through brief pressing, and the flexibility and inclusiveness of operation are both considered.

The utility model belongs to the field of electric reactor, specifically say a kind of oil-immersed filter reactor of being convenient for maintenance, including electric reactor shell, the top of electric reactor shell is fixedly connected with oil pillow, the front side of oil pillow is fixedly connected with breathing pipe, and the bottom of breathing pipe is provided with breather;Breather's top and the bottom between breathing pipe are provided with connecting mechanism;The connecting mechanism includes connecting sleeve, and the outside of breather top is fixedly connected in connecting sleeve, the bottom of breathing pipe outside is fixedly connected with connecting block, and connecting block is inserted in the inside of connecting groove, and connecting groove is opened on the inner wall of connecting sleeve, and connecting block is engaged with fixed block, and fixed block is arranged in the inside of fixed cavity, and fixed cavity is opened in the inside of connecting groove inner wall;Through the structural design of connecting mechanism, the function of being convenient for the maintenance of oil-immersed filter reactor is realized by the structure design of connecting mechanism, to facilitate the dismounting installation of breather.

The invention relates to the technical field of transformers, in particular to a low-noise oil-immersed transformer which comprises a transformer body, an oil conservator is fixedly communicated with the top face of the transformer body, a breathing pipeline is fixedly communicated with the bottom of the oil conservator, the low-noise oil-immersed transformer further comprises an air guide tank, and the top of the air guide tank is fixedly communicated with the breathing pipeline. An exhaust valve and a sliding rail are arranged on the surface of the air guide tank, the sliding rail is fixed to the bottom of the air guide tank, a supporting disc is fixed to the bottom of the sliding rail, after the lower drying tank is completely saturated, the air inlet valve of the lower drying tank is closed firstly, and meanwhile the air inlet valve of the upper drying tank is opened, so that air only passes through the upper drying tank to work; independent dehumidification of the upper drying tank is achieved, the situation that in the replacement process, the dehumidification function is interrupted, and consequently a breathing opening needs to be closed is avoided, the normal breathing function of the transformer is guaranteed, and the adverse effect generated by closing the breathing opening is reduced.

A temperature control circuit for a respiration tube is configured to connect to a main board, a power supply end of the main board is connected to a heating wire, and a first control module connected to the temperature control circuit for the respiration tube is disposed on the main board. The temperature control circuit for the respiration tube includes a detection module and a second control module; the detection module is connected to the second control module and configured to collect a temperature data of the heating wire and transmit the temperature data to the second control module; the second control module is connected to the first control module and the power supply end of the main board. A piece of respiration aid equipment includes the temperature control circuit.

The invention belongs to the technical field of breathing machines, and particularly relates to an STM32-based first-aid breathing machine, a control system and a method.The mechanical air path structure of the first-aid breathing machine comprises a turbofan, a breathing pipeline, a mask, a collection module, a fan control module and a first-aid breathing machine master controller; the acquisition module comprises an atmospheric pressure sensor arranged at an air inlet of the turbofan, an air flow sensor arranged at an air outlet of the turbofan, and a differential pressure sensor and an air pressure sensor which are arranged at the tail end of the breathing pipeline, and all the sensors and the fan control module are electrically connected with the first-aid breathing machine main controller; the first-aid breathing machine control system comprises a double-ring PID ventilation control system, a man-machine interaction module electrically connected with the first-aid breathing machine master controller, and a power management module. According to the invention, a dual-ring PID air flow velocity control system is designed, an air pressure compensation mechanism and a dual-ring PID control technology are fused, and the problem that the air flow control precision of the first-aid breathing machine is reduced in a high-altitude environment is solved.

A respiratory assistance device is configured to provide a flow of gas. The apparatus has: a flow generator operable to generate a flow of gas; a breathing catheter; a mouthpiece attachment for respiratory training connected to the respiratory catheter; and a controller. The controller is configured to control the flow of gas delivered to the mouthpiece attachment to control aerodynamic resistance provided at the mouthpiece attachment when a user performs one or more steps of respiratory training. The respiratory training may include normal breathing, tidal breathing, maximum ventilation breathing, halitus, fixed positive expiratory pressure (PEP)-resistant breathing, oscillatory positive expiratory pressure (OPEP)-resistant breathing, slow deep inspiration, and / or labial breathing.

The utility model relates to the technical field of skin protection devices, in particular to a facial skin protection device for children wearing non-invasive auxiliary ventilation pipelines, which comprises a device bottom layer, an anti-abrasion mechanism is arranged on the inner wall of a protection plate, and an anti-falling fixing mechanism is arranged on the surface of the protection plate. And a protection edge warping prevention mechanism is arranged in the device bottom layer. According to the skin protection device, the phenomenon that the skin of a child patient is allergic due to long-time contact with the protection plate in the using process of the skin protection device is avoided, the fixing effect of the fixing rope can be improved when the skin protection device is used, the nasal plug is better in sealing performance, and meanwhile the skin protection device is convenient to use. The skin protection device can be suitable for various non-invasive breathing pipeline fixing scenes, the phenomenon that after the skin protection device is used for a long time, a fixing rope is abraded and damaged on the inner wall of the protection plate is avoided, and the skin protection device is longer in service life and more durable.

The utility model provides a membrane dryer and system for a high-low oxygen machine, and solves the problems that the dryer of the high-low oxygen machine only has a drying effect, so that the respiratory tract of a user is influenced, and the use effect of the user is greatly influenced. The membrane type dryer comprises a shell, a fixing mechanism and a gas channel, the gas channel of the membrane type dryer is connected with an air compressor through a heat exchanger and further connected with a breathing mask through a breathing pipeline, the interior of the shell of the membrane type dryer is communicated through the gas channel in a penetrating mode, and the gas channel is connected with the fixing mechanism. The fixing mechanism is also connected with the shell; the gas channel is used for drying and humidifying gas input by the air compressor through the heat exchanger and outputting the dried and humidified gas to the breathing pipeline; the fixing mechanism is used for fixing the gas channel at the upper end and the lower end of the shell correspondingly, and the using effect of a user is guaranteed.

The breathing pipeline connector is used for being detachably connected with an air conveying pipeline and comprises a connector body and an elastic component arranged on the connector body in a sleeving mode, and the connector body and the elastic component are matched to form an airflow channel for fluid circulation; the connector body comprises a pipe body and two first cantilever structures arranged along the pipe body in an aligned mode, each first cantilever structure is provided with a pressing part and a clamping part, the air conveying pipeline is provided with a matching part matched with the clamping part, the breathing pipeline connector is connected with the air conveying pipeline through clamping matching of the clamping parts and the matching parts, and the pressing parts are connected with the pipe body. The pressing part can deflect relative to the pipe body under the action of external force so as to drive the clamping part and the matching part to be unlocked. Due to the fact that the two first cantilever structures are arranged along the pipe body in the aligned mode, a double-finger pressing area conforming to ergonomics is formed, pressing on the pressing part can be achieved through natural kneading of the thumb and the index finger, and therefore the pressing part is driven by one hand to move so as to achieve unlocking of the connector and the gas conveying pipeline.

The application relates to a novel transformer breather device without heavy gas protection, which comprises a tank body made of PC plastic, dry agents are placed in the tank body to keep the oil gas dry, the breather is connected with a transformer oil tank through a connecting flange and is fixed on the top of the tank body through screw threads, the sealing is ensured, the breather is internally provided with components such as a gas valve body, a gas hole telescopic cover, a reset spring, a dry agent isolation net, a breather port, an oil cup, a breather hole and a gas permeation hole, the components jointly act to realize the exchange of oil gas and external air and keep the oil gas system dry, the breather is designed to be disposable, the cost is reduced and the maintenance is simplified. The valve on the breather pipeline is provided with a relay, when the valve is closed, a first contact point of the relay is disconnected, when the valve is opened, the first contact point of the relay is closed; the first contact point is connected in series in a heavy gas protection circuit, and the breather device can be safely replaced without withdrawing a heavy gas tripping pressure plate.

The invention belongs to the technical field of respiratory medicine, and discloses an airway humidifying and heating device for respiratory medicine nursing, which comprises an oxygen heating and humidifying assembly, the output end of the oxygen heating and humidifying assembly is fixedly communicated with a first three-way valve, and the right end of the first three-way valve is fixedly communicated with a second three-way valve. The right end of the outer side face of the first three-way valve is fixedly sleeved with a locking frame. The risk that condensed water is mistakenly inhaled into the respiratory tract by a patient after being accumulated is avoided, the collected condensed water uniformly enters the condensed water collecting tank below through the flow guide structure, centralized treatment is facilitated, a breathing pipeline at the patient end does not need to be disconnected in the whole process, online cleaning is achieved, the working intensity of nursing personnel is greatly relieved, and the working efficiency is improved. Compared with the prior art, complicated manual operation is avoided, more importantly, pipeline pollution and cross infection possibly caused by manual pouring of condensate water are eradicated, and safety and convenience in the oxygen therapy process are remarkably improved.

1. The name of the design product: clean storage device for home respiratory machine. 2. The use of the design product: used with home respiratory machine, providing a platform for home respiratory machine, power socket, power cord / adapter storage, air purification, accessory storage, accessory drying / drying, respiratory tube suspension, respiratory tube drying / drying function. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best indicates the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

The utility model relates to a respiratory training device for a respiratory department, which comprises a base, a plurality of fixing frames are arranged on the upper end face of the base, respiratory training cylinders are arranged on the upper end faces of the fixing frames, connecting pipes are arranged on the lower end faces of the respiratory training cylinders, pistons are movably arranged in the respiratory training cylinders, and the connecting pipes are connected with the connecting pipes. A movable rod is arranged on the upper end face of the piston. According to the respiratory training device for the respiratory department, by arranging the disinfection assembly, when the respiratory training device is used in the respiratory department, a respiratory tube, a respirator and a respiratory training cylinder are connected, rehabilitation exercise is conducted on a patient through the respiratory training cylinder, and after training is completed, the respiratory training cylinder is detached, so that the respiratory training device is convenient to use. Disinfectant is injected into the respiratory training cylinder through the liquid inlet pipe for disinfection treatment, then ventilation drying is conducted on the interior of the respiratory training cylinder through the air inlet pipe by means of the hot-air blower, and the situation that after the respiratory training cylinder is disinfected, mold is bred in liquid remaining in the respiratory training cylinder is reduced.

The utility model discloses a breathing machine water collecting cup device capable of being adjusted in multiple directions and a breathing machine, and belongs to the technical field of breathing machines. The device comprises a three-way pipe, a multidirectional adjusting mechanism and a water collecting cup. The multidirectional adjusting mechanism is arranged at a third connector of the three-way pipe and comprises a fixed seat and a rotating part; an arc-shaped guide groove is formed in the fixed seat, a spherical joint at the upper part of the rotating part is adaptively embedded in the guide groove to form a spherical hinge structure, and a connecting pipe at the lower part of the rotating part is connected with the water collecting cup. The posture of the water collecting cup can be flexibly adjusted in a multi-angle range relative to the three-way pipe through rotation of the spherical joint in the guide groove. The device is characterized in that when the breathing pipeline inclines due to the body position of a patient or the movement of equipment, the water collecting cup can be passively or actively adjusted to and maintained in a vertically downward state, it is ensured that the water collecting cup is located at the lowest point of the pipeline all the time, condensate water is effectively collected, and backflow of the condensate water is fundamentally prevented. The device is compact in structure, convenient and fast to adjust and beneficial to improvement of safety and convenience of clinical use.

The utility model provides a pipeline type water dispenser which comprises a closed water tank, a water tank breathing connector is arranged on the upper portion of the closed water tank, and the water tank breathing connector is connected with an upper integrated waterway. The upper integrated water path is provided with an upper water collecting path plate air inlet and outlet; the water tank breathing connector is communicated with the upper water collecting channel plate air inlet and outlet through the upper integrated water channel; the air inlet / outlet of the upper water collecting path plate is connected with a breathing tube; and the breathing tube is communicated with a water outlet connector. The water dispenser is provided with the closed water tank, so that the water tank is effectively prevented from being polluted by the internal environment of the water dispenser shell, peculiar smell is avoided, and meanwhile, the breathing channel of the closed water tank is sterilized by steam generated during heating of the water dispenser.

Various characteristics of a gas flow can be sensed at the end of a respiratory conduit near the patient interface using a sensing module. The sensing module can be removable from the patient end of the respiratory conduit for ease of use and ease of cleaning. The sensor module can transmit sensor data over the same wires used to heat the respiratory conduit.

The utility model relates to the technical field of medical equipment, in particular to a patient end connector and a ventilation pipeline, and the connector comprises a connector body, a circuit board module and a sensor component; an air flow channel is formed in the joint body, an annular step surface and a limiting part are arranged on the outer wall, and the thickness of the limiting part protruding out of the outer wall of the joint body is gradually increased from one end away from the step surface to one end close to the step surface; the circuit board module is of an annular structure and is assembled in the containing space in the thickness increasing direction of the limiting part. The sensor component is installed on the connector body and electrically connected with the circuit board module. The device is applied to the patient end of the heating breathing pipeline and used for being connected with the mouth-nose mask of the patient, and the circuit board module and the sensor component are arranged, so that temperature control of the heating wire in the heating breathing pipeline is conveniently achieved; based on the step surface and the limiting part with the gradient thickness, smooth assembly of the circuit board module is facilitated, and the effects of easy assembly and difficult disassembly are achieved.

The present disclosure provides a pressure control method and system, a main control device, and anesthesia machine, which relate to the field of medical device technology. The method includes: determining a relationship array between the leakage flow rate of the leak hole and the front-end pressure of the one-way valve; periodically determining the pressure control value of the front-end pressure of the one-way valve corresponding to the target pressure according to the difference between the stable pressure at the inspiratory end and the target pressure; determining the first flow rate of the driving valve according to the target value of the inspiratory end pressure and the sampling value of the inspiratory end pressure, and the driving valve outputs the airflow to the respiratory circuit according to the first flow rate; in response to the pressure at the inspiratory end tending to be stable and the front-end pressure of the one-way valve drops to the pressure control value, determining the second flow rate of the driving valve corresponding to the pressure control value according to the relationship array, and the driving valve outputs the airflow to the respiratory circuit according to the second flow rate. The technical solution in the present disclosure can avoid the phenomenon of unstable pressure control and flow rate signal jitter at the inspiratory end in respiratory support equipment.

A nasal adaptor includes: an oral expiration guiding portion which has an opposing portion that is to be opposed to the mouth of a living body, and in which a mouth-side guide path that guides expiration that is expired from the mouth to the opposing portion is formed; and an attaching portion which is placed above the oral expiration guiding portion with respect to the living body, and to which a holding member that holds a sensor for measuring the expiration guided by the oral expiration guiding portion is attached. The oral expiration guiding portion is integrally connected to the attaching portion, and has positioning changing portions that change the distances between connecting portions connected to the attaching portion, and the opposing portion, thereby changing the positioning of the opposing portion.

An interface for positive pressure therapy includes a mask assembly, a headgear assembly and a connection port assembly. The headgear assembly includes a component formed from two layers of 3D fabric folded. The mask assembly comprises a seal member that has an upper portion movably connected to an integrated lower portion, wherein the upper portion rolls during hinging movement of the upper portion relative to the lower portion. The headgear assembly allows connection to the mask assembly in a direction substantially normal to a direction of strap tension. The connection port assembly includes a swivel elbow with a valve member that controls flow through a port that opens toward the user. The valve member is provided with a tapered bead that helps prevent the valve member from sticking in a given position. Also, a connector for connecting a respiratory tube to an elbow connector.

The application discloses a kind of respirators for transformer double helix channel, it is related to transformer respirator technical field, the respirator includes breathing pipe, rotary valve, first exhaust pipe, second exhaust pipe, main breathing tank, auxiliary breathing tank, heating device, first air inlet pipe, second air inlet pipe, reversing valve, connecting pipe and oil cup, the rotary valve can change the direction of gas entering, the main breathing tank can absorb moisture in air, prevent moisture in air from entering the insulating oil of transformer, the auxiliary breathing tank can protect transformer when main breathing tank maintenance, the heating device can be in main breathing tank and auxiliary breathing tank in silica gel particle moisture absorption capacity reaches upper limit, silica gel particle dehumidification, so that silica gel particle restores dry function, the reversing valve can change the direction of gas going out, the impurities in gas can be filtered out by the insulating oil in oil cup, prevent pollution in transformer insulating oil.

The invention is applicable to the technical field of respiratory support equipment, and relates to an airway management system for detecting and collecting accumulated water in an invasive respiratory pipeline, which comprises a main control unit, an accumulated water tank, a saline water collecting tank, a negative pressure source, a liquid level detection module and an inflation and deflation control module. The water accumulation tank is provided with a leakage hole communicated with the saline water collection tank, and the liquid level detection module is used for monitoring the liquid level in the water accumulation tank. When the liquid level reaches an early warning line, the main control unit controls the inflation and deflation control module to open the leakage hole and starts the negative pressure source to automatically suck condensate water into the saline water collecting tank; after collection is completed, the main control unit controls the inflation and deflation control module to close the leak hole. According to the invention, automatic detection, collection and early warning of condensate water are realized, the workload of medical staff is reduced, the infection risk is reduced, and the influence of backflow of condensate water or increase of pipeline resistance on treatment of a patient is avoided.

We provide a respiratory therapy system comprising:a flow generator;a humidifier;a respiratory conduita patient interface coupled to the respiratory conduit to deliver a gases flow to a patient;a sensor configured to determine pressure or flow of the gases flow;a controller configured to control the flow generator to generate the gases flow; and the controller configured to:a) retrieve at least one first signal associated with or indicative of a gases flow and / or pressure in the respiratory conduit;b) determine a measure of at least one first parameter associated with gases flow perturbations and / or pressure perturbations for at least one portion of the retrieved at least one first signal; andc) determine the presence of liquid in the respiratory conduit based at least in part on the measure(s) of the at least one first parameter meeting a first threshold.The system can be used to reduce or alleviate condensation in a respiratory gas deliver conduit.

The utility model relates to tank pressure control equipment, in particular to a novel ultralow-leakage-rate mechanical breather valve which comprises a valve body, a breathing tube is arranged on the side face of the valve body, a flow guide cover is sleeved on the breathing tube, and the flow guide cover is detachably connected with the breathing tube. According to the novel ultralow-leakage-rate mechanical breather valve, the detachable flow guide cover is sleeved outside the breathing tube, the novel ultralow-leakage-rate mechanical breather valve can be conveniently maintained subsequently through the detachable flow guide cover, and even an adaptive flow guide cover is replaced according to the requirement of a use environment. In the mounting structure of the flow guide cover, the flow guide cover can be basically mounted at the tail end of the breathing tube without shaking by using the screw rod and the limiting piece, the structure is simple, the mounting is convenient, and a professional tool is not needed in the mounting process.

This utility model relates to the field of respiratory therapy equipment technology, and discloses a filter element support structure, a respiratory gas humidification connector assembly, and a respiratory device. The filter element support structure, used to cover the exhaust port of a respiratory mask assembly, includes a cover. A first end of the cover is used to connect to the respiratory mask assembly, and a central hole for the passage of a respiratory tube is provided at the center of the second end of the cover. A limiting structure is provided on the inner wall of the cover to fix the filter element and restrict its axial and / or radial and / or circumferential movement. The area enclosed by the limiting structure and the central hole is the filter element placement area. Ventilation holes are provided on the base of the cover within the filter element placement area.

A respiratory mask featuring a mask body and an articulated connection piece that can be connected to a respiratory tube. On the mask body, at least one exhalation gap is located in the vicinity of a connection that holds the articulated connection piece. Preferably, the exhalation gap terminates in an umbrella-shaped outflow channel that runs away from the patient. Preferably, at least two components of the respiratory mask are interconnected without play.