73results about How to "Avoid breathing difficulties" patented technology

The invention discloses a textile fabric steam drying device and relates to the technical field of textile machine equipment. The textile fabric steam drying device comprises a box body. A cross partition is fixedly connected to the lower portion of the inner wall of the box body. A vertical partition is fixedly connected between the center position of the bottom of the cross partition and the center position of the bottom of the inner wall of the box body. A water tank is arranged on the portion, between the bottom of the cross partition and the bottom of the inner wall of the box body, on the left side of the vertical partition. A steam generator fixing box is fixedly connected to one side of the top of the inner wall of the water tank. A steam generator is fixedly connected to the bottom of the inner wall of the steam generator fixing box. A water drawing pipe is connected to the bottom of one side of the steam generator. The bottom of the water drawing pipe penetrates the bottom ofthe inner wall of the steam generator fixing box. The textile fabric steam drying device solves the problems that an existing textile fabric drying device is high in cost, low in utilization rate, poor in effect and easy to deform, the drying efficiency is improved effectively, the uniform drying is guaranteed, meanwhile the heat loss is small, and the production cost is lowered effectively.

The invention discloses an aerosol inhalation device used in the paediatric internal medicine. An aerosol transfer chamber is used for separating the mouth of a sick child and an aerosol machine; gas expired by the sick child enters a disinfection device from an exit pipe at the lower part of the aerosol transfer chamber for disinfection and then is discharged, so as to prevent cross infection during use; a hose is used, and thus the use is free and flexible; a nipple-like inspiratory nozzle is designed, so that the sick child can suck the nipple-like inspiratory nozzle, and the fear of the sick child in treatment can be reduced; a fog amount adjusting button is adopted, thus the amount of fog can be regulated according to the different requirements of the sick child, the requirements of different sick children are effectively met, and the work difficulty of medical workers is reduced. According to the aerosol inhalation device, aerosol treatment and oxygen treatment can be performed simultaneously by means of a support pipe, a biting nozzle, the adjusting button, activated carbon fiber, a hollowed-out ventilation fixed piece and a flexible piece, deep filtering of waste gas is facilitated, the cross infection is prevented, the fog amount can be controlled, tracheal spasm and difficult breathing are prevented, the use is further facilitated, and the service life is prolonged.

The invention belongs to the technical field of protection covers and in particular discloses a professional medical operator sanitation protection mask. Aiming at the problems that a protection maskis poor in protection property, cannot play a very good role of virus isolation, is not applicable to long-term use and is low in wearing comfort, a wearer can feel relatively hard to breath, languagecommunication of medical operators with the mask can be affected, and the like, the invention discloses the professional medical operator sanitation protection mask which comprises a battery box anda plastic shell, wherein a control box is arranged on the outer wall of the top end of the plastic shell; a rubber facial mask is adhered to the outer wall edge of one side of the plastic shell; and ascrew hole is formed in the middle of the outer wall of one side of the plastic shell. By adopting the mask, the mask can be kept internally dry, the wearing comfort is improved, bacterium breeding environments are avoided, odor is avoided, relatively fresh air can be supplied to a user, the odor in the air can be absorbed, the smell of the air can be improved, bacteria in the air can be killed,and the bacterium killing effect can be improved.

The invention relates to the technical field of agricultural industry, and discloses an aquatic plant cultivation device capable of adding nutrient solutions according to allowance automatic equal proportion. A middle position of the lower side face of the inner part of a protective shell is fixedly connected with a limiting device; a cultivation box is arranged on the top of the limiting device;a spring is arranged between the lower surface of the cultivation box and the lower side wall of the inner part of the protective shell; and a water storage box is arranged above the cultivation box.According to the aquatic plant cultivation device capable of adding the nutrient solutions according to the allowance automatic equal proportion disclosed by the invention, input of the nutrient solutions is carried out according to the equal proportion, water and nutrient solutions are added in time according to the gravity change after the moisture in the cultivation box is evaporated completely, so that the phenomenon that addition proportion is not easily controlled and the time and the labor are consumed because the addition proportion of the nutrient solutions is controlled based on experience of working staffs, so that the survival efficiency of aquatic plants is reduced, the working efficiency of the working staffs is lower, the working strength of the working staffs is higher, andbodies of the working staffs are easily over-fatigued if the addition work is carried out for a long time are avoided.

The invention relates to a respirator and a pressure control method in a continuous positive airway pressure (CPAP) mode. The respirator comprises a flow sensor, a pressure sensor, a processor, a memorizer, and a control program stored on the memorizer and capable of running on the processor. When the control program is executed by the processor, the method includes the following steps that when the respirator is in the CPAP mode, a flow curve and a pressure curve of the respirator are obtained, an inspiration initial moment P is determined, and the output power of a draught fan of the respirator is increased at the inspiration initial moment P; the change ratio of flow and the change ratio of pressure are obtained based on the flow curve and the pressure curve, and in the state that the change ratio of the flow is continuously larger than 0 and the change rate of the pressure is smaller than 0, the output power of the draught fan of the respirator is intermittently increased; in the state that the change rate of the pressure is larger than 0, the output power of the draught fan of the respirator is intermittently reduced. The pressure can be rapidly adjusted, the pressure is stably output, and the user comfort is improved.

The invention discloses a mask with a function of preventing glasses from fogging. The technical scheme of the mask is characterized in that independent inhaling and exhaling flow channels are formed, so that exhaled gas flows out according to the designed channel and cannot flow to the position above the nose, and fogging of the glasses is avoided; in order to solve the problem of increase of inhaling resistance caused by design of the independent flow channels, a special breathing assistant device is arranged and comprises a cavity, an elastic air bag is arranged in the cavity and connected with an exhaling tube, the cavity is connected with an inhaling tube, the exhaling tube is connected with an exhaling tube control device, when a person exhales through the exhaling tube, the air bag expands to enable air in the cavity to be discharged into the inhaling tube for inhalation, when one-time exhalation is finished, the exhaling tube control device discharges gas in the air bag, the air bag shrinks, and outside air enters the cavity under the action of atmospheric pressure difference, so that the purpose of assistance in breathing is achieved. The mask can prevent the glasses from fogging to the greatest extent and has the breathing assistant function.

The invention discloses an automatic fire alarm system. The automatic fire alarm system comprises a fire-fighting module, a fire-fighting control room and an evacuating module, wherein the fire-fighting module comprises a fire detector, a manual alarm button, a smoke exhaust system, a fireproof door, a fireproof roller shutter door, a fire-fighting plunger pump and a gas fire-extinguishing device;the fire detector comprises smoke sensing detectors and temperature sensing detectors placed in many places; the fire-fighting control room comprises a fire alarm controller, a fire-fighting controlpattern display, a special fire-fighting telephone assembly and a fire-fighting power supply monitor; the fire alarm controller is used for receiving a feedback signal of the fire detector and controlling other modules to operate; and the evacuating module comprises a special fire-fighting extension telephone, a fire emergency broadcasting system, a fire alarm, an evacuation indicating system anda fire-fighting emergency light. By matching the fire-fighting module, the fire control room and the evacuating module, work of fire-fighting equipment is controlled automatically to quench fire and guide crowds to evacuate immediately, so that the condition that the manual control efficiency is low is avoided, and the fire-extinguishing efficiency is increased.

The invention relates to a local anaesthesia range measuring apparatus. According to the invention, monitoring probes are connected with a switcher by extension tubes; the switcher is connected with a syringe; a plurality of monitoring probes are provided; water bags are arranged in the monitoring probes and are communicated with the extension tubes; the extension tubes are respectively communicated with a plurality of peripheral connectors on the switcher and correspond to the peripheral connectors one by one; a joint of the syringe is communicated with a central connector of the switcher. The local anaesthesia range measuring apparatus overcomes the respective defects of existing needle-punching method and electroporation method. According to the invention, use of the switcher can ensure that a connector of the syringe is only selectively communicated with one path without being communicated with other paths each time, i.e. only the skin at one position is stimulated each time; accuracy of a measurement result is ensured; the local anaesthesia range measuring apparatus is safe and noninvasive and has no damage; possibilities of burn, difficulty in breathing, muscle twitches and cardiac arrest which are caused by the electroporation method are avoided; an anesthesia level is continuously monitored; both ice and heat sensation stimulations can be implemented; the local anaesthesia range measuring apparatus can be applied on the aspect of measurement on the algesia level in the orthopedics department and the neurology and neurosurgery departments.

The invention belongs to the technical field of functional fabrics, and particularly relates to a composite structure comprising a fabric layer and a spherical activated carbon layer and a preparationmethod thereof. The composite structure comprising the fabric layer and the spherical activated carbon layer is characterized in that the surface of the fabric layer facing spherical activated carbonis provided with a depression extending from the surface to the inside of the fabric layer; at least part of the outer surface of the spherical activated carbon is bonded to at least part of the inner surface of the depression. By adopting the composite structure, clogging of fabric and difficulty in breathing of skin caused by excessive adhesives can be avoided, and the human body comfort is improved remarkably. Moreover, the composite structure can significantly improve the bonding area of the fabric and the activated carbon, and greatly improve the washing fastness of protective clothing.Moreover, the preparation method of the composite structure and clothing is convenient, and has a broad prospect for large-scale production.

A transport hood for conveying a detainee protects conveying personnel from exposure to blood and body fluids of the detainee, while avoiding discomfort and potential breathing difficulty to the detainee caused by blood and body fluids retained within the transport hood. The transport hood includes a top portion positioned over the head of the detainee to below the eyes and above the nose of the detainee. A bottom portion is joined to the top portion by a first circumferential length of elastic and extends downwardly to below the chin of the detainee. A second length of elastic gathers the bottom portion around the neck of the detainee. The transport hood further includes a skirt attached at the first length of elastic that hangs loosely and extends downwardly to at least the neck of the detainee.

The invention provides a respiratory protection device. The device comprises an outer shell part, a sound amplifying element, a filter part, a main body, a base and a mask. A ventilation opening is formed in the end of the main body, the filter part and the outer shell part are arranged on the end of the main body, a preset spacing distance is arranged between the outer shell part and the main body, the filter part is arranged between the outer shell part and the main body, a ventilation gap is spaced between the filter part and the outer shell part, the main body is arranged on one side of the base, a cavity with an air outlet is formed between the main body and the base, the mask is arranged on the other side of the base, and the sound amplifying element is arranged in the respiratory protection device and used for amplifying the received sound. According to the respiratory protection device, the ventilation gap is formed between the outer shell part and the filter part, the filter part can be protected, the air inlet efficiency is improved, the condition of expiratory dyspnea or depressing is avoided to a certain degree, the sound amplifying element can amplify the sound sent out by a user, and the user can communicate with other persons normally when wearing the respiratory protection device.

The invention provides an adjustable ICU auxiliary breathing device, and relates to the technical field of medical instruments. The adjustable ICU auxiliary breathing device comprises a support frame;the top end of the support frame is fixedly provided with a control panel; the front end of the control panel is fixedly connected with an air tube; the end, away from the control panel, of the air tube is fixedly connected with a transition tank; the other end of the transition tank communicates with a respirator; and an upper connecting base and a lower connecting base are fixedly installed atthe upper end and the lower end of the transition tank respectively. The adjustable ICU auxiliary breathing device realizes adjustment of the tidal volume by controlling the speed of a motor, is highin adjusting precision and high in response speed, improves the comfort of a patient, can automatically relieve pressure to avoid air pressure injury caused by overlarge tidal volume, and can stir internal air to avoid uneven distribution of air inhaled by the patient and avoid the phenomenon of dyspnea of the patient when a ventilator is abnormally stopped.

The invention discloses a face mask capable of preventing fogging of glasses. According to the technical scheme, the face mask is characterized in that by forming an independent inhaled air and exhaled air flowing channel, and the exhaled air flows out along the designed channel and cannot flow to the upper portion of the nose, so that fogging of the glasses is avoided. In order to solve the problem that the inhalation resistance is increased due to the design of the independent flowing channel, a special respiration assisting device is arranged, the respiration assisting device comprises a chamber, an elastic air bag is arranged in the chamber and connected with an exhalation pipe, the chamber is connected with an inhalation pipe, the exhalation pipe is connected with an exhalation pipe control device, and accordingly, when exhalation is conducted through the exhalation pipe, because the air bag becomes large, the air in the chamber can be discharged into the inhalation pipe for inhalation of people. When one time of exhalation is completed, the exhalation pipe control device discharges the air in the air bag, because the air bag becomes small, the outside air enters the chamber due to air pressure difference, so that the aim of assisting the respiration is achieved. By means of the face mask, fogging of the glasses can be avoided to the greatest extent, and the respiration assisting function is achieved.

The invention discloses a device and method for bronchial ultrasonic detection and biopsy synchronous sampling, and particularly relates to the technical field of medical equipment. The device comprises a double-working mechanism; the double-working mechanism comprises a bronchoscope body, working channels are formed in the bronchoscope body, material taking air bag sleeves are arranged in the working channels respectively, and the cross section of each material taking air bag sleeve is circular; a first air cavity is formed in each material taking air bag sleeve, the material taking air bag sleeves are made of an artificial biological film material, guide wires are arranged in the material taking air bag sleeves, one side of each material taking air bag sleeve is fixedly provided with a conveying air pipe, and one end of each material taking air bag sleeve is fixedly provided with an inflation switching valve. By arranging the double-working mechanism, the biopsy mode can be changed,the device can be adapted to positioning of any bronchoscope and can be adjusted along with a bronchoscope, the flexibility is improved, the working view field can be expanded, sampling biopsy is carried out on peripheral bronchia in the lung field, and the situation that sampling using biopsy forceps deviates from the actual position is effectively prevented.

The invention discloses a high efficiency packaging machine for toilet paper production. The high efficiency packaging machine comprises a push rod, an air purifier, a first switch, a packaging machine body, a first servo motor and fan blades; the push rod is arranged on one side of the packaging machine body, a first servo motor is arranged inside the packaging machine body, the fan blades are arranged on one side of the first rotating shaft, the air purifier is arranged at the top end of a transverse rod, a first switch is arranged on the front surface of the transverse rod, and the first servo motor is electrically connected with a second switch. The high efficiency packaging machine is scientific and reasonable in structure and safe and convenient to use; the air purifier is arranged, air around the packaging machine body can be purified, and the problem that a user is dyspneic due to too much pungent smells generated in the packaging process is solved; and the first servo motor and the fan blades are arranged, the user can effectively conduct radiating on components inside the packaging machine body, and the service life of the packaging machine body is prolonged.

The invention discloses a fire scene smoke eliminator capable of effectively eliminating dense smoke generated in a fire scene and a smoke eliminating system capable of providing a large amount of fresh air for an escaping people. The fire scene smoke eliminator comprises a smoke sensing switch (1), a battery high-voltage direct-current power supply (2), a smoke suction fan (5), a square-type smoke eliminating chamber (6) and a pipe-type smoke eliminating chamber (7), wherein the square-type smoke eliminating chamber (6) is internally provided with at least one layer of cross corona wire net (8); the pipe-type smoke eliminating chamber (7) is internally provided with a cross corona wire net (9); the cross corona wire net (8) and the cross corona wire net (9) are both communicated with thenegative pole of the battery high-voltage direct-current power supply (2); and the upper and the lower metal sheets of the square-type smoke eliminating chamber (6) and the pipe wall of the pipe-typesmoke eliminating chamber (7) are communicated with the positive pole of the battery high-voltage direct-current power supply (2). The smoke eliminating system also comprises a large-power exhaust fan. The smoke eliminator and smoke eliminating system provided by the invention can be widely applied to the field of fire scene smoke elimination.

The invention discloses a multifunctional sputum scab clearing device for the respiratory department, and relates to the technical field of medical tools. The device comprises an inserting tube, a humidifying tube, a collecting box and a humidifying assembly, the humidifying tube comprises an outer tube and an inner tube, the outer tube and the inner tube are fixedly connected through a cover plate, a plurality of air outlet grooves are uniformly and circularly formed in the circumferential side face of one end of the outer tube, and a sealing ring is fixed to the circumferential side face ofthe other end of the outer pipe. External air is extracted by a mini fan to generate clean air after treatment performed by a filtering device and an activated carbon absorbing plate is conducted, water mist atomized by an atomizer is carried by the cleaning air to pass through an air delivery pipe to be discharged to the gap between the outer tube and the inner tube, mist in the gap passes through the air outlet grooves to be discharged to the inner wall of a respiratory tract, and therefore the problem of inconvenient cleaning of sputum scabs caused by the lacking of a humidifying function of an existing sputum scab clearing device is solved. According to the device, humidifying is conducted by blowing mist, oxygen in air can enter the interior of the respiratory tract to prevent dyspneaof the patient.

The invention provides a cardio-pulmonary rehabilitation training method. The method is realized by using a cardiopulmonary function training system. The cardio-pulmonary function training system comprises a main body, and a man-machine interaction unit, a right walking unit, a left walking unit and a riding unit which are arranged on the main body. The cardio-pulmonary function training system further comprises an intelligent terminal, an oxygen generation unit and a motion monitoring unit. The intelligent terminal is in communication connection with the man-machine interaction unit, the oxygen generation unit and the motion monitoring unit. Scientific cardiopulmonary function training is achieved through the intelligent real-time monitoring and control unit, under the condition that extreme conditions of a user are avoided, the user can effectively and conveniently conduct cardiopulmonary function training, meanwhile, the cardio-pulmonary rehabilitation training method provides a double-person simultaneous training mode, the training pleasure is improved, and the training boring feeling is reduced.

The invention discloses a textile fabric steam drying device and relates to the technical field of textile machine equipment. The textile fabric steam drying device comprises a box body. A cross partition is fixedly connected to the lower portion of the inner wall of the box body. A vertical partition is fixedly connected between the center position of the bottom of the cross partition and the center position of the bottom of the inner wall of the box body. A water tank is arranged on the portion, between the bottom of the cross partition and the bottom of the inner wall of the box body, on the left side of the vertical partition. A steam generator fixing box is fixedly connected to one side of the top of the inner wall of the water tank. A steam generator is fixedly connected to the bottom of the inner wall of the steam generator fixing box. A water drawing pipe is connected to the bottom of one side of the steam generator. The bottom of the water drawing pipe penetrates the bottom ofthe inner wall of the steam generator fixing box. The textile fabric steam drying device solves the problems that an existing textile fabric drying device is high in cost, low in utilization rate, poor in effect and easy to deform, the drying efficiency is improved effectively, the uniform drying is guaranteed, meanwhile the heat loss is small, and the production cost is lowered effectively.

The invention discloses a myocardial infarction patient rehabilitation nursing training device and a use method thereof, and relates to the technical field of medical rehabilitation training equipment. The problem that whole-body exercise cannot be performed is solved. The device comprises a base, an adjusting groove is formed in the outer wall of the top of the base, a first moving seat is arranged on the inner wall of the adjusting groove and is of a concave structure, a rack is fixedly connected to the outer wall of the top of the first moving seat, a gear is arranged on the outer wall of the rack, and sliding grooves are formed in the outer walls of the two sides of the first moving seat; sliding blocks are slidably connected to the inner walls of the sliding grooves, and the two ends of the gear are rotationally connected to the outer walls of sides of the two sliding blocks correspondingly. The using method of the device comprises the following steps that the height of the seat and the abutting angle of the backrest are adjusted, and the safety detection structure is fixed to the body of a patient. The patient can conveniently simulate pitching training, the whole body is driven to slightly move in cooperation with riding and joint flexion and extension movement, and the risk of acute attack is reduced.

The invention discloses a livestock veterinarian treatment fixing frame capable of conducting livestock weighing, relates to the technical field of fixing frames, and aims to improve the fixing effectand safety. The fixing frame specifically comprises a fixing frame body and a base, a control chamber is fixed to the outer wall of the top of the base through screws, and air cylinder assemblies which are evenly and symmetrically distributed are fixed to the inner walls of the two sides of the fixing frame body through screws. The air cylinder assemblies which are uniformly and symmetrically distributed are arranged; a corresponding detection mechanism and a shunt air valve are arranged on each air cylinder assembly; the branching air valve can timely disconnect the corresponding branching air pipe based on the specific position or pressure information of the fixing piece detected by the detection mechanism so that the fixing piece reliably fixes the head or neck of the livestock, and the phenomenon that the livestock is hurt due to overlarge pressure or small space formed by the fixing pieces is avoided. In addition, as the cylinder barrels are uniformly and compactly distributed, the device is suitable for livestock of different body types and is convenient and practical.

The invention relates to the technical field of dust masks, in particular to a clean air delivery system. The clean air delivery system includes an air purifier, an air flow divider and a plurality ofair diffusers. The air flow divider is of a hollow structure and is provided with an air inlet and a plurality of air outlets, and the air inlet is in communication with a pipeline of the air purifier. The multiple air outlets separately communicate with pipelines of the air diffusers. The air diffusers are flat and is each internally provided with a cavity. A plurality of diffusing holes communicating with the cavities are formed in a first side surface of each of the air diffusers, and mounting components for being connected with the inner side of a mask are arranged at the positions, awayfrom the dispersing holes, of the air diffusers. In this way, clean air can be directly delivered to respiratory organs, and exhaust gas can be expelled in time to achieve zero inhalation of dust andexhaust gas. Users are enabled to get fresh air, all exhaust gas is expelled, sweat caused by closeness can further be expelled, and the vital signs of the users are effectively guaranteed.

The invention relates to a vital capacity training device, in particular to a vital capacity training device with a protection function for the respiratory medicine department. The device comprises a support frame, a training assembly, a pushing assembly and the like. A training assembly is arranged on the support frame, and the pushing assembly is fixedly installed on the support frame. When a user carries out vital capacity training for many times, a porous pushing frame and the sliding support frame can gradually move in the direction away from an expiration soft cover, the expiration amount of the user needs to be gradually increased to enable a sealing frame to push the porous pushing frame, the purpose of gradually increasing the vital capacity training difficulty is achieved, and the user is better trained on the vital capacity.

The invention discloses a medical atomization device, which is characterized in that the device comprises an atomizer, a medicine storage bottle, a mask, a water purifier and an oxygen generator, themedicine storage bottle is arranged at the upper end of the atomizer; a liquid discharging opening is formed in the bottom of the atomizer; a liquid discharging valve is arranged on the liquid discharging opening; a partition plate is arranged in the atomizer and divides an inner cavity of the atomizer into a first atomization cavity and a second atomization cavity, the upper portion of the firstatomization cavity is communicated with the upper portion of the second atomization cavity, and the liquid discharging opening of the medicine storage bottle is connected with the first atomization cavity and the second atomization cavity through a liquid distribution mechanism. According to the medical atomization device, the first atomization cavity and the second atomization cavity are arranged, when liquid medicine atomization is carried out in the first atomization cavity, pure water is adopted for cleaning the second atomization cavity, and when liquid medicine atomization is carried outin the second atomization cavity, the pure water is adopted for cleaning the first atomization cavity, so that the cleaning time of the atomization cavities is saved, and the treatment efficiency isimproved.

The invention discloses a therapeutic apparatus, and belongs to the technical field of medical equipment. A therapeutic apparatus is characterized in that a gas supply pipeline of the therapeutic apparatus is provided with a gas supply unit, and a pressure adjusting unit for processing output gas of the gas supply unit is arranged between the gas supply unit and a user inhalation device in the therapeutic apparatus. The pressure regulating unit comprises a gas storage part for receiving gas at the output end of the gas supply unit and realizing temporary storage; the air pump is used as a transmission device to transmit air, so that the pressure and the flow of the output air are average and stable, the breathing difficulty of an inhaler caused by unstable output air pressure is avoided, the heart rate of the inhaler is prevented from being increased, the cerebral anoxia condition of the inhaler is avoided, and the breathing quality of the inhaler is improved. Further, symptoms such as dizziness, headache, nausea, vomiting and weakness of an inhaler are avoided, and conditions such as pulmonary edema and coma are avoided.

The invention discloses an emergency detection, diagnosis and treatment device for cardiology department, and relates to the technical field of medical instruments. The emergency detection, diagnosisand treatment device for the cardiology department comprises a second supporting frame, wherein a transverse plate is welded to the outer wall of one side of the second supporting frame, a vertical plate and a first supporting frame are welded to the outer surface of the bottom of the transverse plate, rolling wheels are rotationally mounted on the second supporting frame and the first supportingframe, and a bed plate is welded to the outer surface of the top of the transverse plate. The height of a sickbed can be adjusted more quickly and stably, secondary damage to the body of a criticallyill patient due to shaking is reduced as much as possible, medical staff can conveniently detect the heart rate of the critically ill patient in time, and when an infusion bottle is about to be used up, an induction alarm block is used for reminding medical staff to replace or take down the infusion bottle in time, an oxygen tank and the sickbed are integrated, and the medical staff can conveniently conduct oxygen therapy work on a patient suffering from dyspnea at the first time.

The invention relates to a local anesthesia range measuring device. In the present invention, the monitoring probe is connected to the switcher through the extension tube, and the switcher is connected to the syringe; there are multiple monitoring probes, and water bladders are connected to the extension tube; the extension tubes are respectively connected to a plurality of peripheral interfaces on the switcher and one One correspondence; the connector of the syringe communicates with the central interface of the switch. The invention overcomes the respective defects in the existing acupuncture method and electric shock method. The use of the switcher of the present invention can ensure that the interface of the syringe is only selectively connected to one path and blocked from other paths each time, that is, only one part of the skin is selectively stimulated each time, ensuring accurate measurement results, safe, non-invasive, and harmless, avoiding It eliminates burns, dyspnea, muscle twitching, and cardiac arrest caused by electric shock methods. Continuous monitoring of the anesthesia level can be implemented with ice and heat stimulation. It can be used in the measurement of pain levels in orthopedics and neurosurgery.

The invention discloses a detachable mask fan. The detachable mask fan comprises a shell mechanism and a mounting mechanism, wherein the shell mechanism comprises a limiting shell, a clamping shell and inserting grooves; a mounting hole is formed in the limiting shell; the clamping shell is fixedly welded to the inner wall of the limiting shell and is positioned on the circumferential surface of the mounting hole; the inserting grooves are formed in the top of the inner wall and the bottom of the inner wall of the clamping shell; and the mounting mechanism comprises a fixing shell, a fixing frame, a through hole, a filtering device, a dustproof cover, fan blades, a variable-speed motor and a mounting rack. According to the detachable mask fan, the problems that masks are essential as personal health protection articles due to the impact of the epidemic, the masks are arranged in a multi-layer manner, and thus, when the masks are worn in summer or in a high-temperature and high-humidityenvironment, stuffiness and sweating are easily caused, breathing is not smooth, and facial temperature is high are effectively solved. In the prior art, a PM2.5 mask is additionally provided with abreathing valve, stuffiness is relieved, smooth breathing is ensured, but the problems that after the mask is worn in summer, sweating is caused, and the facial temperature is high cannot be solved fundamentally.