403 results about "Exsufflation" patented technology

The invention discloses an anesthesia puncture outfit for a surgical patient, and relates to the technical field of anesthesia puncture outfit, the anesthesia puncture outfit comprises a puncture handpiece, the puncture handpiece is provided with a puncture needle sheath; an anesthesia administration part is mounted on the puncture handpiece; the anesthesia administration part is used for sliding on the puncture needle sheath piece; the puncture needle sheath piece is used for guiding the anesthesia administration part; a bubble removing guide piece is mounted on the puncture handpiece; the bubble removing guide piece is used for exhausting; a sampling sealing piece is mounted on the defoaming guide piece; the anesthesia administration part can be matched with a puncture needle sheath piece, a doctor can conveniently and rapidly conduct puncture anesthesia work, the structure is easy to operate, the doctor can more conveniently locate the arachnoid, the accuracy of medicine injection of the subarachnoid space is guaranteed, and the problems that an existing anesthesia puncture outfit for a surgical patient is inconvenient to prompt the doctor to penetrate through the subarachnoid space, and the working efficiency is high are solved. And excessive puncture is easily caused.

The utility model discloses an anorectal operation exhaust and drainage device which comprises an abutting seat, an end cap is arranged at one end of a fixing cylinder, a catheter penetrates through the inner side of the fixing cylinder, an air bag is sleeved on the outer ring of the fixing cylinder, a storage bag is sleeved on the outer ring of the air bag, and one end of the air bag is connected with a valve and a balloon through a connecting pipe. One end of the storage bag is connected with a one-way valve and an adapter through a connecting pipe, and a plurality of groups of permeation holes are formed in the surface of the storage bag. The air bag can drive the storage bag to expand towards the outer side and extrude the storage bag to abut against the inner wall of the anorectum, so that compression hemostasis can be conducted on the wound surface, meanwhile, liquid medicine can seep through the permeation holes and be applied to the wound surface, recovery of the wound surface is facilitated, and through the arrangement, compression hemostasis can be conducted on a patient after anorectum operation; and exhaust, drainage and medication of anorectum are facilitated, and postoperative pain and discomfort of a patient are effectively relieved.

The invention provides a ventricular drainage tube clamping device for the neurosurgery department, and belongs to the field of medical instruments. Comprising three elastic telescopic adsorption mechanisms and three pressing type exhaust mechanisms, the second hollow shell is fixedly installed at the end of the upper hollow rod, the interior of the second hollow shell is in a hollow state, and the second hollow shell is communicated with the internal structure of the upper hollow rod; and the piston plate is placed in the second hollow shell and enables gas in the upper hollow rod to be pumped out in the moving process. The outer wall of the soft drainage tube can be fixed in an adsorption mode through the suction force of gas, the working stability of the drainage tube during working can be effectively guaranteed through adsorption type fixing, in addition, the drainage tube can expand outwards at the adsorption fixing part through the elastic acting force of the spring, and therefore the drainage tube can be fixed to the outer wall of the drainage tube. Therefore, normal drainage efficiency of the inner diameter of the drainage tube is ensured.

The invention relates to a breathing pipeline adapter capable of adjusting the air displacement and a breathing nasal mask.The breathing pipeline adapter comprises a tubular body, a through airflow channel is formed in the tubular body, the tubular body is provided with a first end and a second end, the first end is used for being connected with nasal masks of different models, and the second end is used for being connected with an external breathing pipeline; the exhalation hole group comprises a plurality of exhalation holes, and the multiple exhalation holes are uniformly formed in the circumferential outer wall of the tubular body in an annular array mode and directly communicate with the airflow channel; the adjusting knob is coaxially arranged on the outer side of the tubular body in a sleeving mode, and a through hole is formed in the adjusting knob; the through holes can be aligned with or staggered with different numbers of exhalation holes, and the air displacement of the airflow channel is adjusted. According to the breathing nasal mask, the exhaust area can be adjusted, exhaled air can be exhausted out of the nasal mask more effectively, for a patient with a large amount of exhaled air, the effective exhaust area can be increased, the exhaled air can be exhausted in time, accumulation of the exhaled air in the nasal mask is avoided, and therefore the relapse phenomenon is reduced.

The invention relates to the technical field of medical breather pipes, in particular to an adjustable pharyngeal breather pipe which comprises a seaming opening, and a through hole is formed in the seaming opening. The gas conduit comprises a main exhaust passage and an oxygen supply interlayer, a sampling gas passage is arranged in the main exhaust passage, and oxygen flows out from an area between the oxygen supply interlayer and the main exhaust passage; the adjusting assembly comprises an impeller; the cleaning mechanism comprises a clamping plug and is used for automatically adjusting the distance between the sampling gas channel and the oxygen outlet according to the oxygen outlet flow, the larger the oxygen flow is, the larger the distance between the sampling gas channel and the oxygen outlet is, and it is avoided that too much oxygen is inhaled to affect the detection result; meanwhile, mucus and water vapor are unblocked through reciprocating movement of the clamping plug, the sampling air channel is guided through the rolling ring, meanwhile, the water vapor of exhaled air is adsorbed, and the mucus and the water vapor are prevented from blocking the air guide pipe.

Interfaces for positive pressure therapy having various vent designs are disclosed herein. The interfaces include a bias flow vent with design geometries that help reduce and / or minimize draft and noise levels of the fluids exiting the vents. Some of the vent designs include particular vent hole geometries, plenum spaces, diffusers and fibrous media.

The invention relates to the technical field of medical instruments, and discloses an adjustable respiratory resistance type end-expiratory carbon dioxide monitoring nasal mask which comprises a nasal mask body, an end-expiratory carbon dioxide collecting tube, an oxygen conveying hose and a connector assembly arranged at one end of the nasal mask body and used for connecting the end-expiratory carbon dioxide collecting tube and the oxygen conveying hose. The connector assembly comprises a double-channel connector connected with the nasal mask body, a partition plate is fixedly connected to the inner wall of the double-channel connector, and when the inspiration resistance is adjusted through the arranged inspiration adjusting mechanism and expiration adjusting mechanism, the hand wheel assembly is manually operated to control the blocking film assembly, so that the caliber size of the oxygen delivery port is changed, and the oxygen delivery effect is improved. The larger the diameter of the oxygen delivery port is, the smaller the inspiration resistance is, when the expiration resistance is adjusted, the reel assembly is manually operated, so that the total gas displacement of the exhaust hole in the exhaust buckle is changed, the larger the total gas displacement of the exhaust hole is, the smaller the expiration resistance is, and therefore the effect of improving the treatment accuracy is achieved.

The invention provides a small animal breathing machine and a control method, the small animal breathing machine comprises an air pump set, a breathing control valve, a breathing machine controller and a touch screen displayer, the air pump set comprises a plurality of air pump units arranged in parallel and a silica gel pipeline, the multiple air pump units are connected in parallel, and the air pump units with different flows can be freely combined according to different animal and tidal volume requirements; the air flow of each air pump unit is accurately distributed, meanwhile, the high-precision and large-flow requirements of the breathing machine are met, a three-way pipeline and a valve element are arranged in the breathing control valve, and the pulmonary alveolar connecting end, the three-way pipeline and the air outlet pipeline form an air inlet path; the alveolar connecting end, the three-way pipeline and the waste collecting end form an exhaust gas path, and the valve element can switch the direction of an internal gas path of the three-way pipeline. The breathing control valve controls the airflow direction only through the action of the valve element, so that the air pump unit can operate continuously, frequent starting and stopping are not needed, the service life of the air pump unit is remarkably prolonged, and the response speed is increased.

The application provides a postoperative respiratory training device, which comprises a shell, a resistance mechanism, an adjusting mechanism and a limiting piece, opposite sides of the shell are respectively provided with an air inlet channel and an air outlet channel; the resistance mechanism comprises a rotating shaft, a fan blade and a spiral spring; the rotating shaft is rotatably installed in the shell, and a plurality of fan blades are installed on the rotating shaft; the outer end of the spiral spring is fixedly installed on the shell; the center end of the spiral spring is installed on the rotating shaft through the adjusting mechanism, and the adjusting mechanism can control the center end of the spiral spring to rotate around the rotating shaft; the fan blade is provided with a sliding groove in the length direction, one end of the limiting piece is slidably installed in the sliding groove, the shell is provided with a spiral groove, and the other end of the limiting piece is slidably installed in the spiral groove. The number of turns of the spiral spring is controlled through the adjusting mechanism; the number of turns of the spiral spring increases, which indicates that the reverse resistance is greater, and the number of turns of the spiral spring decreases, which indicates that the reverse resistance is smaller; thus, the size of the reverse resistance can be reasonably adjusted according to the rehabilitation condition of the patient.

The invention belongs to the technical field of medical instruments. The invention discloses a novel multifunctional laryngeal mask which comprises a breather pipe, one end of the breather pipe is connected with an external ventilation loop through a connector, and the other end of the breather pipe is provided with a mask body used for ventilation, exhaust and secretion suction. The mask body is provided with a mask bag structure which is matched with the mask body so as to accord with the throat and spine characteristics of a patient, so that the stable limitation on the mask body is met, and safe sealed ventilation is realized. The device has the advantages that the device can accord with throat and spine characteristics of a patient to realize safe sealed ventilation, and the risk of regurgitation and aspiration due to the fact that gas enters the stomach of the patient is not easily caused.

The present invention relates to the field of medical device technology, and in particular to a home sleep apnea machine for monitoring sleep quality and a control method thereof, comprising: a nasal mask connected to an external ventilator body via an air inlet duct; when a gas flow sensor detects that a patient is in an exhalation state, an exhaust unit is started to continuously exhaust the gas in the nasal mask, so that the air pressure inside the nasal mask is rapidly reduced, thereby reducing the air resistance encountered by the patient when exhaling, which is beneficial for the patient to exhale; during the patient's exhalation process, when the detection unit detects that the pressure inside the nasal mask is lower than a set value, the control unit controls the exhaust unit to reduce the exhaust speed, so that the air pressure inside the nasal mask is stably maintained at a relatively low air pressure, which is convenient for the patient to exhale and can provide certain support to the patient's airway, thereby facilitating the patient's airway collapse due to excessively low air pressure.

The utility model provides an aorta balloon counterpulsation system, the aorta balloon counterpulsation system comprises a balloon, an inflation and deflation mechanism and a valve group, the inflation and deflation mechanism comprises a first air storage part, the volume of the first air storage part can be changed, and the first air storage part is provided with a plurality of air circulation ports; the first air storage part is connected with the balloon through one air circulation opening, and the first air storage part is further connected with an air source through the other air circulation opening; the valve group comprises a first valve and a second valve; the first valve is arranged between the balloon and the corresponding gas circulation opening and is used for controlling connection and disconnection between the first gas storage part and the balloon; the second valve is arranged between the gas source and the corresponding gas circulation opening and used for controlling connection and disconnection between the first gas storage part and the gas source. The gas source is used for providing working gas for the aortic balloon counterpulsation system. When the aorta balloon counterpulsation system is applied, inflation and deflation of the balloon are achieved by controlling the volume change of the first air storage part, and the inflation and deflation frequency of the balloon is controlled through the heart rate of a patient, so that the aorta balloon counterpulsation system can adapt to patients with various heart rates.

The pneumatic liquid pushing device comprises a liquid guide module, an air pump, a liquid storage module and a controller, the liquid storage module is provided with a liquid storage space, the liquid storage space is provided with a liquid outlet and an exhaust port, and the exhaust port is higher than the liquid outlet; an exhaust opening of the air pump is communicated with the exhaust port; the liquid guide module is provided with a liquid guide inlet and a liquid guide outlet, the liquid guide inlet is communicated with the liquid outlet, and the liquid guide outlet is communicated with the liquid guide inlet; the external air is extracted through the air pump and guided into the liquid storage space, the air pressure in the liquid storage space is increased, the liquid is evenly pushed to the liquid guide module under the action of the air pressure, and the problem that in traditional manual operation, liquid smearing is uneven is effectively solved.

The invention belongs to the technical field of breathing masks, and particularly relates to a breathing mask and an air leakage prevention-based mask using method.The breathing mask comprises an overall assembly, the overall assembly comprises a mask body assembly, an expansion assembly is arranged on the rear side of the mask body assembly, and a pressure relief assembly is connected to the bottom of the mask body assembly; the module assembly comprises a base assembly connected to the front face of the expansion assembly, and any one of a breathing machine module and a filtering module is assembled on the base assembly. When the mask is worn, the touch feeling of the mask in contact with a patient can be improved, the overall sealing performance of the mask is improved, different functional modules can be replaced according to different scene requirements, the mask can switch functions according to requirements, the applicability of the device is improved, the device can cope with more scenes, and the user experience is improved. And when the air pressure in the mask is too high, the exhaust operation can be automatically performed, so that the discomfort of a patient caused by the too high pressure in the mask is avoided.

The utility model relates to the technical field of medical instruments, in particular to an atomization connection type auxiliary sputum excretion device for respiratory training. In order to solve the problems that cost is increased due to the fact that a common atomizer and a common sputum excretion device are used separately, if one atomizer and one sputum excretion device are used singly, the other atomizer and the other sputum excretion device need to be replaced after use, time is long, and a patient needs to frequently replace the atomizer and the sputum excretion device for use, the following technical scheme is provided: the atomizer comprises an atomization tank, a mouth piece facilitating breathing of a user is connected to the wall body of one side of the atomization tank, an exhaust assembly facilitating exhaust is arranged at an opening in the top of the atomization tank and comprises a base, a top cover is arranged on the wall body of the outer surface of the base in a covering mode, and a steel ball is placed in the base. The device is used for carrying out respiratory training, atomization treatment and auxiliary sputum excretion on a patient, the diversity of the device is embodied, the steps of frequently replacing the device are reduced, and the time cost is saved.

The invention discloses an intelligent oxygen generator for patients with chronic obstructive pulmonary disease, which comprises a household oxygen generator, and a portable oxygen generator is arranged on the household oxygen generator in a manner of being inserted and pulled out. The household oxygen generator comprises a main body shell, an air inlet, a display screen, a household oxygen outlet, a household humidifying water tank, a storage drawer, and a power supply, a central control module and an oxygen generation function module group which are positioned in the main body shell, the oxygen generation function module set comprises an air inlet module, an air compression module, a valve switching and control module, a separation module, an oxygen storage and buffer module and an exhaust module, the portable split type module design is adopted, so that the long-time oxygen inhalation requirement of a patient is met, meanwhile, the product supports intelligent operation, has the functions of intelligent monitoring, real-time adjustment and the like, and is suitable for popularization and application. Parameters such as oxygen concentration and flow velocity can be automatically adjusted according to different states of patients, and the problems that an existing oxygen generator is poor in environment adaptability, single in function, insufficient in portability and the like are solved.

The invention provides an artificial respiration device for nursing in the respiratory medicine department, and belongs to the technical field of medical instruments. Comprising an air supply part, a negative pressure generation part is installed on the air supply part, and a tongue positioning part is installed on the negative pressure generation part; the negative pressure generating piece is used for controlling the tongue positioning piece to suck air; an overpressure exhaust part is mounted on the air supply part; the overpressure exhaust part is used for preventing excessive expiration; an air channel detection piece is mounted on the air supply piece; and the air passage detection piece is used for detecting the smoothness of the air passage. The tongue positioning piece can be matched with the negative pressure generating piece, the tongue of a patient is automatically controlled, dragged and positioned when artificial respiration is carried out on the patient, the tongue of the patient can be kept to be separated from the palate of the patient, and smooth artificial respiration is guaranteed; the problems that an existing artificial respiration device is inconvenient to detect airway smoothness, and the tongue of an unconscious patient is prone to blocking the airway are solved.

The invention discloses an easy-to-replace stoma plug with an odor removing function, and belongs to the technical field of medical apparatuses and instruments. According to the scheme, the stoma plug comprises a base plate, a water absorption plug and a water absorption and odor removal assembly, the water absorption and odor removal assembly is fixedly connected with the base plate, the water absorption plug comprises a base plate and a plug body which are fixedly connected, the base plate is fixed in the water absorption and odor removal assembly, and the plug body penetrates out of the water absorption and odor removal assembly and is directly inserted into an intestinal stoma of a patient. The water absorption and odor removal assembly comprises a water absorption part, an odor removal part and an exhaust part, and can absorb water overflowing from the water absorption hydrant and odor of excrement and exhaust waste gas in the body. During replacement, the water-absorbing and odor-removing assembly and the water-absorbing hydrant are pulled out together, and then the water-absorbing hydrant and the water-absorbing and odor-removing assembly which are assembled together are inserted into the enterostomy. The stoma plug is convenient to carry and easy to replace, the skin of a patient can be protected, the use experience of the patient is improved, peculiar smell of excrement can be absorbed, waste gas in the body can be discharged, and the living quality of the patient is improved.

The utility model provides a dual-purpose anti-leakage enema and excrement collecting device. The dual-purpose anti-leakage enema and excrement collecting device comprises an enema bag, an infusion tube, an exhaust tube, an excrement collecting tube, an exhaust assembly and an anti-leakage assembly. The infusion tube is fixedly connected to the bottom of the enema liquid bag; the exhaust pipe is communicated with the outer wall of one end of the infusion pipe; the excrement collecting tube is communicated with the outer wall of the other end of the infusion tube; the exhaust assembly is arranged on the exhaust pipe; and the anti-leakage assembly is arranged on the infusion tube. According to the dual-purpose anti-leakage enema and excrement collecting device, through the structural design of the enema bag, the infusion tube, the exhaust tube, the excrement collecting tube, the exhaust assembly and the anti-leakage assembly, the enema function and the excrement collecting function are well combined, when enema is conducted on a patient suffering from abdominal distension, gas in the intestinal tract can be conveniently exhausted, leakage in the enema process is reduced, and the enema effect is improved. Leakage can be conveniently adsorbed, and the enema effect is good.

The infusion exhaust device comprises a drip chamber, one end of the drip chamber is communicated with a lower infusion pipeline, the other end of the drip chamber is provided with a drip chamber cover in a sealed mode, the drip chamber cover is communicated with an upper infusion pipeline and a one-way exhaust assembly, and an air suction bag is detachably arranged at the tail end of the one-way exhaust assembly. Compared with an infusion apparatus in the prior art, the air suction bag in the infusion exhaust device can suck air in the drip chamber through the one-way exhaust assembly, the pressure intensity in the drip chamber is reduced, the air dissolution rate of liquid medicine in the drip chamber is reduced, gas-liquid mixtures are avoided, and bubbles are avoided; the needle head of the intravenous infusion needle is prevented from being excessively exposed in the air, and liquid medicine is not wasted. The problems that an infusion apparatus is prone to being polluted and liquid medicine is prone to being wasted during exhausting are solved.

This invention relates to the field of medical device technology, specifically to a chest drainage device, comprising a collection bottle containing a small water-seal bottle suspended within it. The distance between the center of gravity of the water-seal bottle and the inner upper surface of the collection bottle is between one-third and one-half the height of the collection bottle. Both the water-seal bottle and the collection bottle are made of transparent hard plastic. An exhaust pipe and a drainage pipe are connected at the top of the collection bottle. The upper end of the drainage pipe extends outside the collection bottle, while the lower end is inside the collection bottle and extends into the water-seal bottle. The water-seal bottle acts as a damper for the collection bottle, and the damping effects of both interact with each other, making the whole device more stable and effectively reducing the impact of swaying during movement. This makes it more suitable for outdoor use, combat trauma, and other similar scenarios. Furthermore, because the water-seal bottle is small, when a patient drains effusion, the drained effusion first enters the water-seal bottle and then overflows into the collection bottle. Using the collection bottle to collect the effusion avoids both backflow and prevents the effusion from affecting the drainage effect.

The utility model discloses an air exhaust type PP medicine cabinet which comprises a medicine cabinet body, a closed cabinet door is connected to the medicine cabinet body in a rotating mode, a storage cavity is formed in the medicine cabinet body, a placing table is arranged in the storage cavity, an air exhaust cavity communicated with the storage cavity is formed in the medicine cabinet body, a fixing groove is formed in the top of the medicine cabinet body, and the air exhaust cavity is communicated with the placing table. A fixing groove is formed in the medicine cabinet body, an air extracting pump is arranged in the fixing groove, a purification cavity is formed in the medicine cabinet body, a first air pipe and a second air pipe which are correspondingly communicated with the air extracting cavity and the purification cavity are arranged on the air extracting pump, a purification frame is arranged in the purification cavity, and an adsorption purification layer is arranged on the purification frame. According to the chemical medicine purifying device, through the arrangement of the sucking pump, the first gas pipe and the second gas pipe, volatile gas of chemical medicine in the storage cavity can be conveniently pumped out and guided into the purifying cavity, and the volatile gas can be subjected to adsorption purifying treatment through the adsorption purifying layer on the purifying frame; therefore, the exhaust and gas purification treatment work in the medicine cabinet can be completed.

The utility model relates to an automatic flue gas removing abdominal machine, which is characterized in that a main body is a pneumoperitoneum machine for establishing and maintaining pneumoperitoneum; the pneumoperitoneum machine comprises an air inlet channel, and the two ends of the air inlet channel are connected with an air source and an abdominal cavity respectively. One end of the exhaust channel is communicated with the abdominal cavity, and a smoke removal pump and an electromagnetic valve are sequentially arranged in the airflow flowing direction; the micro-control unit is provided with a digital communication interface used for being connected with an endoscope camera system; wherein a branch pipe communicated with the exhaust passage is arranged at the air inlet end of the smoke removal pump, the other end of the branch pipe is communicated with the exhaust passage at the air outlet end of the smoke removal pump, and a speed regulating proportional valve is arranged on the branch pipe; and the micro-control unit is connected with the speed regulation proportional valve, the smoke removal pump and the electromagnetic valve. The smoke exhaust device has the advantages that the smoke exhaust device can adjust the size of smoke, adjust the gas displacement, ensure that the smoke is removed to the maximum extent with the minimum gas consumption, reduce the consumption of carbon dioxide gas and reduce the consumption cost of medical consumables.

The invention relates to the technical field of medical nursing, and discloses an intestine and stomach nursing decompression device applied to nursing in the digestive department, which comprises a pressing device and a reset spring arranged in the pressing device, the exhaust assembly is fixedly arranged on the inner wall of the top of the pressing device, the release assembly is arranged on the outer wall of the bottom of the pressing device, the flow guide assembly is arranged on the inner wall of the release assembly, the connecting assembly is arranged on the inner wall of the flow guide assembly, the allowance shrinking assembly is arranged at the other end of the connecting assembly, and the storage barrel is arranged on the allowance shrinking assembly. A patient can adjust the negative pressure by himself or herself, the patient can adjust the pressing strength and frequency of the pressing device in real time according to the gastrointestinal feeling of himself or herself, the negative pressure strength is fed back and adjusted, meanwhile, the telescopic component buffers airflow impact, the air outlet notch divides airflow, the negative pressure stability is ensured, mucous membrane injury or insufficient drainage caused by fixed negative pressure is avoided, and therefore the use comfort is improved.

Described herein is a respiratory care apparatus capable of performing multitude of therapy for secretion management and breath assistance therapy. The respiratory care apparatus comprises an electromechanical air router assembly (EARA) and an interfacing assembly. The EARA includes independent first and second pressure generating sources for assisted inhalation / insufflation and assisted exhalation / exsufflation process. The interfacing assembly includes a patient interface port and a patient interface tube. The interfacing assembly forms two pneumatically separate paths. The respiratory care apparatus is configured to generate alternate positive and negative pressure at the patient interface port for assisted inhalation / insufflation and assisted exhalation / exsufflation processes respectively. The assisted inhalation / insufflation and assisted exhalation / exsufflation processes are carried out independently through separate conduits / passages to reduce contamination and infection. Further, the respiratory care apparatus comprises a garment which oscillates due to alternate positive and negative pressure generation and provides therapy to the patient.

The application discloses a kind of intelligent operation body position monitoring method and system for long time operation pressure injury prevention, it is related to intelligent medical equipment and medical sensing monitoring technical field, for solving the problem of poor anti-interference and prone to body position displacement caused by blind decompression of traditional operation pressure sore prevention means.First, stress and temperature and humidity signals are acquired by sensor array and compensation calibration is carried out, environmental interference is eliminated to construct pressure distribution matrix;Subsequently, stress gradient is analyzed and time accumulation mapping is carried out relying on topological characteristics, and core high-risk site and load characteristics are accurately locked;Then, physiological and time sequence parameters of patient are fused to deduce tolerance baseline, and individualized bearing limit boundary is generated to realize dynamic early warning;Finally, the strategy of establishing support by using peripheral air bag progressive pre-inflation and center air bag servo unloading exhaust is adopted, which completely resolves concentrated stress while maintaining the absolute stability of operation body position, and constructs active protection closed-loop system.

The invention discloses an intelligent monitoring type lung isolation ventilation device and a monitoring method.The intelligent monitoring type lung isolation ventilation device comprises a plugging tube, the plugging tube penetrates through a ventilation tube, a plugging cuff is arranged at the near end of the plugging tube, the plugging tube is provided with an exhaust cavity, a plugging tube inflation cavity and a gas monitoring cavity, and the plugging cuff is connected with a first inflation device through the plugging tube inflation cavity; a fixing cuff is arranged at the near end of the ventilation pipe, the ventilation pipe is provided with a ventilation cavity, a ventilation pipe inflation cavity and a visual cavity, the fixing cuff is connected with the second inflation device through the ventilation pipe inflation cavity, a camera connected with the intelligent monitoring device is arranged at the near end in the visual cavity, and a drainage device is arranged in the ventilation pipe in a penetrating mode. The far end of the breather pipe is connected with the multifunctional connector, and the multifunctional connector is used for allowing the plugging pipe and the drainage device to pass through and be adjusted and fixed. Visualization and intelligentization of the lung isolation ventilation process are achieved, displacement and air leakage can be judged online, positioning of the plugging pipe and the ventilation pipe is more accurate, risk correction is more timely, and ventilation safety is better protected.

The present invention relates to a portable fill-type air respirator equipped with a combination fill and multi-stage decompression structure, the emergency air respirator providing air containing oxygen to a patient in case of a fire evacuation or emergency. Specifically, without a separate decompression structure, air is rapidly supplied using a built-in decompression valve, compressed air is refilled through a filling port, and high-pressure compressed air is decompressed in multiple stages so that, at the point of discharge, as decompression has taken place multiple times in a decompression section as well as in a discharge channel, the air is discharged in a state that is comfortable for a user to breathe in. Therefore, the present invention ensures reduction in size and portability by filling a high-pressure container with high-pressure air, and supplies high-pressure air to a user at a stable pressure via multi-stage decompression.

The utility model discloses a medicine suction bottle for nebulization therapy, which relates to the technical field of medical instruments and comprises a bottle body, a detachable base is arranged on one side of the bottle body, a large whistle and a small whistle are mounted on the base, an air suction valve is arranged on the other side of the bottle body, a suction nozzle is sleeved outside the air suction valve, and the suction nozzle is sleeved outside the bottle body. An air valve support, an air valve block installed on the air valve support and an air valve cover arranged outside the air valve support in a sleeving mode are further arranged on one side of the suction nozzle, a cover cap is connected to one side of the suction nozzle, and a medicine feeding cavity is formed in the bottle body. Due to the fact that the inhalation valve of the duck tongue valve structure is arranged on one side of the bottle body, a patient inhales from the position of the suction nozzle during use, the inhalation valve can be opened under the action of pressure, the inhalation valve is closed under the action of pressure during exhalation, and air is exhausted from an exhaust mechanism composed of the air valve support, the air valve block and the air valve cover. The device is simple and reasonable in structure, convenient to use during medicine suction and good in use effect.

The invention belongs to the technical field of medical instruments, and particularly relates to a thoracic surgery anti-blocking drainage apparatus which comprises a bottom plate, a drainage apparatus body is detachably assembled at the upper end of the bottom plate, a first elastic element is assembled in the drainage apparatus body, an air inlet connector and an air outlet connector are fixed to the upper end of the drainage apparatus body, and an air outlet connector is fixed to the lower end of the drainage apparatus body. The drainage device further comprises a pressure adjusting part, the pressure adjusting part is assembled between the bottom plate and the drainage device body, the pressure adjusting part comprises an air storage pipe, a traction block and a piston block, and the air storage pipe is fixed to the upper end of the bottom plate. Drainage is conducted on a patient through the drainage device body, the mass of the drainage device body is gradually increased, the piston block is driven to move, negative pressure is formed in the third cavity, and when the negative pressure in the third cavity is larger than the opening pressure of the one-way valve and the negative pressure in the drainage device body, drainage is conducted. And gas in the drainage apparatus main body is pumped into the third cavity, so that the negative pressure in the drainage apparatus main body is relatively increased, and the anti-blocking performance of the device is improved.