32results about How to "Easy breathing" patented technology

The invention relates to the technical field of radiation protection devices, in particular to a Po-210 protection device for a high-concentration scene and a use method of the Po-210 protection device. The protection device comprises a protection head sleeve, a peeping window is arranged on one side of the protection head sleeve, a protection filter box is arranged on the side, provided with the peeping window, of the protection head sleeve in a matched mode, and an air feeder is arranged at the air inlet end of the protection filter box in a matched mode. The protective filtering box comprises a filtering shell, an inner cavity of the filtering shell is filled with impregnated carbon, the impregnated carbon is a material prepared through impregnation treatment of polonium specific adsorption metal, when the protective headgear is worn outside the head of an operator, gas inhaled by the operator can be treated through the protective filtering box, Po-210 in a gas passing space can be effectively filtered, and therefore the gas passing space can be effectively filtered. And air is actively input into the protection device, so that the ventilation resistance increase caused by a filter material in the protection filter box is effectively avoided, smooth breathing of an operator is ensured, and the protection device can be used for safety protection of the operator in a scene that high-concentration Po-210 exists in an air space when a fourth-generation advanced fast reactor pipeline leaks. The use method is based on the protection device.

The invention discloses a thoracic surgery anesthesia respirator which comprises a respirator body, a monitor is installed on the respirator body, an air conveying piece is arranged in the respirator body, and the air conveying piece is connected with a mask through an air suction pipeline; a hollow column is installed in the mask, a through groove is formed in the outer side of the hollow column and communicates with the air suction pipeline, an annular groove is formed in the bottom of the mask, a second air bag is arranged in the annular groove, and the second air bag communicates with the first air bag. According to the anesthesia respirator for the thoracic surgery operation, the mask is connected with the face in an attached mode through the second air bag, the attaching degree can be adjusted in a self-adaptive mode according to the facial contour of a patient, gas leakage is effectively prevented, and the accuracy and efficiency of anesthetic gas and oxygen conveying are guaranteed; the gas uniformly enters the respiratory tract of the patient, so that the patient can breathe more smoothly and naturally, and the discomfort of the patient caused by unstable gas supply is reduced.

The present invention belongs to the technical field of emergency lighting boxes, and in particular, relates to an emergency lighting box, comprising a lighting box body and two high-positioned lighting lamps arranged on the upper side walls of the lighting box body, the front side wall of the lighting box body being fixedly connected with a smoke sensor, and further comprising: a cleaning assembly arranged on the side wall of the lighting box body, used to clean dust on the surface of the high-positioned lighting lamp; and a lifting lighting assembly. When a fire occurs in a building and a large amount of thick smoke is generated by the fire, the present invention can automatically lower a part of the light source of the emergency lighting box to a lower position, and when people bend over and lower their heads to evacuate at the fire scene, the shorter light source can illuminate objects on the ground, assisting people in better evacuation, avoiding the problem that thick smoke will block light at a high position and affect the lighting function of the emergency lighting box; and avoiding the problem that when people evacuate quickly in the corridor, they will inhale a large amount of harmful gas in a short period of time and faint, reducing the probability of people escaping from the fire scene.

The invention discloses an integrated stuffy nose relieving device combining magnetic moxibustion treatment and aromatic fumigation treatment. The integrated stuffy nose relieving device comprises a nasal cavity support, a medicine storage assembly, a guider and a magnetic moxibustion patch. The medicine storage assemblies are arranged on the two sides of the nasal cavity, medicine essential oil used for treatment can be dropwise added into the medicine storage assemblies, a patient suffering from rhinitis is treated through volatilization of the medicine essential oil, meanwhile, the guiding device is arranged at the front end of each medicine storage assembly, the volatilized essential oil can be guided to the position near the nasal cavity to directly act, and therefore the rhinitis treatment effect is improved. Random volatilization of the essential oil is prevented; compared with a traditional device, treatment can be conducted through volatilization of essential oil, and meanwhile the precise effect of the essential oil can be achieved; besides, the magnetic moxibustion patch and strong magnetic powder arranged in the medicine storage assembly mutually form an adsorption effect, the nasal cavity is expanded through the adsorption effect of the magnetic moxibustion patch, smooth breathing of the patient is guaranteed through physical expansion, and breathing can be effectively kept; meanwhile, the device is light in structure and convenient to carry.

The utility model discloses an adjustable head, neck and shoulder washer, which relates to the technical field of medical equipment, and comprises a bottom plate and a rubber pad fixedly connected to the upper surface of the bottom plate, the upper surface of the rubber pad is provided with a face placing groove, and the upper edge of the face placing groove is bonded with a latex ring pad. An air exchange hole is formed in the outer surface of the side, extending to the rubber pad, of the inner circle face of the face containing groove, an air exchange fan is installed in the air exchange hole, and a head air bag pad is installed at the inner bottom of the face containing groove. Compared with an existing common head, neck and shoulder gasket, the adjustable head, neck and shoulder gasket is provided with the bottom plate, the rubber pad, the face containing groove, the latex ring pad, the ventilation hole, the head air bag pad, the neck air bag, the sponge shoulder pad, the chest supporting air bag and the hand pinching inflation head; and if the patient needs to place the head downwards, the patient can obtain a more comfortable experience feeling, and the design can adjust a more comfortable placement position according to the head placement requirement of the patient.

The invention discloses an anesthesia device with adjustable anesthesia concentration, and relates to the technical field of medical instruments. The anesthesia device with the adjustable anesthesia concentration comprises a base, the top of the base is fixedly connected with a lying plate, the top of the base is fixedly connected with a first annular plate, the top of the base is fixedly connected with a guide mechanism, and the top of the base is fixedly connected with an anesthesia mechanism. Through cooperative work of the anesthesia mechanism and the guide mechanism, a first motor is used for driving a second annular plate to rotate, so that the problem that the anesthesia concentration in a traditional anesthesia device is not uniform is effectively avoided, a patient cannot sense pain due to too shallow local anesthesia in the operation process, risks such as waking delay due to too deep local anesthesia cannot be increased, and the operation efficiency is improved. The safety and effectiveness of anesthesia are improved, smooth operation is guaranteed, and the distribution uniformity of anesthetic gas is remarkably improved by adopting the rotary motion of the guide mechanism and the arrangement of the staggered airflow mechanism.

The invention discloses a chemical convenient oxygen generator for emergency rapid oxygen generation and controllable continuous oxygen generation and application, and solves the problem of convenience in preparation, carrying and application of chemical oxygen. The invention provides a novel emergency medical scheme and an implementation method for generating medicine steam by utilizing heat energy of chemical oxygen generation to enable oxygen inhalation to be inhaled along with the medicine steam, and a novel medical oxygen therapy technology for oxygen input of trachea lung and non-respiratory tract cavity organs of a human body or oxygen input along with the medicine steam and chemical oxygen generation body surface application. Emergency rapid chemical oxygen generation can be realized, and controllable continuous circulating chemical oxygen generation can also be realized. The oxygen generator comprises an outer body structure, an oxygen generation layer chamber, a water-free purification filtering layer chamber, a puncture liquid injection piece and an output application device, and the output application device comprises a respiratory tract inhalation application device, a trachea lung and non-respiratory tract cavity organ input application device, a body surface application device and a non-medical output application device. The system has a multi-purpose structure foundation and mechanism capable of being selectively applied, has high cost performance and is easy to popularize and apply.

The utility model relates to the technical field of mask base cloth, and discloses nourishing and soothing mask base cloth which comprises a protection mechanism, an attaching mechanism is arranged at the top of the protection mechanism, limiting rings are fixedly connected to the two sides of the protection mechanism, the attaching mechanism comprises two first auxiliary grooves, and the two first auxiliary grooves are arranged in the first auxiliary grooves. The outer portions of the two first auxiliary grooves are formed in the outer portion of the protection mechanism, two second auxiliary grooves are formed in the outer portion of the protection mechanism, a third auxiliary groove is formed in the outer portion of the protection mechanism, and a positioning assembly is arranged on the outer side of the protection mechanism. According to the utility model, firstly, accurate initial positioning is realized through the positioning assembly; the mask covers the face, the eye holes are accurately aligned to the eyes, the nostril is attached to the nose, smooth breathing is guaranteed, meanwhile, the skin around the nose is tightly wrapped by the mask, essence is absorbed to improve the skin quality, the mouth hole is aligned to the mouth, a user can normally open the mouth to communicate and do simple actions, and the skin around the mouth can also absorb effective ingredients through the mask.

The application discloses a safety device for building composite foundation pile soil sampling operation and relates to the technical field of building construction. The safety device comprises a protection box body placed in a detection hole formed on a foundation and a support frame located above the foundation. A protection door is hinged to one side of the protection box body. A lifting ring is arranged above the protection box body. An electric hoist is arranged at a position close to the protection box body of the support frame. The electric hoist is provided with a lifting rope connected with the lifting ring. Workers enter the protection box body, and the electric hoist installed on the support frame lowers the protection box body into the detection hole formed on the foundation to protect the workers. A protection door is hingedly arranged on one side of the protection box body. After the workers enter the protection box body, the protection door is closed to prevent soil from entering the protection box body when the protection box body encounters hole collapse in the detection hole of the foundation. The protection box body reduces the safety threat caused by hole collapse of the detection hole and upper soil falling to the workers.

The invention discloses an oral cavity protective mask which comprises a mask body, a plurality of fixing rings are fixedly connected to the outer wall of the mask body, binding ropes are fixedly connected to the outer walls of the fixing rings, and a supporting mechanism is arranged on the mask body. According to the oral cavity protection mask, after the mask body is worn on the face of a patient through the binding rope, the first supporting semi-ring and the second supporting semi-ring stretch into the mouth of the patient at the same time, and then the first supporting semi-ring and the second supporting semi-ring can slide towards the two sides correspondingly according to actual needs; the distance between the first supporting semi-ring and the second supporting semi-ring is increased, the degree of opening the mouth of a patient can be determined according to the size of the oral cavity of the patient, the comfort of the patient is guaranteed, the opening degree can be adjusted according to the treatment requirement of a doctor, the doctor can clearly see a treatment area, a better operation space is provided, and the operation efficiency is improved. The treatment effect is improved, the device meets the actual treatment requirement, and the practicability of the device is improved.

The utility model discloses a firework prevention urgent danger avoiding box which comprises a box body and a danger avoiding assembly, the box body comprises a bottom plate, a cylinder body and a cover plate, the lower end of the cylinder body is fixedly connected with the bottom plate, the cover plate covers the upper end of the cylinder body, the bottom plate, the cylinder body and the cover plate define a danger avoiding space, and first heat insulation cavities are formed in the bottom plate, the cylinder body and the cover plate; the first heat insulation cavity communicates with the outside; the danger avoiding assembly comprises a compressed air bag and a manual exhaust valve, the compressed air bag is arranged in the danger avoiding space and used for releasing air to the danger avoiding space, the manual exhaust valve is arranged on the cover plate, and the two ends of the manual exhaust valve communicate with the danger avoiding space and the first heat insulation cavity correspondingly so that air in the danger avoiding space can be exhausted into the first heat insulation cavity. According to the firework-preventing urgent danger avoiding box, sheltering can be achieved under the emergency situation, and the survival probability is increased.

The utility model discloses a one-piece garment, including chest area, waist and abdomen area and triangle area, is located one-piece garment front, and waist and abdomen area includes lateral rib area and chest region, and chest area includes sternum area, and triangle area includes pubic region, and chest region is connected sternum area upwards, and chest region is connected pubic region downwards, and the bottom of both sides of sternum area is connected with the top of lateral rib area, is located one-piece garment back, and waist and abdomen area includes rear waist and abdomen area, and the bottom of lateral rib area is connected with the top of rear waist and abdomen area. The utility model discloses that the one-piece garment is formed by integral weaving, and the waist and abdomen area of one-piece garment increases elasticity through the fourth fabric knitting, and the chest region is woven as the second fabric, and the chest region is connected the sternum area woven by third fabric upwards, and the chest region is connected the pubic region woven by third fabric downwards, thereby improving the longitudinal restraint of one-piece garment, and the waist and abdomen area of one-piece garment is tightened in longitudinal and transverse, thereby alleviating the unilateral wrapping feeling, and further reducing the phenomenon of discomfort caused by the waist and abdomen area being too tight.

The utility model discloses a kind of air respirators with water replenishing function, it is related to air respirator technical field, including air breathing mask, transparent face guard is sealingly installed on air breathing mask surface, and air inlet connector is sealingly installed in transparent face guard lower part, the one end of air inlet connector is detachably connected with connecting pipe, connecting pipe other end is detachably connected with gas collector pipe, and gas collector pipe both sides are detachably connected with gas delivery pipe, the edge of air breathing mask one side is sealingly installed with silica gel gasket, and multiple elastic bands are fixedly installed in silica gel gasket one side, and multiple elastic bands rear portion is fixedly installed with circular pad, the lower end of air breathing mask is fixedly connected with communicating pipeline.The utility model of a kind of air respirators with water replenishing function is filtered by filter screen, and water replenishing circulation is realized by activated carbon deodorization, micron water mist does not disturb breathing and relieve dry, silica gel pad seals poison, elastic band and memory cotton promote comfort, connection is stable, gas delivery pipe is durable, and it is suitable for high-risk scene long time use.

The invention relates to the technical field of medical instruments, and discloses a retina postoperative prone position auxiliary device which comprises a bed board, a bottom board is arranged at one end of the upper surface of the bed board, a limiting block is fixedly connected to the middle of the bottom board, a plurality of supporting rods are slidably connected into a groove of the bottom board, and a neck groove is formed in the top of one silica gel face support. A second shell is fixedly connected to the lower surface of the bed plate, a first rotating shaft is arranged in the second shell, a second worm is fixedly connected to one end of the first rotating shaft, a second worm gear is connected to the tooth end of the second worm in a meshed mode, and a second screw is connected to the middle of the second worm gear in a threaded mode; the top end of the second screw penetrates through the bed board and is fixedly connected to the bottom end of the bottom board, and a driving device is fixedly connected to the lower surface of the bed board. The face of the patient can be kept dry and comfortable through the ventilation cavity, friction force generated by sweat accumulation between the face skin and the silica gel face support is reduced, the risk of pressure sores is reduced, and the comfort degree of the patient during prostration is improved.

The present invention discloses a neurosurgical epilepsy protection device, which relates to the technical field of epilepsy protection equipment. It includes an annular protective capsule; a creep layer is arranged inside the protective capsule; the creep layer separates the protective capsule into two chambers; the two chambers are respectively filled with substances that react with each other to generate gas; and the outer wall of the protective capsule is fixedly connected with a patch through dental floss. The beneficial effects of the present invention are: the protective capsule is placed in the oral cavity in a folded state to compress its volume without affecting the normal occlusion of the oral cavity, and the creep layer in the protective capsule distinguishes the oral occlusion, so that after the patient's epileptic seizure, the teeth bite the creep layer for a certain period of time and pressure to cause it to break and connect the chambers, so that the substances filled in each chamber contact and react to generate gas, and then the protective capsule is inflated to expand it to support and protect the oral cavity, which is safe and flexible to use.

The invention relates to the technical field of river channel sewage disposal, in particular to a garbage collecting device and method.The garbage collecting device comprises a ship body, two sliding ways and a vehicle hopper, the two sliding ways are formed in the front side and the rear side of the upper surface of the ship body respectively, and the vehicle hopper can be placed in inner cavities of the sliding ways in a left-right sliding mode; the collecting device for the garbage further comprises a conveying mechanism, an amplification mechanism and a weeding mechanism. The conveying mechanism is installed on the right side of the ship body. The amplification mechanism is mounted at the bottom end of the conveying mechanism; the weeding mechanism is mounted in the middle of the lower surface of the amplification mechanism in the front-back direction; the frame is obliquely mounted on the right side of the hull; the multiple rollers are rotationally installed in an inner cavity of the frame from top to bottom. The water surface garbage collecting area is changed, the water surface garbage cleaning efficiency is improved, the aquatic plant cleaning function is achieved, the dissolved oxygen absorption amount is increased, aquatic organisms breathe smoothly, the aquatic plants are prevented from slowing down the water flow speed, and the risk of flood disasters is reduced.

A protective hood facilitating air smoothness relates to the technical field of protective appliances and comprises a flexible hood body, a supporting cavity shell is fixedly connected to the inner top of the flexible hood body, vent holes communicated with an inner cavity of the flexible hood body are evenly distributed in the bottom face of the supporting cavity shell, and an arc-shaped transparent panel is fixedly connected to the bottom face, close to the front end, of the supporting cavity shell. The front end of the supporting cavity shell is fixedly connected with an air inlet distribution shell, the lower end of the air inlet distribution shell is provided with an arc-shaped distribution face facing the arc-shaped transparent panel, distribution holes communicated with the air inlet distribution shell are evenly distributed in the arc-shaped distribution face, an air outlet pipe is further arranged in the supporting cavity shell, and an air outlet assembly used for evenly discharging air is arranged on the air outlet pipe. The protective hood solves the problem that when a protective hood in the prior art is particularly used in a low-temperature environment, the inner wall of the mask plate is prone to water vapor condensation due to halitosis, and the operation sight is affected.

This utility model relates to the field of medical device technology, specifically to a manufacturing mold for an anti-blocking anti-snoring air guiding device. The mold includes a male module, a female module, and an inner module. The male and female modules cooperate, and when they are attached, a glue injection cavity is formed at their contact surfaces. The inner module is located within the glue injection cavity, and a model cavity for an adjustable nasal anti-snoring air guiding device is formed between the inner module and the glue injection cavity. The model cavity includes an integrally connected front tube model and a rear tube model. The end of the front tube model is provided with a fixing anti-dislodgement model, and the end of the rear tube model is provided with a cross-shaped mesh frame model. This utility model's manufacturing mold, comprising a male module, a female module, and an inner module, forms a model cavity. Injecting raw materials into the model cavity allows for rapid molding of the anti-blocking anti-snoring air guiding device. The manufacturing method is quick and simple, with low manufacturing costs.

The invention belongs to the field of medical auxiliary equipment, and discloses a height-adjustable operating room pillow which comprises a base, a shoulder and back pillow and a fixed pillow, the base is connected with a height adjusting assembly, the height adjusting assembly comprises a lower fixed block, a lead screw and an upper fixed block, the lower fixed block is connected with a first linkage arm, the lead screw is connected with an adjusting handle, and the upper fixed block is connected with a second linkage arm. The upper fixing block is connected with a second linkage arm; the shoulder and back pillow is connected with a connecting plate, a supporting assembly, a head pillow, a protrusion and a neck pillow, the supporting assembly comprises a lower threaded rod, a threaded sleeve and an upper threaded rod, the lower threaded rod and the upper threaded rod are both connected with connecting sleeves, the head pillow is provided with a groove and a containing groove, a headrest is connected into the groove, and a supporting rod is connected into the containing groove. The shoulder and back pillow, the head pillow and the neck pillow are used for supporting the shoulders, the back, the neck and the head of a patient, the height adjusting assembly is used for adjusting the height, the supporting assembly is used for adjusting the angle of the head pillow, and the supporting rod is used for supporting the face towel.

The utility model relates to an auxiliary device used for lateral prone position bone marrow puncture, which comprises a bed body, the bed body comprises an air hole arranged on the bed body and a baffle arranged at the tail end of the bed body, and a plurality of transverse sliding grooves and a longitudinal sliding groove longitudinally penetrating through the transverse sliding grooves are formed in the position, close to the tail end, of the bed body; the upper limb fixing mechanisms are arranged on the two sides of the bed body in a sliding mode, each upper limb fixing mechanism comprises a multi-joint rotating arm arranged in the longitudinal direction of the bed body in a sliding mode and a fixing plate arranged at one end of the multi-joint rotating arm, and the upper limb fixing mechanisms are used for supporting and fixing the chest or the back of a patient; the lower limb fixing mechanism comprises at least two fixing rod pieces arranged in the transverse sliding groove and the longitudinal sliding groove in a sliding mode and used for fixing the legs of the patient, and a locking piece arranged at the bottom of the bed body. The device effectively fixes the body position of a patient and prevents the patient from moving in the operation process, so that the stability and the safety of puncture operation are ensured.

The invention discloses an inhalation administration device, and relates to the technical field of medical auxiliary instruments. In order to solve the problems that an existing inhalation drug delivery device cannot monitor the real-time breathing state of a patient, drug waste is easily caused, and necessary safety is lacked, the inhalation drug delivery device comprises a mask, an atomizer and a breathing monitoring assembly, the atomizer is connected with the mask through a drug delivery pipeline, and the atomizer is connected with the mask through a drug delivery pipeline. The breathing monitoring assembly is connected with the mask through a breathing pipeline, and a control valve assembly is further arranged between the breathing monitoring assembly and the atomizer and used for blocking connection between the atomizer and the mask when a patient exhales; the respiration monitoring assembly can be adjusted in a self-adaptive mode according to the expiration intensity of the patient, and the expired gas is exhausted at different speeds. The breathing of a patient can be dynamically monitored, medicine waste can be avoided, and the use safety of the device is improved through the arrangement of self-use exhaust.

The utility model discloses an extension tube condensate water discharge structure which comprises an extension tube and a funnel-shaped liquid collector, the extension tube comprises a front section tube connected to a breathing machine and a rear section tube connected to the mouth of a patient, two sides of the upper end of the liquid collector are respectively provided with a connector, the two connectors are respectively connected with the front section tube and the rear section tube, the lower end of the liquid collector is provided with a liquid discharge port, and the liquid discharge port is connected with the extension tube. The liquid outlet is connected with a liquid storage container, the liquid storage container can be a drainage bag and a liquid storage cup, a funnel groove is formed in the liquid collector, the liquid outlet is formed in the bottom of the funnel groove, the two connectors are formed above the funnel groove, a vertical plate is arranged between the two connectors, and the vertical plate and the inner ends of the two connectors are located on the same horizontal line. When gas flows to the rear section pipe from the front section pipe of the extension pipe, condensate water can be prevented from entering the rear section pipe connector from the front section pipe connector along with gas flow through the vertical plate, and the condensate water can downwards and smoothly flow into the liquid storage container from the liquid outlet along the side wall of the funnel groove, so that the situation that the condensate water nourishes bacteria in the extension pipe, and consequently breathing machine related pneumonia is caused is avoided.

The utility model discloses a cardio-pulmonary resuscitation auxiliary pressing pad which comprises an elastic pad body and a sensor, the pad body comprises a head pad, a back pad and a hip pad, the back pad is arranged between the head pad and the hip pad, the upper surface of the head pad inclines towards the head end of the pad body, and the upper surface of the hip pad inclines towards the tail end of the pad body, namely, the upper surface of the back pad is higher than the head pad and the hip pad. The sensor is arranged on the back cushion, the cushion body is provided with a display screen, the display screen is electrically connected with the sensor, and the sensor is pressed on the chest and back of a patient. Through the cushion body, a supine patient can stand up the chest to open an airway, so that the patient can breathe smoothly, the pressure on the back of the patient is relieved, and injury is avoided; the pressing frequency, the pressing depth and the springback degree can be detected through a sensor, when the pressing action does not reach the standard, the first-aid personnel can correct the action deviation, and the success rate of cardio-pulmonary resuscitation is increased.

The utility model discloses an intelligent air supply breathing mask which comprises a mask body, a mobile power source and a control mechanism. An air inlet and an air outlet are formed in the outer side of the mask; the air inlet and the air outlet are both communicated with the inner cavity of the mask, one-way valves are arranged in the air inlet and the air outlet, and a connecting mechanism is arranged on the air inlet and / or the air outlet; the fan is mounted in the connecting mechanism; one end, far away from the mask, of the connecting mechanism is detachably connected with the filter cartridge; the outer side of the mask is connected with a containing mechanism. An inner cavity of the containing mechanism is suitable for containing a mobile power source and / or a control mechanism. A first hole is formed in the accommodating mechanism, and the first hole is suitable for communicating an inner cavity of the accommodating mechanism with an inner cavity of the mask; the control mechanism is suitable for detecting air pressure data of the inner cavity of the mask and air inlet flow of the air inlet and controlling the fan to perform corresponding actions according to detection results. The auxiliary breathing effect of the mask can be enhanced; the fan and the mobile power supply are independently arranged, gas can be conveyed more sufficiently, and the cruising ability of the fan is improved.

The utility model relates to an adjustable pillow special for a gastrointestinal endoscope, which effectively solves the problems that the pillow is not effectively fixed and the height is inconvenient to adjust when a patient is subjected to gastroscope intubation. Comprising a supporting cylinder in the vertical direction, a supporting rod is slidably connected into the supporting cylinder, the upper end of the supporting rod extends out of the supporting cylinder and is provided with a connecting block, transmission grooves are formed in the left side and the right side in the connecting block respectively, and front-back axial transmission shafts are rotationally connected into the transmission grooves; a pull belt is fixed to the right side of the upper end of the supporting cylinder, the free end of the pull belt bypasses the outer edge face of the lower side of the roller and is connected with the transmission shaft on the right side, the pull belt is slidably connected with a connecting block, a sliding rod is arranged at the left end of the connecting block, a supporting plate is slidably connected to the sliding rod, and a supporting pad is arranged on the supporting plate and provided with an arc-shaped groove with an upward opening. A tooth-shaped belt in the left-right direction is arranged in the sliding rod; the device is simple in structure, convenient to operate, novel in conception and high in practicability.

The invention discloses a rana japonica oil food capable of nourishing yin and moistening lung and a preparation method of the rana japonica oil food. The rana japonica oil food comprises radix asparagi, rana japonica oil, red ginseng, maltodextrin, a loquat leaf extract, a tussilago farfara extract, adenophora stricta and radix stemonae. The preparation method of the oviductus ranae food comprises the following steps: respectively carrying out superfine grinding on the oviductus ranae freeze-dried powder, the radix asparagi, the red ginseng, the maltodextrin, the loquat leaf extract, the tussilago farfara extract, the adenophora stricta and the radix stemonae, and uniformly mixing in parts by mass to obtain a compound; the compound is used as powder to be packaged into a finished product, or the compound is prepared into tablets, ointment, pills or capsules to be packaged into a finished product. The oviductus ranae food is rich in various nutritional ingredients, has the effects of nourishing yin, moisturizing the lung, tonifying qi and strengthening the middle warmer, and can greatly improve the immunity and resistance of a user and improve the symptom of low immunity caused by lung weakness.

The invention discloses a negative pressure isolation transfer bag, comprising a head negative pressure isolation chamber and a body isolation bag. A support frame is fixedly installed on the outer surface of an air supply pipe. The support frame can be slightly moved upward when necessary to avoid the front of the mouth and nose, so as to facilitate the excretion of oral and nasal secretions. After the head support is put on, the transparent mask is in front of the eyes to ensure the front field of vision. The support frame can connect the air supply pipe to the mouth and nose to ensure smooth breathing. An elastic elastic tie is arranged at the lower end of the inner layer. After knotting, the innermost layer is slightly tightly fixed around the neck. A self-adhesive film is arranged at the lower end of the middle layer, which can fit the skin around the neck. The middle layer is fitted to the skin to form a closed space in the hood without leakage. A second zipper is fixedly installed at the lower end of the outer layer and is connected to the body isolation bag. A placket is fixedly installed on the outer surface of the first zipper and is connected to the shoulder and neck to ensure that the shoulder and neck connection is leak-free. The head negative pressure isolation chamber and the body isolation bag have simple structures, less materials, easy operation and good full isolation effect.

This utility model relates to the field of ventilator mask technology, and discloses an exhaust port structure for a ventilator mask and the ventilator mask itself. The exhaust port structure of the ventilator mask includes a curved tube and a mask body. The mask body is connected to the curved tube via a fastener to form a breathing channel. The curved tube is provided with a first densely packed perforated area, which includes multiple spaced-apart first exhaust ports. The first densely packed perforated area and / or the first exhaust ports are provided with a first noise reduction structure. And / or the mask body is provided with a second densely packed perforated area, which includes multiple spaced-apart second exhaust ports. The second densely packed perforated area and / or the second exhaust ports are provided with a second noise reduction structure. Through the integrated design of optimized exhaust port distribution and noise reduction structure, noise is effectively reduced while avoiding the drawbacks of traditional noise reduction devices that increase airflow resistance, thus improving the comfort and applicability of the ventilator mask.

The present invention relates to the technical field of respiratory isolation devices, specifically to a patient respiratory isolation device and a method of using the device, comprising a face mask in the shape of a hemispherical shell, a head mask in the shape of a square cylinder, and a rotating part arranged on the central axis of the face mask and the head mask; the face mask and the head mask are both made of transparent materials and are an integrally formed structure, and the head mask is located on the top of the face mask. The design of the present invention is to put the face mask and the head mask into the head as a whole, press the top of the head through a top pressure block, and cover and seal the neck through a neck cover, so that the face mask and the head mask are suspended on the periphery of the head, ensuring that the patient turns his head and breathes smoothly; the inner sleeve of the neck cover is provided with a silicone sleeve for protecting the neck and playing a sealing role to prevent the patient's exhalation from escaping from there; at the same time, the exhaled gas flows along the inner wall of the face mask to the exhaust pipe and is smoothly discharged, and is adsorbed and purified and disinfected by the activated carbon and medical cotton filled in the gas filter before being discharged, so that the patient can move freely and avoid the spread of infection.

The invention relates to the technical field of self-rescuers, and discloses a reciprocating compressed oxygen self-rescuer which comprises a body, a compressed oxygen bottle and a medicine bin are arranged on the body, an inner cavity is formed in the medicine bin, medicine used for absorbing carbon dioxide is arranged in the inner cavity, and a first connector and a second connector which are communicated with the inner cavity are formed in the medicine bin. An air bag is connected between the compressed oxygen bottle and the first connector, an oxygen outlet of the compressed oxygen bottle is communicated with the first connector through the air bag, and a switch pressure reducing valve is arranged on the compressed oxygen bottle. The reciprocating type compressed oxygen self-rescuer is low in production cost, and breathing is smooth when the reciprocating type compressed oxygen self-rescuer is used; when a human body breathes once, internal gas can flow through the medicament twice, so that the absorption efficiency of the medicament on carbon dioxide is improved, the absorption is more sufficient, the carbon dioxide concentration is prevented from rising too fast, and the safe use time of the self-rescuer is prolonged; the ejector rod is accurately pressed through the air supplementing pressure plate to increase the flow discharged by the compressed oxygen bottle, so that different oxygen inhalation requirements are met, use is flexible, and the operation difficulty is low.