CN211512972U - Medical atomizer - Google Patents

Abstract

The utility model provides a medical atomizer, which comprises an atomizing mask, an atomizer, an oxygen therapy tube and an air fog regulator; the atomizer is located the atomizing face guard below with the atomizing face guard is connected, the atomizer below is connected the oxygen therapy pipe, the aerial fog regulator sets up on the oxygen therapy pipe, be provided with adjusting valve on the aerial fog regulator. Because the aerial fog regulator makes the aerial fog volume of atomizer realize controllable, reduces hospital staff work load, avoids the patient because the not suitable atomization degree when carrying out the aerosol therapy, leads to the problem of treatment poor.

Description

Medical atomizer

The technical field is as follows:

the invention relates to the technical field of medical and sanitary articles, in particular to a medical atomizer.

Background art:

the atomizer is mainly used for treating various upper and lower respiratory system diseases, such as common cold, fever, cough, asthma, sore throat, pharyngitis, bronchitis, pneumoconiosis, and other diseases in trachea, bronchus, alveolus, and thoracic cavity. The aerosol inhalation therapy is an important and effective treatment method in the treatment method of respiratory system diseases, the aerosol inhaler is adopted to atomize the liquid medicine into fine particles, and the medicine enters the respiratory tract and the lung for deposition in a respiratory inhalation mode, thereby achieving the aim of painless, rapid and effective treatment. In conventional basic nursing operation, the nurse installs the oxygen device after, is connected the oxygen atomizer pipe end that has placed the medicine with the output of oxygen flow meter, adjusts oxygen, and to the droplet blowout, fix the face guard in oronasal part, the advice patient breathes in deeply, avoids breathing in with the nose. In the clinical use process, the phenomena of choking cough caused by the fact that the size of the aerosol is not suitable for the individual difference of patients often exist, so that the absorption efficiency of the patients is low, and the treatment effect is poor.

Accordingly, there is a need in the art for a medical vaporizer.

In view of this, the present invention is proposed.

The utility model has the following contents:

an object of the utility model is to provide a medical vaporizer to solve above-mentioned at least one technical problem.

Specifically, the utility model provides a medical atomizer, which comprises an atomizing mask, an atomizer, an oxygen therapy tube and an air fog regulator; the atomizer is located the atomizing face guard below with the atomizing face guard is connected, the atomizer below is connected the oxygen therapy pipe, the aerial fog regulator sets up on the oxygen therapy pipe, be provided with adjusting valve on the aerial fog regulator.

Adopt above-mentioned scheme, the aerial fog volume of atomizer realizes controllably, and hospital's staff can be when carrying out the aerosol treatment for the patient and begin, with the degree of adjustment of the degree of atomization degree to the degree that the patient adapted, avoid the patient because the not adaptive degree of atomization is when carrying out the aerosol treatment, lead to the poor problem of treatment.

Further, the regulating valve comprises a first part and a second part, the first part is provided with a first round hole deviated from the geometric center of the first part, the second part is provided with a second round hole deviated from the geometric center of the second part, the first round hole and the second round hole are communicated to form a passage through which the oxygen therapy pipe passes, and when the first part and the second part rotate relatively, the passage is narrowed.

By adopting the scheme, the oxygen flow is controlled by controlling the width of the channel, so that the problem of safety caused by overlarge atomization amount or the problem of poor treatment effect caused by undersize atomization amount due to the misoperation of patients or family members of the patients and the like is avoided.

Furthermore, the first part is marked with a large gear, a middle gear and a small gear, the second part is marked with an indicator,

when the indicator is lapped with the big gear, the channel is widest;

when the indicator is in lap joint with the middle gear, the channel is half opened;

when the indicator is overlapped with the small gear, the channel is narrowest.

Preferably, the aerosolizing mask is shaped to fit against human facial structures.

By adopting the scheme, the comfort level of the patient is improved, and the problem that the face of the patient is uncomfortable due to overlong atomization time is avoided.

Further, an air outlet hole is formed in the atomization mask.

By adopting the scheme, the air outlet is used for the patient to exhale the waste gas, so that the problem of insanitation caused by accumulation of the waste gas is avoided, and unsmooth breathing caused by overhigh concentration of carbon dioxide is avoided.

Furthermore, a connecting hole is formed in the atomization mask and used for being connected with a fixing device.

Furthermore, the atomization mask is also provided with a buckling piece, and the buckling piece is made of metal.

Adopt above-mentioned scheme, utilize the ductility of metal to make face guard and patient's face laminate more, avoided the not hard up leakage that leads to the atomizing medicine of lock.

Preferably, the atomizer includes first atomizer and second atomizer, first atomizer includes first inlet port, first atomizer with the oxygen therapy pipe is connected, there is the liquid medicine groove first atomizer, first atomizer is connected with second atomizer, and form gas passage between first atomizer and the second atomizer, second atomizer with the face guard that atomizes is connected.

Further, first atomizing portion still includes first venthole, first venthole diameter is less than first inlet port.

By adopting the scheme, the oxygen pressure is increased, high-speed airflow is formed, and the atomization effect is better.

Further, the second atomization part also comprises an air baffle, and a boss is arranged on the air baffle.

Adopt above-mentioned scheme, the boss makes the oxygen velocity of flow accelerate, the piece that keeps off the gas make oxygen with liquid medicine in the liquid medicine groove combines, promotes atomization effect, makes the liquid medicine atomizing more abundant, and then improves patient's treatment.

Furthermore, a connecting sheet is arranged on the air blocking sheet, and an air vent is formed between the connecting sheets.

Adopt above-mentioned scheme, make the better fixed of gas baffle, the blow vent makes the liquid medicine after the atomizing can unimpededly pass through on the one hand, pollutes the liquid medicine when on the other hand prevents that the patient from coughing, gas baffle, boss and connection piece form gaseous one way channel, and virus carriers such as interception respiratory system patient cough or asthma exhalation waste gas, droplet when the aerosol therapy, the pollution of virus carrier to the liquid medicine of having avoided of very big degree, and then improve treatment.

Further, the second atomization portion further comprises a second air outlet and a raised ridge, and the raised ridge is connected with the connecting piece and extends to the second air outlet along the inner wall of the second atomization portion.

By adopting the scheme, the raised ridge can play a role in guiding flow, so that atomized liquid medicine can better pass through the second air outlet, and the medicine absorption rate is improved; on the other hand, the atomizer can play a role in reinforcement, so that the firmness degree and the durability of the atomizer are improved.

Further, the first atomization part further comprises a resistance prevention device, the resistance prevention device is provided with a communication port, and the communication port is communicated with the first air outlet hole.

By adopting the scheme, the problem that the first air outlet hole is blocked by the pressurizing device when the adjusting valve is adjusted to the minimum blocking position of the atomization degree is solved.

Further, the communication port is provided with a groove.

Preferably, the grooves are arranged in a step shape.

Adopt above-mentioned scheme, prevent that oxygen from being plugged up, influencing the treatment progress.

Furthermore, a buckle is arranged on the connecting piece.

By adopting the scheme, the buckle can be right the anti-blocking device plays a fixed role, and the detachable anti-blocking device is prevented from shaking to influence the atomization effect when in use.

Preferably, the medical vaporizer further comprises an electronic display, the electronic display is arranged on the first atomizing part, and the electronic display is provided with the induction point inside the first atomizing part.

Adopt above-mentioned scheme, electronic display's induction point can be through induction point contact medicine, and long, the atomizing volume, residual medicine volume and surplus can atomize when can showing atomizing, and the clear progress of observing the fog inhalation avoids hospital's relevant staff's supervision work load on the one hand, and on the other hand avoids because the carelessness that staff work busy caused has reduced hospital's relevant staff's work load.

Further, the oxygen tube port is provided with an oxygen tube interface.

By adopting the scheme, the oxygen therapy pipe is simpler and firmer to be connected with other equipment.

To sum up, the utility model discloses following beneficial effect has:

1. the medical atomizer realizes the control of the atomization degree through the regulating valve, and the problem of poor medicine absorption effect caused by the fact that part of patients do not adapt to the atomization degree is solved;

2. the air baffle sheet, the boss and the connecting sheet form an air one-way channel, so that virus carrying objects such as cough or asthma exhalation waste gas, droplets and the like of a respiratory system patient during atomization treatment are blocked, the problem that the virus carrying objects pollute liquid medicine, and the patient absorbs polluted medicine again to cause secondary infection is avoided to a great extent, and further the treatment effect is influenced;

3. the electronic display can display the atomizing time, the atomizing amount, the residual medicine amount and the residual atomizing time through the induction points arranged in the first atomizing part, and sends an alarm signal to the terminal when the medicine is about to be exhausted, so that the workload of hospital related personnel is reduced, and the influence on the comfort level of a patient caused by negligence is avoided.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is an overall view of one embodiment of the medical vaporizer of the present invention;

FIG. 2 is a perspective view of one embodiment of an atomizer;

FIG. 3 is an exploded perspective view of one embodiment of an atomizer;

FIG. 4 is a bottom view of one embodiment of an atomizer;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;

FIG. 6 is a perspective view of one embodiment of a second atomizing area;

FIG. 7 is a bottom view of one embodiment of a second atomization portion;

FIG. 8 is a perspective view of one embodiment of an anti-snag apparatus;

FIG. 9 is a bottom view of one embodiment of the anti-snag apparatus;

FIG. 10 is a cross-sectional view taken along line D-D of FIG. 9;

FIG. 11 is an internal block diagram of one embodiment of an electronic display;

FIG. 12 is an exploded perspective view of one embodiment of a regulator valve;

FIG. 13 is a top perspective view of one embodiment of the first portion and the second portion rotated relative to each other;

fig. 14 is a partial enlarged view of fig. 1 at H.

Description of the reference numerals

1. An atomizing mask; 11. buckling sheets; 12. an air outlet; 13. connecting holes; 14. an interface; 2. an atomizer; 21. a first atomizing part; 211. a first air intake hole; 212. a first air outlet hole; 213. an anti-drag device; 2131. a communication port; 2132. a groove; 2133. salient points; 2134. a convex tooth; 214. a liquid medicine tank; 22. a second atomizing part; 221. a gas barrier sheet; 222. a boss; 223. connecting sheets; 224. a vent; 225. a second air outlet; 226. a raised ridge; 227. buckling; 23. an electronic display; 231. sensing points; 232. a power source; 233. a signal transmitter; 3. an oxygen delivery tube; 31. an oxygen transfer tube interface; 311. a lug; 4. an aerosol regulator; 41. adjusting the valve; 411. a first portion; 4111. a first circular hole; 4112. large gear; 4113. a middle gear; 4114. a small gear; 412. a second portion; 4121. a second circular hole; 4122. and (4) an indicator.

The technical scheme of the invention can be more clearly understood and explained by combining the embodiment of the invention through the reference sign description.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.

The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

The present invention will be described in detail below by way of examples.

As shown in fig. 1-5, the utility model provides a medical atomizer, which comprises an atomizing mask 1, an atomizer 2, an oxygen tube 3 and an aerosol regulator 4; the atomizer 2 is located the 1 below of atomizer face guard with the atomizer face guard 1 is connected, 2 below of atomizer are connected oxygen therapy pipe 3, aerial fog regulator 4 sets up on oxygen therapy pipe 3, be provided with adjusting valve 41 on the aerial fog regulator 4.

Adopt above-mentioned scheme, the aerial fog volume of atomizer 2 realizes controllably, and hospital's staff can be when carrying out the aerosol treatment for the patient and begin, with the degree of adjustment of the degree of atomization to the degree that the patient adapted, avoid the patient because the not adaptive degree of atomization when carrying out the aerosol treatment, lead to the poor problem of treatment.

In a specific implementation process, the connection mode among the atomization mask 1, the atomizer 2 and the oxygen therapy tube 3 can be bonding, threaded connection and the like.

In a preferred embodiment of the present embodiment, the connection mode among the nebulizing face mask 1, the nebulizer 2 and the oxygen therapy tube 3 is plug connection.

By adopting the mode, the medical personnel can operate conveniently, and the working efficiency is improved.

As shown in fig. 12 to 14, in a specific implementation, the regulating valve comprises a first part 411 and a second part 412, the first part 411 is provided with a first round hole 4111 deviating from the geometric center of the first part, the second part is provided with a second round hole 4121 deviating from the geometric center of the second part 412, the first round hole 4111 is communicated with the second round hole 4121 to form a passage for the oxygen therapy tube 3 to pass through, and when the first part 411 and the second part 412 are relatively rotated, the passage is narrowed, so that the oxygen therapy tube 3 is elastically deformed.

In a preferred embodiment of this embodiment, the first portion 411 is marked with a large step 4112, a medium step 4113 and a small step 4114, the second portion 412 is marked with an indicator 4122,

when the indicator 4122 overlaps the large rail 4112, the channel is widest;

when the indicator 4122 is overlapped with the middle rail 4113, the channel is half opened;

when the indicator 4122 overlaps the small rail 4114, the channel is narrowest.

In a preferred embodiment of this embodiment, the first portion 411 and the second portion 412 are cylinders with the same diameter, and the first circular hole 4111 and the second circular hole 4121 have the same diameter.

By adopting the scheme, the oxygen flow is controlled by controlling the width of the channel, so that the atomization degree is controlled, and the problem that the safety problem caused by too large atomization amount or the problem that the treatment effect is poor caused by too small atomization amount due to the misoperation of patients or family members of the patients and the like is avoided.

In a preferred embodiment of the present embodiment, the atomizer 2 is closed when the regulating valve 41 is regulated to the small gear.

By adopting the scheme, the problem that the medicine liquid is wasted due to the fact that the face mask is taken off when asthma patients are attacked during treatment and the atomizer 2 cannot be closed in time is avoided, and cost is saved.

In the implementation, as shown in fig. 1, the nebulizing mask 1 is shaped to fit against the human facial structure.

By adopting the scheme, the comfort level of the patient is improved, and the problem that the face of the patient is uncomfortable due to overlong atomization time is avoided.

In a preferred embodiment of the present invention, the material of the atomization mask 1 is silica gel.

By adopting the scheme, the atomization mask 1 is softer, the manufacturing cost is lower, and the cost is greatly saved for the disposable mask.

In a specific implementation process, the atomization mask 1 is provided with an air outlet 12.

In a preferred embodiment of this embodiment, the air outlet 12 is divided into two parts, which are respectively disposed on two sides of the nebulizing mask 1, and each side is provided with a plurality of air outlet windows.

By adopting the scheme, the air outlet 12 is used for the patient to exhale waste gas, so that the problem of insanitation caused by waste gas accumulation is avoided, and unsmooth breathing caused by overhigh concentration of carbon dioxide is avoided.

In a specific implementation process, the atomization mask 1 is provided with a connecting hole 13, and the connecting hole 13 can be used for connecting a fixing strap.

In the specific implementation process, the atomization mask 1 is further provided with a buckling piece 11, and the buckling piece 11 is made of metal.

Adopt above-mentioned scheme, utilize the ductility of metal to make face guard and patient's face laminate more, avoided the not hard up leakage that leads to the atomizing medicine of lock.

In the specific implementation process, the atomizer 2 includes first atomizer portion 21 and second atomizer portion 22, first atomizer portion 21 includes first inlet port 211, first atomizer portion 21 with the oxygen therapy pipe 3 is connected, there is liquid medicine groove 214 first atomizer portion 21 inside, first atomizer portion 21 is connected with second atomizer portion 22, and form gas channel between first atomizer portion 21 and the second atomizer portion 22, second atomizer portion 22 with the face guard 1 is connected.

In a preferred embodiment of this embodiment, the liquid medicine groove 214 is marked with a scale.

By adopting the scheme, medical personnel can accurately add the liquid medicine.

In a preferred embodiment of the present embodiment, the first atomizing area 21 and the second atomizing area 22 are connected by a screw structure.

By adopting the above mode, make atomizer 2 inside compacter, avoid because it is not hard up between first atomizing part 21 and the second atomizing part 22, lead to the reduction of atmospheric pressure, reduce atomization effect, weaken treatment.

As shown in fig. 6 to 7, in a specific implementation process, the first atomizing part 21 further includes a first air outlet hole 212, and a diameter of the first air outlet hole 212 is smaller than that of the first air inlet hole 211.

In a preferred embodiment of this embodiment, as shown in fig. 5, the diameter ratio of the first outlet hole 212 to the first inlet hole 211 may be 10: 1.

By adopting the scheme, the oxygen pressure is increased, high-speed airflow is formed, and the atomization effect is better.

As shown in fig. 6 to 7, in a specific implementation process, the second atomization portion 22 further includes an air blocking sheet 221, and a boss 222 is disposed on the air blocking sheet 221.

By adopting the above scheme, the boss 222 accelerates the flow rate of oxygen, and the air baffle 221 combines oxygen with the liquid medicine in the liquid medicine tank 214, so that the atomization effect is improved, the liquid medicine is more sufficiently atomized, and the treatment effect of a patient is improved.

In a preferred embodiment of this embodiment, the boss 222 may be a hemisphere.

By adopting the scheme, the oxygen pressure is better increased, the oxygen is dispersed more evenly, and the atomization effect is improved.

In a specific implementation process, the air blocking piece 221 is provided with connecting pieces 223, and air vents 224 are formed between the connecting pieces 223.

Adopt above-mentioned scheme, make the better fixed of air blocking piece 221, on the one hand, blow vent 224 makes the liquid medicine after the atomizing can be unimpeded pass through, pollutes the liquid medicine when on the other hand prevents that the patient from coughing, air blocking piece 221, boss 222 and connection piece 223 form gaseous one-way passage, and virus carriers such as interception respiratory system patient cough or asthma exhalation waste gas, droplet when the aerosol therapy, the pollution of virus carrier to the liquid medicine has greatly been avoided, and then improves treatment.

In a preferred embodiment of this embodiment, the connecting pieces 223 are three, and surround the air blocking piece 221, and the included angles between the three connecting pieces 223 are all 60 °.

By adopting the scheme, the stability of the air baffle 221 is improved by utilizing the stability of the triangle, so that the boss 222 can pressurize oxygen better, and the atomization effect is improved.

In a preferred embodiment of this embodiment, as shown in fig. 3, the second atomizing area 22 further includes a second air outlet 225 and a ridge 226, and the ridge 226 is connected to the connecting piece 223 and extends along the inner wall of the second atomizing area 22 to the second air outlet 225.

By adopting the scheme, the raised ridge 226 can play a role in guiding flow, so that atomized liquid medicine can better pass through the second air outlet 225, and the medicine absorption rate is improved; on the other hand, the atomizer 2 can play a role of reinforcement, so that the firmness degree and the durability of the atomizer 2 are improved.

As shown in fig. 8-10, in a specific implementation process, the first atomizing unit 21 further includes a blocking prevention device 213, the blocking prevention device 213 is provided with a communication port 2131, and the communication port 2131 is communicated with the first air outlet hole 212.

By adopting the scheme, the problem that when the adjusting valve 41 is adjusted to the minimum atomization degree gear, the first air outlet 212 is blocked by the pressurizing device is solved.

In a preferred embodiment of this embodiment, the anti-blocking device 213 is provided with a protruding point 2133 inside.

By adopting the scheme, the blockage of oxygen caused by the tight fit of the communication port 2131 and the first air outlet 212 is avoided.

In a specific implementation process, the bottom of the anti-blocking device 213 is provided with a convex tooth 2134.

In a preferred embodiment of this embodiment, the protruding teeth 2134 are uniformly arranged along the bottom periphery of the anti-blocking device 213.

With the above arrangement, the problem that the anti-blocking device 213 is attached to the first atomization portion 21 and is difficult to take out for sterilization is prevented.

In a specific implementation process, the communication port 2131 is provided with a groove 2132.

In a preferred embodiment of this embodiment, the grooves 2132 are arranged in a step-like manner.

Adopt above-mentioned scheme, prevent that oxygen from being plugged up, influencing the treatment progress.

In a specific implementation process, the connecting piece 223 is further provided with a buckle 227.

In a preferred embodiment of this embodiment, the latch 227 is engaged with the anti-blocking device 213.

Adopt above-mentioned scheme, buckle 227 can be right prevent that hinder device 213 plays fixed effect, avoids can dismantle and prevent that hinder device 213 rocks when using and leads to the influence to the atomizing effect.

In a specific implementation process, the medical vaporizer 2 further includes an electronic display 23, the electronic display 23 is disposed on the first atomizing part 21, the electronic display 23 is disposed inside the first atomizing part 21 with an induction point 231, and the induction point 231 is connected to the electronic display 23.

In a specific implementation process, the connection between the sensing point 231 and the electronic display 23 may be an electrical connection or a communication connection.

In a preferred embodiment of this embodiment, the sensing point 231 may be a liquid level sensor, the liquid level sensor may be a ML28-1 model floating ball type liquid level sensor or an SC-501 model static pressure type liquid level sensor, and the electronic display 23 may be a WVGA-032, LYWS or HZ061OLED model display.

Adopt above-mentioned scheme, the induction point 231 of electronic display 23 can be through induction point 231 contact medicine, can show that the atomizing is long, atomizing volume, residual medicine volume and remaining can atomize long, and the clear progress of observing the fog inhalation avoids hospital's relevant staff's supervision work load on the one hand, and on the other hand avoids because the carelessness that staff work busy caused has reduced hospital's relevant staff's work load.

As shown in fig. 11, in the specific implementation process, a power supply 232 and a signal emitter 233 are disposed inside the electronic display 23, and the power supply supplies power to the electronic display 23, the signal emitter, and the sensing point 231.

In a preferred embodiment of this embodiment, a dose parameter threshold is set for the electronic display 23,

when the amount of the medicine in the medicine liquid groove 214 is lower than the medicine amount parameter threshold value, an alarm signal is sent to a terminal;

when the liquid medicine in the liquid medicine tank 214 is exhausted, an alarm signal is sent to the terminal again.

The terminal can be a mobile phone, an ipad, a notebook computer or a desktop computer and the like.

By adopting the scheme, medical personnel can be reminded in time, and the atomizer 2 can be added or removed.

In a specific implementation process, an oxygen tube interface 31 is arranged at the port of the oxygen tube 3.

In a preferred embodiment of this embodiment, as shown in fig. 1, the oxygen therapy tube interface 31 is provided with a lug 311.

By adopting the scheme, the oxygen therapy pipe 3 is simpler and firmer to be connected with other equipment.

It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made to the present invention, and these improvements and modifications also fall into the protection scope of the claims of the present invention.

Claims (10)

1. A medical vaporizer, comprising: comprises an atomizing mask (1), an atomizer (2), an oxygen therapy tube (3) and an aerosol regulator (4); atomizer (2) be located atomizing face guard (1) below with atomizing face guard (1) is connected, atomizer (2) below is connected oxygen therapy pipe (3), aerial fog regulator (4) set up on oxygen therapy pipe (3), be provided with adjusting valve (41) on aerial fog regulator (4).

2. The medical vaporizer of claim 1, wherein: the regulating valve (41) comprises a first part (411) and a second part (412), the first part (411) is provided with a first round hole (4111) deviating from the geometric center of the first part, the second part (412) is provided with a second round hole (4121) deviating from the geometric center of the second part (412), the first round hole (4111) is communicated with the second round hole (4121) to form a passage for the oxygen delivery pipe to pass through, and when the first part (411) and the second part (412) rotate relatively, the passage is narrowed.

3. The medical vaporizer of claim 2, wherein: the first part (411) is marked with a large gear (4112), a middle gear (4113) and a small gear (4114), the second part (412) is marked with an indicator (4122),

when the indicator (4122) overlaps the large rail (4112), the channel is widest;

when the indicator (4122) is overlapped with the middle rail (4113), the channel is half opened;

when the indicator (4122) overlaps the small rail (4114), the channel is narrowest.

4. A medical vaporizer according to claim 1 or 3, wherein: atomizer (2) include first atomizer portion (21) and second atomizer portion (22), first atomizer portion (21) includes first inlet port (211), first atomizer portion (21) with oxygen therapy pipe (3) are connected, there is liquid medicine groove (214) first atomizer portion (21) inside, first atomizer portion (21) are connected with second atomizer portion (22), and form gas passage between first atomizer portion (21) and second atomizer portion (22), second atomizer portion (22) with atomizing face guard (1) is connected.

5. The medical vaporizer of claim 4, wherein: the first atomizing part (21) further comprises a first air outlet hole (212), and the diameter of the first air outlet hole (212) is smaller than that of the first air inlet hole (211).

6. The medical vaporizer of claim 5, wherein: the second atomization part (22) further comprises an air blocking sheet (221), and a boss (222) is arranged on the air blocking sheet (221).

7. The medical vaporizer of claim 6, wherein: the air blocking sheet (221) is provided with connecting sheets (223), and air vents (224) are formed between the connecting sheets (223).

8. The medical vaporizer of claim 7, wherein: the second atomization part (22) further comprises a second air outlet hole (225) and a raised ridge (226), wherein the raised ridge (226) is connected with the connecting piece (223) and extends to the second air outlet hole (225) along the inner wall of the second atomization part (22).

9. The medical vaporizer of claim 5, wherein: the first atomization part (21) further comprises a blocking prevention device (213), the blocking prevention device (213) is provided with a communication port (2131), and the communication port (2131) is communicated with the first air outlet hole (212).

10. The medical vaporizer of claim 9, wherein: the medical atomizer further comprises an electronic display (23), the electronic display (23) is arranged on the first atomization part (21), and the electronic display (23) is provided with an induction point (231) inside the first atomization part.

Images