CN110812636A - Portable atomization device for ICU autonomous respiration according to airflow - Google Patents
Portable atomization device for ICU autonomous respiration according to airflow Download PDFInfo
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- CN110812636A CN110812636A CN201810892265.5A CN201810892265A CN110812636A CN 110812636 A CN110812636 A CN 110812636A CN 201810892265 A CN201810892265 A CN 201810892265A CN 110812636 A CN110812636 A CN 110812636A
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- 238000000889 atomisation Methods 0.000 title claims abstract description 125
- 230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 39
- 239000003814 drug Substances 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 238000005192 partition Methods 0.000 claims abstract description 10
- 238000001514 detection method Methods 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 210000000080 chela (arthropods) Anatomy 0.000 claims description 2
- 238000012387 aerosolization Methods 0.000 claims 2
- 229940079593 drug Drugs 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 230000035565 breathing frequency Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 230000000241 respiratory effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000002560 therapeutic procedure Methods 0.000 description 4
- 239000000443 aerosol Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 210000002345 respiratory system Anatomy 0.000 description 2
- 238000002644 respiratory therapy Methods 0.000 description 2
- 230000033764 rhythmic process Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 208000004756 Respiratory Insufficiency Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 239000006199 nebulizer Substances 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 201000004193 respiratory failure Diseases 0.000 description 1
- 230000036391 respiratory frequency Effects 0.000 description 1
- 210000003019 respiratory muscle Anatomy 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
- A61M2205/3334—Measuring or controlling the flow rate
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- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Special Spraying Apparatus (AREA)
Abstract
The invention discloses a portable atomization device for ICU autonomous respiration according to airflow, which comprises an atomization control host, an atomization generator and a three-way pipe connecting pipe. The atomization generator comprises a bottom shell, a liquid medicine box, a liquid medicine outlet, a gas guide port, a nozzle pipe, a partition plate, an atomization piece and a first circuit board which is arranged in the bottom shell and connected with the atomization piece. The inner of the nozzle tube is divided by a partition board in the nozzle tube into an atomization cavity communicated with the liquid medicine outlet and an air cavity communicated with the air guide port, and a sensor connected with the first circuit board is arranged in the air cavity. The nozzle pipe on one side of the air cavity is provided with a cross-section stop block for shielding the opening of the air cavity, and the two sides of the stop block are respectively provided with a first vent hole and a second vent hole which are communicated with the air cavity. The first circuit board extends to the outside of the bottom shell and is connected with the atomization generator. The invention has the effects of actively detecting the breathing state of the breathing machine and matching the breathing frequency, and is simple and convenient to operate.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a portable atomization device for ICU autonomous respiration according to airflow.
Background
In the modern clinical medicine field, ventilators have been commonly used for respiratory failure due to various causes, anesthesia respiratory management during major surgery, respiratory support therapy, and rescue resuscitation as a means capable of replacing artificial spontaneous ventilation. BreathingThe machine occupies a very important place in the modern medical field, and is particularly applied to an ICU ward. The breathing machine has the function of providing power for conveying gas, can replace the work of the respiratory muscle of the human body, and can generate a certain respiratory rhythm including respiratory frequency and breathing ratio; in addition, the function of the respiratory rhythm dominated by the respiratory central nerve of the human body can be replaced, and the proper tidal Volume (VT) or Minute Ventilation (MV) can be provided to meet the demand of respiratory metabolism. The air supplied by the respirator is preferably heated and humidified to replace the nasal cavity function of the human body and can supply O higher than that contained in the atmosphere2Amount to increase inhalation O2Concentration, improving oxygenation. The treatment of the respirator by adopting the atomization inhalation mode is an important and effective treatment method in the treatment method of respiratory system diseases, namely, the liquid medicine is atomized into tiny particles by adopting an atomizer, and then a user inhales the medicine into the respiratory tract and the lung for deposition through breathing and then absorbs the medicine through the mucous membrane of the respiratory tract, thereby achieving the aim of painless, rapid and effective treatment. Therefore, an aerosol therapy device that can be effectively used in conjunction with a ventilator is very important for the patient to use. However, the existing atomization device used in combination with a breathing machine has the defect that the breathing frequency of the breathing machine cannot be actively judged, the atomization device usually sprays according to the same frequency as the set breathing frequency of the breathing machine, the operation requirement on a user is high in the actual use process, and the problem that the atomization frequency is not synchronous with the breathing frequency is easy to occur, so that the atomization device is very dangerous for the patient.
Disclosure of Invention
In view of the above problems, the present invention provides a portable nebulizer device for ICU autonomous respiration according to airflow, which actively detects the breathing state of a ventilator and matches the breathing frequency, and is simple and convenient to operate.
In order to achieve the purpose, the invention provides a portable atomization device for ICU autonomous respiration according to airflow, which comprises an atomization control host, an atomization generator arranged on the atomization control host, and a three-way pipe connecting pipe arranged on the atomization generator. The atomization generator comprises a bottom shell, a liquid medicine box which is arranged on the bottom shell and is spaced from the bottom shell, a liquid medicine outlet which is arranged on the bottom of the liquid medicine box, a gas guide port which is arranged on the bottom shell at the same side of the liquid medicine outlet, a nozzle pipe which is sleeved on the periphery of the liquid medicine outlet and the gas guide port, a partition board which is arranged in the nozzle pipe and separates the liquid medicine outlet from the gas guide port, an atomization sheet which is arranged between the liquid medicine outlet and the nozzle pipe, and a first circuit board which is connected with the atomization sheet and arranged in the bottom shell. The inner of the nozzle tube is divided by a partition board in the nozzle tube into an atomization cavity communicated with the liquid medicine outlet and an air cavity communicated with the air guide port, and a sensor connected with the first circuit board is arranged in the air cavity. The nozzle pipe on one side of the air cavity is provided with a cross-section block for shielding the opening of the air cavity, and the two sides of the cross-section block are respectively provided with a first vent hole and a second vent hole which are communicated with the air cavity. The first circuit board extends to the outside of the bottom shell and is connected with the atomization generator. The atomization cavity and the air cavity are mutually independent, the air cavity is used for detecting the working airflow state of the breathing machine, atomization is not affected, and airflow detection and atomization spraying are not interfered with each other.
In some embodiments, the atomization control host comprises a shell, a second circuit board arranged in the shell, and a key and an indicator light which are connected with the second circuit board and arranged on the shell.
In some embodiments, the second circuit board includes a main control unit, a power circuit connected to the main control unit, and an atomization driving unit and a battery respectively connected to the power circuit. The key and the indicator light are respectively connected with the main control unit. Four metal contacts are sequentially arranged on the second circuit board, namely a detection point A connected with the main control unit, a circuit cathode B and an atomization anode C respectively connected with the atomization driving unit, and a power supply anode D connected with the battery. Therefore, the detection point A is respectively connected with the sensor and the main control unit and is used for acquiring the signal output of the sensor; the circuit cathode B is respectively connected with the atomization driving unit, the atomization sheet and the sensor and is used for sharing a circuit cathode by the sensor and the atomization sheet; the atomization anode C is respectively connected with the atomization driving unit and the atomization sheet and is used for providing alternating voltage required by the work of the atomization sheet; and the power supply anode D is respectively connected with the power supply circuit and the sensor and is used for providing direct-current voltage required by the operation of the sensor.
In some embodiments, four metal contacts are sequentially disposed on the first circuit board, namely a first contact in conduction with the detection point a, a second contact in conduction with the circuit cathode B, a third contact in conduction with the atomizing anode C, and a fourth contact in conduction with the power supply anode D. The first contact is connected with the sensor, the second contact is respectively connected with the sensor and the atomization piece, the third contact is connected with the atomization piece, and the fourth contact is connected with the sensor. The main control unit is electrically connected with the sensor, and the atomization driving unit is connected with the atomization sheet.
In some embodiments, an interface for facilitating the conduction of the metal contact of the second circuit board after the first circuit board is inserted is arranged on the housing corresponding to the four metal contact positions.
In some embodiments, a power supply circuit includes a dc-ac conversion circuit and a boost circuit; the atomization plate and the sensor respectively adopt alternating current voltage and direct current voltage. In addition, the power supply circuit may further include a charging circuit and a power supply switching circuit, and the battery is charged and switched to supply power externally when an external alternating voltage is connected.
In some embodiments, the atomization control host is provided with a clamp for fixing the atomization control host on a hospital bed fence or a table edge. The clamp comprises a base, a reverse buckle for fixing the atomization control host machine and movable pincers which are arranged on the base and used for clamping the whole body to a fence or a table edge of a sickbed.
In some embodiments, the left end and the right end of the tee pipe connecting pipe are respectively connected with a connecting pipe of an external pipeline of the respirator and a connecting pipe of the mask. The connection mode can adopt interference connection, so that the connection structure is simpler. The calibers of the left and right ends of the three-way connecting pipe are different so as to distinguish different ports for connecting the respirator and the face mask. Or the left end and the right end of the three-way connecting pipe can be connected with a respirator with larger caliber and a connecting mask with smaller caliber.
In some embodiments, a three-way connection tube is connected to the nozzle tube. Therefore, the middle port of the three-way connecting pipe is connected with the atomization generator, and the connection mode can also adopt interference connection.
In some embodiments, the bottom is provided with an inclined bottom surface towards the liquid medicine outlet, and the liquid medicine box is provided with an upper cover.
The breathing state detection method has the advantages of actively detecting the breathing state of the breathing machine and matching the breathing frequency, and being simple and convenient to operate. The left end and the right end of the three-way pipe connecting pipe are respectively connected with the external pipeline of the respirator and the connecting pipe of the face mask, and the middle pipe is communicated with the atomization generator. The user can ventilate in the pipeline, when the breathing machine during operation, detects the judgement through the air current change of sensor to inside in the air cavity, later obtains the respiratory state of breathing machine. After the sensor detects the gas flow in the air cavity, the first circuit board sends a signal to the atomization control host, and the atomization control host drives the atomization driving unit to atomize and administer the liquid medicine to the atomization piece in the nozzle pipe, so that the aim of combining respiratory therapy and atomization therapy is fulfilled, a better treatment effect is achieved on diseases, and the defect of asynchronization of atomization and respiration is avoided. And because the use process, the operation requirement on a user is low, and the method has the advantages of simplicity and convenience. In addition, the atomization generator, the atomization control host and the connecting line of the atomization generator and the atomization control host can be detachably connected, so that the atomization generator and other components can be conveniently cleaned and replaced, a product can be detached, the atomization generator is convenient to carry, and the effect of convenience in use is realized.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a combination of a tee connecting pipe and an atomization generator;
FIG. 3 is a schematic view of the internal structure of the combination of the tee connecting tube and the atomization generator;
FIG. 4 is a schematic diagram of the construction of an atomization generator assembly;
FIG. 5 is a schematic structural diagram of the atomization control host;
FIG. 6 is a block schematic diagram of the connection of a second circuit board to a first circuit board;
fig. 7 is a circuit diagram of the second circuit board.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings.
As shown in fig. 1-6, a portable atomization device for ICU autonomous respiration according to airflow comprises an atomization control host 03, an atomization generator 02 arranged on the atomization control host 03, and a three-way pipe connecting pipe 01 arranged on the atomization generator 02.
The atomization generator 02 includes a bottom case 21, a liquid medicine tank 22 spaced apart from the bottom case 21 on the bottom case 21, a liquid medicine outlet 23 formed in the bottom of the liquid medicine tank 22, an air guide port 24 formed in the bottom case 21 on the same side as the liquid medicine outlet 23, a nozzle tube 25 sleeved around the liquid medicine outlet 23 and the air guide port 24, a partition plate 26 disposed in the nozzle tube 25 and separating the liquid medicine outlet 23 and the air guide port 24, an atomization sheet 27 disposed between the liquid medicine outlet 23 and the nozzle tube 25, and a first circuit board 28 disposed in the bottom case 21 and connected to the atomization sheet 27. The partition 26 in the nozzle tube 25 partitions the interior of the nozzle tube 25 into an atomizing chamber 29 communicating with the chemical outlet 23 and an air chamber 210 communicating with the air guide port 24, and a sensor 211 connected to the first circuit board 28 is provided in the air chamber 210. The nozzle pipe 25 at one side of the air chamber 210 is provided with a cross-sectional stopper 212 for blocking the opening of the air chamber 210, and both sides of the cross-sectional stopper 212 are respectively provided with a first vent hole 213 and a second vent hole 214 communicated with the air chamber 210. First circuit board 28 extends to the outside of bottom case 21 and is connected to atomization generator 0202. The atomization cavity 29 and the air cavity 210 are independent from each other, and the air cavity 210 is used for detecting the working airflow state of the breathing machine, and meanwhile atomization is not influenced, so that airflow detection and atomization spraying are not interfered with each other. The sensor 211 is a gas flow rate sensor 211 or a gas pressure sensor.
The atomization control host 03 comprises a shell 31, a second circuit board 32 arranged in the shell 31, and a key 33 and an indicator lamp 34 which are arranged on the shell 31 and connected with the second circuit board 32. The second circuit board 32 includes a main control unit, a power circuit connected to the main control unit, and an atomization driving unit and a battery respectively connected to the power circuit. The key 33 and the indicator lamp 34 are connected to the main control unit, respectively. The second circuit board 32 is sequentially provided with four metal contacts, namely a detection point a connected with the main control unit, a circuit cathode B and an atomization anode C connected with the atomization driving unit, and a power supply anode D connected with the battery. The detection point A is respectively connected with the sensor 211 and the main control unit and is used for collecting the signal output of the sensor 211; the circuit cathode B is respectively connected with the atomization driving unit, the atomization sheet 27 and the sensor 211 and is used for sharing a circuit cathode by the sensor 211 and the atomization sheet 27; the atomizing positive electrode C is respectively connected with the atomizing driving unit and the atomizing sheet 27 and is used for providing alternating voltage required by the operation of the atomizing sheet 27; the positive power supply D is connected to the power circuit and the sensor 211, respectively, for providing a dc voltage required for the operation of the sensor 211. Four metal contacts are sequentially arranged on the first circuit board 28, namely a first contact conducted with the detection point a, a second contact conducted with the circuit cathode B, a third contact conducted with the atomizing anode C, and a fourth contact conducted with the power supply anode D. The first contact is connected with sensor 211, and the second contact is connected with sensor 211 and atomizing piece 27 respectively, and the third contact is connected with atomizing piece 27, and the fourth contact is connected with sensor 211. The master control unit is connected to the sensor 211. The atomization driving unit is connected with the atomization sheet 27, and is used for detecting gas flowing in the three-way connecting pipe, sending a signal and controlling the atomization control host 03 to atomize liquid medicine. An interface 35 for facilitating the conduction of the metal contacts of the second circuit board 32 after the first circuit board 28 is inserted is arranged on the shell 31 corresponding to the four metal contact positions. The power supply circuit comprises a direct current-alternating current conversion circuit and a booster circuit; the atomization plate 27 and the sensor 211 respectively adopt alternating current voltage and direct current voltage. In addition, the power supply circuit may further include a charging circuit and a power supply switching circuit, and the battery is charged and switched to supply power externally when an external alternating voltage is connected. The atomization control host 03 is provided with a clamp 04 for fixing the atomization control host 03 on a sickbed fence or a table edge. The clamp 04 comprises a base 41, a reverse buckle 42 arranged on the base 41 for fixing the atomization control host 03, and a movable clamp 43 arranged on the base 41 for clamping the whole body to a fence or a table of a hospital bed. The left end and the right end of the three-way pipe connecting pipe 01 are respectively connected with a connecting pipe of an external pipeline of the respirator and a connecting pipe of a mask. The connection mode can adopt interference connection, so that the connection structure is simpler. The calibers of the left and right ends of the three-way connecting pipe are different so as to distinguish different ports for connecting the respirator and the face mask. Or the left end and the right end of the three-way connecting pipe can be connected with a respirator with larger caliber and a connecting mask with smaller caliber. The three-way connection pipe is connected to the nozzle pipe 25. The middle port of the three-way connecting pipe is connected with the atomizing generator 0202, and the connection mode can adopt interference connection. The bottom part is provided with an inclined bottom surface 213 facing the chemical liquid outlet 23, and the chemical liquid tank 22 is provided with an upper cover 212. The left end and the right end of the three-way pipe connecting pipe 01 are respectively connected with a connecting pipe with an external pipeline of the respirator and a connecting pipe of the face mask, and the middle pipe is communicated with the atomization generator 02. The user can ventilate into the pipeline, and when the breathing machine was worked, through sensor 211 in the air cavity 210 to the inside air current change detection judgement, later derived the breathing state of breathing machine. When the sensor 211 detects that the gas in the gas cavity 210 flows, the first circuit board 28 sends a signal to the atomization control host 03, and the atomization control host 03 drives the atomization driving unit to atomize and administer the liquid medicine to the atomization sheet 27 in the nozzle tube 25, so that the purpose of combining respiratory therapy and atomization therapy is achieved, a better therapeutic effect is achieved on diseases, and the defect of asynchronization of atomization and respiration is avoided. And because the use process, the operation requirement on a user is low, and the method has the advantages of simplicity and convenience. In addition, the atomization generator 02, the atomization control host 03 and the connecting line of the atomization generator 02 and the atomization control host 03 can be detachably connected, so that the atomization generator 02 and other components can be conveniently cleaned and replaced, a product can be detached, the atomization generator is convenient to carry, and the effect of convenience in use is realized.
If the sensor 211 is a gas pressure sensor, the gas pressure can be detected. When the sensor 211 in the atomization generator 02 detects that gas flows, a corresponding signal is sent to the atomization control host 03. If the main control unit reads out the positive number, the positive pressure of the gas in the air chamber 210 is represented, that is, the breathing machine is in an exhalation state at the moment, and the atomization sheet 27 in the atomization generator 02 is driven to atomize, and at the moment, the atomized liquid medicine and the air supply of the breathing machine enter the mouth of the patient through the three-way connecting pipe and the face mask. Conversely, if the master control unit reads the negative number, it indicates that the air pressure in the air chamber 210 is negative, i.e. the breathing apparatus is in an inhalation state, and the master control unit should control the aerosol generator 02 to stop atomizing the aerosol patch 27.
If the sensor 211 adopts a gas flow sensor, the instantaneous flow and direction of the gas can be detected, the main control unit reads the positive and negative of the data to indicate different flowing directions of the gas, for example, the positive number indicates that the gas flows from the mouth of the respirator to the three-way connecting pipe, namely, the respirator is in an expiratory state; the negative number represents that the gas flows from the three-way connecting pipe to the mouth of the respirator, namely the respirator is in an inspiration state at the moment, and whether the atomization generator 02 sprays gas in accordance with the gas pressure sensor or not under different states.
As shown in fig. 7, U5 is a boost IC in a boost circuit in a power supply circuit, a dc voltage is changed into an ac voltage by an oscillation circuit formed by a plurality of inductors and capacitors in the circuit, and then boosted by a field effect transistor Q3, and finally led out from a point C as an atomizing anode to supply power to an atomizing sheet; the D point is connected with direct current voltage to serve as a positive electrode of a power supply and supply power to the sensor; the point A is a detection point for receiving sensor data and is connected with a signal input end pin for receiving data by the main control unit; and point B is the negative electrode of the circuit, and is connected to the ground wire as the common negative electrode of the sensor and the atomizing sheet.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept herein, and it is intended to cover all such modifications and variations as fall within the scope of the invention.
Claims (10)
1. A portable atomization device for ICU autonomous respiration according to airflow is characterized by comprising an atomization control host, an atomization generator arranged on the atomization control host, and a three-way pipe connecting pipe arranged on the atomization generator;
the atomization generator comprises a bottom shell, a liquid medicine box which is arranged on the bottom shell and is spaced from the bottom shell, a liquid medicine outlet which is arranged on the bottom of the liquid medicine box, a gas guide port which is arranged on the bottom shell on the same side of the liquid medicine outlet, a nozzle pipe which is sleeved on the periphery of the liquid medicine outlet and the gas guide port, a partition plate which is arranged in the nozzle pipe and used for separating the liquid medicine outlet from the gas guide port, an atomization sheet which is arranged between the liquid medicine outlet and the nozzle pipe, and a first circuit board which is arranged in the bottom shell and connected with the atomization sheet;
the partition board in the nozzle tube partitions the interior of the nozzle tube into an atomizing cavity communicated with the liquid medicine outlet and an air cavity communicated with the air guide port; a sensor connected with the first circuit board is arranged in the air cavity;
a cross-section block for shielding the opening of the air cavity is arranged on the nozzle pipe on one side of the air cavity, and a first vent hole and a second vent hole communicated with the air cavity are respectively arranged on two sides of the cross-section block;
the first circuit board extends to the outside of the bottom shell and is connected with the atomization generator.
2. The portable atomizing device for an ICU to breathe on an airflow basis as claimed in claim 1, wherein said atomizing control main unit includes a housing, a second circuit board disposed within the housing, and a button and an indicator light disposed on the housing and connected to the second circuit board.
3. The portable atomizing device for autonomous respiration of an ICU according to airflow of claim 2, wherein said second circuit board comprises a main control unit, a power circuit connected to the main control unit, and an atomizing driving unit and a battery respectively connected to the power circuit;
the key and the indicator light are respectively connected with the main control unit;
the second circuit board is sequentially provided with four metal contacts, namely a detection point A connected with the main control unit, a circuit cathode B and an atomization anode C connected with the atomization driving unit respectively, and a power supply anode D connected with a battery.
4. The portable atomizing device for an ICU to breathe on an airflow basis as claimed in claim 3, wherein said first circuit board has four metal contacts disposed thereon, a first contact in electrical communication with the test point a, a second contact in electrical communication with the circuit cathode B, a third contact in electrical communication with the atomizing anode C, and a fourth contact in electrical communication with the power supply anode D;
the first contact is connected with the sensor;
the second contact is respectively connected with the sensor and the atomizing sheet;
the third contact is connected with the atomizing sheet;
the fourth contact is connected with the sensor;
the main control unit is electrically connected with the sensor, and the atomization driving unit is connected with the atomization sheet.
5. The portable atomizing device for an ICU breathing autonomously from a flow of gas of claim 3, wherein an interface for facilitating the conduction of a first circuit board to a second circuit board metal contact after insertion is disposed on the housing corresponding to said four metal contact positions.
6. A portable aerosolization device for autonomous breathing in accordance with airflow in an ICU as claimed in claim 3, wherein the power circuit comprises a dc to ac converter circuit and a voltage boost circuit; the atomization plate and the sensor respectively adopt alternating current voltage and direct current voltage.
7. The portable atomizing device for autonomous respiration of an ICU according to an airflow of claim 1, wherein a clamp for fixing the atomizing control host to a hospital bed fence or a table is provided on the atomizing control host;
the clamp comprises a base, a reverse buckle for fixing the atomization control host machine and movable pincers for clamping the whole body to the fence or the table edge of the sickbed, wherein the reverse buckle is arranged on the base.
8. The portable atomizing device for autonomous respiration in ICU with respect to airflow of claim 1, wherein the connecting tube of the three-way tube is connected to the external pipe of the ventilator and the connecting tube of the mask at the left and right ends thereof.
9. A portable atomising device for ICU autonomous breathing on air flow according to claim 1 or 8, characterised in that the three-way connecting tube is connected to a nozzle tube.
10. A portable aerosolization device for ICU autonomous respiration based on airflow in accordance with claim 1, wherein the base is provided with a sloped bottom surface towards the drug solution outlet; the liquid medicine box is provided with an upper cover.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810892265.5A CN110812636A (en) | 2018-08-07 | 2018-08-07 | Portable atomization device for ICU autonomous respiration according to airflow |
| ES18929355T ES2924887T3 (en) | 2018-08-07 | 2018-11-20 | Special portable atomization device for ICU that allows autonomous breathing according to airflow |
| EP18929355.8A EP3756710B1 (en) | 2018-08-07 | 2018-11-20 | Icu-special portable atomizing device enabling autonomously breathing according to airflow |
| PL18929355.8T PL3756710T3 (en) | 2018-08-07 | 2018-11-20 | Icu-special portable atomizing device enabling autonomously breathing according to airflow |
| US15/733,521 US11865257B2 (en) | 2018-08-07 | 2018-11-20 | ICU-special portable nebulization device enabling autonomous respiration according to airflow |
| PCT/CN2018/116509 WO2020029469A1 (en) | 2018-08-07 | 2018-11-20 | Icu-special portable atomizing device enabling autonomously breathing according to airflow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810892265.5A CN110812636A (en) | 2018-08-07 | 2018-08-07 | Portable atomization device for ICU autonomous respiration according to airflow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110812636A true CN110812636A (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810892265.5A Pending CN110812636A (en) | 2018-08-07 | 2018-08-07 | Portable atomization device for ICU autonomous respiration according to airflow |
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| CN (1) | CN110812636A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112156313A (en) * | 2020-10-28 | 2021-01-01 | 天津怡和嘉业医疗科技有限公司 | Humidifier and ventilation treatment equipment |
| WO2024078390A1 (en) * | 2022-10-09 | 2024-04-18 | 深圳摩尔雾化健康医疗科技有限公司 | Connector, controller, atomizer, and electronic atomization system |
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| CN112156313A (en) * | 2020-10-28 | 2021-01-01 | 天津怡和嘉业医疗科技有限公司 | Humidifier and ventilation treatment equipment |
| CN112156313B (en) * | 2020-10-28 | 2022-11-25 | 天津怡和嘉业医疗科技有限公司 | Humidifier and ventilation treatment equipment |
| WO2024078390A1 (en) * | 2022-10-09 | 2024-04-18 | 深圳摩尔雾化健康医疗科技有限公司 | Connector, controller, atomizer, and electronic atomization system |
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