CN108904938B - Simple respirator device with function of accurately measuring tidal volume - Google Patents
Simple respirator device with function of accurately measuring tidal volume Download PDFInfo
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- CN108904938B CN108904938B CN201810801628.XA CN201810801628A CN108904938B CN 108904938 B CN108904938 B CN 108904938B CN 201810801628 A CN201810801628 A CN 201810801628A CN 108904938 B CN108904938 B CN 108904938B
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- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 46
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- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 20
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 20
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Classifications
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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
- A61M16/0051—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes with alarm devices
-
- 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
- A61M16/0057—Pumps therefor
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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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
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
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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
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- A61M2205/18—General characteristics of the apparatus with alarm
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- 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
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- A61M2205/00—General characteristics of the apparatus
- A61M2205/58—Means for facilitating use, e.g. by people with impaired vision
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- A—HUMAN NECESSITIES
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- 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
- A61M2205/75—General characteristics of the apparatus with filters
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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- C08K2003/265—Calcium, strontium or barium carbonate
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a simple respirator device with a function of accurately measuring tidal volume, which comprises an air bag, wherein the bottom of the air bag is communicated with an air inlet pipe, the upper part of the air bag is communicated with an air outlet pipe, a one-way valve is arranged in the air inlet pipe, one end of the air outlet pipe, which is far away from the air bag, is in threaded connection with the inside of one end of an L-shaped bent pipe, the other end of the L-shaped bent pipe is connected with a filtering device, one side of the filtering device, which is far away from the L-shaped bent pipe, is connected with a measuring device, and one side of the measuring device, which is far away from the filtering device, is connected with a breathing mask. The invention has the advantages of convenient installation and use, medical staff can accurately master the tidal volume inhaled by a patient so as to obtain a better treatment effect, can filter and purify the gas supplied by the air bag to the breathing mask, can prevent the patient from inhaling the gas with dust, can effectively prevent the gas quantity supplied to the patient from exceeding the limit quantity, effectively ensure the safe treatment of the patient, and is worthy of popularization and popularization.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a simple respirator device with a function of accurately measuring tidal volume.
Background
Tidal Volume (TV) refers to the volume of each inhalation or exhalation during calm breathing. It is related to age, sex, volume surface, breathing habit, and metabolism of human body. The set tidal volume is typically referred to as the inspired volume. The tidal volume setting is not constant and should be adjusted based on the patient's blood gas analysis. Normally, the following is true: adult: 8-10ml/kg, children: 6-10ml/kg.
The breathing device in the prior art is inconvenient to install and inconvenient to use, medical staff can not accurately master the tidal volume of the patient by judging the gas volume supplied by the air bag to the breathing mask through experience, and can not obtain a better treatment effect.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide the simple respirator device with the function of accurately measuring the tidal volume, which is convenient to install and convenient to use, can ensure that a touch display screen and a pressure gauge are always right to medical staff, the medical staff can quickly and timely stop pressing an air bag through the pointer display of the pressure gauge, and meanwhile, the air volume supplied by the air bag to a breathing mask is conveniently known through the touch display screen, so that the tidal volume of a patient can be accurately mastered, the better treatment effect can be obtained, the air supplied by the air bag to the breathing mask can be filtered and purified, the patient can be prevented from inhaling the air with dust, the illness state of the patient is prevented from being aggravated, the alarm parameter of a buzzer can be set through the touch display screen, the air volume supplied to the patient can be effectively prevented from exceeding the limit amount, and the safe treatment of the patient can be effectively ensured.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the simple respirator device with the function of accurately measuring the tidal volume comprises an air bag, wherein an air inlet pipe is arranged at the bottom of the air bag in a communicating manner, an air outlet pipe is arranged at the upper part of the air bag in a communicating manner, a one-way valve is arranged in the air inlet pipe, one end of the air outlet pipe, which is far away from the air bag, is in threaded connection with one end of an L-shaped bent pipe, the other end of the L-shaped bent pipe is connected with a filtering device, one side, which is far away from the L-shaped bent pipe, of the filtering device is connected with a measuring device, and one side, which is far away from the filtering device, of the measuring device is connected with a breathing mask;
the filtering device comprises a cylindrical barrel with one end in threaded connection with the outer part of the other end of the L-shaped bent pipe, a stainless steel wire filter screen is arranged in the cylindrical barrel, a silica gel retainer ring for propping up the stainless steel wire filter screen is arranged in the cylindrical barrel, and a connecting pipe is communicated with the outer part of the other end of the cylindrical barrel;
the measuring device comprises a connector which is connected with one end of the connecting pipe in a threaded manner and is far away from the outside of the cylindrical barrel body, the connector is movably sleeved outside the pipe body, a limit ring used for preventing the connector from falling off is fixedly arranged at one end of the pipe body, a box body is fixedly arranged at the upper part of the pipe body, a gas flow sensor is fixedly arranged in the pipe body, a pressure gauge, a touch display screen and a buzzer are arranged on one side surface of the box body, which is close to the connector, in an embedded manner, a power switch is further arranged below the touch display screen, a storage battery and a DSP controller are fixedly arranged in the box body, the bottom end of the pressure gauge is communicated with the inside of the pipe body, the touch display screen is in bidirectional electric connection with the DSP controller through a data wire, the electric control end of the buzzer is in electric connection with the control output end of the DSP controller through a serial port wire, the signal output end of the gas flow sensor is in electric connection with the signal input end of the DSP controller through a signal wire, and the positive electrode and the negative electrode of the storage battery are in series connection with the power switch of the storage battery through a wire.
By adopting the technical scheme, the filtering device is used for filtering and purifying the gas supplied by the air bag to the breathing mask, so that the patient can be prevented from inhaling the gas with dust, and the aggravation of the illness state of the patient is avoided; the measuring device is used for measuring the gas quantity supplied by the air bag to the breathing mask, the gas flow sensor is utilized to accurately measure the flow of the gas supplied by the air bag to the breathing mask, the DSP controller is matched to accurately calculate the gas quantity supplied by the air bag to the breathing mask, meanwhile, the gas quantity data supplied by the air bag to the breathing mask can be displayed through the touch display screen, the pressure gauge is used for displaying the instantaneous gas pressure of the pipe body, compared with the breathing device in the prior art, the air quantity supplied by the air bag to the breathing mask is judged through experience when the medical staff uses the breathing device, the device is convenient to use, the medical staff can quickly and timely stop pressing the air bag through the pointer display of the pressure gauge, meanwhile, the gas quantity supplied by the air bag to the breathing mask can be conveniently obtained through the touch display screen, the tidal volume inhaled by a patient can be accurately mastered, so that a better treatment effect can be obtained, in addition, the alarm parameter of the buzzer can be set through the touch display screen, the gas quantity supplied to the patient can be effectively prevented from exceeding the limit quantity, and the safety treatment of the patient can be effectively ensured; the connection mode of the device can ensure that the touch display screen and the pressure gauge are always opposite to medical staff, so that the device is convenient to use.
Further, the one end that the gasbag was kept away from to the outlet duct is equipped with first external screw thread connecting portion, the L type return bend is equipped with the first internal screw thread connecting portion with first external screw thread connecting portion assorted with the one end inside that the outlet duct is connected, the other end of L type return bend is equipped with second external screw thread connecting portion, the one end inside of cylinder barrel is equipped with the second internal screw thread connecting portion with second external screw thread connecting portion assorted.
By adopting the technical scheme, the first external thread connecting part is matched and connected with the first internal thread connecting part, and the second external thread connecting part is matched and connected with the second internal thread connecting part, so that the device is convenient to install;
further, one end of the connecting pipe far away from the cylindrical barrel body is provided with a third external thread connecting part, and a third internal thread connecting part matched with the third external thread connecting part is arranged in the connecting head.
Through adopting above-mentioned technical scheme, through third external screw thread connecting portion and third internal screw thread connecting portion cooperation connection for the device is convenient for install.
Further, a silica gel sealing ring is arranged in the connector and close to one side face of the limit ring.
Through adopting above-mentioned technical scheme, this silica gel sealing washer plays sealed effect, can effectively prevent the junction gas leakage of connector and connecting pipe.
Further, a charging interface is further arranged on one side face of the box body, an indicator lamp is further arranged below the touch display screen on one side face, close to the connector, of the box body, the charging interface is electrically connected with the positive electrode and the negative electrode of the storage battery through a lead, and the indicator lamp is connected between the charging interface and the storage battery in series.
Through adopting above-mentioned technical scheme, be convenient for charge the battery through the interface that charges, be convenient for learn the charge state of battery through the operating condition of pilot lamp simultaneously.
Further, a connecting belt is hinged to one side face of the box body through a pin, and one end of the connecting belt is fixedly connected with a rubber plug matched with the charging interface.
Through adopting above-mentioned technical scheme, the rubber buffer has better dustproof waterproof performance, can effectively protect the interface dust that charges and advance water, effectively prolongs the life of interface that charges.
Further, the other end of the tube body is communicated with an inserting tube inserted into one end of the breathing mask, the inserting tube is a tapered inserting tube, a convex ring is uniformly arranged outside the inserting tube, and the outer diameter of one end of the inserting tube far away from the tube body is smaller than the outer diameter of one end of the inserting tube connected with the tube body.
Through adopting above-mentioned technical scheme, through plug tube and respirator plug connection for the respirator is convenient for install and dismantle the respirator, and the later stage of being convenient for is changed.
Furthermore, a baffle ring is fixedly arranged outside the joint of the plug tube and the tube body.
Through adopting above-mentioned technical scheme, can prevent that the excessive one end of inserting respiratory mask of grafting pipe is inside, prevent to influence the use.
Further, the model of the DSP controller is TMS320F2812.
By adopting the technical scheme, the DSP controller of the model has good compatibility and stable operation, thereby ensuring the stable operation of the measuring device.
Further, the surface of the stainless steel wire filter screen is also provided with an anti-corrosion layer, and the anti-corrosion layer is prepared by the following method:
weighing the following raw materials in parts by weight: 20-30 parts of epoxy resin, 10-15 parts of titanium dioxide powder, 8-12 parts of p-toluenesulfonic acid powder, 8-10 parts of calcium carbonate powder, 5-8 parts of cobalt naphthenate, 1-3 parts of silane coupling agent and 30-40 parts of water;
s1, adding epoxy resin, titanium dioxide powder, paratoluenesulfonic acid powder and calcium carbonate powder into a ball mill for fine grinding until the particle diameter is not more than 40 mu m, and preparing a mixed powder material;
s2, adding the mixed powder material prepared in the step S1 and water into a reaction kettle, stirring for 25-35min, adding cobalt naphthenate and a silane coupling agent, and continuing stirring for 15-20min at a stirring speed of 700-900r/min and a temperature of 80-100 ℃ to prepare an anticorrosive paint blank;
s3, filtering the anticorrosive paint rough material prepared in the step S2 by adopting a paint filter to prepare an anticorrosive paint;
s4, placing the stainless steel wire filter screen into an ultrasonic cleaner for cleaning, wherein the frequency of the ultrasonic cleaner is set to be 50-60KHz, the temperature is set to be 50-60 ℃, and the cleaning is carried out for 8-10min;
s5, drying the stainless steel wire filter screen cleaned in the step S4 by adopting an air heater, and uniformly spraying the anticorrosive paint prepared in the step S3 on the surface of the dried stainless steel wire filter screen by utilizing a high-pressure sprayer spray gun;
s6, placing the stainless steel wire filter screen sprayed with the anti-corrosion coating in the step S5 in an oven for solidification and drying, wherein the temperature is set to 140-200 ℃ and the time is set to 10-15min, and thus, the anti-corrosion layer is prepared on the surface of the stainless steel wire filter screen.
By adopting the technical scheme, the prepared anticorrosive paint has moderate viscosity, is not easy to delaminate, is environment-friendly and nontoxic, has good anticorrosive performance, can meet the related requirements of medical appliance use, is not easy to fall off an anticorrosive layer prepared on the surface of the stainless steel wire filter screen, has good protective performance, can prevent the stainless steel wire filter screen from being corroded, and effectively prolongs the service life of the stainless steel wire filter screen.
In summary, the invention has the following advantages:
1. the filtering device is used for filtering and purifying the gas supplied by the air bag to the breathing mask, so that the patient can be prevented from inhaling the gas with dust, and the condition of the patient is prevented from being aggravated;
2. according to the invention, the measuring device is used for measuring the gas quantity supplied by the air bag to the breathing mask, the gas flow sensor is utilized to accurately measure the gas flow supplied by the air bag to the breathing mask, the DSP controller is matched to accurately calculate the gas quantity supplied by the air bag to the breathing mask, meanwhile, the touch display screen can be used for displaying the gas quantity data supplied by the air bag to the breathing mask, and the pressure gauge is used for displaying the instantaneous gas pressure passing through the pipe body.
3. According to the invention, the alarm parameters of the buzzer can be set through the touch display screen, so that the gas quantity supplied to a patient can be effectively prevented from exceeding the limit quantity, and the safe treatment of the patient can be effectively ensured;
4. the invention adopts a connecting mode, is convenient to install, and can ensure that the touch display screen and the pressure gauge are always right against medical staff, thereby facilitating the use of the device;
5. the prepared anticorrosive paint has moderate viscosity, is not easy to delaminate, is environment-friendly and nontoxic, has good anticorrosive performance, can meet the related requirements of medical equipment use, is not easy to fall off an anticorrosive layer prepared on the surface of the stainless steel wire filter screen, has good protective performance, can prevent the stainless steel wire filter screen from being corroded, effectively prolongs the service life of the stainless steel wire filter screen, and is worthy of popularization.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of a filtering device according to an embodiment of the present invention;
FIG. 3 is a schematic view of a rubber plug of a measuring device according to an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of FIG. 3;
FIG. 5 is a left side schematic view of FIG. 3;
FIG. 6 is a schematic view of an L-bend according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of an airbag according to an embodiment of the present invention;
FIG. 8 is a schematic diagram illustrating electrical connection relationships according to an embodiment of the present invention.
In the figure: 1. an air bag; 2. a filtering device; 3. a measuring device; 4. a respiratory mask; 5. an L-shaped bent pipe; 6. an air inlet pipe; 7. an air outlet pipe; 8. a cylindrical barrel; 9. a silica gel retainer ring; 10. stainless steel wire filter screen; 11. a connecting pipe; 12. a third externally threaded connection; 13. a tube body; 14. a case body; 15. a connector; 16. a baffle ring; 17. a connecting pipe is inserted; 18. a convex ring; 19. a charging interface; 20. a connecting belt; 21. a rubber stopper; 22. a limit ring; 23. a silica gel sealing ring; 24. a gas flow sensor; 25. a storage battery; 26. a DSP controller; 27. a pressure gauge; 28. a touch display screen; 29. a buzzer; 30. an indicator light; 31. a power switch; 32. a first externally threaded connection; 33. a one-way valve; 34. and a second externally threaded connection.
Detailed Description
Example 1
The invention is described in further detail below with reference to fig. 1-8.
1-8, a simple respirator device with a function of accurately measuring tidal volume comprises an air bag 1, wherein an air inlet pipe 6 is communicated with the bottom of the air bag 1, an air outlet pipe 7 is communicated with the upper part of the air bag 1, a one-way valve 33 is arranged in the air inlet pipe 6, one end of the air outlet pipe 7, which is far away from the air bag 1, is in threaded connection with one end of an L-shaped bent pipe 5, the other end of the L-shaped bent pipe 5 is connected with a filtering device 2, one side of the filtering device 2, which is far away from the L-shaped bent pipe 5, is connected with a measuring device 3, and one side of the measuring device 3, which is far away from the filtering device 2, is connected with a breathing mask 4;
the filtering device 2 comprises a cylindrical barrel 8 with one end in threaded connection with the outer part of the other end of the L-shaped bent pipe 5, a stainless steel wire filter screen 10 is arranged in the cylindrical barrel 8, a silica gel retainer ring 9 for propping up the stainless steel wire filter screen 10 is arranged in the cylindrical barrel 8, and a connecting pipe 11 is communicated with the outer part of the other end of the cylindrical barrel 8;
the measuring device 3 comprises a connector 15 which is in threaded connection with one end of the connecting pipe 11 far away from the cylindrical barrel 8, the connector 15 is movably sleeved outside the pipe body 13, a limit ring 22 used for preventing the connector 15 from falling off is fixedly arranged at one end of the pipe body 13, a box body 14 is fixedly arranged at the upper part of the pipe body 13, a gas flow sensor 24 is fixedly arranged in the pipe body 13, a pressure gauge 27, a touch display screen 28 and a buzzer 29 are arranged on one side surface of the box body 14 close to the connector 15 in an embedded manner, a power switch 31 is further arranged below the touch display screen 28 on one side surface of the box body 14 close to the connector 15, a storage battery 25 and a DSP controller 26 are fixedly arranged in the box body 14, the bottom end of the pressure gauge 27 is communicated with the inside of the pipe body 13, the touch display screen 28 is electrically connected with the DSP controller 26 in a bidirectional mode through a data wire, the electric control end of the buzzer 29 is electrically connected with the control output end of the DSP controller 26 through a serial port wire, the signal output end of the gas flow sensor 24 is electrically connected with the control output end of the DSP controller 26 through the DSP controller 25 in a serial connection with the power switch 31 through the DSP controller 25.
By adopting the technical scheme, the filtering device 2 is used for filtering and purifying the gas supplied by the air bag 1 to the breathing mask 4, so that the gas with dust can be prevented from being inhaled by a patient, and the aggravation of the illness state of the patient is avoided; the measuring device 3 is used for measuring the gas quantity supplied by the air bag 1 to the breathing mask 4, the gas flow sensor 24 is used for accurately measuring the gas flow supplied by the air bag 1 to the breathing mask 4, the DSP controller 26 is matched for accurately calculating the gas quantity supplied by the air bag 1 to the breathing mask 4, meanwhile, the touch display screen 28 can be used for displaying the gas quantity data supplied by the air bag 1 to the breathing mask 4, the pressure gauge 27 is used for displaying the instantaneous gas pressure through the pipe body 13, compared with the breathing device in the prior art, the medical staff can judge the gas quantity supplied by the air bag 1 to the breathing mask 4 through experience during use, the device is convenient to use, the medical staff can quickly and conveniently and timely stop pressing the air bag 1 through the pointer display of the pressure gauge 27, meanwhile, the gas quantity supplied by the air bag 1 to the breathing mask 4 is conveniently and accurately mastered by the touch display screen 28, so that the tidal volume inhaled by a patient can be conveniently obtained, and a better treatment effect can be obtained; the connection mode of the device can ensure that the touch display screen 28 and the pressure gauge 27 are always opposite to medical staff, so that the device is convenient to use.
Preferably, one end of the air outlet pipe 7 far away from the air bag 1 is provided with a first external thread connecting part 32, one end of the L-shaped bent pipe 5 connected with the air outlet pipe 7 is internally provided with a first internal thread connecting part matched with the first external thread connecting part 32, the other end of the L-shaped bent pipe 5 is provided with a second external thread connecting part 34, and one end of the cylindrical barrel 8 is internally provided with a second internal thread connecting part matched with the second external thread connecting part 34. The first external thread connecting part 32 is matched and connected with the first internal thread connecting part, and the second external thread connecting part 34 is matched and connected with the second internal thread connecting part, so that the device is convenient to install;
preferably, a third external threaded connection portion 12 is provided at an end of the connecting tube 11 away from the cylindrical barrel 8, and a third internal threaded connection portion matched with the third external threaded connection portion 12 is provided inside the connecting head 15. The third external threaded connection 12 is in fit connection with the third internal threaded connection, so that the device is convenient to install.
Preferably, a silica gel sealing ring 23 is disposed inside the connector 15 and close to a side surface of the limit ring 22. The silica gel sealing ring 23 plays a role in sealing, and can effectively prevent the air leakage at the joint of the connector 15 and the connecting pipe 11.
Preferably, a charging interface 19 is further provided on a side surface of the box 14, and an indicator lamp 30 is further provided below the touch display screen 28 on a side surface of the box 14 near the connector 15, the charging interface 19 is electrically connected with the anode and the cathode of the storage battery 25 through a wire, and the indicator lamp 30 is serially connected between the charging interface 19 and the storage battery 25. Charging of the battery 25 through the charging interface 19 is facilitated, while learning of the state of charge of the battery 25 through the operating state of the indicator lamp 30 is facilitated.
Preferably, a connecting belt 20 is hinged on one side of the box 14 through a pin, and a rubber plug 21 matched with the charging interface 19 is fixedly connected to one end of the connecting belt 20. The rubber plug 21 has better dustproof and waterproof performance, can effectively protect the dust falling and water entering of the charging interface 19, and effectively prolongs the service life of the charging interface 19.
Preferably, the other end of the tube body 13 is communicated with a plugging tube 17 plugged into one end of the respiratory mask 4, the plugging tube 17 is a tapered plugging tube, a convex ring 18 is uniformly arranged outside the plugging tube 17, and the outer diameter of one end of the plugging tube 17 far away from the tube body 13 is smaller than the outer diameter of one end connected with the tube body 13. Through the plug-in connection 17 and the breathing mask 4, the breathing mask 4 is convenient to mount and dismount the breathing mask 4, and is convenient to replace in the later period.
Preferably, a baffle ring 16 is fixedly arranged outside the joint of the plug tube 17 and the tube body 13. Too much insertion of the insertion tube 17 into the inside of one end of the breathing mask 4 can be prevented, preventing the use from being affected.
Preferably, the DSP controller 26 is model TMS320F2812. The DSP controller 26 of the model has good compatibility and stable operation, thereby ensuring the stable operation of the measuring device 3.
Example 2
The difference from example 1 is that the surface of the stainless steel wire filter screen 10 is also provided with an anti-corrosion layer, and the anti-corrosion layer is prepared by the following method:
weighing the following raw materials in parts by weight: 20 parts of epoxy resin, 10 parts of titanium dioxide powder, 8 parts of p-toluenesulfonic acid powder, 8 parts of calcium carbonate powder, 5 parts of cobalt naphthenate, 1 part of silane coupling agent and 30 parts of water;
s1, adding epoxy resin, titanium dioxide powder, paratoluenesulfonic acid powder and calcium carbonate powder into a ball mill for fine grinding until the particle diameter is not more than 40 mu m, and preparing a mixed powder material;
s2, adding the mixed powder material prepared in the step S1 and water into a reaction kettle, stirring for 25min, adding cobalt naphthenate and a silane coupling agent, and continuing stirring for 15min, wherein the stirring speed is set to 700r/min, and the temperature is set to 80 ℃ to prepare the anticorrosive paint woolen material;
s3, filtering the anticorrosive paint rough material prepared in the step S2 by adopting a paint filter to prepare an anticorrosive paint;
s4, placing the stainless steel wire filter screen 10 into an ultrasonic cleaner for cleaning, wherein the frequency of the ultrasonic cleaner is set to be 50KHz, the temperature is set to be 50 ℃, and the cleaning is carried out for 8min;
s5, drying the stainless steel wire filter screen 10 cleaned in the step S4 by adopting an air heater, and uniformly spraying the anticorrosive paint prepared in the step S3 on the surface of the dried stainless steel wire filter screen 10 by utilizing a high-pressure sprayer spray gun;
s6, placing the stainless steel wire filter screen 10 sprayed with the anticorrosive paint in the step S5 in an oven for solidification and drying, wherein the temperature is set at 140 ℃ and the time is set at 10min, namely, an anticorrosive layer is prepared on the surface of the stainless steel wire filter screen 10
Example 3
The difference from example 2 is the preparation of the corrosion protection layer, which is specifically prepared as follows:
weighing the following raw materials in parts by weight: 25 parts of epoxy resin, 13 parts of titanium dioxide powder, 10 parts of p-toluenesulfonic acid powder, 9 parts of calcium carbonate powder, 7 parts of cobalt naphthenate, 2 parts of silane coupling agent and 35 parts of water;
s1, adding epoxy resin, titanium dioxide powder, paratoluenesulfonic acid powder and calcium carbonate powder into a ball mill for fine grinding until the particle diameter is not more than 40 mu m, and preparing a mixed powder material;
s2, adding the mixed powder material prepared in the step S1 and water into a reaction kettle, stirring for 30min, adding cobalt naphthenate and a silane coupling agent, and continuing stirring for 17min at a stirring speed of 800r/min and a temperature of 90 ℃ to prepare an anticorrosive paint blank;
s3, filtering the anticorrosive paint rough material prepared in the step S2 by adopting a paint filter to prepare an anticorrosive paint;
s4, placing the stainless steel wire filter screen 10 into an ultrasonic cleaner for cleaning, wherein the frequency of the ultrasonic cleaner is set to 55KHz, the temperature is set to 55 ℃, and the cleaning is carried out for 9min;
s5, drying the stainless steel wire filter screen 10 cleaned in the step S4 by adopting an air heater, and uniformly spraying the anticorrosive paint prepared in the step S3 on the surface of the dried stainless steel wire filter screen 10 by utilizing a high-pressure sprayer spray gun;
s6, placing the stainless steel wire filter screen 10 sprayed with the anticorrosive paint in the step S5 in an oven for solidification and drying, wherein the temperature is set to 170 ℃ and the time is set to 13min, namely, an anticorrosive layer is prepared on the surface of the stainless steel wire filter screen 10.
Example 4
The difference from example 2 is the preparation of the corrosion protection layer, which is specifically prepared as follows:
weighing the following raw materials in parts by weight: 30 parts of epoxy resin, 15 parts of titanium dioxide powder, 12 parts of p-toluenesulfonic acid powder, 10 parts of calcium carbonate powder, 8 parts of cobalt naphthenate, 3 parts of silane coupling agent and 40 parts of water;
s1, adding epoxy resin, titanium dioxide powder, paratoluenesulfonic acid powder and calcium carbonate powder into a ball mill for fine grinding until the particle diameter is not more than 40 mu m, and preparing a mixed powder material;
s2, adding the mixed powder material prepared in the step S1 and water into a reaction kettle, stirring for 35min, adding cobalt naphthenate and a silane coupling agent, and continuing stirring for 20min at a stirring speed of 900r/min and a temperature of 100 ℃ to prepare an anticorrosive paint blank;
s3, filtering the anticorrosive paint rough material prepared in the step S2 by adopting a paint filter to prepare an anticorrosive paint;
s4, placing the stainless steel wire filter screen 10 into an ultrasonic cleaner for cleaning, wherein the frequency of the ultrasonic cleaner is set to be 60KHz, the temperature is set to be 60 ℃, and the cleaning is carried out for 10min;
s5, drying the stainless steel wire filter screen 10 cleaned in the step S4 by adopting an air heater, and uniformly spraying the anticorrosive paint prepared in the step S3 on the surface of the dried stainless steel wire filter screen 10 by utilizing a high-pressure sprayer spray gun;
s6, placing the stainless steel wire filter screen 10 sprayed with the anticorrosive paint in the step S5 in an oven for solidification and drying, wherein the temperature is set to 200 ℃, and the time is set to 15 minutes, namely, an anticorrosive layer is prepared on the surface of the stainless steel wire filter screen 10.
The comparative results of salt spray tests performed on the stainless steel wire screen 10 of examples 1 to 4 under the same conditions in the laboratory are shown in the following table:
from the comparative analysis of the test results of the table, it is known that the embodiment 3 is the optimal embodiment, the prepared anticorrosive paint has moderate viscosity, is not easy to delaminate, is environment-friendly and nontoxic, has good anticorrosive performance, can meet the related requirements of medical equipment use, is not easy to fall off an anticorrosive layer prepared on the surface of the stainless steel wire filter screen 10, has good protective performance, can prevent the stainless steel wire filter screen 10 from being corroded, and effectively prolongs the service life of the stainless steel wire filter screen 10.
Working principle: the simple respirator device with the function of accurately measuring the tidal volume is characterized in that the filter device 2 is used for filtering and purifying the gas supplied by the air bag 1 to the breathing mask 4, so that the patient can be prevented from inhaling the gas with dust, and the aggravation of the illness state of the patient is avoided; the measuring device 3 is used for measuring the gas quantity supplied by the air bag 1 to the breathing mask 4, the gas flow sensor 24 is used for accurately measuring the gas flow supplied by the air bag 1 to the breathing mask 4, the DSP controller 26 is matched for accurately calculating the gas quantity supplied by the air bag 1 to the breathing mask 4, meanwhile, the touch display screen 28 can be used for displaying the gas quantity data supplied by the air bag 1 to the breathing mask 4, the pressure gauge 27 is used for displaying the instantaneous gas pressure through the pipe body 13, compared with the breathing device in the prior art, the device is convenient to use, a medical staff can quickly and timely stop pressing the air bag 1 through the pointer display of the pressure gauge 27, meanwhile, the gas quantity supplied by the air bag 1 to the breathing mask 4 is conveniently obtained through the touch display screen 28, and the tidal volume inhaled by a patient can be accurately mastered, so that a better treatment effect is obtained; the alarm parameters of the buzzer 29 can be set through the touch display screen 28, so that the gas quantity supplied to a patient can be effectively prevented from exceeding the limit quantity, and the safe treatment of the patient can be effectively ensured; the device is convenient to install, and the touch display screen 28 and the pressure gauge 27 can be ensured to be always opposite to medical staff, so that the device is convenient to use; the prepared anticorrosive paint has moderate viscosity, is not easy to delaminate, is environment-friendly and nontoxic, has good anticorrosive performance, can meet the related requirements of medical appliance use, is not easy to fall off an anticorrosive layer prepared on the surface of the stainless steel wire filter screen 10, has good protective performance, can prevent the stainless steel wire filter screen 10 from being corroded, and effectively prolongs the stainless steel wire filter screen 10.
When the intelligent air bag is used, the measuring device 3 is electrified through the power switch 31, the air bag 1 is pressed by hands, air in the air bag 1 sequentially passes through the L-shaped bent pipe 5 and enters the cylindrical barrel 8, air passing through the filtering device 2 is filtered and purified under the action of the stainless steel wire filter screen 10, purified air enters the inside of the pipe body 13 and sequentially enters the pressure gauge 27 and the air flow sensor 24, the pressure gauge 27 displays the pressure in the pipe body 13 for reference of medical staff, meanwhile, the air flow sensor 24 uploads the air flow data passing through the inside of the pressure gauge to the DSP controller 26, the DSP controller 26 simultaneously carries out analysis processing on the received air flow data and then simultaneously controls the display screen 28 to obtain the tidal volume inhaled by a patient, so that the medical staff can accurately master the tidal volume inhaled by the patient according to the data displayed by the touch display screen 28, the better treatment effect is achieved, the touch display screen 28 is provided with alarm parameters of the buzzer 29, when the tidal volume supplied to the patient is larger than a set value, the DSP controller 26 controls the buzzer 29 to alarm, the gas volume supplied to the patient can be effectively prevented from exceeding the safety limit of the patient, and the safety of the patient can be effectively ensured.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
Claims (10)
1. Simple respirator device with accurate measurement tidal volume function, including gasbag (1), its characterized in that: the bottom of the air bag (1) is communicated with an air inlet pipe (6), the upper part of the air bag (1) is communicated with an air outlet pipe (7), a one-way valve (33) is arranged in the air inlet pipe (6), one end of the air outlet pipe (7) far away from the air bag (1) is in one end of the L-shaped bent pipe (5) in a threaded manner, the other end of the L-shaped bent pipe (5) is connected with a filtering device (2), one side of the filtering device (2) far away from the L-shaped bent pipe (5) is connected with a measuring device (3), and one side of the measuring device (3) far away from the filtering device (2) is connected with a breathing mask (4);
the filtering device (2) comprises a cylindrical barrel body (8) with one end in threaded connection with the outer part of the other end of the L-shaped bent pipe (5), a stainless steel wire filter screen (10) is arranged in the cylindrical barrel body (8), a silica gel retainer ring (9) for propping up the stainless steel wire filter screen (10) is arranged in the cylindrical barrel body (8), and a connecting pipe (11) is arranged at the outer part of the other end of the cylindrical barrel body (8) in a communicating manner;
the measuring device (3) comprises a connector (15) which is in threaded connection with the connecting pipe (11) and is far away from the outside of one end of the cylindrical barrel (8), the connector (15) is movably sleeved outside the pipe body (13), a limit ring (22) used for preventing the connector (15) from falling off is fixedly arranged at one end of the pipe body (13), a box body (14) is fixedly arranged at the upper part of the pipe body (13), a gas flow sensor (24) is fixedly arranged in the pipe body (13), a pressure gauge (27), a touch display screen (28) and a buzzer (29) are embedded in one side surface of the box body (14) close to the connector (15), a power switch (31) is further arranged below the touch display screen (28) on one side surface of the box body (14), a storage battery (25) and a DSP controller (26) are fixedly arranged in the box body (14), the bottom end of the pressure gauge (27) is communicated with the inside the pipe body (13), the touch display screen (28) is electrically connected with the output end of the buzzer controller (26) through a data wire (26) in a bidirectional electrical connection mode, the signal output end of the gas flow sensor (24) is electrically connected with the signal input end of the DSP controller (26) through a signal wire, the anode and the cathode of the storage battery (25) are electrically connected with the power input end of the DSP controller (26) through a wire, and the power switch (31) is connected between the storage battery (25) and the DSP controller (26) in series;
the surface of the stainless steel wire filter screen (10) is also provided with an anti-corrosion layer, and the anti-corrosion layer is prepared by the following method:
weighing the following raw materials in parts by weight: 20-30 parts of epoxy resin, 10-15 parts of titanium dioxide powder, 8-12 parts of p-toluenesulfonic acid powder, 8-10 parts of calcium carbonate powder, 5-8 parts of cobalt naphthenate, 1-3 parts of silane coupling agent and 30-40 parts of water.
2. A simple respirator assembly with accurate tidal volume measurement according to claim 1, wherein: one end that gasbag (1) was kept away from to outlet duct (7) is equipped with first external screw thread connecting portion (32), the inside first internal screw thread connecting portion that is equipped with first external screw thread connecting portion (32) of one end that L type return bend (5) and outlet duct (7) are connected, the other end of L type return bend (5) is equipped with second external screw thread connecting portion (34), the inside second internal screw thread connecting portion that is equipped with second external screw thread connecting portion (34) of one end of cylinder barrel (8).
3. A simple respirator assembly with accurate tidal volume measurement according to claim 1, wherein: one end of the connecting pipe (11) far away from the cylindrical barrel body (8) is provided with a third external thread connecting part (12), and a third internal thread connecting part matched with the third external thread connecting part (12) is arranged inside the connecting head (15).
4. A simple respirator assembly with accurate tidal volume measurement according to claim 1, wherein: a silica gel sealing ring (23) is arranged in the connector (15) and is close to one side face of the limit ring (22).
5. A simple respirator assembly with accurate tidal volume measurement according to claim 1, wherein: the battery charging device is characterized in that a charging interface (19) is further arranged on one side face of the box body (14), an indicator lamp (30) is further arranged below the touch display screen (28) on one side face, close to the connector (15), of the box body (14), the charging interface (19) is electrically connected with the anode and the cathode of the storage battery (25) through a lead, and the indicator lamp (30) is connected between the charging interface (19) and the storage battery (25) in series.
6. A simple respirator assembly with accurate tidal volume measurement according to claim 5, wherein: a connecting belt (20) is hinged on one side surface of the box body (14) through a pin, and a rubber plug (21) matched with the charging interface (19) is fixedly connected to one end of the connecting belt (20).
7. A simple respirator assembly with accurate tidal volume measurement according to claim 1, wherein: the other end of the tube body (13) is communicated with an inserting tube (17) inserted into one end of the breathing mask (4), the inserting tube (17) is a tapered inserting tube, convex rings (18) are uniformly arranged outside the inserting tube (17), and the outer diameter of one end, far away from the tube body (13), of the inserting tube (17) is smaller than the outer diameter of one end, connected with the tube body (13), of the inserting tube.
8. A simple respirator assembly with accurate tidal volume measurement according to claim 7, wherein: a baffle ring (16) is fixedly arranged outside the joint of the plug-in pipe (17) and the pipe body (13).
9. A simple respirator assembly with accurate tidal volume measurement according to claim 1, wherein: the model of the DSP controller (26) is TMS320F2812.
10. A simple respirator assembly with accurate tidal volume measurement according to claim 1, wherein: the preparation method of the anticorrosive coating comprises the following steps:
s1, adding epoxy resin, titanium dioxide powder, paratoluenesulfonic acid powder and calcium carbonate powder into a ball mill for fine grinding until the particle diameter is not more than 40 mu m, and preparing a mixed powder material;
s2, adding the mixed powder material prepared in the step S1 and water into a reaction kettle, stirring for 25-35min, adding cobalt naphthenate and a silane coupling agent, and continuing stirring for 15-20min at a stirring speed of 700-900r/min and a temperature of 80-100 ℃ to prepare an anticorrosive paint blank;
s3, filtering the anticorrosive paint rough material prepared in the step S2 by adopting a paint filter to prepare an anticorrosive paint;
s4, placing the stainless steel wire filter screen (10) into an ultrasonic cleaner for cleaning, wherein the frequency of the ultrasonic cleaner is set to be 50-60KHz, the temperature is set to be 50-60 ℃, and the cleaning is carried out for 8-10min;
s5, drying the stainless steel wire filter screen (10) cleaned in the step S4 by adopting an air heater, and then uniformly spraying the anticorrosive paint prepared in the step S3 on the surface of the dried stainless steel wire filter screen (10) by utilizing a high-pressure sprayer spray gun;
s6, placing the stainless steel wire filter screen (10) sprayed with the anti-corrosion coating in the step S5 in an oven for solidification and drying, setting the temperature to be 140-200 ℃ and the time to be 10-15min, namely preparing the anti-corrosion layer on the surface of the stainless steel wire filter screen (10).
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| CN109589460A (en) * | 2018-12-10 | 2019-04-09 | 南通市第人民医院 | A kind of operation negative pressure suction device |
| CN109758656A (en) * | 2019-02-26 | 2019-05-17 | 西安交通大学医学院第一附属医院 | A kind of automatic bag respirator of field first aid |
| CN111956921A (en) * | 2020-07-15 | 2020-11-20 | 哈尔滨医科大学 | First-aid breathing air bag with real-time visual monitoring ventilation index function |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203710499U (en) * | 2014-01-26 | 2014-07-16 | 郜向阳 | Pneumatic respirator special for infants |
| CN105477755A (en) * | 2016-02-16 | 2016-04-13 | 重庆医科大学附属第一医院 | Simple respirator capable of automatically conducting squeezing and controlling tidal volume |
| CN205307533U (en) * | 2016-01-26 | 2016-06-15 | 河南亚都实业有限公司 | Medical simple and easy respirator |
| CN105771049A (en) * | 2016-05-25 | 2016-07-20 | 戴如春 | Automatic respirator |
| CN206434676U (en) * | 2016-09-12 | 2017-08-25 | 贺焱峰 | A kind of tidal volume visualizing monitor respirator |
| CN208864968U (en) * | 2018-07-20 | 2019-05-17 | 常州市第一人民医院 | A kind of bag respirator device with precise measurement tidal volume function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7802571B2 (en) * | 2003-11-21 | 2010-09-28 | Tehrani Fleur T | Method and apparatus for controlling a ventilator |
-
2018
- 2018-07-20 CN CN201810801628.XA patent/CN108904938B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203710499U (en) * | 2014-01-26 | 2014-07-16 | 郜向阳 | Pneumatic respirator special for infants |
| CN205307533U (en) * | 2016-01-26 | 2016-06-15 | 河南亚都实业有限公司 | Medical simple and easy respirator |
| CN105477755A (en) * | 2016-02-16 | 2016-04-13 | 重庆医科大学附属第一医院 | Simple respirator capable of automatically conducting squeezing and controlling tidal volume |
| CN105771049A (en) * | 2016-05-25 | 2016-07-20 | 戴如春 | Automatic respirator |
| CN206434676U (en) * | 2016-09-12 | 2017-08-25 | 贺焱峰 | A kind of tidal volume visualizing monitor respirator |
| CN208864968U (en) * | 2018-07-20 | 2019-05-17 | 常州市第一人民医院 | A kind of bag respirator device with precise measurement tidal volume function |
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