CN113082414A - Real-time display simulation lung - Google Patents
Real-time display simulation lung Download PDFInfo
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- CN113082414A CN113082414A CN202110366957.8A CN202110366957A CN113082414A CN 113082414 A CN113082414 A CN 113082414A CN 202110366957 A CN202110366957 A CN 202110366957A CN 113082414 A CN113082414 A CN 113082414A
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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
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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
- A61M2209/00—Ancillary equipment
- A61M2209/02—Equipment for testing the apparatus
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a real-time display simulation lung, which comprises an installation bottom box, wherein a first installation cavity is formed in the installation bottom box, a central processing unit is installed in the first installation cavity, a simulator is arranged above the installation bottom box and comprises a cylinder, a connecting pipe is fixed in the middle of the upper side of the cylinder in a sealing mode, the bottom of the connecting pipe is connected with a balloon, the upper end of the connecting pipe is connected with a detection pipe, a first flow sensor is installed in the detection pipe, a second flow sensor is arranged below the first flow sensor, a pressure sensor is arranged below the second flow sensor, the bottom of the cylinder is connected with a sealing seat in a sealing mode, and a display screen is installed on the right side of a supporting plate. The invention displays the gas parameters in the simulator in real time through the display screen for the reference of operators, can objectively display whether the gas output by the respirator reaches the set parameters, and greatly improves the use effect.
Description
Technical Field
The invention relates to the field of clinical medicine, in particular to a real-time display simulation lung.
Background
In modern clinical medicine, a ventilator has been widely used in respiratory failure due to various reasons, anesthesia and breathing management during major surgery, respiratory support therapy and emergency resuscitation as an effective means for manually replacing the function of spontaneous ventilation, and has a very important position in the modern medical field. The ventilator is a vital medical equipment which can prevent and treat respiratory failure, reduce complications and save and prolong the life of a patient, and the ventilator needs to detect airflow generated by the ventilator before use and often needs a lung simulation device.
At present, the function of the simulated lung only aims to provide whether the respirator works normally and outputs gas, and whether the gas output by the respirator reaches the displayed numerical value has no objective indication, so that the reference cannot be provided for an operator.
Therefore, it is necessary to develop a real-time display of the simulated lung to solve the above problems.
Disclosure of Invention
The invention aims to provide a real-time display simulated lung, which can detect the flow speed, flow and duration of the air flow of a respirator when the air flow is sent into a simulator through a first flow sensor, a second flow sensor and a pressure sensor which are arranged in a detection pipe connected with the respirator on the simulator, and detects the flow speed, flow and duration of the air flowing through the simulator and returning to the respirator, the pressure sensor detects the air pressure in the simulator, the detected data is sent to the central processing unit for processing, the central processing unit sends the processed data to the memory for storage, so as to be convenient for later checking, meanwhile, the gas is sent to a display screen for displaying, the gas parameters in the simulator are displayed in real time through the display screen for the reference of an operator, whether the output gas of the breathing machine reaches the set parameters or not can be objectively displayed, the use effect is greatly improved, and the defects in the technology are overcome.
In order to achieve the above purpose, the invention provides the following technical scheme: a real-time display simulation lung comprises an installation bottom box, wherein a first installation cavity is formed in the installation bottom box, a central processing unit is installed in the first installation cavity, a storage device is arranged on the right side of the central processing unit, a second installation cavity is arranged on the right side of the first installation cavity, a storage battery is installed in the second installation cavity, a simulator is arranged above the installation bottom box and comprises a cylinder body, a connecting pipe is fixed in the middle of the upper side of the cylinder body in a sealing mode, the bottom of the connecting pipe is connected with a balloon which is embedded in the cylinder body, the upper end of the connecting pipe is connected with a detection pipe, the top of the detection pipe is connected with a breathing machine interface, a first flow sensor is installed in the detection pipe, a second flow sensor is arranged below the first flow sensor, and a pressure sensor is arranged below the second flow sensor, pressure sensor, first flow sensor and second flow sensor all install in the detecting tube, the left side sealing connection of barrel has the outlet duct, install out the gas valve on the outlet duct, the bottom sealing connection of barrel has the seal receptacle, the through-hole has been seted up at the middle part of seal receptacle, the lower extreme port department fixed seal of through-hole has the elastic membrane, the upside right-hand member edge of seal receptacle is fixed with the backup pad, the display screen is installed on the right side of backup pad.
Preferably, the output end of the storage battery is electrically connected with the central processing unit, the storage, the first flow sensor, the second flow sensor, the pressure sensor and the input end of the display screen respectively.
Preferably, the output ends of the first flow sensor, the second flow sensor and the pressure sensor are electrically connected with the input end of the central processing unit, and the output end of the central processing unit is electrically connected with the input ends of the memory and the display screen respectively.
Preferably, four corners of the bottom of the sealing seat are connected with supporting rods through bolts, and the lower ends of the supporting rods are connected with the upper side of the mounting bottom box through bolts.
Preferably, the cylinder body is made of transparent hard plastic.
Preferably, the balloon is made of latex materials.
Preferably, the elastic membrane sets up to convex arc structure downwards, the downside of elastic membrane is provided with presses the handle, adopt latex material integrated into one piece between pressing handle and the elastic membrane.
Preferably, the middle part of the upper side of the sealing seat is provided with an annular sealing block, the annular sealing block and the sealing seat are integrally formed, the annular sealing block is nested in the lower end port of the barrel body, the annular sealing block is in threaded sealing connection with the lower end port of the barrel body, and a first sealing ring is arranged at the joint of the sealing seat and the barrel body.
Preferably, a first thread groove is formed in the lower end port of the connecting pipe, a first connecting head is fixed to the upper end of the balloon in a sealing mode, the first connecting head is nested in the first thread groove, the first connecting head is in threaded connection with the first thread groove, and a second sealing ring is arranged at the joint of the first connecting head and the first thread groove.
Preferably, the lower port department of detecting tube has seted up the second thread groove, establish the second connector in the upper end of connecting pipe, the second connector nestification is in the second thread groove, threaded connection between second connector and the second thread groove, the second connector is equipped with the third sealing washer with the junction of second thread groove.
In the technical scheme, the invention provides the following technical effects and advantages:
1. the first flow sensor, the second flow sensor and the pressure sensor are arranged in the detection pipe connected with the respirator on the simulator, so that the flow speed, the flow and the duration of the air flow of the respirator can be detected when the air flow is sent into the simulator, the flow speed, the flow and the duration of the air flow when the air flow returns to the respirator through the simulator are detected, the pressure sensor detects the air pressure in the simulator, the detected data are sent to the central processing unit for processing, the central processing unit sends the processed data to the storage for storage, the later-stage check is facilitated, meanwhile, the processed data are sent to the display screen for display, the gas parameters in the simulator are displayed in real time through the display screen for reference of an operator, whether the output gas of the respirator reaches the set parameters can be objectively displayed, and the use effect is greatly improved;
2. the sealing seat is in threaded sealing connection with the cylinder body through the annular sealing block, the balloon is in threaded sealing connection with the connecting pipe through the first connector, and the detection pipe is in threaded sealing connection with the connecting pipe, so that the whole simulation lung is simple and convenient to assemble, and when one part is damaged, the simulation lung can be quickly disassembled and replaced, and is very convenient;
3. through having seted up the through-hole through the middle part at the seal receptacle, the lower port department fixed seal of through-hole has elastic membrane, elastic membrane sets up to convex arc structure downwards, elastic membrane's downside is provided with presses down the handle, can adjust the gas pressure in the barrel through pressing down elastic membrane, thereby make the balloon relaxation come to react the respiratory process of lung, the simulation is breathing the action independently, detect the quick sensibility of breathing machine, and be convenient for press down through pressing down the handle and pull elastic membrane, prevent to skid, the barrel adopts transparent rigid plastic to process and makes, be convenient for see through the relaxation state that the barrel observed the balloon.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the present invention;
figure 3 is a schematic view of a balloon according to the present invention;
FIG. 4 is a cross-sectional view of a connecting tube of the present invention;
FIG. 5 is a cross-sectional view of a detector tube according to the present invention;
FIG. 6 is a cross-sectional view of the cartridge of the present invention;
fig. 7 is a front view of the seal holder of the present invention.
Description of reference numerals:
the device comprises a mounting bottom box 1, a first mounting cavity 2, a central processing unit 3, a storage device 4, a second mounting cavity 5, a storage battery 6, a simulator 7, a cylinder 8, a connecting pipe 9, a balloon 10, a detection pipe 11, a respirator 12 interface 13, a first flow sensor 14, a second flow sensor 14, a pressure sensor 15, an air outlet pipe 16, an air outlet valve 17, a sealing seat 18, a through hole 19, an elastic membrane 20, a supporting plate 21, a display screen 22, a supporting rod 23, a pressing handle 24, an annular sealing block 25, a first thread groove 26, a first connecting head 27, a second thread groove 28 and a second connecting head 29.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The invention provides a real-time display simulated lung as shown in figures 1-7, which comprises an installation bottom box 1, wherein a first installation cavity 2 is arranged inside the installation bottom box 1, a central processing unit 3 is arranged inside the first installation cavity 2, a memory 4 is arranged on the right side of the central processing unit 3, a second installation cavity 5 is arranged on the right side of the first installation cavity 2, a storage battery 6 is arranged inside the second installation cavity 5, a simulator 7 is arranged above the installation bottom box 1, the simulator 7 comprises a cylinder body 8, a connecting pipe 9 is hermetically fixed in the middle of the upper side of the cylinder body 8, the bottom of the connecting pipe 9 is connected with a balloon 10, the balloon 10 is embedded in the cylinder body 8, the upper end of the connecting pipe 9 is connected with a detection pipe 11, the top of the detection pipe 11 is connected with a breathing machine interface 12, a first flow sensor 13 is arranged inside the detection pipe 11, first flow sensor 13's below is provided with second flow sensor 14, second flow sensor 14's below is provided with pressure sensor 15, first flow sensor 13 and second flow sensor 14 are all installed in detecting tube 11, the left side sealing connection of barrel 8 has outlet duct 16, install out gas valve 17 on the outlet duct 16, the bottom sealing connection of barrel 8 has seal receptacle 18, through-hole 19 has been seted up at the middle part of seal receptacle 18, the lower extreme port department fixed seal of through-hole 19 has elastic membrane 20, the upside right-hand member edge of seal receptacle 18 is fixed with backup pad 21, display screen 22 is installed on backup pad 21's right side.
Further, in the above technical solution, the output end of the storage battery 6 is electrically connected to the input ends of the central processing unit 3, the memory 4, the first flow sensor 13, the second flow sensor 14, the pressure sensor 15 and the display screen 22, respectively, and the storage battery 6 provides electric power for the central processing unit 3, the memory 4, the first flow sensor 13, the second flow sensor 14, the pressure sensor 15 and the display screen 22 to work;
further, in the above technical solution, the output ends of the first flow sensor 13, the second flow sensor 14 and the pressure sensor 15 are electrically connected to the input end of the central processing unit 3, the output end of the central processing unit 3 is electrically connected to the input ends of the memory 4 and the display screen 22, the first flow sensor 13, the second flow sensor 14 and the pressure sensor 15 send the detected data to the central processing unit 3 for processing, the central processing unit 3 sends the processed data to the memory 4 for storage, so as to facilitate later-stage viewing, and send the data to the display screen 22 for display;
furthermore, in the above technical solution, four corners of the bottom of the sealing seat 18 are connected with support rods 23 through bolts, the lower ends of the support rods 23 are connected with the upper side of the installation bottom box 1 through bolts, and the sealing seat 18 is supported through the support rods 23, so that the sealing seat 18 is stably installed;
further, in the above technical scheme, the cylinder 8 is made of transparent hard plastic, has high structural strength, is not easy to damage, and can observe the relaxation of the balloon 10 through the cylinder 8;
further, in the above technical scheme, the balloon 10 is made of latex, so that the elasticity is good, the compression fatigue is resisted, and the service life of the balloon 10 is prolonged;
further, in the above technical solution, the elastic membrane 20 is configured to be an arc structure protruding downward, the pressing handle 24 is disposed on the lower side of the elastic membrane 20, the pressing handle 24 and the elastic membrane 20 are integrally formed by latex, so that the connection strength between the pressing handle 24 and the elastic membrane 20 is improved, and the elastic membrane 20 is conveniently pressed by the pressing handle 24;
further, in the above technical solution, an annular sealing block 25 is arranged in the middle of the upper side of the sealing seat 18, the annular sealing block 25 and the sealing seat 18 are integrally formed, the annular sealing block 25 is nested in the lower end port of the cylinder 8, the annular sealing block 25 and the lower end port of the cylinder 8 are in threaded sealing connection, and a first sealing ring is arranged at the joint between the sealing seat 18 and the cylinder 8, so that the connection between the sealing seat 18 and the cylinder 8 is simple, the disassembly and assembly are convenient, and the air tightness of the connection between the sealing seat 18 and the cylinder 8 is improved;
further, in the above technical solution, a first thread groove 26 is formed at a lower end port of the connection pipe 9, a first connection head 27 is fixed at the upper end of the balloon 10 in a sealing manner, the first connection head 27 is nested in the first thread groove 26, the first connection head 27 is in threaded connection with the first thread groove 26, and a second sealing ring is arranged at a connection position between the first connection head 27 and the first thread groove 26, so that the connection between the balloon 10 and the connection pipe 9 is simple, and the balloon 10 is convenient to detach and replace;
further, in the above technical scheme, a second thread groove 28 is formed in the lower end port of the detection tube 11, the upper end of the connection tube 9 is provided with a second connector 29, the second connector 29 is nested in the second thread groove 28, the second connector 29 is in threaded connection with the second thread groove 28, and a third sealing ring is arranged at the joint of the second connector 29 and the second thread groove 28, so that the connection between the detection tube 11 and the connection tube 9 is simple, and the detection tube 11 is convenient to disassemble for maintenance;
the implementation mode is specifically as follows: the storage battery 6 supplies electricity for the central processing unit 3, the storage 4, the first flow sensor 13, the second flow sensor 14, the pressure sensor 15 and the display screen 22, the valve 17 is opened, the respirator interface 12 on the simulator 7 is connected with the respirator, the air flow output by the respirator enters the balloon 10 through the detection tube 11, when the air flow passes through the first flow sensor 13 in the detection tube 11, the first flow sensor 13 detects and measures the flow rate, the flow rate and the duration of the gas, when the air flow passes through the second flow sensor 14, the second flow sensor 14 detects and measures the flow rate, the flow rate and the duration of the gas, the first flow sensor 13 and the second flow sensor 14 send the detected data to the central processing unit 3 for processing and integration, the average value is obtained, the air flow is sent back to the respirator through elastic contraction of the balloon 10, the air flow firstly passes through the second flow sensor 14 in the detection tube 11, then the gas passes through the first flow sensor 13, the second flow sensor 14 and the first flow sensor 13 to detect and measure the gas flow rate, the flow and the duration, the gas is sent to the central processing unit 3 to be processed and integrated, the average value is obtained, the pressure sensor 15 detects the gas pressure in the detection tube 11 and sends the data to the central processing unit 3 to be processed, the central processing unit 3 sends the processed data to the memory 4 to be stored, the later-period check is convenient, the data is sent to the display screen 22 to be displayed, the gas parameters in the simulator 7 are displayed in real time through the display screen 22 for the reference of an operator, whether the output gas of the respirator reaches the set parameters can be objectively displayed, the use effect is greatly improved, the sealing seat 18 is in threaded sealing connection with the cylinder body 8 through the annular sealing block 25, the balloon 10 is in threaded sealing connection with the connecting tube 9 through the first connecting head 27, the detection tube 11 is in threaded, the whole assembly of the simulated lung is simple and convenient, the disassembly and the replacement are convenient, when one part is damaged, the rapid disassembly and the replacement can be realized, the convenience is realized, the through hole 19 is formed in the middle of the sealing seat 18, the elastic membrane 20 is fixedly sealed at the lower end port of the through hole 19, the elastic membrane 20 is arranged to be of a downward convex arc-shaped structure, the pressing handle 24 is arranged on the lower side of the elastic membrane 20, the gas pressure in the cylinder body 8 can be adjusted by pressing the elastic membrane 20, so that the process of lung respiration is reflected by the relaxation of the balloon 10, the accuracy of the experiment is improved, the elastic membrane 20 is conveniently pressed and pulled by the pressing handle 24 to prevent slipping, the cylinder body 8 is made of transparent hard plastic, the relaxation state of the balloon 10 can be conveniently observed through the cylinder body 8, and the embodiment specifically solves the problem that the lung simulating function in the prior art only provides whether the breathing machine normally works and outputs gas, and whether the output gas of the respirator reaches the displayed numerical value or not has no objective indication, and the problem that reference cannot be provided for operators is solved.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. A real-time display simulated lung comprising an installation bottom box (1), characterized in that: the device is characterized in that a first installation cavity (2) is formed in the installation bottom box (1), a central processing unit (3) is installed in the first installation cavity (2), a storage device (4) is arranged on the right side of the central processing unit (3), a second installation cavity (5) is arranged on the right side of the first installation cavity (2), a storage battery (6) is installed in the second installation cavity (5), a simulator (7) is arranged above the installation bottom box (1), the simulator (7) comprises a cylinder body (8), a connecting pipe (9) is fixed in the middle of the upper side of the cylinder body (8) in a sealing mode, the bottom of the connecting pipe (9) is connected with a balloon (10), the balloon (10) is nested in the cylinder body (8), the upper end of the connecting pipe (9) is connected with a detection pipe (11), and the top of the detection pipe (11) is connected with a breathing machine interface (12), the utility model discloses a detection device for the gas leakage of a gas pipeline, including detection tube (11), first flow sensor (13) is installed to the internally mounted of detection tube (11), the below of first flow sensor (13) is provided with second flow sensor (14), the below of second flow sensor (14) is provided with pressure sensor (15), first flow sensor (13) and second flow sensor (14) are all installed in detection tube (11), the left side sealing connection of barrel (8) has outlet duct (16), install out gas valve (17) on outlet duct (16), the bottom sealing connection of barrel (8) has seal receptacle (18), through-hole (19) have been seted up at the middle part of seal receptacle (18), the lower extreme port department fixed seal elasticity membrane (20) of through-hole (19), the upside right-hand member edge of seal receptacle (18) is fixed with backup pad (21), and a display screen (22) is arranged on the right side of the support plate (21).
2. A real-time display simulated lung according to claim 1, wherein: the output end of the storage battery (6) is respectively and electrically connected with the input ends of the central processing unit (3), the storage device (4), the first flow sensor (13), the second flow sensor (14), the pressure sensor (15) and the display screen (22).
3. A real-time display simulated lung according to claim 1, wherein: the output ends of the first flow sensor (13), the second flow sensor (14) and the pressure sensor (15) are electrically connected with the input end of the central processing unit (3), and the output end of the central processing unit (3) is electrically connected with the input ends of the memory (4) and the display screen (22) respectively.
4. A real-time display simulated lung according to claim 1, wherein: four corners of the bottom of the sealing seat (18) are connected with supporting rods (23) through bolts, and the lower ends of the supporting rods (23) are connected with the upper side of the installation bottom box (1) through bolts.
5. A real-time display simulated lung according to claim 1, wherein: the cylinder body (8) is made of transparent hard plastic.
6. A real-time display simulated lung according to claim 1, wherein: the balloon (10) is made of latex materials.
7. A real-time display simulated lung according to claim 1, wherein: elastic membrane (20) set up to convex arc structure downwards, the downside of elastic membrane (20) is provided with presses handle (24), adopt latex material integrated into one piece between pressing handle (24) and elastic membrane (20).
8. A real-time display simulated lung according to claim 1, wherein: the utility model discloses a seal structure, including seal holder (18), the upside middle part of seal holder (18) is provided with annular seal piece (25), integrated into one piece between annular seal piece (25) and the seal holder (18), annular seal piece (25) nestification is in the lower extreme port of barrel (8), thread sealing connection between the lower extreme port of annular seal piece (25) and barrel (8), the junction of seal holder (18) and barrel (8) is equipped with first sealing washer.
9. A real-time display simulated lung according to claim 1, wherein: first thread groove (26) have been seted up to the lower extreme port department of connecting pipe (9), the sealed first connector (27) that is fixed with in upper end of balloon (10), first connector (27) are nested in first thread groove (26), threaded connection between first connector (27) and first thread groove (26), first connector (27) are equipped with the second sealing washer with the junction of first thread groove (26).
10. A real-time display simulated lung according to claim 1, wherein: second thread groove (28) have been seted up to the lower extreme port department of detecting pipe (11), establish second connector (29) to the upper end of connecting pipe (9), second connector (29) nestification is in second thread groove (28), threaded connection between second connector (29) and second thread groove (28), second connector (29) and the junction of second thread groove (28) are equipped with the third sealing washer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110366957.8A CN113082414A (en) | 2021-04-06 | 2021-04-06 | Real-time display simulation lung |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110366957.8A CN113082414A (en) | 2021-04-06 | 2021-04-06 | Real-time display simulation lung |
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| CN113082414A true CN113082414A (en) | 2021-07-09 |
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| CN202110366957.8A Withdrawn CN113082414A (en) | 2021-04-06 | 2021-04-06 | Real-time display simulation lung |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3427182A1 (en) * | 1984-07-24 | 1986-01-30 | Drägerwerk AG, 2400 Lübeck | Lung simulator and operating method therefor |
| CN201181540Y (en) * | 2007-12-01 | 2009-01-14 | 陈新权 | Simulation lung apparatus |
| CN205181943U (en) * | 2015-11-02 | 2016-04-27 | 天津市圣宁生物科技有限公司 | Novel lung is breathed in simulation |
| CN208959027U (en) * | 2018-04-10 | 2019-06-11 | 淮南矿业(集团)有限责任公司 | A kind of simple simulated lung |
| CN209000349U (en) * | 2018-07-16 | 2019-06-18 | 复旦大学附属中山医院青浦分院 | A kind of teaching aid for simulating pulmonary ventilation |
| CN209657629U (en) * | 2018-09-21 | 2019-11-19 | 曹雪峰 | A kind of emergency department's nursing ventilator simulated lung device |
| CN209962534U (en) * | 2019-04-18 | 2020-01-17 | 遵义市第一人民医院 | Novel respirator lung simulation device for emergency nursing |
-
2021
- 2021-04-06 CN CN202110366957.8A patent/CN113082414A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3427182A1 (en) * | 1984-07-24 | 1986-01-30 | Drägerwerk AG, 2400 Lübeck | Lung simulator and operating method therefor |
| CN201181540Y (en) * | 2007-12-01 | 2009-01-14 | 陈新权 | Simulation lung apparatus |
| CN205181943U (en) * | 2015-11-02 | 2016-04-27 | 天津市圣宁生物科技有限公司 | Novel lung is breathed in simulation |
| CN208959027U (en) * | 2018-04-10 | 2019-06-11 | 淮南矿业(集团)有限责任公司 | A kind of simple simulated lung |
| CN209000349U (en) * | 2018-07-16 | 2019-06-18 | 复旦大学附属中山医院青浦分院 | A kind of teaching aid for simulating pulmonary ventilation |
| CN209657629U (en) * | 2018-09-21 | 2019-11-19 | 曹雪峰 | A kind of emergency department's nursing ventilator simulated lung device |
| CN209962534U (en) * | 2019-04-18 | 2020-01-17 | 遵义市第一人民医院 | Novel respirator lung simulation device for emergency nursing |
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Application publication date: 20210709 |
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