CN207650419U - A kind of automatic detection device of respiratory therapy pipe obstruction - Google Patents
A kind of automatic detection device of respiratory therapy pipe obstruction Download PDFInfo
- Publication number
- CN207650419U CN207650419U CN201721702907.8U CN201721702907U CN207650419U CN 207650419 U CN207650419 U CN 207650419U CN 201721702907 U CN201721702907 U CN 201721702907U CN 207650419 U CN207650419 U CN 207650419U
- Authority
- CN
- China
- Prior art keywords
- respiratory therapy
- gas pressure
- valve body
- spool
- bronchus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002644 respiratory therapy Methods 0.000 title claims abstract description 39
- 238000001514 detection method Methods 0.000 title claims abstract description 34
- 210000000621 bronchi Anatomy 0.000 claims abstract description 51
- 230000009977 dual effect Effects 0.000 claims abstract description 13
- 238000012546 transfer Methods 0.000 claims abstract description 8
- 238000009423 ventilation Methods 0.000 claims description 29
- 230000008676 import Effects 0.000 claims description 18
- 210000004072 lung Anatomy 0.000 claims description 13
- 238000012545 processing Methods 0.000 claims description 6
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 4
- 239000000806 elastomer Substances 0.000 claims description 4
- 230000001429 stepping effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000001225 therapeutic effect Effects 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 abstract description 7
- 238000010168 coupling process Methods 0.000 abstract description 7
- 238000005859 coupling reaction Methods 0.000 abstract description 7
- 210000002345 respiratory system Anatomy 0.000 abstract description 4
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 47
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 210000000115 thoracic cavity Anatomy 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 206010036790 Productive cough Diseases 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 208000024794 sputum Diseases 0.000 description 2
- 210000003802 sputum Anatomy 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009967 tasteless effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 206010001052 Acute respiratory distress syndrome Diseases 0.000 description 1
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 208000004756 Respiratory Insufficiency Diseases 0.000 description 1
- 201000000028 adult respiratory distress syndrome Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000013399 early diagnosis Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000002685 pulmonary effect Effects 0.000 description 1
- 201000004193 respiratory failure Diseases 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000003519 ventilatory effect Effects 0.000 description 1
Landscapes
- Percussion Or Vibration Massage (AREA)
Abstract
The utility model discloses a kind of automatic detection device of respiratory therapy pipe obstruction, it includes respiratory therapy air transporting arrangement, respiratory therapy gas pressure detection and control device to belong to it；Respiratory therapy air transporting arrangement includes gas-guide tube, pressure gauge, gas flow control valve, frequency switching valve and dual cavity bronchus vessel breather valve；Respiratory therapy gas pressure detection and control device include gas pressure sensor, gas pressure sensor, RS485 interfaces, A/D transfer interface boards, integrator, amplifier, microprocessor, buzzer, display, driver 2A, stepper motor 2B and shaft coupling 2C；The device can quickly detect respiratory system treating conduit with the presence or absence of blocking and leaking, and detection speed is fast, and detection device is practical.
Description
Technical field
The utility model is related to a kind of automatic detection devices of respiratory therapy pipe obstruction, and specifically, the device is for suffering from
Oxygen supplies to give the automatic detection of device operating status during person's oxygen uptake, belongs to medical instruments field.
Background technology
Lung ventilator is one of common rescue and therapeutic equipment, it can substitute the ventilatory function of human body completely, rescues nothing
The life of autonomous breathing patient plays the role of assisted respiartion to the patient of respiratory insufficiency, until patient is completely extensive
Multiple autonomous respiration, therefore lung ventilator can be applied to the intensive care units such as CCU, ICU, surgery anesthesia, emergency resuscitation and Respiratory Therapy
Treat etc..
During Use of respirator, lung ventilator is inserted into the middle part of human body inner catheter or end and may locally block sometimes, leads
Cause does not have patient the effect of assisted respiartion, crisis patient vitals.Therefore, design feature and the work of lung ventilator are fully understood
Principle, the safe and reliable operation of the machine that ensures respiration rapidly and accurately solve problem appear to is that pendulum is in each hospital clinical work
Project in face of Cheng Shi.
The sonic detection of patent of invention-respiratory therapy（Application number：201080007463.0）, propose a kind of respiratory therapy
The obstruction of the gas of equipment and the detection device of leakage and method.It is to pass through letter based on the acoustic information of pickup gas passage
Number extraction and processing, to monitor, whether gas passage is normal, blocks or leakage.This method includes：Gas is measured with sound transducer
The sound measurement of flow-generator comes from the sound transducer with processor by calculating the example spectrum analysis of the sound measurement
Sound measurement, by processor, the respiratory system of analysis instruction patient is with the presence or absence of obstruction.
Patent of invention-air-breathing inspiring flow rate testing instrument（Application number：03125176.5）, propose according to four kinds of breathing patterns
Theory, by monitoring the difference of sucking and exhaled gas, the air-breathing inspiring flow rate testing instrument of invention is a kind of early diagnosis ARDS
Medical Instruments, by mask and conduit, sucking gas probe and expiratory air probe, data center's processing system under patient ventilating state
System, display screen, data output and printing device composition, by lasting to sucking tolerance and the accurate survey of expiratory gas volume simultaneously
It is fixed, it calculates difference per minute and is prompted to clinician in time.
During Use of respirator, with greater need for a kind of sucking of quick detection respiratory therapy conduit gas, exhalation state；Such as
Fruit is handled by mass data and carries out theory analysis, and relatively long, possible delay may be taken by mass data analyzing processing
The rescue opportunity of patient.Therefore, it is very necessary to invent a kind of device of quick detection respiratory therapy conduit gas communication state.
Invention content
The purpose of this utility model is to provide a kind of automatic detection devices of respiratory therapy pipe obstruction, pass through detection system
System pressure judges whether it blocks and leak.
To achieve the above objectives, the technical scheme adopted by the utility model is that：A kind of respiratory therapy pipe obstruction it is automatic
Detection device, it includes respiratory therapy air transporting arrangement 1, respiratory therapy gas pressure detection and control device 2；
The respiratory therapy air transporting arrangement 1, it includes：Gas-guide tube 11, pressure gauge 12, gas flow control valve
13, frequency switching valve 14, dual cavity bronchus vessel breather valve 15；
The flow control valve 13, it includes：It is breather valve body 131, the screwed multi-diameter shaft 132 in middle part, close
Seal 133, elastomer 134；131 appearance of breather valve body is in threeway shape, and there is annular groove at horizontal both ends, is connected with conduit 11,
There are protrusion and circular hole in inside；Breather valve body 131, multi-diameter shaft 132 are stainless steel material.The top of multi-diameter shaft 132 passes through
Shaft coupling is connected with stepper motor 2B；Elastomer 134 is silicon rubber, it has tasteless nontoxic, resistance to temperature change, also good
Electrical insulating property, oxytolerant ageing resistance, fast light ageing resistance and mildew resistance, chemical stability etc..
The dual cavity bronchus vessel breather valve 15, it includes：Ventilation valve body 151, spool 152, end cap 153；
The ventilation valve body 151, it is mutually passed through by 6 hollow cylinders, is correspondingly equipped with the ventilation left branch of valve body
Tracheae outlet 154, the right bronchus outlet 155 of ventilation valve body, valve body import 156 of ventilating, ventilation valve body left bronchus outlet 154,
The right bronchus outlet 155 of valve body of ventilating and 156 angle of ventilation valve body lung ventilator import are respectively 135 °, valve body left bronchus of ventilating
The angle that outlet 154 exports 155 with the right bronchus of ventilation valve body is 90 °；
The spool 152 is located in ventilation valve body 151, and spool 152 is equipped with spool left bronchus outlet 157, the spool right side
Bronchus outlet 158 and 152 import 159 of spool；Three inlet and outlet are Y-shaped, spool left bronchus outlet 157 and the right bronchus of spool
The angle of outlet 158 is 90 °, and spool import 159 exports 158 folder with spool left bronchus outlet 157 and the right bronchus of spool
Angle is respectively 135 °；152 one end of spool is Y-shaped protrusion, for connecting the rotational handle for controlling left and right bronchial airways amount；
The end cap 153, for the intermediate cylinder for carrying blind hole；
Respiratory therapy gas pressure detection and control device 2, it includes：First gas pressure sensor 21, second gas
Pressure sensor 22, RS485 interfaces 23, A/D transfer interface boards 24, integrator 25, amplifier 26, microprocessor 27, buzzer
28, display 29, driver 2A, stepper motor 2B, shaft coupling 2C；
The first gas pressure sensor 21 is connected on the gas-guide tube 11 of 13 output end of gas flow control valve,
Second gas pressure sensor 22 is connected to the gas-guide tube 11 between frequency switching valve 14 and dual cavity bronchus vessel breather valve 15
On；First gas pressure sensor 21, second gas pressure sensor 22 convert information by RS485 communication interfaces 23, A/D
Interface board 24, integrator 25, amplifier 26 are sent to the processing of microprocessor 27, respectively send handling result to buzzer 28, display
Device 29 and driver 2A, and generate corresponding actions.
The beneficial effects of the utility model are：Can quickly detect respiratory system treating conduit with the presence or absence of block and
Leakage, detection speed is fast, and detection device is practical.
The utility model provides a kind of automatic detection device of respiratory therapy pipe obstruction, it includes respiratory therapy gas
Conveying device 1, respiratory therapy gas pressure detection and control device 2；Respiratory therapy air transporting arrangement 1 include gas-guide tube 11,
Pressure gauge 12, gas flow control valve 13, frequency switching valve 14 and dual cavity bronchus vessel breather valve 15；Respiratory therapy gas pressure
Power detects and control device 2 includes first gas pressure sensor 21, second gas pressure sensor 22, RS485 interfaces 23, A/
D transfer interface boards 24, integrator 25, amplifier 26, microprocessor 27, buzzer 28, display 29, driver 2A, stepping electricity
Machine 2B and shaft coupling 2C；The device can quickly detect respiratory system treating conduit with the presence or absence of blocking or leaking, and detection is fast
Degree is fast, and detection device is practical.
Description of the drawings
Fig. 1 is a kind of automatic detection device schematic diagram of respiratory therapy pipe obstruction；
Fig. 2 is the sectional view of flow control valve 13；
Fig. 3 is the front view of dual cavity bronchus vessel breather valve 15；
Fig. 4 is the left view of dual cavity bronchus vessel breather valve 15；
Fig. 5 is the A-A sectional views of dual cavity bronchus vessel breather valve 15.
Specific implementation mode
Please refer to Fig.1-5, the utility model it include：Respiratory therapy air transporting arrangement 1, the inspection of respiratory therapy gas pressure
Survey and control device 2；
Respiratory therapy air transporting arrangement 1 includes：Gas-guide tube 11,0-0.6Mpa pressure gauges 12, gas flow control valve 13,
Frequency switching valve 14, dual cavity bronchus vessel breather valve 15；
Flow control valve 13 includes：Breather valve body 131, the screwed multi-diameter shaft 132 in middle part, sealing ring 133, bullet
Property body 134；131 appearance of application valve body is in threeway shape, and there is annular groove at horizontal both ends, is connected with conduit 11, and there are protrusion and circle in inside
Hole；Application valve body 131, multi-diameter shaft 132 are stainless steel material.The top of multi-diameter shaft 132 passes through shaft coupling and stepper motor 2B
It is connected；Elastomer 134 is silicon rubber, it has tasteless nontoxic, resistance to temperature change, and also good electrical insulating property, oxytolerant are anti-ageing
The property changed, fast light ageing resistance and mildew resistance, chemical stability etc..
Dual cavity bronchus vessel breather valve 15 includes：Ventilation valve body 151, spool 152, end cap 153；
Ventilation valve body 151, it is mutually passed through by 6 hollow cylinders, is correspondingly equipped with ventilation 151 left bronchus of valve body
Outlet 154, ventilation 151 right bronchus of valve body outlet 155,151 import 156 of valve body of ventilating, the outlet of ventilation 151 left bronchus of valve body
154, ventilation 151 right bronchus of valve body outlet 155 and 151 lung ventilator import of ventilation valve body, 156 angle are respectively 135 °, breather valve
151 left bronchus of body outlet 154 and the angle of ventilation 151 right bronchus of valve body outlet 155 are 90 °；
Spool 152 is located in ventilation valve body 151, and spool 152 is equipped with 152 left bronchus of spool outlet 157,152 right side of spool
Bronchus outlet 158 and 152 import 159 of spool；Three inlet and outlet are Y-shaped, and 152 left bronchus of spool outlet 157 and spool 152 are right
The angle of bronchus outlet 158 is 90 °, and 152 import 159 of spool goes out with spool left bronchus outlet 157 and the right bronchus of spool
The angle of mouth 158 is respectively 135 °；152 one end of spool is Y-shaped protrusion, for connecting the left and right bronchial airways amount of control
Rotational handle；
End cap 153, for the intermediate cylinder for carrying blind hole；When patient needs suction sputum, end cap 153 is opened, and suction sputum is not needed
When, end cap 153 covers；
When the import 159 of lung ventilator spool 152 is overlapped with 151 import of breathing machine ventilation valve body, double pulmonary ventilation；Work as lung ventilator
When 152 import 159 of spool goes to ventilation 151 left bronchus of valve body outlet 154 clockwise, left bronchus ventilation；When lung ventilator valve
When 152 import 159 of core goes to ventilation 151 right bronchus of valve body outlet 155 counterclockwise, right bronchial airways；Lung ventilator spool 152
When import 159 is gone to slightly clockwise or counterclockwise and ventilation 151 import 156 of valve body is not communicated with position, double lung stuffiness.
Respiratory therapy gas pressure detection and control device 2, it includes：First gas pressure sensor 21, second gas
Pressure sensor 22, RS485 interfaces 23, A/D transfer interface boards 24, integrator 25, amplifier 26, microprocessor 27, buzzer
28, display 29, driver 2A, stepper motor 2B, shaft coupling 2C；
First gas pressure sensor 21 is connected on the gas-guide tube 11 of 13 output end of gas flow control valve, the second gas
Pressure sensor 22 is connected on the gas-guide tube 11 between frequency switching valve 14 and dual cavity bronchus vessel breather valve 15；First
Information is passed through RS485 communication interfaces 23, A/D transfer interface boards by gas pressure sensor 21, second gas pressure sensor 22
24, integrator 25, amplifier 26 send to the processing of microprocessor 27, respectively send handling result to buzzer 28,29 and of display
Driver 2A, and generate corresponding actions.
First gas pressure sensor 21, second gas pressure sensor 22 are PTG500 series sensors, export 0 ~ 5V/
4~20mA, range are 0.6 Mpa of -100KPa -；
Microprocessor 27 is STC12C54 microcontrollers；
The piezo buzzer that buzzer 28 is made of multivibrator, piezoelectricity singing piece, light emitting diode etc.；
Driver 2A is the integrated power stepper motor driver using L298 logic circuits, is suitable for two-phase or four phase steppings
Motor can be powered to the positive and negative both direction of machine winding.
Stepper motor 2B is the four line 36BYG stepper motors of two-phase of 0.9 ° of step angle, 3.6 N.cm of statical moment.
Before use, setting the aperture of gas flow control valve 13, the switching frequency of frequency switching valve 14, lung ventilator spool
152 predeterminated position, the response preset value of first gas pressure sensor 21 and second gas pressure sensor 22.
During use, air oxygen mixture flows through flow control valve 13, frequency switching valve 14, two-chamber through gas-guide tube 11
Bronchial catheter breather valve 15, according to presetting, air oxygen mixture can enter the left thoracic cavity of patient, right thoracic cavity or simultaneously
Into left thoracic cavity, right thoracic cavity；If flowing through the gas of gas flow control valve 13 there are clogging, air oxygen mixture supplies
The gas pressure to the gas-guide tube 11 of blocking position is held obviously to increase, first gas pressure sensor 21, second gas pressure pass
One of sensor 22 can all send out corresponding signal, through RS485 interfaces 23, A/D transfer interface boards 24, integrator 25, amplifier
26, microprocessor 27, driver 2A, Driving Stepping Motor 2B rotations, drive shaft coupling 2C to close gas flow control valve 13；Together
When buzzer 28 send out buzzer, display 29 shows that gas pressure increases information extremely.
The utility model will be not limited only to embodiment illustrated herein, anyone designs under the enlightenment of the utility model
Other various forms of products, it is every have with the utility model it is same or similar as technical solution, no matter in its shape
Or make any variation in structure, within its protection domain.
Claims (6)
1. a kind of automatic detection device of respiratory therapy pipe obstruction, it includes：Respiratory therapy air transporting arrangement（1）, breathing
Therapeutic gas pressure detects and control device（2）；It is characterized in that：The respiratory therapy air transporting arrangement（1）Including：It leads
Tracheae（11）, pressure gauge（12）, gas flow control valve（13）, frequency switching valve（14）With dual cavity bronchus vessel breather valve
（15）, the respiratory therapy gas pressure detection and control device（2）Including：First gas pressure sensor（21）, second
Gas pressure sensor（22）, RS485 interfaces（23）, A/D transfer interface boards（24）, integrator（25）, amplifier（26）, micro- place
Manage device（27）, driver 2A and stepper motor 2B.
2. a kind of automatic detection device of respiratory therapy pipe obstruction according to claim 1 it is characterized in that：Described
Gas flow control valve（13）, application valve body（131）Appearance is in threeway shape, and horizontal both ends have annular groove, inside to have protrusion and circular hole；
Application valve body（131）For stainless steel material, elastomer（134）For silicon rubber.
3. a kind of automatic detection device of respiratory therapy pipe obstruction according to claim 2 it is characterized in that：Described
Dual cavity bronchus vessel breather valve（15）, valve body of ventilating（151）, it is mutually passed through by 6 hollow cylinders, is correspondingly equipped with
Valve body left bronchus of ventilating exports（154）, the outlet of ventilation valve body right bronchus（155）, valve body import of ventilating（156）, breather valve
Body left bronchus exports（154）, the outlet of ventilation valve body right bronchus（155）With ventilation valve body lung ventilator import（156）Angle point
Wei not be 135 °, the outlet of ventilation valve body left bronchus（154）It is exported with the right bronchus of ventilation valve body（155）Angle be 90 °；Spool
（152）It is located at ventilation valve body（151）It is interior, spool（152）It is exported equipped with spool left bronchus（157）, the outlet of spool right bronchus
（158）And spool import（156）；Three inlet and outlet are Y-shaped, the outlet of spool left bronchus（157）It is exported with the right bronchus of spool
（158）Angle be 90 °, spool import（159）It is exported with spool left bronchus（157）And the right bronchus outlet of spool（158）
Angle be respectively 135 °；Spool（152）One end is Y-shaped protrusion.
4. a kind of automatic detection device of respiratory therapy pipe obstruction according to claim 1,2 or 3 it is characterized in that：Institute
The respiratory therapy gas pressure detection and control device stated（2）, first gas pressure sensor（21）, it is connected to gas flow control
Valve processed（13）The gas-guide tube of output end（11）On, second gas pressure sensor（22）It is connected to frequency switching valve（14）With two-chamber
Bronchial catheter breather valve（15）Between gas-guide tube（11）On；Gas pressure sensor（21）, gas pressure sensor（22）
Information is passed through into RS485 communication interfaces（23）, A/D transfer interface boards（24）, integrator（25）, amplifier（26）, send to micro- place
Manage device（27）Processing, respectively send handling result to buzzer（28）, display（29）With driver 2A.
5. a kind of automatic detection device of respiratory therapy pipe obstruction according to claim 4 it is characterized in that：Described
First gas pressure sensor（21）, second gas pressure sensor（22）For PTG500 series sensors, 0 ~ 5V/4 of output~
20mA, range are -100KPa-0.6 Mpa；
Microprocessor（27）For STC12C54 microcontrollers；
Buzzer（28）The piezo buzzer being made of multivibrator, piezoelectricity singing piece, light emitting diode；
Driver 2A is the integrated power stepper motor driver using L298 logic circuits, is suitable for two-phase or four phase steppings are electronic
Machine can be powered to the positive and negative both direction of machine winding.
6. a kind of automatic detection device of respiratory therapy pipe obstruction according to claim 5 it is characterized in that：Described
Stepper motor 2B is the four line 36BYG stepper motors of two-phase of 0.9 ° of step angle, 3.6 N.cm of statical moment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721702907.8U CN207650419U (en) | 2017-12-10 | 2017-12-10 | A kind of automatic detection device of respiratory therapy pipe obstruction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721702907.8U CN207650419U (en) | 2017-12-10 | 2017-12-10 | A kind of automatic detection device of respiratory therapy pipe obstruction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207650419U true CN207650419U (en) | 2018-07-24 |
Family
ID=62879456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721702907.8U Expired - Fee Related CN207650419U (en) | 2017-12-10 | 2017-12-10 | A kind of automatic detection device of respiratory therapy pipe obstruction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207650419U (en) |
-
2017
- 2017-12-10 CN CN201721702907.8U patent/CN207650419U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2833978B1 (en) | Mechanical ventilation mask fit status indication | |
| CN107041987B (en) | Respiratory gas supply and sharing system and method thereof | |
| US10179218B2 (en) | Dual pressure sensor continuous positive airway pressure (CPAP) therapy | |
| JP6431033B2 (en) | Dual pressure sensor patient ventilator | |
| US9399109B2 (en) | Continuous positive airway pressure (CPAP) therapy using measurements of speed and pressure | |
| JP6808627B2 (en) | Systems and methods for detecting ventilator and patient separation using patient lung compliance estimated in both the inspiratory and expiratory phases of respiration | |
| CN103893865B (en) | A kind of method of lung ventilator turbine volume controlled ventilation | |
| CN109718453A (en) | Breathing Suppotion equipment | |
| CN107708779A (en) | A kind of air flue state evaluation device, method and lung ventilator | |
| CN103330962B (en) | A kind of sputum aspirator with simulated respiration function | |
| WO2007144767A2 (en) | A respiratory apparatus | |
| JP2015503388A (en) | Respiratory measurement device with integrated filter | |
| CN105944201B (en) | A kind of medicinal intelligent ventilator | |
| CN106730193A (en) | A kind of lung ventilator | |
| US8925549B2 (en) | Flow control adapter for performing spirometry and pulmonary function testing | |
| US20200121872A1 (en) | System for assisting breathing and a patient set therefor | |
| CN109767679B (en) | Breath experimental device | |
| CN106110457A (en) | A kind of sputum elimination machine and respirator system thereof | |
| US11191914B2 (en) | Dual pressure sensor continuous positive airway pressure (CPAP) therapy | |
| CN205252145U (en) | Expectoration system | |
| CN207650419U (en) | A kind of automatic detection device of respiratory therapy pipe obstruction | |
| JP2011030990A (en) | Lifesaving navigation device of portable respirator | |
| CN107412930B (en) | A kind of respiratory assistance apparatus | |
| CN106943652B (en) | A kind of respiratory assistance apparatus | |
| CN209221256U (en) | A kind of cough exercising apparatus for tracheotomy patients |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 |