CN204050574U - A kind of two persistent levels positive pressure respirator - Google Patents
A kind of two persistent levels positive pressure respirator Download PDFInfo
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- CN204050574U CN204050574U CN201420407528.6U CN201420407528U CN204050574U CN 204050574 U CN204050574 U CN 204050574U CN 201420407528 U CN201420407528 U CN 201420407528U CN 204050574 U CN204050574 U CN 204050574U
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- China
- Prior art keywords
- actuator
- nasal mask
- air
- positive pressure
- chip microcomputer
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- 230000002085 persistent Effects 0.000 title claims abstract description 25
- 239000001301 oxygen Substances 0.000 claims abstract description 40
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 40
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims abstract description 39
- 238000001914 filtration Methods 0.000 claims abstract description 5
- 239000012535 impurity Substances 0.000 claims abstract description 5
- 230000036391 respiratory frequency Effects 0.000 claims abstract description 5
- 230000001960 triggered Effects 0.000 claims abstract description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 description 7
- 230000035812 respiration Effects 0.000 description 6
- 230000000241 respiratory Effects 0.000 description 5
- 210000004072 Lung Anatomy 0.000 description 4
- 208000000927 Sleep Apnea Syndrome Diseases 0.000 description 3
- 206010040979 Sleep apnoea syndrome Diseases 0.000 description 3
- 230000002685 pulmonary Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 210000001331 Nose Anatomy 0.000 description 1
- 206010038683 Respiratory disease Diseases 0.000 description 1
- 208000010513 Stupor Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005399 mechanical ventilation Methods 0.000 description 1
- 230000000474 nursing Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory Effects 0.000 description 1
- 230000004202 respiratory function Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Abstract
This utility model provides a kind of two persistent levels positive pressure respirator, and described pair of persistent levels positive pressure respirator comprises: filter, actuator, nasal mask, and actuator is communicated with nasal mask with filter respectively by flexible pipe; Filter, for filtering the impurity removed in air, enters actuator after air is filtered; Actuator is for compressed air and according to patient respiratory frequency adjustment air inflow; Nasal mask supplies in patient's suction body for providing the air through actuator; Two persistent levels positive pressure respirator also comprises: oxygen concentration sensor, single-chip microcomputer, alarm; Oxygen concentration sensor is arranged in nasal mask and is connected with the input of single-chip microcomputer; Single-chip microcomputer is connected with alarm; Oxygen density value for detecting the oxygen concentration in nasal mask, and is sent to single-chip microcomputer by oxygen concentration sensor; Single-chip microcomputer for receiving oxygen density value, and is reported to the police lower than triggered alarm during normal oxygen density value at oxygen density value.
Description
Technical field
This utility model relates to medical instruments field, particularly relates to a kind of two persistent levels positive pressure respirator.
Background technology
At present, hospital nurse often can use respirator in nursing.Respirator is a kind of artificial mechanical ventilation device, for autonomous respiration campaign that is auxiliary or control patient, to reach the function of gas exchange in lung, reduces the consumption of human body, is beneficial to the recovery of respiratory function.
Utilize that respirator treatment pulmonary function is poor, lung failure, sleep apnea syndrome patient treatment principle be: respirator produces suitable continuous positive pressure venti lation (comprising constant positive pressure, change malleation etc.), patient is supplied to through nasal mask or oral nose mask, can effectively avoid patients with respiratory tract to subside or partial collapse, thus ensure that patient respiratory is unobstructed.Treat the respirator of the respiratory disorder that the reasons such as, lung failure, sleep apnea syndrome poor by pulmonary function cause for two level respirators, the concept of two level respirator is for patient provides the higher pressure of inspiration(Pi) and lower expiratory pressure set, and automatically changes in patient respiratory process.
The judgement of respiration case cannot be carried out accurately in order to overcome existing respirator, namely respiration case judges that patient is expiration state or suction condition, therefore the defect that cannot meet patient demand is completely caused, existing one section of Chinese patent literature CN103736187A discloses a kind of two persistent levels positive pressure respirator, it comprises: filter, for filtering the impurity removed in air, after air is filtered, enter actuator; Actuator, for compressed air and according to patient respiratory frequency adjustment air inflow, when realizing exhaling, air inflow is little, and during air-breathing, air inflow is large, and the air through actuator directly sucks in patient body by nasal mask; Described actuator passes through hose connection with filter and nasal mask respectively.Its treatment pressure ratio adopting air flue actual pressure and setting comparatively and the difference calculated and flow signal judge respiration case jointly, the two all becomes greatly is then expiration state, the two all diminishes is then suction condition, difference and these two parameters of flow signal are adopted to judge that respiration case can guarantee accuracy of judgement, the rotating speed of bldc motor assembly is adjusted again according to judged result, export the compressed air being applicable to pressure, help the smooth air-breathing of patient and expiration.
But because respirator is generally used for pulmonary function difference, lung failure, sleep apnea syndrome patient, sometimes even for being in the patient among stupor, the two persistent levels positive pressure respirators provided in above-mentioned patent documentation if placed one's entire reliance upon, if this respirator breaks down, oxygen concentration then in nasal mask will change, cause it to be unsuitable for the breathing of patient, also patient is nursed to nurse and bring inconvenience.
Utility model content
In view of this, be necessary to provide technical problem to be solved in the utility model to be provide a kind of two persistent levels positive pressure respirators of judgement respiration case reasonable in design, accurate.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of two persistent levels positive pressure respirator, described pair of persistent levels positive pressure respirator comprises:
One filter, an actuator, a nasal mask, described actuator is communicated with nasal mask with filter respectively by flexible pipe;
Described filter, for filtering the impurity removed in air, enters actuator after air is filtered;
Described actuator is used for compressed air and according to patient respiratory frequency adjustment air inflow, when realizing exhaling, air inflow is little, the adjustment that during air-breathing, air inflow is large, described actuator comprises a bldc motor assembly, one pressure flow sensor, one microprocessor and a brushless DC motor driving controller, described bldc motor assembly outfan is connected with the input of described pressure flow sensor, the outfan of described pressure flow sensor is connected with the input of described microprocessor, the outfan of described microprocessor is connected with the input of described brushless DC motor driving controller, the outfan of described brushless DC motor driving controller is connected with the input of described bldc motor assembly, described bldc motor assembly passes through hose connection with described filter and nasal mask respectively,
Described nasal mask supplies in patient's suction body for providing the air through actuator;
Described pair of persistent levels positive pressure respirator also comprises: an oxygen concentration sensor, a single-chip microcomputer, an alarm; Described oxygen concentration sensor is arranged in described nasal mask and is connected with the input of described single-chip microcomputer; Described single-chip microcomputer is connected with described alarm;
Oxygen density value for detecting the oxygen concentration in nasal mask, and is sent to single-chip microcomputer by described oxygen concentration sensor;
Described single-chip microcomputer for receiving described oxygen density value, and is reported to the police lower than triggered alarm during normal oxygen density value at oxygen density value;
Described alarm is used for reporting to the police.
In the two persistent levels positive pressure respirator of one described in the utility model, described pressure flow sensor input is also communicated with the flexible pipe between described bldc motor assembly and nasal mask by flexible pipe.
In the two persistent levels positive pressure respirator of one described in the utility model, described pair of persistent levels positive pressure respirator also comprises a humidifying pot, described humidifying pot is communicated with described actuator by conduit, arrange a switch valve between described humidifying pot and described actuator, described switch valve is for opening or cut out being communicated with of described humidifying pot and described actuator.
This utility model is by arranging oxygen concentration sensor, single-chip microcomputer and alarm, when the oxygen concentration that oxygen concentration sensor detects in nasal mask do not conform to make patient respiratory time, by Single-chip Controlling alarm equipment alarm, thus provide conveniently for nurse nurses patient better.
Accompanying drawing explanation
The structural representation of two persistent levels positive pressure respirators that Fig. 1 provides for this utility model.
In figure, 1-filter; 2-actuator; 21-bldc motor assembly; 22-pressure flow sensor; 23-microprocessor; 24-brushless DC motor driving controller; 3-nasal mask; 4-oxygen concentration sensor; 5-single-chip microcomputer; 6-alarm; 7-humidifying pot; 8-switch valve.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is further described.
As shown in Figure 1, two persistent levels positive pressure respirator comprises: filter 1, actuator 2, nasal mask 3, described actuator 2 is communicated with nasal mask 2 with filter 1 respectively by flexible pipe.
Described filter 1 is for filtering the impurity removed in air, and air enters actuator 2 after filter 1 filters;
Described actuator 2 is for compressed air and according to patient respiratory frequency adjustment air inflow, and when realizing exhaling, air inflow is little, the adjustment that during air-breathing, air inflow is large, described actuator 2 comprises a bldc motor assembly 21, one pressure flow sensor 22, one microprocessor 23 and a brushless DC motor driving controller 24, described bldc motor assembly 21 outfan is connected with the input of described pressure flow sensor 22, the outfan of described pressure flow sensor 22 is connected with the input of described microprocessor 23, the outfan of described microprocessor 23 is connected with the input of described brushless DC motor driving controller 24, the outfan of described brushless DC motor driving controller 24 is connected with the input of described bldc motor assembly 21, described bldc motor assembly 21 passes through hose connection with described filter 1 and nasal mask 3 respectively,
Described nasal mask 3 supplies in patient's suction body for providing the air through actuator 2;
Described pair of persistent levels positive pressure respirator also comprises: oxygen concentration sensor 4, single-chip microcomputer 5, alarm 6; Described oxygen concentration sensor 4 is arranged in described nasal mask 3 and is connected with the input of described single-chip microcomputer 5; Described single-chip microcomputer 5 is connected with described alarm 6;
Oxygen density value for detecting the oxygen concentration in nasal mask 3, and is sent to single-chip microcomputer 5 by described oxygen concentration sensor 4;
Described single-chip microcomputer 5 for receiving described oxygen density value, and is reported to the police lower than triggered alarm during normal oxygen density value 6 at oxygen density value;
Described alarm 6 is for reporting to the police.
This utility model embodiment is by arranging oxygen concentration sensor 4, single-chip microcomputer 5 and alarm 6, when the improper patient respiratory of the oxygen concentration that oxygen concentration sensor 4 detects in nasal mask 3, control alarm 6 by single-chip microcomputer 5 to report to the police, thus provide conveniently for nurse nurses patient better.
Alternatively, described pressure flow sensor 22 input is also communicated with the flexible pipe between described bldc motor assembly 21 and nasal mask 3 by flexible pipe.
Alternatively, described pair of persistent levels positive pressure respirator also comprises a humidifying pot 7, described humidifying pot 7 is communicated with described actuator 2 by conduit, arrange a switch valve 8 between described humidifying pot 7 and described actuator 2, described switch valve 8 is for opening or cut out being communicated with of described humidifying pot 7 and described actuator 2.
By implementing the present embodiment, air dried time, the air humidity of air inlet can be regulated by opening switch valve 8, making patient respiratory air more comfortable.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize this utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (3)
1. a two persistent levels positive pressure respirator, described pair of persistent levels positive pressure respirator comprises:
One filter, an actuator, a nasal mask, described actuator is communicated with nasal mask with filter respectively by flexible pipe;
Described filter, for filtering the impurity removed in air, enters actuator after air is filtered;
Described actuator is used for compressed air and according to patient respiratory frequency adjustment air inflow, when realizing exhaling, air inflow is little, the adjustment that during air-breathing, air inflow is large, described actuator comprises a bldc motor assembly, one pressure flow sensor, one microprocessor and a brushless DC motor driving controller, described bldc motor assembly outfan is connected with the input of described pressure flow sensor, the outfan of described pressure flow sensor is connected with the input of described microprocessor, the outfan of described microprocessor is connected with the input of described brushless DC motor driving controller, the outfan of described brushless DC motor driving controller is connected with the input of described bldc motor assembly, described bldc motor assembly passes through hose connection with described filter and nasal mask respectively,
Described nasal mask supplies in patient's suction body for providing the air through actuator;
It is characterized in that, described pair of persistent levels positive pressure respirator also comprises: an oxygen concentration sensor, a single-chip microcomputer, an alarm; Described oxygen concentration sensor is arranged in described nasal mask and is connected with the input of described single-chip microcomputer; Described single-chip microcomputer is connected with described alarm;
Oxygen density value for detecting the oxygen concentration in nasal mask, and is sent to single-chip microcomputer by described oxygen concentration sensor;
Described single-chip microcomputer for receiving described oxygen density value, and is reported to the police lower than triggered alarm during normal oxygen density value at oxygen density value;
Described alarm is used for reporting to the police.
2. the two persistent levels positive pressure respirator of one according to claim 1, it is characterized in that, described pressure flow sensor input is also communicated with the flexible pipe between described bldc motor assembly and nasal mask by flexible pipe.
3. the two persistent levels positive pressure respirator of one according to claim 1, it is characterized in that, described pair of persistent levels positive pressure respirator also comprises a humidifying pot, described humidifying pot is communicated with described actuator by conduit, arrange a switch valve between described humidifying pot and described actuator, described switch valve is for opening or cut out being communicated with of described humidifying pot and described actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420407528.6U CN204050574U (en) | 2014-07-23 | 2014-07-23 | A kind of two persistent levels positive pressure respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420407528.6U CN204050574U (en) | 2014-07-23 | 2014-07-23 | A kind of two persistent levels positive pressure respirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204050574U true CN204050574U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420407528.6U Expired - Fee Related CN204050574U (en) | 2014-07-23 | 2014-07-23 | A kind of two persistent levels positive pressure respirator |
Country Status (1)
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| CN (1) | CN204050574U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017088339A1 (en) * | 2015-11-27 | 2017-06-01 | 刘洋 | Internet of things-based pneumatic ventilator having safety monitoring function |
| CN108498967A (en) * | 2018-02-26 | 2018-09-07 | 南昌大学 | A kind of water column pressure measurement mask type continuous positive pressure PM2.5 filters of personal use |
| CN113230552A (en) * | 2021-05-13 | 2021-08-10 | 吉林师范大学 | Physical function breathing regulator for physical exercise |
-
2014
- 2014-07-23 CN CN201420407528.6U patent/CN204050574U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017088339A1 (en) * | 2015-11-27 | 2017-06-01 | 刘洋 | Internet of things-based pneumatic ventilator having safety monitoring function |
| CN108498967A (en) * | 2018-02-26 | 2018-09-07 | 南昌大学 | A kind of water column pressure measurement mask type continuous positive pressure PM2.5 filters of personal use |
| CN113230552A (en) * | 2021-05-13 | 2021-08-10 | 吉林师范大学 | Physical function breathing regulator for physical exercise |
| CN113230552B (en) * | 2021-05-13 | 2022-04-08 | 吉林师范大学 | Physical function breathing regulator for physical exercise |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20160723 |
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| CF01 | Termination of patent right due to non-payment of annual fee |