CN211132547U - Breathing air bag capable of displaying tidal volume in real time - Google Patents
Breathing air bag capable of displaying tidal volume in real time Download PDFInfo
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- CN211132547U CN211132547U CN201921639004.9U CN201921639004U CN211132547U CN 211132547 U CN211132547 U CN 211132547U CN 201921639004 U CN201921639004 U CN 201921639004U CN 211132547 U CN211132547 U CN 211132547U
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Abstract
The utility model provides a breathing air bag capable of displaying tidal volume in real time, which comprises a face mask, a balloon, a valve component and an indicating device; the balloon is provided with an air inlet and an air outlet, wherein the air outlet is communicated with the mask through an air outlet pipe, and the air inlet is connected with the oxygen storage device; the valve component comprises a pressure stabilizing valve, a duckbill valve and an exhalation valve which are arranged in sequence, the air outlet pipe comprises a first pipe section and a second pipe section which are connected with each other, the first pipe section is connected with the balloon, the second pipe section is connected with the mask, the pressure stabilizing valve is arranged on the first pipe section, and the duckbill valve and the exhalation valve are arranged on the second pipe section; the indicating means comprises a tidal volume detector disposed on the first segment at a location downstream of the surge valve. The utility model discloses can accurately show the tidal volume in real time, the person of suing and labouring of being convenient for carries out artificial respiration more accurately, reaches better first aid effect.
Description
Technical Field
The utility model belongs to the technical field of medical equipment, concretely relates to but gasbag of respiration of real-time display tidal volume.
Background
The simple artificial respirator (artificial air bag) is an important emergency facility for clinically rescuing critical patients. When a critical patient is rescued, an artificial air bag is used for establishing an artificial air passage and respiration, the operator squeezes the ball to provide the respiration and the tidal volume (generally, the tidal volume of an adult is 500-. Therefore, accurate provision of tidal volume is critical in the use of artificial balloons. However, the tidal volume is provided by an operator through squeezing the balloon by experience at present, and the rescue effect of rescuing critical patients is influenced due to the lack of objective, quantitative, simple and feasible evaluation indexes.
Chinese patent application 201721096537.8 provides an emergency treatment gasbag of breathing includes face guard (1), check valve (2) and breathing sacculus (3), still including the subassembly of pressing that is used for extrudeing breathing sacculus (3), it includes riser (6) to press the subassembly, bottom plate (7) of being connected with the riser bottom, be located roof (8) of bottom plate (7) top, bottom plate (7) have a horizontal plane, riser (6) have a rectangle inner chamber, the one end of roof (8) is located the rectangle inner chamber, and use the rectangle inner chamber to remove at vertical direction for sliding the passageway.
Chinese patent application 201621177078.1 provides a new type of breathing air bag, which includes an elliptical resilient hollow balloon; the elastic hollow balloon is provided with an air inlet one-way valve and an air outlet one-way pressure safety valve; the air inlet end of the elastic hollow balloon is provided with a control valve; the elastic hollow saccule is provided with an exhaust hole; a sealing plug is arranged on the exhaust hole; the air outlet end of the elastic hollow balloon is connected with a bronchial cannula through a pipeline; the elastic hollow saccule is provided with a piezoelectric film sensor; a counting device is arranged on the air outlet end or the air inlet end of the elastic hollow balloon; the piezoelectric film sensor is electrically connected with the counting device; the counting device comprises a shell, and a data processing module, a power supply module, a display module, an input module, a timing module and a counting module which are arranged in the shell; the power module, the display module, the input module, the timing module and the counting module are all electrically connected with the data processing module. Above-mentioned prior art well structure is too complicated, and it is more to use the sensor, greatly increased first aid apparatus's use cost, is unfavorable for popularizing and applying.
At present, when medical personnel adopt the artificial air bag, a rescuer can only press the air bag to supply oxygen by feeling and experience, the tidal volume is difficult to grasp, and the problem of insufficient tidal volume or over ventilation is often caused, so that the ventilation effect is influenced. In view of the above, chinese patent application 201320193062X provides a simple breathing bag, including breathing sacculus (10), trachea (20) and tidal volume test table (30), breathing sacculus (10) is connected at the end of trachea (20), wherein trachea (20) is equipped with an expiratory valve (201), expiratory valve (201) front portion is equipped with a tidal volume test table (30), trachea (20) below tidal volume test table (30) inside is equipped with four fan blades (301), the center of four fan blades (301) is equipped with a tachometric sensor (302), can obtain the tidal volume through tidal volume test table (30). The estimation of the tidal volume by the number of rotations of the fan blades in the above-mentioned prior art has the following problems: the starting of the fan blade is slow at the initial stage of pressing the saccule, and after the saccule is pressed, the fan blade still rotates due to inertia, so that the revolution metering is inaccurate; under the condition of pressing the saccule at a non-uniform speed, the rotating speed of the fan blade is not constant, and the rotating speed is difficult to measure; the fan speed is affected by factors such as its shape, weight, rotational friction, air resistance, and air propulsion, and therefore, the exact functional relationship between the fan speed (number of revolutions) and the gas passing speed (volume) in the outlet pipe is difficult to determine. Therefore, the practical application of this patent presents great difficulties.
In view of this, the applicant improves the artificial air bag currently used through a plurality of tests, designs a respiration air bag, which can accurately display the artificial respiration tidal volume in real time, and is convenient for rescuers to more accurately perform artificial respiration, so as to achieve better emergency treatment effect.
SUMMERY OF THE UTILITY MODEL
To prior art's defect, the utility model provides a but respiratory airbag of real-time demonstration tidal volume, it has the advantage that can show the tidal volume in real time, regulates and control oxygen through the valve module simultaneously to accurate control extrusion tidal volume, the person of suing and labouring of being convenient for carries out artificial respiration more accurately, reaches better first aid effect, especially is fit for the inexperienced person or trains the use in the teaching.
In order to achieve the above object, the present invention provides a breathing airbag capable of displaying tidal volume in real time, which comprises a mask, a balloon, a valve assembly and an indicating device; the balloon is a drum-shaped balloon with two small ends and a large middle part and is provided with an air inlet and an air outlet, the air outlet of the balloon is communicated with the mask through an air outlet pipe, and the air inlet of the balloon is connected with the oxygen storage device through a catheter; the valve assembly is arranged on the air outlet pipe and comprises a pressure stabilizing valve, a normally closed duckbill valve and a normally open exhalation valve which are sequentially arranged, wherein the duckbill valve is arranged to block the exhalation valve in an open state; the indicating means includes a tidal volume detector disposed on the first tube segment and downstream of the surge valve.
The above technical scheme of the utility model, the cydariform sacculus is more convenient for its self automatic be full of (aerify), after loosening the hand, the sacculus reconversion very fast is convenient for carry out continuous pressing and is sent oxygen, and is preferred, and the position that is close to central authorities on the sacculus is equipped with the splenium of pressing that is convenient for medical personnel to press, instructs medical personnel to form good posture of pressing down to in the single is pressed and can fully extrude the sacculus.
Furthermore, the air outlet pipe of the utility model is provided with a valve component, and a pressure stabilizing valve is used for controlling the output oxygen so as to maintain the low-pressure oxygen supply and ensure the safety of the patient; the duckbill valve sets up to normally closed state, and the expiratory valve sets up to normally open state, and after pressing the sacculus, the duckbill valve is opened and is blockked up and close the expiratory valve, and gaseous entering is got into by the rescuer through the face guard, unclamps behind the hand, and the duckbill valve is closed and the expiratory valve resumes open mode, and gaseous can normally exhale.
Still further, indicating device passes through the tidal volume detector and shows single tidal volume size and the total amount of accumulative total tidal volume, and the medical personnel of being convenient for carry out audio-visual observation, and carry out artificial respiration more accurately, especially to inexperienced person or teaching training, can reach better effect.
According to another embodiment of the present invention, a tidal volume detector includes a gas flow meter having a display dial.
Preferably, the display dial of the tidal volume detector is adjustable, for example, the display dial of the tidal volume detector faces to one side of the balloon, so that the medical staff can directly observe the display dial during pressing the balloon.
The moisture detector is preferably a Roots flowmeter (also called a kidney-wheel flowmeter), the Roots flowmeter has the characteristics of high precision, good reliability, light weight, long service life and the like, and the Roots flowmeter can indicate accumulated flow, instantaneous flow, single flow and the like on site.
According to the utility model discloses a another kind of embodiment, the ratio between the pipe diameter of outlet duct and the pipe diameter of pipe is 1: 1-1: 2.5, specifically for example, the ratio between the two is 1: 1.5.
according to the utility model discloses a another kind of embodiment is equipped with the check valve on the pipe, and on the one hand when pressing the sacculus, the gaseous outlet duct outflow can only be followed to the gas in the sacculus, and on the other hand loosens behind the sacculus, and oxygen among the oxygen storage device of rear end can get into the sacculus through this check valve to realize the quick reconversion of sacculus.
According to another embodiment of the present invention, the oxygen storage device comprises an oxygen bag connected to the end of the catheter away from the balloon.
According to another embodiment of the present invention, an oxygen inlet is further provided at the air inlet of the balloon, so as to provide sufficient oxygen in the balloon when necessary.
According to the utility model discloses a another kind of embodiment, indicating device still presses the metronome including supplementary, and supplementary pressing the metronome provides the beat audio for the frequency of pressing of sacculus.
The auxiliary pressing metronome can be provided with beat modes with different pressing frequencies, and the setting mode can be manual, so that the auxiliary pressing metronome can be adjusted adaptively according to different crowds, for example, 10-12 times/minute can be set for adults, and 20 times/minute can be set for children, and correspondingly, a single beat mode can give out a sound such as 'tic' to indicate that the saccule is pressed.
Further, the auxiliary pressing metronome is provided with an alarm for reminding completion of the corresponding rhythm mode, for example, after completion of a single cardiopulmonary resuscitation process, a warning sound such as "beep" of long sound or a red alarm lamp is lighted at the end of the single rhythm mode to remind the medical staff to stop pressing the air bag.
The utility model discloses possess following beneficial effect:
the utility model has the advantages of can accurately show the tidal volume in real time, regulate and control ventilating through the valve module simultaneously to accurate control extrusion tidal volume, the person of suing and labouring of being convenient for carries out artificial respiration more accurately, has reached better first aid effect, especially is fit for the inexperienced person or trains in the teaching and use.
The present invention will be described in further detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of the whole structure of the breathing air bag of the present invention;
fig. 2 is a partial structural schematic view of the breathing air bag of the present invention.
Detailed Description
As shown in fig. 1-2, a breathing air bag capable of displaying tidal volume in real time comprises a face mask 1, an air outlet pipe 2, a balloon 3, a catheter 4, an oxygen storage device, a valve assembly and an indicating device.
The balloon 3 is a drum-shaped balloon 3 with two small ends and a large middle part, and is provided with an air inlet 3b and an air outlet 3a, the air outlet 3a of the balloon 3 is communicated with the mask 1 through an air outlet pipe 2, the air inlet 3b of the balloon 3 is connected with an oxygen storage device through a catheter 4, wherein the catheter 4 is provided with a one-way valve 5, and the air inlet 3b of the balloon 3 is provided with an oxygen inlet 6 and an oxygen connecting pipe 8;
the oxygen storage device comprises an oxygen bag 7, and the end part of the catheter 4 far away from the balloon 3 can be quickly connected with the oxygen bag 7, such as a plug-in type.
Wherein, the position that is close to the center on sacculus 3 is equipped with the splenium 3c of inwards slightly sunken formation to medical personnel press, instruct medical personnel to form good posture of pressing, in order to fully extrude sacculus 3.
The valve assembly is arranged on the air outlet pipe 2, the valve assembly comprises a pressure stabilizing valve 9, a normally closed duckbill valve 10 and a normally open exhalation valve 11 which are sequentially arranged, wherein the duckbill valve 10 is arranged to block the exhalation valve 11 in an open state, the air outlet pipe 2 comprises a first pipe section 2a and a second pipe section 2b which are mutually connected, the first pipe section 2a is connected with the balloon 3, the second pipe section 2b is connected with the face mask 1, the pressure stabilizing valve 9 is arranged on the first pipe section 2a, the duckbill valve 10 and the exhalation valve 11 are arranged on the second pipe section 2b, and the first pipe section 2a and the second pipe section 2b are mutually vertical.
The indicating means comprises a tidal volume detector 12, the tidal volume detector 12 being selected as a roots-type flow meter, which is arranged on the first tube section 2a and downstream of the pressure maintaining valve 9, the tidal volume detector 12 being provided with a display dial 14 for displaying the tidal volume, wherein the display dial 14 is preferably directed towards the side of the balloon 3 shown in fig. 1 for direct observation by the medical staff.
Specifically, the tidal volume detector 12 may display not only the single tidal volume but also the total amount of the accumulated tidal volume in real time.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the scope of the invention. Any person skilled in the art can make some modifications without departing from the scope of the invention, i.e. all equivalent modifications made according to the invention are intended to be covered by the scope of the invention.
Claims (6)
1. A breathing bag capable of displaying tidal volume in real time, comprising:
a face mask;
the balloon is a drum-shaped balloon with two small ends and a large middle part, and a pressing part convenient for medical staff to press is arranged at a position, close to the center, on the balloon; the balloon is provided with an air inlet and an air outlet, the air outlet of the balloon is communicated with the mask through an air outlet pipe, and the air inlet of the balloon is connected with an oxygen storage device through a catheter;
the valve assembly is arranged on the air outlet pipe and comprises a pressure maintaining valve, a normally closed duckbill valve and a normally open exhalation valve which are sequentially arranged, wherein the duckbill valve is arranged to block the exhalation valve in an open state, the air outlet pipe comprises a first pipe section and a second pipe section which are mutually connected, the first pipe section is connected with the balloon, the second pipe section is connected with the face mask, the pressure maintaining valve is arranged on the first pipe section, and the duckbill valve and the exhalation valve are arranged on the second pipe section; and
an indicating device comprising a tidal volume detector disposed on the first tube segment and downstream of the surge valve, wherein the tidal volume detector comprises a gas flow meter having a display dial, the orientation of the display dial being adjustable.
2. The breathing bag capable of displaying tidal volume in real time as claimed in claim 1, wherein the tidal volume detector is a roots flowmeter.
3. The respiration airbag capable of displaying tidal volume in real time according to claim 1, wherein the ratio of the pipe diameter of the air outlet pipe to the pipe diameter of the conduit is 1: 1 to 1: 2.5.
4. The breathing balloon capable of displaying tidal volume in real time of claim 1, wherein the conduit is provided with a one-way valve.
5. The breathing gas bag capable of displaying tidal volume in real time according to claim 1, wherein the oxygen storage device comprises an oxygen bag connected to the end of the conduit distal from the balloon.
6. The breathing airbag capable of displaying tidal volume in real time according to claim 1, wherein an oxygen inlet is arranged at the air inlet of the balloon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921639004.9U CN211132547U (en) | 2019-09-27 | 2019-09-27 | Breathing air bag capable of displaying tidal volume in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921639004.9U CN211132547U (en) | 2019-09-27 | 2019-09-27 | Breathing air bag capable of displaying tidal volume in real time |
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| Publication Number | Publication Date |
|---|---|
| CN211132547U true CN211132547U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921639004.9U Active CN211132547U (en) | 2019-09-27 | 2019-09-27 | Breathing air bag capable of displaying tidal volume in real time |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114404754A (en) * | 2022-01-25 | 2022-04-29 | 重庆医科大学附属第一医院 | Take tidal volume monitoring function's breathing rescue system |
| CN115006698A (en) * | 2020-12-14 | 2022-09-06 | 梁瑶 | Breathing leather bag |
-
2019
- 2019-09-27 CN CN201921639004.9U patent/CN211132547U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115006698A (en) * | 2020-12-14 | 2022-09-06 | 梁瑶 | Breathing leather bag |
| CN114404754A (en) * | 2022-01-25 | 2022-04-29 | 重庆医科大学附属第一医院 | Take tidal volume monitoring function's breathing rescue system |
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