CN219835980U - Breathing machine triggers auxiliary assembly - Google Patents
Breathing machine triggers auxiliary assembly Download PDFInfo
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- CN219835980U CN219835980U CN202320048970.3U CN202320048970U CN219835980U CN 219835980 U CN219835980 U CN 219835980U CN 202320048970 U CN202320048970 U CN 202320048970U CN 219835980 U CN219835980 U CN 219835980U
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- 230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 133
- 239000007788 liquid Substances 0.000 description 24
- 238000000034 method Methods 0.000 description 5
- 210000004072 lung Anatomy 0.000 description 4
- 238000007405 data analysis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 208000004852 Lung Injury Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 206010069363 Traumatic lung injury Diseases 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 231100000515 lung injury Toxicity 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model discloses a breathing machine triggering auxiliary assembly, which comprises: the first water bottle, the middle structure and the cover body structure are connected in sequence; a second water containing bottle is arranged in the first water containing bottle, the bottom of the second water containing bottle is connected with the bottom of the first water containing bottle in a conducting way through a guide pipe, and the upper part of the second water containing bottle is connected with the middle structure; the surface of the intermediate structure is provided with a collecting unit, a first conduction connecting piece and a second conduction connecting piece, the collecting unit comprises a first collecting port and a second collecting port, the first collecting port is in conduction connection with the inside of the second water bottle through the first conduction connecting piece, and the second collecting port is in conduction connection with the inside of the first water bottle through the second conduction connecting piece; and a power signal wire is arranged on one side of the acquisition unit. The utility model solves the technical problems that the existing triggering structure and mode are easily influenced by external factors, the misjudgment rate is higher, and the tolerance to patients is poor.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a breathing machine triggering auxiliary assembly.
Background
Currently, the triggering modes of the breathing machine mainly comprise pressure triggering, flow triggering and diaphragm electrical triggering modes. The pressure triggering mainly changes according to the pressure in the breathing pipeline along with the breathing process of the human body, so that the output parameters of the breathing machine are changed, the tolerance to the human body is good, but in the pressure triggering mode, the pressure in the pipe is greatly affected by air resistance and condensed water, and a high misjudgment rate exists; the flow triggering is mainly based on the tidal volume required by the human body, the breathing state is changed by inhaling a certain flow, the tolerance of the triggering mode to the patient is poor, the tidal volume of each time of breathing of the human body is not constant, the mode is easy to generate the situations of over ventilation or insufficient ventilation, and even the situations of lung injury occur; the electrical triggering of the diaphragm is triggered by a bioelectric signal, and can directly collect respiratory signals of a human body from a source; the triggering mode belongs to an invasive mode, the module development difficulty is high, the cost is high, the intubation operation is troublesome, and meanwhile, the depth of the electric conduction tube needs to be corrected for multiple times, so that the tolerance of a patient is poor.
Patent document with application number of cn201911321806.X discloses a breathing machine inhalation triggering method and application, wherein after detecting that a real-time flow reaches an exhalation point, the breathing machine performs exhalation operation, and simultaneously sets an inhalation triggering threshold, when detecting that the real-time flow reaches the inhalation triggering threshold, the breathing machine is cyclically converted into inhalation operation from exhalation operation, and the inhalation triggering threshold gradually decreases from an initial value to a final value after the exhalation point. The method cannot solve the technical problems that the existing triggering structure and mode are easily influenced by external factors, the misjudgment rate is high, and the tolerance to patients is poor. Therefore, it is needed to provide a ventilator triggering auxiliary assembly, which solves the technical problems that the existing triggering structure and mode are easily affected by external factors, the misjudgment rate is higher, and the tolerance to patients is poor.
Disclosure of Invention
The utility model mainly aims to provide a breathing machine triggering auxiliary assembly, and aims to solve the technical problems that the existing triggering structure and mode are easily influenced by external factors, the misjudgment rate is high and the tolerance to patients is poor.
To achieve the above object, the present utility model provides a ventilator trigger assist assembly, wherein the ventilator trigger assist assembly includes: the first water bottle, the middle structure and the cover body structure are connected in sequence; a second water containing bottle is arranged in the first water containing bottle, the bottom of the second water containing bottle is connected with the bottom of the first water containing bottle in a conducting way through a guide pipe, and the upper part of the second water containing bottle is connected with the middle structure; the surface of the intermediate structure is provided with a collecting unit, a first conduction connecting piece and a second conduction connecting piece, the collecting unit comprises a first collecting port and a second collecting port, the first collecting port is in conduction connection with the inside of the second water bottle through the first conduction connecting piece, and the second collecting port is in conduction connection with the inside of the first water bottle through the second conduction connecting piece; and a power signal wire is arranged on one side of the acquisition unit.
According to one of the preferred schemes, an extension pipe is arranged on the middle structure, one end of the extension pipe is connected with the connector, and the other end of the extension pipe is in conductive connection with the inside of the first water containing bottle.
In one of the preferred schemes, the connector is a multi-way connector, and the multi-way connector is provided with an air inlet, an air outlet and a pressure supply port;
the air inlet is connected with a breathing machine pipeline, the air outlet is connected with a patient end, and the pressure supply port is connected with the extension pipe.
In one of the preferred schemes, the cover body structure is provided with a plurality of countersunk heads, and the cover body structure is in threaded connection with the intermediate structure through the countersunk heads.
In one of the preferred embodiments, the first conductive connection member includes a first protrusion and a first conductive portion; the first conducting part is in conducting connection with the inside of the first protruding part; the first protruding part is connected with the first collecting port through a hose; the first conduction part is in conduction connection with the second water containing bottle.
In one of the preferred schemes, the second conductive connecting piece comprises a second protruding part and a second conductive part; the second conducting part is in conducting connection with the inside of the second protruding part; the second bulge part is connected with the second acquisition port through a hose; the second conduction part is in conduction connection with the first water containing bottle.
In one of the preferred schemes, the first water containing bottle is provided with a first thread part, and the first water containing bottle is in threaded connection with the cover body structure through the first thread part.
In one of the preferred schemes, the second water containing bottle is provided with a second threaded portion, and the second water containing bottle is in threaded connection with the intermediate structure through the second threaded portion.
In one preferred embodiment, the collecting unit is a differential pressure sensor.
The method for judging the triggering state of the breathing machine triggering auxiliary assembly comprises the following steps:
connecting the ventilator trigger auxiliary assembly with a patient end and a ventilator pipeline respectively;
when the pressure of the inner space of the first water containing bottle is increased, the liquid in the first water containing bottle enters the second water containing bottle, so that the liquid level of the first water containing bottle is reduced, the liquid level in the second water containing bottle is increased, and the pressure difference between the first water containing bottle and the second water containing bottle is increased, namely, the exhalation state is judged;
when the pressure of the inner space of the first water containing bottle is reduced, the liquid in the second water containing bottle enters the first water containing bottle, so that the liquid level of the first water containing bottle is increased, the liquid level in the second water containing bottle is reduced, and the pressure difference between the first water containing bottle and the second water containing bottle is reduced, namely, the air suction state is judged.
In the technical scheme of the utility model, the breathing machine triggering auxiliary assembly comprises a first water bottle, an intermediate structure and a cover body structure which are connected in sequence; a second water containing bottle is arranged in the first water containing bottle, the bottom of the second water containing bottle is connected with the bottom of the first water containing bottle in a conducting way through a guide pipe, and the upper part of the second water containing bottle is connected with the middle structure; the surface of the intermediate structure is provided with a collecting unit, a first conduction connecting piece and a second conduction connecting piece, the collecting unit comprises a first collecting port and a second collecting port, the first collecting port is in conduction connection with the inside of the second water bottle through the first conduction connecting piece, and the second collecting port is in conduction connection with the inside of the first water bottle through the second conduction connecting piece; and a power signal wire is arranged on one side of the acquisition unit. The utility model solves the technical problems that the existing triggering structure and mode are easily influenced by external factors, the misjudgment rate is higher, and the tolerance to patients is poor.
According to the utility model, the first water containing bottle and the second water containing bottle are arranged, the first collecting port is in conductive connection with the inside of the second water containing bottle through the first conductive connecting piece, the second collecting port is in conductive connection with the inside of the first water containing bottle through the second conductive connecting piece, so that two differential pressure intervals are formed, under different breathing states, the change of the differential pressure corresponds to the breathing state of a patient end, and the current breathing state of a human body, namely differential pressure triggering, is judged through differential pressure data analysis and is used as a breathing triggering source.
In the utility model, the pressure difference triggering mode is adopted, so that the tolerance to the patient is better and more stable, and compared with the pressure triggering mode, the pressure difference is related to the height difference of the liquid level, the misjudgment rate is greatly reduced, and the influence of external pressure fluctuation on the pressure difference is avoided.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings may be obtained from the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a ventilator trigger accessory assembly according to an embodiment of the present utility model;
FIG. 2 is a schematic structural view of a connector according to an embodiment of the present utility model;
FIG. 3 is a cross-sectional view (1) of a ventilator trigger assist assembly according to an embodiment of the utility model;
FIG. 4 is a cross-sectional view (2) of a ventilator trigger assist assembly according to an embodiment of the utility model;
fig. 5 is a waveform diagram illustrating a differential pressure of a ventilator trigger assist assembly according to an embodiment of the present utility model.
Reference numerals illustrate:
11. a connector; 111. an air inlet; 112. a pressure supply port; 113. an air outlet;
12. a cover structure; 121. a countersunk head column;
13. an intermediate structure; 131. an extension tube; 132. a first boss; 133. a second protruding portion; 134. a stud; 135. a first conduction part; 136. a second conduction part;
14. a first water bottle; 141. a first threaded portion;
15. a power signal line;
16. an acquisition unit; 161. a first collection port; 162. second collecting port
17. A second water bottle; 171. a second threaded portion; 172. a catheter.
The achievement of the object, functional features and advantages of the present utility model will be further described with reference to the drawings in connection with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as upper and lower … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.
Moreover, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the embodiments, and when the technical solutions are contradictory or cannot be implemented, it should be considered that the combination of the technical solutions does not exist, and is not within the scope of protection claimed by the present utility model.
Example 1:
referring to fig. 1-4, according to one aspect of the present utility model, there is provided a ventilator trigger assist assembly, wherein the ventilator trigger assist assembly comprises: a first water bottle 14, an intermediate structure 13 and a cover structure 12 which are connected in sequence; a second water containing bottle 17 is arranged in the first water containing bottle 14, the bottom of the second water containing bottle 17 is connected with the bottom of the first water containing bottle 14 in a conducting way through a conduit 172, and the upper part of the second water containing bottle 17 is connected with the middle structure 13; the middle structure 13 surface is equipped with collection unit 16, first connection spare and the second connection spare that switches on, collection unit 16 includes first collection mouth 161 and second collection mouth 162, first collection mouth 161 is through first connection spare with the inside conduction connection of second flourishing water bottle 17, second collection mouth 162 is through the second connection spare with the inside conduction connection of first flourishing water bottle 14, one side of collection unit 16 is equipped with power signal line 15.
Specifically, in this embodiment, an extension pipe 131 is disposed on the intermediate structure 13, one end of the extension pipe 131 is connected to the connector 11, one end of the extension pipe 131 connected to the connector 11 is a pressure interface, the extension pipe 131 may be connected to the connector 11 through a hose, and the other end of the extension pipe 131 is connected to the first water bottle 14 in a conductive manner; the connector 11 is a multi-way connector, and the multi-way connector is provided with an air inlet 111, an air outlet 113 and a pressure supply port 112; the air inlet 111 is connected with a breathing machine pipeline, the air outlet 113 is connected with a patient end, wherein the air outlet 113 is connected with a nose plug or a mask and the like at the patient end and is used for conducting inhalation or breathing of the patient; the pressure supply port 112 is connected with the extension pipe 131, the pressure supply port 112 is connected with a pressure interface of the extension pipe 131 through a hose, and the multi-way joint is a three-way joint, so that the utility model is not particularly limited and can be specifically set according to the needs; one end of the extension pipe 131 is connected with the breathing pipe, and the other end is connected with the inner space of the first water bottle 14, so that the second collecting port 162 can detect the pressure of the breathing pipe, and two ends of the pressure difference sensor are the pressure differences between the breathing pipe and the inner space of the second water bottle 17.
Specifically, in this embodiment, the cover structure 12 is provided with a plurality of countersunk columns 121, and the cover structure 12 is in threaded connection with the intermediate structure 13 through the countersunk columns 121; the middle structure 13 is provided with a plurality of studs 134 matched with the countersunk head pillars 121, and bolts sequentially penetrate through the countersunk head pillars 121 of the cover body structure 12 to be connected with the studs 134 on the middle structure 13, so that the cover body structure 12 is fixedly connected with the middle structure 13.
Specifically, in the present embodiment, the first conductive connection member includes a first protruding portion 132 and a first conductive portion 135; the first conducting part 135 is connected with the first protruding part 132 in an internal conducting way; the first protruding part 132 is connected with the first collecting port 161 through a hose; the first conducting part 135 is connected with the second water containing bottle 17 in a conducting way; through the first conducting part 135, the second water bottle 17 is communicated with the first protruding part 132, and the first collecting port 161 of the collecting unit 16 can collect the pressure of the inner space of the second water bottle 17 in real time through the first conducting connecting piece.
Specifically, in the present embodiment, the second conductive connection member includes a second protruding portion 133 and a second conductive portion 136; the second conducting part 136 is connected with the second protruding part 133 in a conducting manner; the second protruding part 133 is connected with the second collecting port 162 through a hose; the second conducting part 136 is connected with the first water containing bottle 14 in a conducting way; through the second conducting part 136, the first water bottle 14 is communicated with the second protruding part 133, and the second collecting port 162 of the collecting unit 16 can collect the pressure of the inner space of the first water bottle 14 through the second conducting connection member.
Specifically, in this embodiment, the bottom of the first water bottle 14 is filled with liquid, a second water bottle 17 is disposed in the first water bottle 14, the bottom of the second water bottle 17 is connected to the bottom of the first water bottle 14 through a conduit 172, and the liquid level b in the second water bottle 17 is below the horizontal line of the bottom of the second water bottle 17; when the pressure in the first water bottle 14 increases, the liquid in the first water bottle 14 is pressed into the second water bottle 17 by air pressure, so that the liquid level b in the second water bottle 17 rises, the liquid level a in the first water bottle 14 falls, that is, the internal space of the first water bottle 14 and the internal space of the second water bottle 17 generate a pressure difference, and the first water bottle 14 is in an expiration state at present, and when a human body is in an expiration state, reverse air pressure opposite to the air pressure of a breathing machine is generated, so that the air resistance is increased, and the pressure is increased; when the pressure in the first water bottle 14 is reduced, the liquid in the second water bottle 17 flows to the first water bottle 14, so that the liquid level b in the second water bottle 17 is reduced, the liquid level a in the first water bottle 14 is increased, that is, the pressure difference is generated between the inner space of the first water bottle 14 and the inner space of the second water bottle 17, and the pressure difference is reduced, the first water bottle is in an inhalation state at present, when a human body is in an inhalation state, the air pressure generated by a respirator is the same as the inhalation direction of a lung, and the air enters the lung, so that negative pressure inhalation exists, the air resistance is reduced, and the pressure in a respiratory pipeline is reduced.
Specifically, in this embodiment, the first water bottle 14 is provided with a first threaded portion 141, the first water bottle 14 is in threaded connection with the cover structure 12 through the first threaded portion 141, and internal threads provided on two sides of the intermediate structure 13 are matched with external threads of the first threaded portion 141, so as to realize threaded connection between the first water bottle and the intermediate structure 13; the second water containing bottle 17 is provided with a second thread part 171, and the second water containing bottle 17 is in threaded connection with the intermediate structure 13 through the second thread part 171; the bottom of the intermediate structure 13 is provided with a screw fastener matching with the second screw portion 171, so as to realize screw connection between the second screw portion 171 and the intermediate structure 13.
Specifically, in this embodiment, the collecting unit 16 is a differential pressure sensor, which is fixedly disposed on the upper surface of the intermediate structure 13, where the differential pressure sensor is provided with a first collecting port 161 and a second collecting port 162, the first collecting port 161 is connected with the first protruding portion 132 of the first conductive connecting member through a hose, the second collecting port 162 is connected with the second protruding portion 133 of the second conductive connecting member through a hose, and the differential pressure sensor can collect differential pressure signals of the internal spaces of the first water bottle 14 and the second water bottle 17 in real time through the first collecting port 161 and the second collecting port 162; one side of the differential pressure sensor is provided with a power signal wire 15, and the power signal wire 15 is connected with a host computer and is used for providing power for the differential pressure sensor.
Specifically, in this embodiment, the assembly steps of the ventilator trigger auxiliary assembly are as follows: during assembly, the collecting unit 16 is fixed in the clamping groove of the intermediate structure 13, the first collecting port 161 and the second collecting port 162 of the collecting unit 16 are connected with the first conducting connecting piece and the second conducting connecting piece through the silica gel hose, and the cover body structure 12 is fixedly connected with the intermediate structure 13 through the screw; the second water bottle 17 is then screwed to the intermediate structure 13, the first water bottle 14 is filled with liquid in a predetermined volume, the first water bottle is screwed to the intermediate structure 13, and finally, the pressure supply port 112 of the three-way connector is connected to the extension pipe 131, so that the assembly of the triggering auxiliary assembly of the respirator is completed, after the assembly is completed, the air inlet 111 of the three-way connector is connected to the breathing pipeline of the respirator, and the air outlet 113 is connected to the nasal plug or the mask of the patient.
Example 2:
the method for judging the triggering state of the breathing machine triggering auxiliary assembly comprises the following steps:
connecting the ventilator trigger auxiliary assembly with a patient end and a ventilator pipeline respectively;
when the pressure in the inner space of the first water containing bottle 14 increases, the liquid in the first water containing bottle 14 enters the second water containing bottle 17, so that the liquid level of the first water containing bottle 14 is reduced, the liquid level in the second water containing bottle 17 is increased, and the pressure difference between the inner parts of the first water containing bottle 14 and the second water containing bottle 17 increases, namely, the exhalation state is judged; in the expiration state, reverse air pressure opposite to the air pressure of the breathing machine is generated, so that the air resistance is increased, and the pressure is increased;
when the pressure in the inner space of the first water containing bottle 14 is reduced, the liquid in the second water containing bottle 17 enters the first water containing bottle 14, so that the liquid level of the first water containing bottle 14 is increased, the liquid level in the second water containing bottle 17 is reduced, and the pressure difference between the inner spaces of the first water containing bottle 14 and the second water containing bottle 17 is reduced, namely, the air suction state is judged; in the inspiration state, the air pressure generated by the breathing machine is the same as the inspiration direction of the lung, and the air enters the lung, so that the negative pressure inspiration exists, the air resistance is reduced, and the pressure in the breathing pipeline is reduced
Specifically, in this embodiment, the pressure difference trigger is used as a trigger source of the breathing machine, that is, the current breathing state of the human body is judged by analyzing the pressure difference data of the first water containing bottle 14 and the second water containing bottle 17, the data detected by the pressure difference sensor is in direct proportion to the height difference between the liquid levels a and b, the height difference is caused by the compression of the inner space of the second water containing bottle 17 under the pressure effect, the liquid level b does not exceed the horizontal line at the bottom of the second water containing bottle 17 in the fluctuation range generated by the breathing pipeline, thus the function of stabilizing the pressure difference is achieved, even if the pressure in the breathing pipeline fluctuates, the pressure difference detected by the pressure difference sensor does not generate larger fluctuation, and the normal breathing state can well respond from the pressure difference waveform, so as to be used as the basis for judging the triggering state of the breathing machine.
Specifically, in this embodiment, referring to fig. 5, the abscissa is each sampling point, the time interval is 10ms, the ordinate is the differential pressure value of each sampling point, and the unit is Pa, so that the periodicity of the differential pressure waveform during breathing can be obtained, and the judgment of the triggering state of the breathing machine can be realized according to the data analysis of the differential pressure.
The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather as utilizing equivalent structural changes made in the description of the present utility model and the accompanying drawings or directly/indirectly applied to other related technical fields under the inventive concept of the present utility model.
Claims (9)
1. A ventilator trigger assist assembly, comprising: the first water bottle, the middle structure and the cover body structure are connected in sequence; a second water containing bottle is arranged in the first water containing bottle, the bottom of the second water containing bottle is connected with the bottom of the first water containing bottle in a conducting way through a guide pipe, and the upper part of the second water containing bottle is connected with the middle structure; the surface of the intermediate structure is provided with a collecting unit, a first conduction connecting piece and a second conduction connecting piece, the collecting unit comprises a first collecting port and a second collecting port, the first collecting port is in conduction connection with the inside of the second water bottle through the first conduction connecting piece, and the second collecting port is in conduction connection with the inside of the first water bottle through the second conduction connecting piece; and a power signal wire is arranged on one side of the acquisition unit.
2. The ventilator triggering auxiliary assembly according to claim 1, wherein the intermediate structure is further provided with an extension tube, one end of the extension tube is connected with the connector, and the other end of the extension tube is connected with the first water bottle in a conductive manner.
3. The ventilator trigger auxiliary assembly of claim 2, wherein the connector is a multi-way connector having an air inlet, an air outlet, and a pressure supply port;
the air inlet is used for being connected with a breathing machine pipeline, the air outlet is used for being connected with a patient end, and the pressure supply port is used for being connected with the extension pipe.
4. A ventilator trigger assist assembly as claimed in claim 3 wherein the cover structure is provided with a plurality of countersunk posts, the cover structure being threadably connected to the intermediate structure by the countersunk posts.
5. The ventilator trigger assist assembly of claim 1 wherein the first conductive connection comprises a first boss and a first conductive portion; the first conducting part is in conducting connection with the inside of the first protruding part; the first protruding part is connected with the first collecting port through a hose; the first conduction part is in conduction connection with the second water containing bottle.
6. The ventilator trigger assist assembly of claim 5, wherein the second conductive connection comprises a second boss and a second conductive portion; the second conducting part is in conducting connection with the inside of the second protruding part; the second bulge part is connected with the second acquisition port through a hose; the second conduction part is in conduction connection with the first water containing bottle.
7. The ventilator trigger assist assembly of claim 1 wherein the first water bottle is provided with a first threaded portion through which the first water bottle is threadably connected to the cap structure.
8. The ventilator trigger assist assembly of claim 7 wherein the second carafe is provided with a second threaded portion through which the second carafe is threadably connected to the intermediate structure.
9. The ventilator trigger assist assembly of claim 1 wherein the acquisition unit is a differential pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320048970.3U CN219835980U (en) | 2023-01-09 | 2023-01-09 | Breathing machine triggers auxiliary assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320048970.3U CN219835980U (en) | 2023-01-09 | 2023-01-09 | Breathing machine triggers auxiliary assembly |
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| Publication Number | Publication Date |
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| CN219835980U true CN219835980U (en) | 2023-10-17 |
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| CN202320048970.3U Active CN219835980U (en) | 2023-01-09 | 2023-01-09 | Breathing machine triggers auxiliary assembly |
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| CN (1) | CN219835980U (en) |
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- 2023-01-09 CN CN202320048970.3U patent/CN219835980U/en active Active
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