CN209827858U - Artificial respirator for outdoor nursing first aid - Google Patents
Artificial respirator for outdoor nursing first aid Download PDFInfo
- Publication number
- CN209827858U CN209827858U CN201822058189.6U CN201822058189U CN209827858U CN 209827858 U CN209827858 U CN 209827858U CN 201822058189 U CN201822058189 U CN 201822058189U CN 209827858 U CN209827858 U CN 209827858U
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- Prior art keywords
- pipe
- air
- oxygen
- valve
- storage bag
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- 230000000474 nursing effect Effects 0.000 title claims abstract description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 85
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 85
- 239000001301 oxygen Substances 0.000 claims abstract description 85
- 239000007921 spray Substances 0.000 claims description 17
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 10
- 238000009792 diffusion process Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 4
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 206010011409 Cross infection Diseases 0.000 description 1
- 208000000059 Dyspnea Diseases 0.000 description 1
- 206010013975 Dyspnoeas Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000002680 cardiopulmonary resuscitation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 210000001331 nose Anatomy 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 210000003456 pulmonary alveoli Anatomy 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model relates to the technical field of medical equipment, a respirator is used in outdoor nursing first aid is disclosed, including respirator, expiratory tube, induction-supply pipe and gasbag, respirator is connected to expiratory tube one end, and the other end communicates with the induction-supply pipe, is provided with admission valve and air outlet valve on the gasbag, through the efflux pipe intercommunication between air outlet valve and the induction-supply pipe, is connected with the oxygen storage bag on the efflux pipe. The utility model discloses set up the jet pipe that has oxygen storage bag between gasbag and air supply pipe, in the incident flow pipe is constantly sent the air through the extrusion gasbag, the air makes the intraductal oxygen that produces the negative pressure in the jet pipe in with the oxygen storage bag inhale the incident flow pipe to in the lump extrude to the patient after forming the oxygen-enriched air with the air mixing, solved current artificial respirator can not increase the oxygen content, perhaps oxygen-enriched air content maintains longer shorter, can't satisfy the problem of the great patient's of oxygen demand.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to artificial respirator is used in outdoor nursing first aid.
Background
When a patient suffering from acute and sudden diseases is subjected to first aid, the patient is often subjected to artificial respiration, and particularly when the patient is subjected to outdoor first aid, medical staff often do not have a medical oxygen inhalation respirator around the patient, the nasal cavity of the patient needs to be pinched by one hand, the mouth of the patient needs to be stretched by the other hand, and the patient blows air from mouth to mouth. The operation is very troublesome like this, wastes time and energy, causes cross infection easily, and the gas of exhalation contains carbon dioxide more, and is often great to the demand of oxygen this moment by the rescuer, and the air of insufflating simultaneously is less and leak easily to lead to first aid effect not good enough, influence the rescue effect, probably delay the rescue opportunity, increased very big work degree of difficulty for medical staff.
The artificial respirator is also called a resuscitation ball, and is suitable for cardio-pulmonary resuscitation and occasions needing artificial respiration first aid. Especially suitable for suffocation, dyspnea or the condition that the oxygen supply needs to be improved. Has the advantages of convenient use, less pain, less complication and convenient carrying.
The existing artificial respirator generally comprises a right-angle channel, a face mask and an air bag, wherein a one-way valve is installed at the top of the face mask, a duckbill valve is arranged in the one-way valve, and an exhalation hole is installed on one side of the bottom of the one-way valve. The artificial respirators can only blow air into a patient body in the working process, or a certain amount of oxygen is filled into the air bags in advance to increase the oxygen content of air in the patient body, the oxygen content cannot be increased by the technical scheme, or the oxygen-enriched air content is kept longer and shorter, and the requirements of the patient with larger oxygen demand cannot be met particularly when the rescue is carried out outdoors.
SUMMERY OF THE UTILITY MODEL
Based on above problem, the utility model provides an artificial respirator is used in outdoor nursing first aid, the utility model discloses a set up the jet pipe that has the oxygen storage bag between gasbag and air supply pipe, in the jet pipe is constantly sent the air to the air through the extrusion gasbag, the air that flows at a high speed makes the intraductal oxygen that produces the negative pressure in the jet pipe in inhales the incident flow pipe in with the oxygen storage bag to it is internal to extrude to the patient in the lump with the air mixing formation oxygen boosting air, it can not increase the oxygen content to have solved current artificial respirator, perhaps oxygen boosting air content maintains longer shorter, can't satisfy the problem of the great patient's of oxygen demand.
For solving the technical problem, the utility model provides a following technical scheme:
an artificial respirator for outdoor nursing first aid comprises a breathing mask, an expiration pipe, an air supply pipe and an air bag made of elastic materials, wherein one end of the expiration pipe is connected with the breathing mask, the other end of the expiration pipe is connected with a flange, and the edge of the flange is provided with an air vent along the axis direction; one end of the air supply pipe is provided with a connecting pipe, and a duckbill valve capable of shielding the vent hole of the flange is arranged in the connecting pipe; the outer wall of the flange is in threaded connection with the inner wall at one end of the connecting pipe, far away from the flange, is communicated with the air supply pipe, the air bag is provided with an air inlet valve and an air outlet valve, the air inlet valve and the air outlet valve are both one-way valves, the air outlet valve is communicated with the air supply pipe through a jet pipe, the jet pipe comprises a jet pipe communicated with the air outlet valve, and one end of the jet pipe, far away from the air outlet valve; the outer wall of the spray pipe is coaxially connected with a sleeve, and the inner diameter of the sleeve is larger than the outer diameter of the spray pipe; the end of the sleeve pipe far away from the spray pipe is a necking section, and the nozzle extends into the position close to the necking section in the sleeve pipe; a coaxial diffusion pipe with gradually increased inner diameter is arranged at one end of the reducing section, which is far away from the spray pipe; the small-caliber end of the diffusion pipe is communicated with the necking section of the sleeve pipe, and the large-caliber end is communicated with the air feed pipe; the pipe wall of the sleeve is provided with a through hole at the position corresponding to the nozzle, the through hole of the sleeve is connected with an air duct, and one end of the air duct, far away from the through hole, is provided with an oxygen storage bag.
Furthermore, a check valve for preventing air in the sleeve from entering the oxygen storage bag is arranged in the air duct.
Furthermore, the air duct is fixedly connected with the oxygen storage bag, and the air duct is detachably connected with the through hole.
Further, an inflation valve which can inflate the oxygen storage bag is arranged on the oxygen storage bag.
Further, the pipe section of the duckbill valve is formed by a flexible pipe wall with a corrugated outer wall, and the opening edge of the pipe section is in sealing connection with the contact part of the inner wall of the connecting pipe.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model arranges the jet pipe with the oxygen storage bag between the air bag and the air supply pipe, and the air is continuously supplied into the jet pipe by extruding the air bag, the air flowing at high speed causes negative pressure in the jet pipe, and sucks the oxygen in the oxygen storage bag into the jet pipe, the oxygen in the incident jet pipe and the air are mixed at the necking section to form oxygen-enriched air, and the oxygen-enriched air is extruded into the body of a patient in the continuous extrusion process of the air bag; through extruding the gasbag repeatedly, continuously provide the oxygen-enriched air for the patient, solved current artificial respirator can not increase the oxygen content, perhaps oxygen-enriched air content maintains longer short, can't satisfy the problem of the great patient's of oxygen demand.
Drawings
FIG. 1 is a schematic view of an outdoor nursing rescue respirator of the present embodiment;
FIG. 2 is a schematic view of the connection between the exhalation tube and the flange in this embodiment;
figure 3 is a perspective view of a duckbill valve in this embodiment;
wherein: 1. a respiratory mask; 2. an exhalation tube; 3. an air supply pipe; 4. an air bag; 5. a flange; 6. a vent hole; 7. a duckbill valve; 8. an intake valve; 9. an air outlet valve; 10. a nozzle; 11. a sleeve; 12. a necking section; 13. a diffuser tube; 14. an air duct; 15. an oxygen storage bag; 16. a check valve; 17. an inflation valve; 18. a pipe section portion; 19. a unidirectional membrane; 20. and (4) connecting the pipes.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Example (b):
referring to fig. 1-3, a first aid artificial respirator for outdoor nursing comprises a breathing mask 1, an expiration pipe 2, an air supply pipe 3 and an air bag 4 made of elastic material, wherein one end of the expiration pipe 2 is connected with the breathing mask 1, the other end of the expiration pipe is connected with a flange 5, and the edge of the flange 5 is provided with an air vent 6 along the axial direction; one end of the air supply pipe 3 is provided with a connecting pipe 20, and a duckbill valve 7 capable of shielding the vent hole 6 of the flange 5 is arranged in the connecting pipe 20; the outer wall of the flange 5 is in threaded connection with the inner wall of one end of the connecting pipe 20, one end, far away from the flange 5, of the connecting pipe 20 is communicated with the air supply pipe 3, the air bag 4 is provided with an air inlet valve 8 and an air outlet valve 9, the air inlet valve 8 and the air outlet valve 9 are both one-way valves, the air outlet valve 9 is communicated with the air supply pipe 3 through a jet pipe, the jet pipe comprises a jet pipe 10 communicated with the air outlet valve 9, and one end, far away from the air outlet valve 9, of the jet; the outer wall of the spray pipe 10 is coaxially connected with a sleeve pipe 11, and the inner diameter of the sleeve pipe 11 is larger than the outer diameter of the spray pipe 10; one end of the sleeve 11 far away from the spray pipe 10 is provided with a necking section 12, and the nozzle extends into the sleeve 11 at a position close to the necking section 12; the end of the reducing section 12 far away from the spray pipe 10 is provided with a coaxial diffusion pipe 13 with gradually increased inner diameter; the small-caliber end of the diffusion pipe 13 is communicated with the necking section 12 of the sleeve pipe 11, and the large-caliber end is communicated with the air feed pipe 3; the pipe wall of the sleeve 11 is provided with a through hole at a position corresponding to the nozzle, the through hole of the sleeve 11 is connected with an air duct 14, and one end of the air duct 14 far away from the through hole is provided with an oxygen storage bag 15.
In the embodiment, the pipe section 18 is connected with the inner wall of the connecting pipe 20 in a sealing way, the duckbill valve 7 is composed of the pipe section 18 and two one-way diaphragms 19 which are contacted with each other, the pipe section 18 and the one-way diaphragms 19 are made of elastic telescopic materials, and a gap which can be used for air flow exhalation is arranged between the flange 5 and the duckbill valve 7. When the rescue is carried out, the mouth of the patient is firstly opened, the breathing mask 1 covers the mouth and the nose of the patient, when the air bag 4 is extruded, the air inlet valve 8 is closed, the air outlet valve 9 is opened, the air in the air bag 4 is extruded into the spray pipe 10 of the jet pipe, because the air outlet end of the spray pipe 10 is provided with a nozzle with gradually reduced inner diameter, the air flow velocity is increased due to the reduction of the pipe diameter when passing through the nozzle, the air with high flow generates negative pressure in the pore space of the overlapped part of the spray pipe 10 and the sleeve pipe 11, the oxygen in the oxygen storage bag 15 can be adsorbed, the oxygen in the oxygen storage bag 15 is sucked into the sleeve pipe 11 through the through hole and is uniformly mixed with the air extruded by the air bag 4 in the necking section 12 to form oxygen-enriched air, then the oxygen-enriched air is sprayed into the air feed pipe 3 through the diffusion pipe 13, the oxygen-enriched air in the air feed pipe 3 is gradually compressed and generates pressure on the duckbill valve, duckbill valve 7 is made by elastic scalable material, and under the continuous extrusion effect of oxygen-enriched air, the extension is sealed the clearance between flange 5 and duckbill valve 7 with the extension behind the pressurized in the edge of the pipeline section part 18 of duckbill valve 7, and the air current passes into breathing pipe 2 way behind duckbill valve 7 to in being extruded into the patient's mouth through respirator 1, the final oxygen-enriched air is impressed in the patient. After the oxygen-enriched air enters the patient, one part is absorbed by alveolus of the patient, the other part of the oxygen-enriched air is exhaled under the action of the chest and the lung, the exhaled air flow enters the exhalation pipe 2, the duckbill valve 7 is in a closed state at the moment, the gathered air flow enables the air flow to generate thrust to the duckbill valve 7, the duckbill valve 7 is made to shrink, and the exhaled air flow is exhausted to the outside through a gap between the flange 5 and the duckbill valve 7 and a through hole in the flange 5. Through repeatedly extruding the air bag 4, oxygen-enriched air is continuously provided for the patient, and the problem that the oxygen content of the existing artificial respirator can not be increased, or the oxygen-enriched air content is maintained to be longer and shorter, and the requirement of the patient with larger oxygen demand can not be met is solved.
Referring to fig. 1, a check valve 16 is arranged in the air duct 14 for preventing air in the sleeve 11 from entering the oxygen storage bag 15, so that oxygen in the oxygen storage bag 15 can be prevented from entering the sleeve 11, and the oxygen in the oxygen storage bag 15 can be prevented from being diluted; the oxygen quantity in the oxygen storage bag 15 is convenient for observe in the oxygen use in the oxygen storage bag 15, and the oxygen storage bag 15 is the shrivelled state after oxygen in the oxygen storage bag 15 is used up, makes things convenient for medical staff in time to change. The air duct 14 is fixedly connected with the oxygen storage bag 15, the air duct 14 is detachably connected with the through hole, the oxygen storage bag 15 can be conveniently stored, and due to the arrangement of the check valve 16, oxygen cannot overflow the oxygen storage bag 15 after storage.
Referring to fig. 1, the oxygen storage bag 15 is provided with an inflation valve 17 capable of inflating the oxygen storage bag 15, so that oxygen in the oxygen storage bag 15 can not overflow from the inflation valve 17, and oxygen can be timely inflated through the inflation valve 17 after the oxygen in the oxygen storage bag 15 is used up.
Referring to figures 1 to 3, the tubular segment 18 of the duckbill valve 7 is formed by a flexible tube having an outer wall in the shape of a bellows, and the open edge of the tubular segment 18 is sealingly connected to the portion of the connecting tube 20 that contacts the inner wall. The extension amount of the pipe section part 18 of the duckbill valve 7 can be increased through the corrugated pipe-shaped flexible pipe wall, the sealing effect of the pipe wall on the gap between the flange 5 and the duckbill valve 7 and the vent hole 6 of the flange 5 in the process of inputting oxygen-enriched air to a patient is guaranteed, and the phenomenon that the oxygen-enriched air overflows from the gap between the flange 5 and the duckbill valve 7 and the vent hole 6 of the flange 5 is avoided.
The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and drawings of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An artificial respirator for outdoor nursing first aid comprises a breathing mask (1), an expiration pipe (2), an air supply pipe (3) and an air bag (4) made of elastic materials, wherein one end of the expiration pipe (2) is connected with the breathing mask (1), the other end of the expiration pipe is connected with a flange (5), and the edge of the flange (5) is provided with an air vent (6) along the axis direction; one end of the air supply pipe (3) is provided with a connecting pipe (20), and a duckbill valve (7) capable of shielding the vent hole (6) of the flange (5) is arranged in the connecting pipe (20); flange (5) outer wall and the inner wall threaded connection of connecting pipe (20) one end, flange (5) one end and air feed pipe (3) intercommunication are kept away from in connecting pipe (20), be provided with admission valve (8) and air outlet valve (9) on gasbag (4), admission valve (8) are check valve, its characterized in that with air outlet valve (9): the air outlet valve (9) is communicated with the air feed pipe (3) through a jet pipe, the jet pipe comprises a spray pipe (10) communicated with the air outlet valve (9), and one end, far away from the air outlet valve (9), of the spray pipe (10) is a nozzle with the inner diameter gradually reduced; the outer wall of the spray pipe (10) is coaxially connected with a sleeve (11), and the inner diameter of the sleeve (11) is larger than the outer diameter of the spray pipe (10); the end, far away from the spray pipe (10), of the sleeve (11) is provided with a reducing section (12), and the nozzle extends into the position, close to the reducing section (12), in the sleeve (11); a coaxial diffusion pipe (13) with gradually increased inner diameter is arranged at one end of the reducing section (12) far away from the spray pipe (10); the small-caliber end of the diffusion pipe (13) is communicated with the necking section (12) of the sleeve (11), and the large-caliber end is communicated with the air feed pipe (3); the device is characterized in that a through hole is formed in the position, corresponding to the nozzle, of the pipe wall of the sleeve pipe (11), an air guide pipe (14) is connected to the through hole of the sleeve pipe (11), and an oxygen storage bag (15) is arranged at one end, far away from the through hole, of the air guide pipe (14).
2. The outdoor-care rescue respirator of claim 1, wherein: a check valve (16) for preventing air in the sleeve (11) from entering the oxygen storage bag (15) is arranged in the air duct (14).
3. The outdoor-care rescue respirator of claim 2, wherein: the air duct (14) is fixedly connected with the oxygen storage bag (15), and the air duct (14) is detachably connected with the through hole.
4. The outdoor-care rescue respirator of claim 1, wherein: the oxygen storage bag (15) is provided with an inflation valve (17) which can inflate the oxygen storage bag (15).
5. The outdoor-care rescue respirator of claim 1, wherein: the pipe section (18) of the duckbill valve (7) is formed by a flexible pipe wall with a corrugated outer wall, and the opening edge of the pipe section (18) is in sealing connection with the contact part of the inner wall of the connecting pipe (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822058189.6U CN209827858U (en) | 2018-12-07 | 2018-12-07 | Artificial respirator for outdoor nursing first aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822058189.6U CN209827858U (en) | 2018-12-07 | 2018-12-07 | Artificial respirator for outdoor nursing first aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209827858U true CN209827858U (en) | 2019-12-24 |
Family
ID=68889174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822058189.6U Expired - Fee Related CN209827858U (en) | 2018-12-07 | 2018-12-07 | Artificial respirator for outdoor nursing first aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209827858U (en) |
-
2018
- 2018-12-07 CN CN201822058189.6U patent/CN209827858U/en not_active Expired - Fee Related
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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: 20191224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |