CN214762722U - Atomizing inhaler for anesthesia machine - Google Patents
Atomizing inhaler for anesthesia machine Download PDFInfo
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- CN214762722U CN214762722U CN202120362500.5U CN202120362500U CN214762722U CN 214762722 U CN214762722 U CN 214762722U CN 202120362500 U CN202120362500 U CN 202120362500U CN 214762722 U CN214762722 U CN 214762722U
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Abstract
The utility model discloses an aerosol inhaler for anesthesia machine, which comprises a frame, wherein a high-pressure oxygen tank and an atomizer are arranged on the frame, a negative pressure pipe which is arranged in a conical shape is also arranged on the frame, the inlet end of the negative pressure pipe is large, the outlet end of the negative pressure pipe is small, the inlet end of the negative pressure pipe is connected with the atomizer through a guide pipe, the outlet end of the negative pressure pipe is connected with a breathing mask, a bypass pipe which is connected with the high-pressure oxygen tank is also arranged on the negative pressure pipe, the outlet of the bypass pipe extends into the negative pressure pipe and is arranged right opposite to the outlet of the negative pressure pipe; the utility model discloses a venturi effect takes out the medicine fog that the atomizer produced fast from the gas-supply pipe in, and the medicine fog is intensive mixing in the time of along with the high-speed motion of oxygen simultaneously, improves the homogeneity of the medicine after the atomizing, can also effectively avoid simultaneously that a large amount of medicines condense again in transportation process and adhere to and the gas-supply pipe inner wall, improves the conveying quality of medicine.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to an inhalator for anesthesia machine.
Background
The general means of reducing patient's misery is that the surgery is safe to patient's local anesthesia or general anesthesia in the operation process, adopts the mode of injection or inhalation among the prior art to introduce the narcotic into patient, and the anesthesia machine is sent into patient's alveolus through mechanical circuit with narcotic, forms narcotic gas partial pressure, and after dispersing to blood, directly take place the inhibitory action to central nervous system to produce the effect of general anesthesia.
The aerosol inhalation method uses high-speed oxygen flow to make the liquid medicine form mist, and then the mist is inhaled from respiratory tract to achieve the purpose of treatment. After the anesthesia machine is used, because a patient is in an anesthesia state, the medicine of the patient needs to be atomized by means of atomization and inhalation, the atomized medicine is directly conveyed to a breathing mask of the patient along with a corresponding pipeline, but the power of the atomized medicine is limited, the atomized medicine cannot be conveyed remotely, and meanwhile, the atomized medicine is easily condensed into medicine liquid drops again in the conveying process and is attached to the inner wall of the conveying pipeline; and the atomized smoke flow and the atomized smoke distribution are uneven, so that a patient can easily inhale excessive medicines in a short time.
SUMMERY OF THE UTILITY MODEL
To the medicine extraction inefficiency that exists among the prior art, the defect of uneven distribution, the utility model discloses an inhalator for anesthesia machine, the utility model discloses not only can realize the quick extraction of atomized medicine, can be with oxygen and atomized medicine intensive mixing simultaneously in transportation process to prevent that the medicine from condensing into the liquid drop again and attaching to on the delivery pipe inner wall, improve the transport quality of medicine.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
an atomization inhaler for an anesthesia machine comprises a rack, wherein a high-pressure oxygen tank and an atomizer are arranged on the rack, a negative pressure pipe for generating extraction negative pressure is further arranged on the rack, and a guide pipe for guiding medicine mist is arranged between the inlet end of the negative pressure pipe and the atomizer; the outlet end of the negative pressure pipe is connected with a breathing mask through a gas pipe; a bypass pipe is also arranged on the negative pressure pipe, and the outlet end of the bypass pipe extends into the negative pressure pipe and is arranged opposite to the outlet end of the bypass pipe; the inlet end of the bypass pipe is communicated with the high-pressure oxygen tank.
Preferably, the negative pressure pipe is arranged in a conical shape with a large inlet end and a small outlet end, and the ratio of the flow areas of the inlet and the outlet is (8-12): 1.
preferably, the inlet end of the breathing mask is also provided with a buffer tube, the buffer tube is communicated with the gas pipe, and the flow area of the buffer tube is 4-6 times of the flow area of the gas pipe.
Preferably, the breathing mask is also provided with a return pipe connected with the buffer pipe, the return pipe is internally provided with a one-way valve opened towards one side of the buffer pipe, and the return pipe is internally provided with a carbon dioxide absorption rod; the outlet end of the buffer tube is also provided with a one-way valve which is opened towards one side of the breathing mask.
Preferably, the bypass pipe, the guide pipe and the gas pipe are all provided with regulating valves for regulating the flow areas of the bypass pipe, the guide pipe and the gas pipe.
Preferably, the bypass pipe and the gas pipe are both in quick connection with other equipment through quick connectors.
Preferably, the check valve includes the support frame and adopts the flexible valve core of silica gel preparation, is provided with air vent and connecting hole on the support frame, the flexible valve core includes integrated into one piece's gasket and connecting plug, the gasket is used for sheltering from the air vent, and connecting plug and connecting hole adaptation realize that the support frame links to each other with the fixed of flexible valve core.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model comprises a frame, wherein a high-pressure oxygen tank and an atomizer are arranged on the frame, a negative pressure pipe which is arranged in a conical shape is also arranged on the frame, the inlet end of the negative pressure pipe is large, the outlet end of the negative pressure pipe is small, the inlet end of the negative pressure pipe is connected with the atomizer through a guide pipe, the outlet end of the negative pressure pipe is connected with a breathing mask, a bypass pipe which is connected with the high-pressure oxygen tank is also arranged on the negative pressure pipe, and the outlet of the bypass pipe extends into the negative pressure pipe and is arranged right opposite to the outlet of the negative pressure pipe;
the utility model discloses let in the high pressure oxygen that air velocity is higher in to the negative pressure pipe through the bypass pipe during use, the atomizer atomizes the medicine simultaneously, and the anesthetic liquid drop after the atomizing moves to in the negative pressure pipe, because the negative pressure pipe presents the structure characteristics that the mouth is little, and the import is big, consequently will appear venturi phenomenon in the negative pressure pipe, and then take out the medicine fog into the gas-supply pipe through the negative pressure to supply patient's breathing through respirator at last;
compared with the prior art, the utility model has simple structure and convenient operation, and can reduce the working intensity of medical staff to the maximum extent;
secondly, the utility model skillfully utilizes the existing equipment of the high-pressure oxygen tank through the Venturi effect, thereby not only reducing the hardware cost of the equipment, but also reducing the operation cost of the equipment; just the utility model discloses a medicine liquid drop after the venturi effect extraction atomizing, its noise at work is little, and the oxygen air current of high-speed motion simultaneously can with medicine liquid drop intensive mixing, guarantees the homogeneity of the narcotic after the atomizing, can also effectively avoid simultaneously in transportation process a large amount of medicines condense again and adhere to and the trachea inner wall, improve the conveying quality of medicine.
2. The utility model discloses entry end at respirator is provided with the buffer tube, buffer tube and gas-supply pipe intercommunication, and the flow area of buffer tube is 4-6 times of gas-supply pipe flow area, and the internal diameter increase of buffer tube can cushion the air current of high-speed motion, reduces its velocity of motion to guarantee the travelling comfort of patient's oxygen uptake in the one hand of one of them, on the other hand adjusts the supply rate of oxygen and medicine gas, thereby guarantees that oxygen and medicine gas last, stable supply, guarantees treatment.
3. The utility model discloses still be provided with the back flow with the buffer tube intercommunication on breathing mask, be provided with the check valve on the back flow, also be provided with the check valve on the buffer tube simultaneously, when patient breathes in, make the back flow be in the enclosed state through the check valve, and the buffer tube is in the open mode, when exhaling, the open mode is just reverse, the waste gas of patient's exhalation enters into the back flow, carbon dioxide and vapor that contain in the gas of exhalation are absorbed, part medicine gas flows back again and recycles in the buffer tube, on the one hand can improve the utilization ratio of narcotic, on the other hand can prevent that it from being exhaled and spread wantonly, and then cause harmful effects to the main doctor;
meanwhile, the on-off state of the air flow is adjusted through the one-way valve, the structure is simple, the stability is high, the normal air supply air flow can be prevented from being disturbed in the processes of air suction and air expiration, and the stable work of the whole set of equipment is ensured.
4. The utility model discloses all be provided with the governing valve on bypass pipe, guiding tube and gas-supply pipe, through the through-flow area of each pipeline of governing valve control, and then adjust various atmospheric pressure, adjust the speed of air feed, make the actual need that equipment satisfies various diseases, improve equipment's application scope.
5. The utility model discloses a bypass pipe and gas-supply pipe pass through quick-operation joint and link to each other with other external equipment, realize the quick dismantlement and the installation of various pipelines, improve equipment's maintainability and practical travelling comfort.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of embodiment 2 of the present invention;
FIG. 3 is a schematic view of the check valve of the present invention;
reference numerals: 1. the device comprises a frame, 2, a high-pressure oxygen tank, 3, an atomizer, 4, a negative pressure pipe, 5, a guide pipe, 6, an air pipe, 7, a breathing mask, 8, a bypass pipe, 9, a buffer pipe, 10, a return pipe, 11, a carbon dioxide absorption rod, 12, a one-way valve, 13, a regulating valve, 14, a quick connector, 15, a support frame, 16, a flexible valve core, 17, an air vent, 18, a connecting hole, 19, a sealing sheet, 20 and a connecting plug.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following embodiments.
Embodiment mode 1
The embodiment is taken as the basic embodiment of the utility model, and discloses an atomizing inhaler for an anesthesia machine, which has the specific structure shown in figure 1, and comprises a frame 1, wherein a high-pressure oxygen tank 2 and an atomizer 3 are arranged on the frame 1, and a negative pressure pipe 4 is also arranged on the frame 1; the negative pressure pipe 4 is arranged in a conical shape with a large inlet end and a small outlet end, and the ratio of the flow areas of the inlet and the outlet is (8-12): 1, so that the exhaust negative pressure is formed in the negative pressure pipe 4 through the oxygen discharged at high speed; the inlet end of the negative pressure pipe 4 is fixedly connected with the guide pipe 5 through a connecting flange, and the inlet end of the guide pipe 5 is connected with the outlet of the atomizer 3; the outlet end of the negative pressure pipe 4 is fixedly connected with a breathing mask 7 through a gas pipe 6;
meanwhile, the negative pressure pipe 4 is also provided with a bypass pipe 8, the inlet end of the bypass pipe 8 is communicated with the high-pressure oxygen tank 2, the outlet end of the bypass pipe 8 extends into the negative pressure pipe 4, and the outlet end of the bypass pipe 8 is arranged opposite to the outlet end of the negative pressure pipe 4, so that the high-pressure oxygen is guided to be directly discharged through the negative pressure pipe 4; the bypass pipe 8, the guide pipe 5 and the gas pipe 6 are all provided with a regulating valve 13 for regulating the flow area of the bypass pipe, and the bypass pipe 8 and the gas pipe 6 are both provided with a quick connector 14 for butting external equipment.
Embodiment mode 2
As another preferred embodiment of the present invention, the present invention discloses an aerosol inhaler for an anesthesia apparatus, which has a specific structure as shown in fig. 2 and 3, and comprises a frame 1, wherein a high pressure oxygen tank 2 and an atomizer 3 are arranged on the frame 1, a negative pressure tube 4 is also arranged on the frame 1, the negative pressure tube 4 is in a conical arrangement, an inlet end of the negative pressure tube 4 is connected to the atomizer 3 through a guiding tube, a bypass tube 8 is also arranged in the negative pressure tube 4, an outlet end of the bypass tube 8 is opposite to an outlet end of the negative pressure tube 4, and an inlet end of the bypass tube 8 is connected to the high pressure oxygen tank 2;
the outlet end of the negative pressure pipe 4 is connected with a breathing mask 7 through a gas pipe 6, and the gas inlet end of the breathing mask 7 is provided with a buffer pipe 9 and is communicated with the gas pipe 6 through the buffer pipe 9; according to the requirement, the flow area of the buffer tube 9 is 4-6 times of the flow area of the gas pipe 6, and a one-way valve 12 which is opened towards one side of the breathing mask 7 is arranged at the outlet end of the buffer tube 9; still be provided with the back flow pipe 10 simultaneously on respirator 7, back flow pipe 10 communicates with the entrance point of buffer tube 9, is provided with carbon dioxide in back flow pipe 10 simultaneously and absorbs stick 11, carbon dioxide absorbs stick 11 and is one and has soaked the cotton stick of calcium hydrate solution or the rodlike thing that adopts other carbon dioxide absorbents to prepare, still is provided with the check valve 12 to opening to buffer tube 9 one side at the entry end of back flow pipe 10 simultaneously, check valve 12 includes support frame 15 and the flexible valve core 16 that adopts the silica gel preparation, is provided with air vent 17 and connecting hole 18 on the support frame 15, flexible valve core 16 includes integrated into one piece's gasket 19 and connecting plug 20, gasket 19 is used for sheltering from air vent 17, and connecting plug 20 and connecting hole 18 adaptation realize that support frame 15 and flexible valve core 16's fixed the linking to each other.
The utility model discloses during the use, the high pressure oxygen of high pressure oxygen gas pitcher gas transmission enters into the negative pressure pipe through the bypass pipe, because the special structural design of negative pressure pipe, the high-speed oxygen that passes through will form the venturi effect in the negative pressure intraductal, the atomizer atomizes the medicament into the flue gas simultaneously, the medicine flue gas enters into in the negative pressure pipe through the guiding tube, because the negative pressure that the venturi effect produced advances in the flue gas suction pipe, and enter into the cushion tube along with high pressure oxygen, because the internal diameter of cushion tube increases suddenly, therefore the speed of air current obtains reducing in order to satisfy patient breathing required, simultaneously in the gas transmission pipe, oxygen will with medicine flue gas intensive mixing, thereby guarantee the continuation of oxygen and medicine flue gas, stable supply.
Compared with the prior art, the utility model has simple structure and convenient operation, and can reduce the working intensity of medical staff to the maximum extent;
the utility model skillfully utilizes the existing equipment of the high-pressure oxygen tank through the Venturi effect, thereby not only reducing the hardware cost of the equipment, but also reducing the operation cost of the equipment; just the utility model discloses a medicine liquid drop after the venturi effect extraction atomizing, its noise at work is little, and the oxygen air current of high-speed motion simultaneously can with medicine liquid drop intensive mixing, guarantees the homogeneity of the medicine after the atomizing, can also effectively avoid simultaneously in transportation process a large amount of medicines condense again and adhere to with the trachea inner wall, improve the conveying quality of medicine.
Claims (7)
1. The utility model provides an aerosol inhaler for anesthesia machine, includes frame (1), be provided with hyperbaric oxygen jar (2) and atomizer (3) on frame (1), its characterized in that: a negative pressure pipe (4) for generating negative pressure is arranged on the frame (1), and a guide pipe (5) for guiding the medicine mist is arranged between the inlet end of the negative pressure pipe (4) and the atomizer (3); the outlet end of the negative pressure pipe (4) is connected with a breathing mask (7) through a gas pipe (6); a bypass pipe (8) is further arranged on the negative pressure pipe (4), and the outlet end of the bypass pipe (8) extends into the negative pressure pipe (4) and is opposite to the outlet end of the negative pressure pipe (4); the inlet end of the bypass pipe (8) is communicated with the high-pressure oxygen tank (2).
2. An aerosol inhaler for an anesthesia machine according to claim 1, wherein: the negative pressure pipe (4) is arranged in a conical shape with a large inlet end and a small outlet end, and the ratio of the flow areas of the inlet and the outlet is (8-12): 1.
3. an aerosol inhaler for an anesthesia machine according to claim 1, wherein: the inlet end of the breathing mask (7) is further provided with a buffer tube (9), the buffer tube (9) is communicated with the gas pipe (6), and the flow area of the buffer tube (9) is 4-6 times of the flow area of the gas pipe (6).
4. An aerosol inhaler for an anesthesia machine according to claim 3, wherein: the breathing mask (7) is also provided with a return pipe (10) connected with the buffer pipe (9), a one-way valve (12) opened towards one side of the buffer pipe (9) is arranged in the return pipe (10), and a carbon dioxide absorption rod (11) is arranged in the return pipe (10); the outlet end of the buffer tube (9) is also provided with a one-way valve (12) which is opened towards one side of the breathing mask (7).
5. An aerosol inhaler for an anesthesia machine according to claim 1, wherein: and the bypass pipe (8), the guide pipe (5) and the gas conveying pipe (6) are all provided with regulating valves (13) for regulating the flow areas of the bypass pipe, the guide pipe and the gas conveying pipe.
6. An aerosol inhaler for an anesthesia machine according to claim 1, wherein: the bypass pipe (8) and the gas transmission pipe (6) are both in quick connection with other equipment through a quick connector (14).
7. An aerosol inhaler for an anesthesia machine according to claim 4, wherein: check valve (12) include support frame (15) and adopt flexible valve core (16) of silica gel preparation, are provided with air vent (17) and connecting hole (18) on support frame (15), flexible valve core (16) are including integrated into one piece's gasket (19) and connecting plug (20), gasket (19) are used for sheltering from air vent (17), and connecting plug (20) and connecting hole (18) adaptation realize support frame (15) and flexible valve core (16) fixed linking to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120362500.5U CN214762722U (en) | 2021-02-07 | 2021-02-07 | Atomizing inhaler for anesthesia machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120362500.5U CN214762722U (en) | 2021-02-07 | 2021-02-07 | Atomizing inhaler for anesthesia machine |
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| Publication Number | Publication Date |
|---|---|
| CN214762722U true CN214762722U (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120362500.5U Active CN214762722U (en) | 2021-02-07 | 2021-02-07 | Atomizing inhaler for anesthesia machine |
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| Country | Link |
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| CN (1) | CN214762722U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115382082A (en) * | 2022-09-29 | 2022-11-25 | 四川大学华西医院 | Dry-wet integrated spraying device |
| CN116531620A (en) * | 2023-05-23 | 2023-08-04 | 齐翠 | Atomizing device for children respiratory tract treatment |
-
2021
- 2021-02-07 CN CN202120362500.5U patent/CN214762722U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115382082A (en) * | 2022-09-29 | 2022-11-25 | 四川大学华西医院 | Dry-wet integrated spraying device |
| CN115382082B (en) * | 2022-09-29 | 2024-03-29 | 四川大学华西医院 | Dry and wet integrated spraying device |
| CN116531620A (en) * | 2023-05-23 | 2023-08-04 | 齐翠 | Atomizing device for children respiratory tract treatment |
| CN116531620B (en) * | 2023-05-23 | 2024-02-13 | 青岛市妇女儿童医院（青岛市妇幼保健院、青岛市残疾儿童医疗康复中心、青岛市新生儿疾病筛查中心） | Atomizing device for children respiratory tract treatment |
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