CN219595521U - Anesthesia machine - Google Patents
Anesthesia machine Download PDFInfo
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- CN219595521U CN219595521U CN202320242921.3U CN202320242921U CN219595521U CN 219595521 U CN219595521 U CN 219595521U CN 202320242921 U CN202320242921 U CN 202320242921U CN 219595521 U CN219595521 U CN 219595521U
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Abstract
The embodiment of the utility model provides an anesthesia machine, and relates to the technical field of anesthesia machines. The anesthesia machine comprises an anesthesia machine body, an air flow reversing mechanism and an air outlet channel, wherein the anesthesia machine body comprises an anesthesia loop and an anesthesia volatilizing tank, the air flow reversing mechanism is connected with the anesthesia loop and the anesthesia volatilizing tank at the same time, and is used for being communicated with a high-flow air-oxygen device, the air outlet channel and the air flow reversing mechanism are connected, the air flow reversing mechanism is in a plurality of communication states, the anesthesia loop and the anesthesia volatilizing tank are conducted, or the anesthesia volatilizing tank and the air outlet channel are conducted, or the high-flow air-oxygen device and the air outlet channel are conducted, and the air flow reversing mechanism is used for guaranteeing the basic anesthesia function of the anesthesia machine, and also has a high-flow air-oxygen output function, a high-flow oxygen therapy function and convenience for an anesthesiologist.
Description
Technical Field
The utility model relates to the technical field of anesthesia machines, in particular to an anesthesia machine.
Background
The anesthetic machine sends anesthetic into alveoli of a patient through a mechanical loop to form partial pressure of anesthetic gas, and after the partial pressure of the anesthetic gas is dispersed into blood, the anesthetic machine directly inhibits a central nervous system, so that the effect of general anesthesia is generated.
The high-flow oxygen therapy is widely applied to anesthesia induction by the anesthesia doctors at home and abroad in more than ten years so as to replace the traditional mask oxygen inhalation induction scheme, and anesthesia recovery, such as oxygen therapy after tracheal tube drawing, and also auxiliary oxygen therapy of non-intubation anesthesia and the like. Wherein high flow oxygen therapy (HFO) technology refers to delivering an appropriate flow of oxygen to a patient through a high flow oxygen delivery system (35-70L/min), a warming and humidification system, a nasal catheter system.
In the prior art, the high-flow oxygen therapy technology is applied to a breathing machine, the anesthesia machine has no related function setting, the application of the high-flow oxygen therapy by anesthesiologists needs to depend on the breathing machine with the high-flow oxygen therapy, and the use of the high-flow oxygen therapy function is inconvenient for the anesthesiologists.
Disclosure of Invention
The utility model provides an anesthesia machine, which can integrate high-flow oxygen therapy function.
Embodiments of the utility model may be implemented as follows:
embodiments of the present utility model provide an anesthesia machine, comprising:
the anesthesia machine body comprises an anesthesia loop and an anesthesia volatilization tank;
the air flow reversing mechanism is connected with the anesthesia loop and the anesthesia volatilizing pot at the same time and is used for communicating a high-flow air-oxygen device; and
the air outlet channel is connected with the air flow reversing mechanism;
the air flow reversing mechanism is provided with a plurality of communication states, and under the condition that the air flow reversing mechanism is in different communication states, the anesthesia loop and the anesthesia volatilizing tank are conducted, or the anesthesia volatilizing tank and the air outlet channel are conducted, or the high-flow air-oxygen device and the air outlet channel are conducted.
Optionally, the anesthesia machine comprises a high-flow air-oxygen device, and the high-flow air-oxygen device is connected with the air flow reversing mechanism.
Optionally, the airflow reversing mechanism includes a first switching valve and a second switching valve, where the first switching valve is in communication with the second switching valve, the first switching valve is selectively in communication with the anesthetic volatilization tank or the high-flow air-oxygen device, and the second switching valve is selectively in communication with the anesthetic circuit or the air outlet channel.
Optionally, the first switching valve and the second switching valve are two-position three-way valves.
Optionally, the airflow reversing mechanism further comprises a first contact and a second contact, wherein the first contact and the second contact are used for being electrically connected with the control unit;
the first switching valve contacts the first contact under the condition of transposition so as to feed back signals to the control unit, and the second switching valve contacts the second contact under the condition of transposition so as to feed back signals to the control unit.
Optionally, the anesthesia machine further comprises a control unit, and the first contact and the second contact are electrically connected with the control unit.
Optionally, the anesthesia machine further comprises an electronic flowmeter, and the electronic flowmeter is electrically connected with the control unit.
Optionally, the anesthesia machine further comprises an indicator, and the indicator is electrically connected with the control unit.
Optionally, the indicator is a display screen or an indicator light.
Optionally, the anesthesia machine further comprises a control switch, and the control switch is connected with the airflow reversing mechanism to switch the communication state.
The anesthesia machine of the embodiment of the utility model has the beneficial effects that:
the embodiment of the utility model provides an anesthesia machine, which comprises an anesthesia machine body, an airflow reversing mechanism and an air outlet channel, wherein the anesthesia machine body comprises an anesthesia loop and an anesthesia volatilizing tank, the airflow reversing mechanism is connected with the anesthesia loop and the anesthesia volatilizing tank at the same time, and is used for being communicated with a high-flow oxygen device, the air outlet channel and the airflow reversing mechanism are connected, wherein the airflow reversing mechanism is provided with a plurality of communication states, and under the condition that the airflow reversing mechanism is in different communication states, the anesthesia loop and the anesthesia volatilizing tank are conducted, or the anesthesia volatilizing tank and the air outlet channel are conducted, or the high-flow oxygen device and the air outlet channel are conducted, and through the airflow reversing mechanism, the anesthesia machine can also have a high-flow oxygen output function and a high-flow oxygen therapy function, so that convenience is provided for an anesthesiologist.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an airflow reversing mechanism of an anesthesia machine provided in an embodiment of the utility model;
fig. 2 is a schematic diagram of the connections between the control unit, the indicator, the electronic flowmeter and the airflow reversing mechanism provided in an embodiment of the utility model.
Icon: 1000-anesthesia machine; 110-anesthetic circuit; 120-anesthetic volatilization pot; 200-an airflow reversing mechanism; 210-a first switching valve; 220-a second switching valve; 230-a first contact; 240-a second contact; 300-high flow gas oxygen device; 400-outlet channels; 500-a control unit; 600-an electronic flowmeter; 700-indicator; 800-control switch.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, if the terms "upper", "lower", "inner", "outer", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus it should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.
It should be noted that the features of the embodiments of the present utility model may be combined with each other without conflict.
As mentioned in the background art, the anesthesia machine is used for delivering anesthetic into alveoli of a patient through a mechanical loop to form partial pressure of anesthetic gas, and after the partial pressure of the anesthetic gas is dispersed into blood, the anesthetic gas directly inhibits a central nervous system, so that the effect of general anesthesia is generated.
Wherein, anesthesia machineThe ACGO (Auxiliary Common Gas Outlet) channel of (a) means an auxiliary common gas outlet, which is a channel independent of the closed circulation loop in the gas circuit system of the anesthesia machine and can also convey fresh gas to the outside, and the channel does not pass through carbon dioxide (CO) 2 ) The absorption tank has small respiratory resistance, can be used for spontaneous breathing of patients and also can be used for controlling breathing, and the exhaled air has partial repeated inhalation, and is clinically used for anesthesia airway management of infants and the like.
Over ten years ago, high-flow oxygen therapy is widely applied to anesthesia induction by anesthesia doctors at home and abroad to replace the traditional mask oxygen inhalation induction scheme, and anesthesia resuscitation, such as oxygen therapy after tracheal tube drawing, and also auxiliary oxygen therapy of non-intubation anesthesia and the like. Wherein high flow oxygen therapy (HFO) technology refers to delivering an appropriate flow of oxygen to a patient through a high flow oxygen delivery system (35-70L/min), a warming and humidification system, a nasal catheter system.
Can ensure the breathing oxygenation of the patient and bring higher comfort (compared with the oxygen inhalation of a mask). Since the advent of the clinic, the traditional Chinese medicine composition is widely applied to ventilation treatment of acute and chronic respiratory failure, chronic obstructive pulmonary disease, sleep apnea syndrome, cardiac insufficiency and the like.
With the increasing maturity of clinical applications of high flow oxygen therapy in the field of anesthesia, anesthesiologists are increasingly in need of high flow oxygen therapy.
In the prior art, the high-flow oxygen therapy technology is applied to a breathing machine, the anesthesia machine has no related function setting, and an anesthesiologist also needs to rely on the breathing machine with the high-flow oxygen therapy for application, so that the high-flow oxygen therapy function is inconvenient for the anesthesiologist, for example, the anesthesiologist performs ventilation management such as anesthesia induction and anesthesia resuscitation through nasal high-flow oxygen therapy in daily workflow.
Of course, some existing devices also have the functions of combining an anesthesia machine and high-flow oxygen therapy, for example, the mixed gas with a certain proportion of oxygen concentration is heated and humidified by a turbo-charging mode and then is conveyed to a patient, but basically, the mixed gas is simply overlapped and combined on the anesthesia machine, and the high-flow input system is designed and developed without following the gas path pipeline system of the anesthesia machine, so that the anesthesia machine volume is increased, the structure is more complex, and the failure rate of the anesthesia machine is improved.
In view of this, please refer to fig. 1 and 2, an anesthesia machine 1000 provided in an embodiment of the present utility model can solve this problem, which will be described in detail below.
The embodiment of the utility model provides an anesthesia machine 1000, the anesthesia machine 1000 comprises an anesthesia machine body, an air flow reversing mechanism 200 and an air outlet channel 400, the anesthesia machine body comprises an anesthesia loop 110 and an anesthesia volatilizing pot 120, the air flow reversing mechanism 200 is simultaneously connected with the anesthesia loop 110 and the anesthesia volatilizing pot 120, the air flow reversing mechanism 200 is communicated with a high-flow air-oxygen device 300, and the air outlet channel 400 is connected with the air flow reversing mechanism 200.
The airflow reversing mechanism 200 has a plurality of communication states, and when the airflow reversing mechanism 200 is in different communication states, the anesthesia circuit 110 and the anesthesia volatilizing tank 120 are conducted, or the anesthesia volatilizing tank 120 and the air outlet channel 400 are conducted, or the high-flow air-oxygen device 300 and the air outlet channel 400 are conducted.
Specifically, in one of the communication states, only the anesthetic circuit 110 is communicated with the anesthetic volatilization tank 120, so as to realize the basic function of the anesthesia machine 1000, in one of the communication states, only the anesthetic volatilization tank 120 is communicated with the air outlet channel 400, so as to ensure the auxiliary common gas outlet function of the anesthesia machine 1000, and in one of the communication states, only the high-flow gas oxygen device 300 is communicated with the air outlet channel 400, so that the anesthesia machine 1000 has the high-flow oxygen therapy function.
It can be seen that, through the airflow reversing mechanism 200, under the condition of ensuring the basic anesthetic function of the anesthesia machine 1000 and the auxiliary common gas outlet function, the anesthesia machine also has a high-flow gas oxygen output function, has a high-flow oxygen therapy function, and provides convenience for anesthesiologists.
Specifically, the anesthesia machine 1000 provided by the implementation of the utility model is combined with the ventilation design principle of the anesthesia machine 1000, and the ACGO channel of the existing anesthesia machine 1000 is modified, so that the original ACGO channel is reserved, the high-flow oxygen therapy function of the anesthesia machine 1000 is added, the high-flow ventilation function is provided for anesthesiologists, the anesthesia machine 1000 is more convenient, the volume of the anesthesia machine 1000 is not obviously increased, the structure is simpler, and the failure rate of the anesthesia machine is reduced.
The high flow rate oxygen device 300 has a high flow rate oxygen therapy (HFO) function, and may be, for example, a high flow rate oxygen therapy apparatus of the prior art, in which oxygen and air are introduced into the high flow rate oxygen device 300 from the outside, and the oxygen flow rate is 60L/min or more, although other air and oxygen mixing devices may be used in other embodiments to be able to deliver a suitable oxygen flow rate to the patient.
Here, it should be noted that, in the present embodiment, the air outlet channel 400 may be understood as an air outlet pipe or an air outlet port, that is, the auxiliary common air outlet function and the high-flow air-oxygen output function of the anesthesia machine 1000 share the air channel for connection to the patient end.
Specifically, in the present embodiment, the airflow reversing mechanism 200 includes a first switching valve 210 and a second switching valve 220, the first switching valve 210 and the second switching valve 220 are two-position three-way valves, and the first switching valve 210 and the second switching valve 220 are communicated.
Wherein, the first switching valve 210 can be selectively communicated with the anesthetic volatilization tank 120 or the high-flow air-oxygen device 300, and the second switching valve 220 can be selectively communicated with the anesthetic circuit 110 or the air outlet channel 400.
For example, in one of the communication states, the first switching valve 210 is communicated with the anesthetic volatilization tank 120, the second switching valve 220 is communicated with the anesthetic circuit 110, only the anesthetic circuit 110 is communicated with the anesthetic volatilization tank 120, the basic function of the anesthetic machine 1000 is realized, in one of the communication states, the first switching valve 210 is communicated with the anesthetic volatilization tank 120, the second switching valve 220 is communicated with the air outlet channel 400, only the anesthetic volatilization tank 120 is communicated with the air outlet channel 400, the auxiliary common gas outlet function of the anesthetic machine 1000 is ensured, in one of the communication states, the first switching valve 210 is communicated with the high-flow gas oxygen device 300, the second switching valve 220 is communicated with the air outlet channel 400, at this time, only the high-flow gas oxygen device 300 is communicated with the air outlet channel 400, and the anesthetic machine 1000 has the high-flow oxygen therapy function.
To facilitate knowing the status of the first and second switch valves 210, 220, the anesthesia machine 1000 further includes a control unit (MCU) 500 and an indicator 700, the indicator 700 being electrically connected to the control unit 500, in this embodiment the indicator 700 being a display screen or an indicator light, the airflow reversing mechanism 200 further including a first contact 230 and a second contact 240, the first contact 230 and the second contact 240 each being electrically connected to the control unit 500.
In the case of the transposition, the first switching valve 210 contacts the first contact 230 to feedback a signal to the control unit 500, and then the control unit 500 controls the indicator 700 to indicate, for example, that the first switching valve 210 is connected to the anesthetic volatilization tank 120 or the high-flow air-oxygen device 300, or that an indicator light is turned on, so as to represent that the first switching valve 210 is connected to the anesthetic volatilization tank 120 or the high-flow air-oxygen device 300.
And, in the case of transposition, the second switching valve 220 contacts the second contact 240 to feed back a signal to the control unit 500, and then the control unit 500 controls the indicator 700 to indicate, for example, that the second switching valve 220 is connected to the anesthesia circuit 110 or the air outlet channel 400, or that an indicator light is turned on to indicate that the second switching valve 220 is connected to the anesthesia circuit 110 or the air outlet channel 400.
Meanwhile, the anesthesia machine 1000 further includes a control switch 800, where the control switch 800 is a mechanical switch knob, and the control switch 800 may be connected to the first switching valve 210 and the second switching valve 220 of the airflow reversing mechanism 200 at the same time to switch the states of the first switching valve 210 and the second switching valve 220, so as to change the communication state of the airflow reversing mechanism 200.
In addition, in order to facilitate measurement of the flow rate of the mixed gas entering the anesthetic volatilization tank 120, the mixed gas here includes oxygen (O 2 ) The anesthesia machine 1000 further comprises an electronic flowmeter 600, wherein the electronic flowmeter 600 is electrically connected with the control unit 500, and the control unit 500 needs to control the electronic flowmeter 600 to be turned off when the first switching valve 210 is switched from the communicating anesthesia volatilizing tank 120 to the communicating high-flow air-oxygen device 300, so as to avoid the non-conduction of the first switching valve 210Canister 120 causes the anesthetic gases to flow backwards.
In summary, the anesthesia machine 1000 includes an anesthesia machine body, an airflow reversing mechanism 200 and an air outlet channel 400, wherein the anesthesia machine body includes an anesthesia circuit 110 and an anesthesia volatilizing pot 120, the airflow reversing mechanism 200 is connected with the anesthesia circuit 110 and the anesthesia volatilizing pot 120 at the same time, and the airflow reversing mechanism 200 is used for communicating the high-flow air-oxygen device 300, the air outlet channel 400 is connected with the airflow reversing mechanism 200, the airflow reversing mechanism 200 has a plurality of communication states, and under the condition that the airflow reversing mechanism 200 is in different communication states, the anesthesia circuit 110 and the anesthesia volatilizing pot 120 are conducted, the anesthesia volatilizing pot 120 and the air outlet channel 400 are conducted, or the high-flow air-oxygen device 300 and the air outlet channel 400 are conducted.
Through the airflow reversing mechanism 200, the anesthesia machine 1000 can also have a high-flow air-oxygen output function and a high-flow oxygen therapy function under the condition of ensuring the basic anesthesia function, and provides convenience for anesthesiologists.
The anesthesia machine 1000 provided in the embodiment of the utility model is improved in the ACGO channel part according to the gas path of the anesthesia machine, so that the product function of an anesthesia system is more satisfied.
The high-flow oxygen therapy ventilation system can meet clinical high-flow requirements in the anesthesia field, can be more in line with a system close to the anesthesia machine 1000, has a high-flow oxygen therapy ventilation mode, is fully integrated with the gas circuit system of the anesthesia machine 1000, does not increase an additional anesthesia channel, ensures that the physical volume of a product of the anesthesia machine 1000 is not increased additionally, and reduces the mechanical failure rate of the anesthesia machine 1000.
Meanwhile, the high flow is used as a ventilation management scheme in the anesthesia field, is arranged together with the ACGO channel, is convenient for clinical anesthesia room operators to use, is used as a supplementary anesthesia ventilation strategy for induction and resuscitation, is highly integrated, accords with clinical habits, has extremely easy usability, and enables a high flow oxygen therapy HFO technology to be connected into anesthesia machine products through the existing anesthesia machine channel, so that anesthesia doctors can conveniently and rapidly utilize high flow oxygen therapy to carry out anesthesia induction, anesthesia resuscitation and other respiratory oxygenation support strategies in daily work.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (10)
1. An anesthesia machine, comprising:
the anesthesia machine comprises an anesthesia machine body, a control device and a control device, wherein the anesthesia machine body comprises an anesthesia loop (110) and an anesthesia volatilization tank (120);
the air flow reversing mechanism (200), the air flow reversing mechanism (200) is connected with the anesthesia loop (110) and the anesthesia volatilizing pot (120) at the same time, and the air flow reversing mechanism (200) is used for communicating a high-flow air-oxygen device (300); and
an air outlet channel (400), wherein the air outlet channel (400) is connected with the air flow reversing mechanism (200);
the air flow reversing mechanism (200) is provided with a plurality of communication states, and under the condition that the air flow reversing mechanism (200) is in different communication states, the anesthesia loop (110) and the anesthesia volatilizing tank (120) are conducted, or the anesthesia volatilizing tank (120) and the air outlet channel (400) are conducted, or the high-flow air-oxygen device (300) and the air outlet channel (400) are conducted.
2. The anesthesia machine of claim 1, characterized in that the anesthesia machine comprises a high flow air-oxygen device (300), the high flow air-oxygen device (300) being connected to the air flow reversing mechanism (200).
3. The anesthesia machine of claim 1 wherein the airflow reversing mechanism (200) comprises a first switching valve (210) and a second switching valve (220), the first switching valve (210) and the second switching valve (220) being in communication, the first switching valve (210) being selectively communicable with the anesthesia volatilizing tank (120) or the high flow air-oxygen device (300), the second switching valve (220) being selectively communicable with the anesthesia circuit (110) or the air outlet channel (400) being connected.
4. An anaesthetic machine according to claim 3, characterized in that the first switching valve (210) and the second switching valve (220) are both two-position three-way valves.
5. An anesthesia machine according to claim 3, characterized in that the airflow reversing mechanism (200) further comprises a first contact (230) and a second contact (240), the first contact (230) and the second contact (240) being both for electrical connection with a control unit (500);
wherein the first switching valve (210) contacts the first contact (230) to feed back a signal to the control unit (500) in case of transposition, and the second switching valve (220) contacts the second contact (240) to feed back a signal to the control unit (500) in case of transposition.
6. The anesthesia machine according to claim 5, further comprising a control unit (500), wherein the first contact (230) and the second contact (240) are both electrically connected to the control unit (500).
7. The anesthesia machine according to claim 6, characterized in that it further comprises an electronic flow meter (600), said electronic flow meter (600) being electrically connected to said control unit (500).
8. The anesthesia machine according to claim 6, characterized in that it further comprises an indicator (700), the indicator (700) being electrically connected to the control unit (500).
9. The anesthesia machine of claim 8, wherein the indicator (700) is a display screen or an indicator light.
10. The anesthesia machine according to claim 1, further comprising a control switch (800), the control switch (800) being connected to the airflow reversing mechanism (200) for switching the communication state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320242921.3U CN219595521U (en) | 2023-01-31 | 2023-01-31 | Anesthesia machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320242921.3U CN219595521U (en) | 2023-01-31 | 2023-01-31 | Anesthesia machine |
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| Publication Number | Publication Date |
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| CN219595521U true CN219595521U (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320242921.3U Active CN219595521U (en) | 2023-01-31 | 2023-01-31 | Anesthesia machine |
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| CN (1) | CN219595521U (en) |
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