CN102028995A - Anaesthesia machine and waste gas absorption system thereof - Google Patents
Anaesthesia machine and waste gas absorption system thereof Download PDFInfo
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- CN102028995A CN102028995A CN2009102356293A CN200910235629A CN102028995A CN 102028995 A CN102028995 A CN 102028995A CN 2009102356293 A CN2009102356293 A CN 2009102356293A CN 200910235629 A CN200910235629 A CN 200910235629A CN 102028995 A CN102028995 A CN 102028995A
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- anesthetic machine
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- 239000002912 waste gas Substances 0.000 title claims abstract description 84
- 206010002091 Anaesthesia Diseases 0.000 title claims abstract description 39
- 230000037005 anaesthesia Effects 0.000 title claims abstract description 39
- 238000010521 absorption reaction Methods 0.000 title abstract description 10
- 238000001949 anaesthesia Methods 0.000 title abstract 4
- 239000003990 capacitor Substances 0.000 claims abstract description 71
- 239000007789 gas Substances 0.000 claims description 71
- 230000003444 anaesthetic effect Effects 0.000 claims description 68
- 230000006698 induction Effects 0.000 claims description 35
- 210000002345 respiratory system Anatomy 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 238000012545 processing Methods 0.000 abstract description 8
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000003994 anesthetic gas Substances 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002695 general anesthesia Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010253 intravenous injection Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002685 pulmonary effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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Abstract
The invention provides a waste gas absorption system of an anaesthesia machine, which comprises an air inlet, an air outlet, an air inlet duct, an air outlet duct, an air capacitor and a flow indicating and regulating device, wherein the air inlet is communicated with a waste gas outlet port of an anesthesia respirator; the air outlet is connected with a waste gas processing system of the anaesthesia machine; the upper end of the air inlet duct is communicated with the air inlet; the air outlet duct is arranged in parallel with the air inlet duct and used for communicating with the air outlet; the air capacitor is sheathed outside the air inlet duct and the air outlet duct; the air capacitor comprises a tube with two open ends, wherein the upper end of the tube is provided with an atmosphere through hole penetrating the side wall of the tube and communicated with the atmosphere, and an air capacitor end cover is arranged at the bottom of the air capacitor; the flow indicating and regulating device is provided with an inner air cavity; the flow indicating and regulating device is covered on the upper end of the air capacitor, and the air outlet and the air outlet duct are respectively communicated with the air cavity; and the lower end of the air inlet duct is provided with an air supply port for supplying air to the air capacitor, and the lower part of the air outlet duct is provided with an air outlet hole. The invention also provides an anaesthesia machine, which comprises a waste gas absorption system and an installation plate, and the waste gas absorption system is connected with the installation plate.
Description
Technical field
The present invention relates to medical instruments field, in particular to a kind of anesthetic machine and waste gas absorbing system thereof.
Background technology
At present, the general anesthesia surgical operation mainly contains two kinds of methods of implementing anesthesia: use the anesthesia of intravenous injection or anesthesia respirator.Anesthesia respirator enters people's pulmonary with in the ratio entrained air of anesthetic gases with needs through respiratory system, enters human body by gas exchange, and unnecessary anesthetic gases is discharged from the outlet of respiratory system together with the carbon dioxide of breathing out.The waste gas of discharging from the outlet of anesthesia respiration system will pass through AGSS (waste gas of anesthesia absorption system) and waste gas of anesthesia processing system (having negative-pressure power system usually) usually, is discharged in the atmosphere at last.
The inventor finds that there are the following problems at least in the prior art: in the existing waste gas of anesthesia absorption system, stablizing of the pressure of inspiration(Pi) of the difficult maintenance of existing waste gas of anesthesia absorption system anesthetic machine respiratory system produces harmful effect to the pressure of inspiration(Pi) that the anesthetic machine respiratory system is arranged.
Summary of the invention
The present invention aims to provide a kind of anesthetic machine waste gas absorbing system, to solve pressure of inspiration(Pi) stable that existing waste gas of anesthesia absorption system be difficult for to keep the anesthetic machine respiratory system, the pressure of inspiration(Pi) that the anesthetic machine respiratory system is arranged is produced dysgenic problem.
For this reason, in an embodiment of the present invention, provide a kind of anesthetic machine waste gas absorbing system, having comprised: air inlet is communicated with the outlet port of anesthesia respirator; The gas outlet is connected with the anesthetic machine exhaust treatment system; Air induction conduit, its upper end is communicated with air inlet; Outtake tube, parallel air induction conduit setting is used for being communicated with the gas outlet;
Air-capacitor is set in outside air induction conduit and the outtake tube, and air-capacitor comprises that two ends have open pipe, and the upper end of pipe has sidewall that passes pipe and the big vent hole that is communicated with atmosphere, and the air-capacitor end cap is arranged on the air-capacitor bottom;
Flow indication adjusting device has the internal gas cavity volume, and flow indication adjusting device lid is located at the air-capacitor upper end, and gas outlet, outtake tube are communicated with the gas cavity volume respectively;
The air induction conduit lower end has the air supply opening to the air-capacitor air feed, and the bottom of outtake tube is provided with venthole.
Preferably, flow indication adjusting device comprises: translucent cover base, lid are located at the air-capacitor upper end, and the translucent cover base has gas passage; Translucent cover is arranged on the translucent cover base, has the gas cavity volume in the translucent cover; Indicating device is arranged in the translucent cover; Outtake tube is connected with the translucent cover base respectively with air induction conduit; Outtake tube and gas passage and gas cavity volume are communicated with.
Preferably, flow indication adjusting device also comprises: choke valve, be arranged on the translucent cover top, and choke valve is communicated with gas outlet, gas cavity volume respectively.
Preferably, flow indication adjusting device also comprises: drainage screen is arranged on the top of indicating device.
Preferably, indicating device comprises: float is horizontally set in the translucent cover; The floater guiding bar is vertically in translucent cover.
Preferably, air induction conduit and translucent cover base are spirally connected.
Preferably, outtake tube one end and translucent cover base are spirally connected, and the other end and air-capacitor end cap are spirally connected.
Preferably, flow indication adjusting device also comprises: the attaching nut, be set in the translucent cover top, and choke valve is located among the attaching nut.
Preferably, has suitable slit of discharging condensate water in the air-capacitor between air-capacitor and the air-capacitor end cap.
Preferably, the lower side of air induction conduit is to being provided with air inlet.
The present invention also provides a kind of anesthetic machine, comprise installing plate, foregoing anesthetic machine waste gas absorbing system, anesthetic machine respiratory system, anesthetic machine exhaust treatment system, the anesthetic machine waste gas absorbing system is connected with installing plate and is connected with anesthetic machine respiratory system, anesthetic machine exhaust treatment system respectively.
Because air-capacitor is set in outside air induction conduit and the outtake tube, air inlet and gas outlet all are connected with air-capacitor, the upper end of air-capacitor has sidewall that passes pipe and the big vent hole that is communicated with atmosphere, can the pressure of air inlet and gas outlet effectively be discharged into atmosphere by air-capacitor, guarantee that the pressure of anesthetic machine respiratory system is unaffected.Simultaneously, the air supply opening of air induction conduit is positioned at the air induction conduit lower end, the venthole of outtake tube is positioned at the bottom of outtake tube, air supply opening and venthole close together can guarantee that waste gas of anesthesia in time discharges, and the big vent hole of venthole distance is far away, air-capacitor volume therebetween is much larger than the waste gas of anesthesia amount that may keep in, be difficult to spill into atmosphere by big vent hole from the waste gas of anesthesia of air induction conduit and outtake tube turnover air-capacitor through air supply opening and venthole, spill into problem in the atmosphere easily so the anesthetic machine waste gas absorbing system has overcome waste gas of anesthesia when effectively being discharged into QI KOU and gas outlet pressure, also reached the effect that the waste gas of anesthesia that timely and effectively anesthesia respirator is produced is transferred to the waste gas of anesthesia processing system.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 has schematically shown the cross-section structure according to the anesthetic machine waste gas absorbing system of the embodiment of the invention;
Fig. 2 has schematically shown according to the anesthetic machine waste gas absorbing system of the embodiment of the invention at the airflow route of exhaust gas flow when drawing flow status;
Fig. 3 has schematically shown the airflow route of anesthetic machine waste gas absorbing system when exhaust gas flow equals to draw flow status according to the embodiment of the invention;
Fig. 4 has schematically shown according to the anesthetic machine waste gas absorbing system of the embodiment of the invention at the airflow route of exhaust gas flow when drawing flow status;
Fig. 5 has schematically shown the airflow route of anesthetic machine waste gas absorbing system when not having waste gas to flow into according to the embodiment of the invention;
Fig. 6 has schematically shown the blast structure according to the anesthetic machine waste gas absorbing system of the embodiment of the invention.
The specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
Fig. 1 and Fig. 6 have schematically shown the structure according to the anesthetic machine waste gas absorbing system of the embodiment of the invention.As shown in the figure, a kind of anesthetic machine waste gas absorbing system comprises: air inlet 13, be communicated with the outlet port of anesthesia respirator, and the mode that waste gas of anesthesia can half-sine wave feeds; Gas outlet 3 is connected with anesthetic machine exhaust treatment system (not illustrating separately among the figure), and (for example, the air pump import of) processing system is transported to processing system with constant absorption flow with waste gas to gas outlet 3 common connecting band negative-pressure power systems; Air induction conduit 10, its upper end is communicated with air inlet 13; Outtake tube 9, parallel air induction conduit 10 is provided with, and is used for being communicated with gas outlet 3.
Air-capacitor 8, be set in outside air induction conduit 10 and the outtake tube 9, have on it and lead to atmospheric big vent hole 81 and can keep in the unaffected while of pressure that keeps the anesthetic machine respiratory system and surpass the waste gas that can not in time discharge of drawing flow, avoid spilling into atmosphere to be used for that pressure is discharged into atmosphere.This requires venthole 91 and the volume between the big vent hole 81 in the air-capacitor 8 enough big, guarantee therebetween air-capacitor volume much larger than the waste gas of anesthesia amount that may keep in, the physical dimension that it can be by design air-capacitor 8 and make venthole 91 and the distance between the vent hole 81 greatly far realizes.Air-capacitor 8 comprises that two ends have open pipe, and the upper end of pipe has sidewall that passes pipe and the big vent hole 81 that is communicated with atmosphere, and in the present embodiment, the quantity of big vent hole 81 is 6, certainly, can be adjusted into other numbers as required.Air-capacitor end cap 12 is arranged on air-capacitor 8 bottoms.Air-capacitor 8 can be the pipe of square, rectangle, circle or other shape.The air-capacitor end cap also can be accordingly square, rectangle is circular or other shape.
Flow indication adjusting device is used to indicate the absorption flow size of waste gas absorbing system and can regulate, and it has the internal gas cavity volume to communicate with outtake tube 9.Flow indication adjusting device lid is located at air-capacitor 8 upper ends, and gas outlet 3, outtake tube 9 are communicated with the gas cavity volume respectively.
Because air-capacitor 8, be set in outside air induction conduit 10 and the outtake tube 9, the upper end of air-capacitor 8 has sidewall that passes pipe and the big vent hole 81 that is communicated with atmosphere, and the air supply opening 103 of air induction conduit 10 is positioned at the air induction conduit lower end, the venthole 91 of outtake tube 9 is positioned at the bottom of outtake tube 9, thereby the big vent hole 81 of air supply opening and venthole distance is far away, can guarantee effective cavity volume of enough air-capacitors 8, be difficult to spill into atmosphere by big vent hole 81 from the waste gas of anesthesia of air induction conduit and outtake tube turnover air-capacitor, spill into problem in the atmosphere easily so overcome waste gas of anesthesia through air supply opening and venthole.
In addition, venthole 91 close together of the port of air induction conduit 10 and outtake tube 9, can guarantee that like this air inlet is in time siphoned away by venthole 91, it is resident to reduce waste gas of anesthesia, therefore, the waste gas of anesthesia that can be timely and effectively anesthesia respirator be produced of the present invention absorbs and is transferred to the waste gas of anesthesia processing system.
The physical dimension of air induction conduit 10 and outtake tube 9 and air-capacitor 8 interacts, determined the vapour lock state between gas outlet, operating room atmosphere, the air inlet jointly, thereby guarantee the negative pressure of gas outlet and change to be discharged into atmosphere effectively, can not exert an influence anesthetic machine respiratory system (respiratory system links to each other with air inlet 13).
Preferably, flow indication adjusting device comprises: translucent cover base 14, and lid is located at air-capacitor 8 upper ends, and translucent cover base 14 has gas passage 141,143; Translucent cover 6 is arranged on the translucent cover base 14, has gas cavity volume 61 in the translucent cover 6; Indicating device is arranged in the translucent cover 6; Outtake tube 9 is connected with translucent cover base 14 respectively with air induction conduit 10; Air induction conduit 10 and gas passage 141 are communicated with, and outtake tube 9 and gas passage 143 and gas cavity volume 61 are communicated with.The position that can make things convenient for the anaesthetist to see indicating device that is provided with that flow indication adjusting device adopts translucent cover is convenient to directly perceived the observation and is drawn the flow size.
There is individual flange 147 in the outside, bottom surface of translucent cover base 14, also there is individual flange 127 in the outside above the air-capacitor end cap 12, and by these two flanges, the bottom surface of the top and translucent cover base 14 of air-capacitor 8 fastens, the top fastening of the following and air-capacitor end cap 12 of air-capacitor 8, the common cavity 83 that holds gas that forms.Whether its volume size is directly connected to can produce overflows risk.Preferably, has suitable slit of discharging condensate water in the air-capacitor 8 between air-capacitor 8 and the air-capacitor end cap 12.This structure allows the slit discharge of cavity 83 agglomerative water from 12 of air-capacitor 8 and air-capacitor end caps, can not accumulate.
Preferably, flow indication adjusting device also comprises: choke valve, be arranged on translucent cover 6 tops, and choke valve is communicated with gas outlet 3, gas cavity volume 61 respectively.Choke valve comprises throttling needle 1, throttle valve seat 2, and turn throttling needle can be regulated the flow by air-flow.Can make things convenient for the anaesthetist to adjust the aspiration flow value by choke valve.
Preferably, flow indication adjusting device also comprises: drainage screen 5, be arranged on the top of indicating device, and it can play the effect that filters out dust and impurity, guarantees the cleaning of back-end processing system.
Preferably, indicating device comprises: float 16 is horizontally set in the translucent cover 6; Floater guiding bar 15 is vertically in translucent cover 6.Translucent cover 6 is spirally connected with base 14.Translucent cover can be pyramidal structure, and step is arranged at the endoporus bottom.Float 16 is a top flanged pin pyramidal structure.Float drops on the step surface reposefully when not working, and guarantees jam can not take place when beginning to start.This structure is convenient to stably show the duty of anesthetic machine waste gas absorbing system.
Preferably, air induction conduit 10 is spirally connected with translucent cover base 14, and it can also can adopt screw to connect with being threaded.Outtake tube 9 one ends and translucent cover base 14 are spirally connected, and the other end and air-capacitor end cap 12 are spirally connected, and it can also can adopt screw to connect with being threaded.
The connection that air-capacitor 8, air-capacitor end cap 12, translucent cover base are 14 is finished by two screws of outtake tube 9, connecting plate 11 and air-capacitor end cap bottom surface.Simple in structure like this, easy to assembly.
Wherein, being connected of air inlet 13 and translucent cover base 14, gas outlet are not limited to thread connecting mode with being connected of throttle valve seat, for example, can carry out clamping etc.The direction of turnover gas is not only limited to illustrated direction yet.
Preferably, flow indication adjusting device also comprises: the attaching nut 4, are set in translucent cover 6 tops, and choke valve is located among the attaching nut 4.Gas outlet 3 is installed in throttle valve seat 2 sides by screw thread, and throttle valve seat 2 is pressed abd fixed on the translucent cover 6 by attaching nut 4, thereby gas outlet 3 can freely be adjusted in the position of circumferencial direction.Therefore the relative position of the circumferencial direction of air inlet and gas outlet is also along with free adjustment.
The present invention also provides a kind of anesthetic machine, comprises foregoing anesthetic machine waste gas absorbing system, and anesthetic machine comprises installing plate 7, and the anesthetic machine waste gas absorbing system is connected with installing plate 7, and for example the anesthetic machine waste gas absorbing system is spirally connected by translucent cover base 14 and installing plate 7.Like this, the anesthetic machine waste gas absorbing system just is connected on the anesthetic machine by installing plate 7 and is connected with anesthetic machine respiratory system, anesthetic machine exhaust treatment system respectively.
To shown in Figure 5, use the duty of the anesthetic machine waste gas absorbing system of the embodiment of the invention to have following several as Fig. 2: exhaust gas flow is less than drawing flow, and exhaust gas flow equals to draw flow, and exhaust gas flow is greater than drawing flow, and exhaust gas flow is zero.Arrow is represented gas flow direction among the figure.
It is ideal duty that exhaust gas flow equals to draw flow, just discharges fully at this duty waste gas of anesthesia, can resident generation not overflow risk, can not produce unnecessary influence to the respiratory system (respiratory system links to each other with air inlet 13) of front end again.
When exhaust gas flow when drawing flow, the waste gas that air inlet 13 flows into is through air induction conduit 10, outtake tube 9 inflow gas cavity volumes 61, flow out by gas outlet 3, insufficient flow flows to air-capacitor 8 by atmosphere by big vent hole 81, flow to gas cavity volume 61 through venthole 91 again, together flow out by gas outlet 3 with waste gas, therefore effectively the negative pressure of gas outlet is discharged into atmosphere, this process does not have waste gas to be leaked in the atmosphere.
When exhaust gas flow is zero, the AGSS system does not have waste gas to flow into, this moment, atmosphere flow to air-capacitor 8 by big vent hole 81, flow to gas cavity volume 61 through venthole 91 again, atmosphere in the gas cavity volume 61 flows out by gas outlet 3, the negative pressure of gas outlet is released, and this process does not have waste gas to be leaked in the atmosphere.
When exhaust gas flow when drawing flow, the waste gas part that air inlet 13 flows into is through air induction conduit 10, outtake tube 9 inflow gas cavity volumes 61,3 discharge through the gas outlet, and in the temporary air-capacitor 8 of a part of waste gas, the air on air-capacitor 8 tops flows out by atmosphere perforate 81.The malleation of air inlet 13 discharges by big vent hole 81 like this.In this process, be in the bottom and the air on top is discharged because the density of waste gas, is temporary in the waste gas of air-capacitor 8 greater than air, the volume of air-capacitor 8 is large enough to hold the exhausted air quantity that exceeds, so waste gas can not spill into atmosphere.
Therefore, the pressure that above-mentioned which kind of situation anesthetic machine respiratory system no matter occurs can effectively be discharged into atmosphere, and stablizing of the pressure of inspiration(Pi) of maintenance anesthetic machine respiratory system can not influence the anesthetic machine respiratory system, the situation that waste gas is revealed can not occur yet.
As can be seen from the above description, the above embodiments of the present invention have realized following technique effect:
The waste gas of anesthesia that uses anesthetic machine waste gas absorbing system of the present invention timely and effectively anesthesia respirator to be produced absorbs and is transferred to the waste gas of anesthesia processing system.
Use anesthetic machine waste gas absorbing system of the present invention can the duty and the performance of front end anesthesia respirator not exerted an adverse impact.
Use anesthetic machine waste gas absorbing system of the present invention can avoid waste gas of anesthesia to spill in the operating room atmosphere.
Use anesthetic machine waste gas absorbing system of the present invention can make things convenient for the anaesthetist intuitively to observe and draw the flow size.
Use anesthetic machine waste gas absorbing system of the present invention can make things convenient for the anaesthetist to adjust the aspiration flow value.
Use anesthetic machine waste gas absorbing system air inlet of the present invention and being connected of gas outlet can be more flexible.
Use anesthetic machine waste gas absorbing system of the present invention can avoid fault and the maintenance that causes owing to condensate water.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. an anesthetic machine waste gas absorbing system is characterized in that, comprising:
Air inlet (13) is communicated with the outlet port of anesthesia respirator;
Gas outlet (3) is connected with the anesthetic machine exhaust treatment system;
Air induction conduit (10), its upper end is communicated with described air inlet (13);
Outtake tube (9), parallel described air induction conduit (10) is provided with, and is used for being communicated with described gas outlet (3);
Air-capacitor (8) is set in outside described air induction conduit (10) and the described outtake tube (9), and described air-capacitor (8) comprises that two ends have open pipe, and the upper end of described pipe has sidewall that passes described pipe and the big vent hole (81) that is communicated with atmosphere;
Air-capacitor end cap (12) is arranged on described air-capacitor (8) bottom;
Flow indication adjusting device has the internal gas cavity volume, and described flow indication adjusting device lid is located at described air-capacitor (8) upper end, and described gas outlet (3), described outtake tube (9) are communicated with described gas cavity volume respectively;
Described air induction conduit (10) lower end has the air supply opening (103) to described air-capacitor (8) air feed, and the bottom of described outtake tube (9) is provided with venthole (91).
2. anesthetic machine waste gas absorbing system according to claim 1 is characterized in that, described flow indication adjusting device comprises:
Translucent cover base (14), lid are located at described air-capacitor (8) upper end, and described translucent cover base (14) has gas passage (141,143);
Translucent cover (6) is arranged on the described translucent cover base (14), has described gas cavity volume in the described translucent cover (6);
Indicating device is arranged in the described translucent cover (6);
Described outtake tube (9) is connected with described translucent cover base (14) respectively with described air induction conduit (10); Described outtake tube (9) and described gas passage (141,143) and described gas cavity volume are communicated with.
3. anesthetic machine waste gas absorbing system according to claim 2 is characterized in that, described flow indication adjusting device also comprises:
Choke valve is arranged on described translucent cover (6) top, and described choke valve is communicated with described gas outlet (3), described gas cavity volume respectively.
4. anesthetic machine waste gas absorbing system according to claim 2 is characterized in that, described flow indication adjusting device also comprises:
Drainage screen (5) is arranged on the top of described indicating device.
5. anesthetic machine waste gas absorbing system according to claim 2 is characterized in that, described indicating device comprises:
Float (16) is horizontally set in the described translucent cover (6);
Floater guiding bar (15) is vertically in described translucent cover (6).
6. anesthetic machine waste gas absorbing system according to claim 2 is characterized in that,
Described air induction conduit (10) is spirally connected with described translucent cover base (14).
7. anesthetic machine waste gas absorbing system according to claim 2 is characterized in that,
Described outtake tube (9) one ends and described translucent cover base (14) are spirally connected, and the other end and described air-capacitor end cap (12) are spirally connected.
8. anesthetic machine waste gas absorbing system according to claim 3 is characterized in that, described flow indication adjusting device also comprises:
Attaching nut (4) is set in described translucent cover (6) top, and described choke valve is located among the attaching nut (4).
9. anesthetic machine waste gas absorbing system according to claim 1 is characterized in that,
Has suitable slit of discharging condensate water in the described air-capacitor (8) between described air-capacitor (8) and the air-capacitor end cap (12).
10. anesthetic machine waste gas absorbing system according to claim 1 is characterized in that,
The lower side of described air induction conduit (10) is to being provided with air inlet (101).
11. anesthetic machine, it is characterized in that, comprise installing plate (7), the described anesthetic machine waste gas absorbing system of claim 1 to 10, anesthetic machine respiratory system, anesthetic machine exhaust treatment system, described anesthetic machine waste gas absorbing system is connected with described installing plate (7) and is connected with described anesthetic machine respiratory system, described anesthetic machine exhaust treatment system respectively.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102356293A CN102028995A (en) | 2009-09-30 | 2009-09-30 | Anaesthesia machine and waste gas absorption system thereof |
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| CN2009102356293A CN102028995A (en) | 2009-09-30 | 2009-09-30 | Anaesthesia machine and waste gas absorption system thereof |
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| CN102028995A true CN102028995A (en) | 2011-04-27 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103372254A (en) * | 2012-04-27 | 2013-10-30 | 上海力申科学仪器有限公司 | Waste gas treatment device |
| CN104874066A (en) * | 2014-02-28 | 2015-09-02 | 北京谊安医疗系统股份有限公司 | Air capacity buffer for respirators and respirator comprising same |
| CN106853270A (en) * | 2015-12-09 | 2017-06-16 | 北京谊安医疗系统股份有限公司 | A kind of vapour lock for depressurizing |
| CN112156316A (en) * | 2020-10-13 | 2021-01-01 | 曼陀罗(乳源)医药制造有限公司 | Carbon dioxide absorber |
| WO2022126413A1 (en) * | 2020-12-16 | 2022-06-23 | 深圳迈瑞动物医疗科技有限公司 | Anesthesia machine, veterinary anesthesia machine, and exhaust gas absorption tank support apparatus thereof |
| CN115155167A (en) * | 2022-07-05 | 2022-10-11 | 新郑市公立人民医院(新郑市紧密型医疗卫生共同体总医院) | Clinical anesthetic gas purification device that uses of department of anesthesia |
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| CN103372254A (en) * | 2012-04-27 | 2013-10-30 | 上海力申科学仪器有限公司 | Waste gas treatment device |
| CN103372254B (en) * | 2012-04-27 | 2015-09-02 | 上海力申科学仪器有限公司 | Emission-control equipment |
| CN104874066A (en) * | 2014-02-28 | 2015-09-02 | 北京谊安医疗系统股份有限公司 | Air capacity buffer for respirators and respirator comprising same |
| CN104874066B (en) * | 2014-02-28 | 2018-08-31 | 北京谊安医疗系统股份有限公司 | Gas for lung ventilator holds buffer and with its lung ventilator |
| CN106853270A (en) * | 2015-12-09 | 2017-06-16 | 北京谊安医疗系统股份有限公司 | A kind of vapour lock for depressurizing |
| CN112156316A (en) * | 2020-10-13 | 2021-01-01 | 曼陀罗(乳源)医药制造有限公司 | Carbon dioxide absorber |
| WO2022126413A1 (en) * | 2020-12-16 | 2022-06-23 | 深圳迈瑞动物医疗科技有限公司 | Anesthesia machine, veterinary anesthesia machine, and exhaust gas absorption tank support apparatus thereof |
| CN115155167A (en) * | 2022-07-05 | 2022-10-11 | 新郑市公立人民医院(新郑市紧密型医疗卫生共同体总医院) | Clinical anesthetic gas purification device that uses of department of anesthesia |
| CN115155167B (en) * | 2022-07-05 | 2024-02-09 | 新郑市公立人民医院(新郑市紧密型医疗卫生共同体总医院) | Clinical anesthetic gas purification device that uses of department of anesthesia |
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Application publication date: 20110427 |