阅读说明：本技术 一种麻醉剂蒸发器 (Anesthetic evaporator ) 是由 刘树鹏 彭井印 于 2021-06-09 设计创作，主要内容包括：本发明涉及医疗设备技术领域,具体为一种麻醉剂蒸发器,包括麻醉剂储存室,所述的麻醉剂储存室的一端设置有透明观测板,所述的麻醉剂储存室的内部设置有药芯棉,所述的药芯棉的顶端设置有加热室,所述的加热室的内部设置有加热丝,所述的加热室的表面设置有隔温板,所述的隔温板和固定架固定连接。本发明的优点在于：使蒸发的麻醉剂和新鲜的空气进行初步混合,通过加热室内部和混合室内部的气压差使麻醉剂气体进入混合室,通过输气管将新鲜空气导入混合室,对麻醉剂和空气进行配比,通过控制第一电动伸缩杆和第二电动伸缩杆,带动控制板和隔离板移动,对出气管和输气管的流量进行控制,能够有效的对麻醉剂的混合效率和混合比例进行调节。(The invention relates to the technical field of medical equipment, in particular to an anesthetic evaporator which comprises an anesthetic storage chamber, wherein one end of the anesthetic storage chamber is provided with a transparent observation plate, the anesthetic storage chamber is internally provided with drug core cotton, the top end of the drug core cotton is provided with a heating chamber, the heating chamber is internally provided with a heating wire, the surface of the heating chamber is provided with a heat insulation plate, and the heat insulation plate is fixedly connected with a fixing frame. The invention has the advantages that: make the anesthetic and the fresh air of evaporation carry out preliminary mixing, make anesthetic gas get into the mixing chamber through the inside atmospheric pressure difference of heating chamber and mixing chamber inside, through the gas-supply pipe with the leading-in mixing chamber of fresh air, carry out the ratio to anesthetic and air, through controlling first electric telescopic handle and second electric telescopic handle, drive control panel and division board remove, control the flow of outlet duct and gas-supply pipe, can effectually adjust the mixing efficiency and the mixing proportion of anesthetic.)

1. An anesthetic vaporizer, comprising: comprises a fixed frame (1), one end of the fixed frame (1) is fixedly connected with a medicine feeding frame (2), one end of the dosing frame (2) is in threaded connection with a dosing cover (3), one end of the dosing cover (3) is lapped with a sealing cover (4), the surface of the sealing cover (4) is sleeved with a guide pipe (5), one end of the guide pipe (5) is provided with an anesthetic storage chamber (6), one end of the anesthetic storage chamber (6) is provided with a transparent observation plate (7), the inside of the anesthetic storage chamber (6) is provided with a drug core cotton (8), a heating chamber (9) is arranged at the top end of the medicine core cotton (8), a heating wire (10) is arranged inside the heating chamber (9), the surface of the heating chamber (9) is provided with a heat insulation plate (11), and the heat insulation plate (11) is fixedly connected with the fixing frame (1);

one end of the heating chamber (9) is fixedly connected with an air inlet pipe (12), one end of the air inlet pipe (12) is fixedly connected with a booster air pump (13), an air inlet of the booster air pump (13) is provided with an air inlet pipe (14), a filter screen (15) is lapped inside the air inlet pipe (14), one end of the filter screen (15) is lapped with a fixing plate (16), the other end of the heating chamber (9) is provided with an air outlet pipe (17), one end of the air outlet pipe (17) is provided with a control plate (18), one end of the control plate (18) is fixedly connected with a first electric telescopic rod (19), the top end of the control plate (18) is provided with a mixing chamber (20), one end of the mixing chamber (20) is provided with a separation plate (21), one end of the separation plate (21) is fixedly connected with a second electric telescopic rod (22), one end of the second electric telescopic rod (22) is fixedly connected with the fixed frame (1), one end of the isolation plate (21) is provided with an air pipe (23), and one end of the air pipe (23) is fixedly connected with the air inlet pipe (14);

the top of mixing chamber (20) be provided with conveyer pipe (24), the one end fixedly connected with external hose (25) of conveyer pipe (24), the handheld shower nozzle (26) of one end fixedly connected with of external hose (25), the surface of conveyer pipe (24) be provided with low temperature room (27), the bottom swing joint of low temperature room (27) have baffle (28), the top threaded connection of low temperature room (27) have protection end cover (29).

2. An anesthetic vaporizer as claimed in claim 1, wherein: the top of adding medicine frame (2) be provided with the screw hole of adding medicine lid (3) looks adaptation, the one end of adding medicine lid (3) be provided with the U-shaped handle, the other end of adding medicine lid (3) seted up the constant head tank, the one end of sealed lid (4) be provided with the boss of constant head tank looks adaptation, the diameter of sealed lid (4) other end and the internal diameter looks adaptation of stand pipe (5), stand pipe (5) be located the inside of adding medicine frame (2).

3. An anesthetic vaporizer as claimed in claim 1, wherein: anesthetic apotheca (6) set up in the bottom of mount (1), transparent observation board (7) and mount (1) fixed connection, the bottom of medicine core cotton (8) be located the inside of anesthetic apotheca (6), medicine core cotton (8) run through thermal-insulated board (11), heater strip (10) and mount (1) fixed connection.

4. An anesthetic vaporizer as claimed in claim 1, wherein: the air inlet pipe (12) is arranged in the fixing frame (1), the air inlet pipe (12) is arranged above the heating chamber (9), the booster pump (13) is arranged above the air inlet pipe (12), and the air inlet pipe (14) is arranged at the top end of the fixing frame (1).

5. An anesthetic vaporizer as claimed in claim 1, wherein: the diameter of filter screen (15) be greater than the diameter of air-supply line (14), the external diameter of fixed plate (16) and the diameter looks adaptation of filter screen (15), the internal diameter of fixed plate (16) be greater than the diameter of air-supply line (14), the one end at mount (1) top seted up with the spacing draw-in groove of fixed plate (16) looks adaptation, fixed plate (16) and mount (1) joint each other.

6. An anesthetic vaporizer as claimed in claim 1, wherein: outlet duct (17) be located the top of heating chamber (9), control panel (18) be located the top of outlet duct (17), the one end of control panel (18) seted up with the fixed slot of first electric telescopic handle (19) looks adaptation, the one end and mount (1) fixed connection of first electric telescopic handle (19), mixing chamber (20) be located the top of control panel (18).

7. An anesthetic vaporizer as claimed in claim 1, wherein: division board (21) and control panel (18) mutually perpendicular, the one end of division board (21) seted up the fixed slot with second electric telescopic handle (22) looks adaptation, gas-supply pipe (23) set up in the middle part of mount (1), gas-supply pipe (23) set up to ㄣ shapes.

8. An anesthetic vaporizer as claimed in claim 1, wherein: the conveying pipe (24) is a bent pipe, the conveying pipe (24) is located inside the low-temperature chamber (27), an output notch is formed in the bottom of the low-temperature chamber (27), a threaded hole matched with the protective end cover (29) is formed in the top of the low-temperature chamber (27), and the size of the baffle (28) is larger than that of the output notch.

Technical Field

The invention relates to the technical field of medical equipment, in particular to an anesthetic evaporator.

Background

The anesthetic vaporizer is the most important component of the anesthesia machine, and the quality of the anesthetic vaporizer is directly related to success and failure of operation and safety of patients. The anesthetic vaporizer is a device that vaporizes a liquid anesthetic agent and outputs the vaporized liquid anesthetic agent in a gaseous form. In medical work, an ideal vaporizer should satisfy the following two points: firstly, the steam pressure in the evaporator should be kept constant; secondly, the proportion of the air flow above the volatile anesthetic container and the dilution air flow should be error-free or controllable. In fact, overcoming the former problem is much more difficult than the latter, since the environment and the vapor pressure in the evaporator are affected by many factors. There are also problems with the widespread use of anesthetic vaporizers in the market today:

1. when the existing anesthetic evaporator is used, the temperature of the evaporator is reduced along with time, the existing anesthetic evaporator is easily influenced by the environmental temperature, the mixing of anesthetic is inconvenient to adjust, and the use is very inconvenient;

2. the temperature of the anesthetic is higher after the anesthetic is evaporated by the existing anesthetic evaporator, the anesthetic cannot be effectively cooled, the human body is easily scalded, and the safety is lower.

Disclosure of Invention

The object of the present invention is to overcome the disadvantages of the prior art and to provide an anesthetic vaporizer.

The purpose of the invention is realized by the following technical scheme: an anesthetic evaporator comprises a fixing frame, wherein one end of the fixing frame is fixedly connected with a medicine adding frame, one end of the medicine adding frame is in threaded connection with a medicine adding cover, one end of the medicine adding cover is connected with a sealing cover in an overlapping mode, a guide pipe is sleeved on the surface of the sealing cover, one end of the guide pipe is provided with an anesthetic storage chamber, one end of the anesthetic storage chamber is provided with a transparent observation plate, core cotton is arranged inside the anesthetic storage chamber, a heating chamber is arranged at the top end of the core cotton, a heating wire is arranged inside the heating chamber, a heat insulation plate is arranged on the surface of the heating chamber, the heat insulation plate is fixedly connected with the fixing frame, the anesthetic storage amount inside the anesthetic storage chamber is observed through the transparent observation plate, the medicine adding cover is separated from the medicine adding frame through threaded transmission, and the sealing cover is taken out of the guide pipe, the anesthetic is added into the anesthetic storage chamber through the guide pipe, the storage amount of the anesthetic can be effectively added, the temperature inside the heating chamber can be isolated from the outside through the heat insulation plate, the heating chamber is prevented from being affected by the outside temperature, and resource consumption is reduced;

one end of the heating chamber is fixedly connected with an air inlet pipe, one end of the air inlet pipe is fixedly connected with a booster air pump, an air inlet of the booster air pump is provided with an air inlet pipe, a filter screen is lapped inside the air inlet pipe, one end of the filter screen is lapped with a fixing plate, the other end of the heating chamber is provided with an air outlet pipe, one end of the air outlet pipe is provided with a control plate, one end of the control plate is fixedly connected with a first electric telescopic rod, the top end of the control plate is provided with a mixing chamber, one end of the mixing chamber is provided with a separation plate, one end of the separation plate is fixedly connected with a second electric telescopic rod, one end of the second electric telescopic rod is fixedly connected with the fixing frame, one end of the separation plate is provided with an air pipe, one end of the air pipe is fixedly connected with the air inlet pipe, and air entering the evaporator is filtered through the filter screen, impurities are prevented from entering the evaporator;

the top of mixing chamber be provided with the conveyer pipe, the external hose of one end fixedly connected with of conveyer pipe, the handheld shower nozzle of one end fixedly connected with of external hose, the surface of conveyer pipe be provided with the low temperature room, the bottom swing joint of low temperature room have the baffle, the top threaded connection of low temperature room have the protection end cover, be convenient for prolong the distance that anesthetic used through external hose, be convenient for manually adjust the position that anesthetic used through handheld shower nozzle, change the cryogenic liquids of low temperature indoor portion through opening and shutting of baffle and protection end cover.

Preferably, the top of medicine adding frame be provided with the screw hole of medicine adding cover looks adaptation, the one end of medicine adding cover be provided with the U-shaped handle, the other end of medicine adding cover seted up the constant head tank, the one end of sealed lid be provided with the boss of constant head tank looks adaptation, the diameter of the sealed lid other end and the internal diameter looks adaptation of stand pipe, the stand pipe be located the inside of medicine adding frame, be convenient for manually carry out the dismouting to adding medicine cover and sealed lid, improve the convenience of using.

Preferably, the anesthetic apotheca set up in the bottom of mount, transparent observation board and mount fixed connection, the cotton bottom of medicine core be located the inside of anesthetic apotheca, the cotton heat insulating board that runs through of medicine core, heater strip and mount fixed connection, the heater strip of being convenient for heats the heating chamber, is convenient for evaporate the anesthetic of the cotton inside of medicine core.

Preferably, the intake pipe set up in the inside of mount, the intake pipe be located the top of heating chamber, the booster pump be located the top of intake pipe, the intake stack set up in the inside top of mount, form pressure differential through the pressure boost and be convenient for with the inside of gaseous leading-in heating chamber.

Preferably, the diameter of filter screen be greater than the diameter of air-supply line, the external diameter of fixed plate and the diameter looks adaptation of filter screen, the internal diameter of fixed plate be greater than the diameter of air-supply line, the one end at fixed bolster top seted up with the spacing draw-in groove of fixed plate looks adaptation, fixed plate and the mutual joint of mount, be convenient for fix the filter screen, conveniently carry out the dismouting to fixed plate and filter screen, be convenient for change the filter screen, guarantee filtration efficiency.

Preferably, the outlet duct be located the top of heating chamber, the control panel be located the top of outlet duct, the one end of control panel set up the fixed slot with first electric telescopic handle looks adaptation, first electric telescopic handle's one end and mount fixed connection, the mixing chamber be located the top of control panel, can control outlet duct entering mixing chamber efficiency.

Preferably, division board and control panel mutually perpendicular, the one end of division board seted up with the fixed slot of second electric telescopic handle looks adaptation, the gas-supply pipe set up in the middle part of mount, the gas-supply pipe set up to ㄣ shapes, can separate the inside fresh air of gas-supply pipe, make partly air directly go into the mixing chamber.

Preferably, the conveyer pipe set up to crooked pipe, increase the area of contact of anesthetic and low temperature chamber, the conveyer pipe be located the inside of low temperature chamber, the bottom of low temperature chamber seted up the output notch, the top of low temperature chamber seted up with the screw hole of protection end cover looks adaptation, the baffle size be greater than the size of output notch, be convenient for cool down the anesthetic of output.

The invention has the following advantages:

1. the anesthetic evaporator absorbs anesthetic in an anesthetic storage chamber through the medicine core cotton into a heating chamber, the inside of the heating chamber is heated through a heating wire, the temperature inside the heating chamber is guaranteed to be constant, the anesthetic evaporation efficiency can be effectively guaranteed, the influence of the ambient temperature on the anesthetic evaporation is avoided, fresh air is introduced into the heating chamber through an air inlet pipe, the air pressure inside the heating chamber is increased, the evaporated anesthetic and the fresh air are primarily mixed, anesthetic gas enters a mixing chamber through the air pressure difference inside the heating chamber and the mixing chamber, the fresh air is introduced into the mixing chamber through an air pipe, the anesthetic and the air are proportioned, a control panel and an isolation panel are driven to move by controlling a first electric telescopic rod and a second electric telescopic rod, the flow of an air outlet pipe and the air pipe is controlled, the mixing efficiency and the mixing ratio of the anesthetic can be effectively adjusted, the convenience of use of the evaporator is improved.

2. This anesthetic evaporimeter, the anesthetic after making the mixture enters into the conveyer pipe through mixing chamber and external atmospheric pressure difference, make the anesthetic pass through the conveyer pipe through the low temperature chamber, make anesthetic and low temperature indoor portion carry out the heat exchange through the heat transfer, and then the temperature that can effectual reduction anesthetic, spout anesthetic through external hose and handheld shower nozzle, the high temperature that can effectually avoid the anesthetic evaporation leads to the fact the scald to the human body, the security that improves anesthetic evaporimeter and uses, the use of the anesthetic evaporimeter of being convenient for.

Drawings

FIG. 1 is a schematic view of a first structure of the present invention;

FIG. 2 is a second schematic structural diagram of the present invention;

FIG. 3 is a schematic view of a third structure of the present invention;

FIG. 4 is a schematic view of a first cross-sectional structure of the present invention;

FIG. 5 is a schematic diagram of a second cross-sectional structure of the present invention;

FIG. 6 is a schematic view of a third cross-sectional structure of the present invention;

in the figure: 1-a fixed frame, 2-a medicine feeding frame, 3-a medicine feeding cover, 4-a sealing cover, 5-a guide pipe, 6-an anesthetic storage chamber, 7-a transparent observation plate, 8-medicine core cotton, 9-a heating chamber, 10-a heating wire, 11-a thermal insulation plate, 12-an air inlet pipe, 13-a booster pump, 14-an air inlet pipe, 15-a filter screen, 16-a fixed plate, 17-an air outlet pipe, 18-a control plate, 19-a first electric telescopic rod, 20-a mixing chamber, 21-a partition plate, 22-a second electric telescopic rod, 23-an air pipe, 24-a conveying pipe, 25-an external hose, 26-a handheld sprayer, 27-a low temperature chamber, 28-a baffle and 29-a protective end cover.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following.

As shown in fig. 1-6, an anesthetic vaporizer comprises a fixed frame 1, a drug feeding frame 2 is fixedly connected to one end of the fixed frame 1, a drug feeding cover 3 is connected to one end of the drug feeding frame 2 through a screw thread, a sealing cover 4 is connected to one end of the drug feeding cover 3 in a lap manner, a guide pipe 5 is sleeved on the surface of the sealing cover 4, an anesthetic storage chamber 6 is arranged at one end of the guide pipe 5, a transparent observation plate 7 is arranged at one end of the anesthetic storage chamber 6, a drug core cotton 8 is arranged inside the anesthetic storage chamber 6, a heating chamber 9 is arranged at the top end of the drug core cotton 8, a heating wire 10 is arranged inside the heating chamber 9, a thermal insulation plate 11 is arranged on the surface of the heating chamber 9, the thermal insulation plate 11 is fixedly connected with the fixed frame 1, the anesthetic storage amount inside the anesthetic storage chamber 6 is observed through the transparent observation plate 7, the drug feeding cover 3 is separated from the drug feeding frame 2 through a screw thread transmission, the sealing cover 4 is taken out from the guide pipe 5, anesthetic is added into the anesthetic storage chamber 6 through the guide pipe 5, the storage amount of anesthetic can be effectively added, the temperature inside the heating chamber 9 can be isolated from the outside through the heat insulation plate 11, the influence of the outside temperature on the heating chamber 9 is avoided, and the resource consumption is reduced; one end of the heating chamber 9 is fixedly connected with an air inlet pipe 12, one end of the air inlet pipe 12 is fixedly connected with a booster air pump 13, an air inlet of the booster air pump 13 is provided with an air inlet pipe 14, a filter screen 15 is lapped inside the air inlet pipe 14, one end of the filter screen 15 is lapped with a fixing plate 16, the other end of the heating chamber 9 is provided with an air outlet pipe 17, one end of the air outlet pipe 17 is provided with a control plate 18, one end of the control plate 18 is fixedly connected with a first electric telescopic rod 19, the top end of the control plate 18 is provided with a mixing chamber 20, one end of the mixing chamber 20 is provided with a separation plate 21, one end of the separation plate 21 is fixedly connected with a second electric telescopic rod 22, one end of the second electric telescopic rod 22 is fixedly connected with the fixing frame 1, one end of the separation plate 21 is provided with an air inlet pipe 23, one end of the air inlet pipe 23 is fixedly connected with the air inlet pipe 14, air entering the evaporator is filtered through the filter screen 15, impurities are prevented from entering the evaporator; the top end of the mixing chamber 20 is provided with a conveying pipe 24, one end of the conveying pipe 24 is fixedly connected with an external hose 25, one end of the external hose 25 is fixedly connected with a handheld spray head 26, the surface of the conveying pipe 24 is provided with a low-temperature chamber 27, the bottom of the low-temperature chamber 27 is movably connected with a baffle 28, the top end of the low-temperature chamber 27 is in threaded connection with a protective end cover 29, the distance of anesthetic use is conveniently prolonged through the external hose 25, the position of anesthetic use is conveniently adjusted manually through the handheld spray head 26, low-temperature liquid in the low-temperature chamber 27 is replaced through opening and closing of the baffle 28 and the protective end cover 29, the top end of the medicine adding frame 2 is provided with a threaded hole matched with the medicine adding cover 3, one end of the medicine adding cover 3 is provided with a U-shaped handle, the other end of the medicine adding cover 3 is provided with a positioning groove, one end of the sealing cover 4 is provided with a boss matched with the positioning groove, the diameter of the other end of the sealing cover 4 is matched with the inner diameter of the guide pipe 5, the guide pipe 5 is positioned inside the medicine adding frame 2, the medicine adding cover 3 and the sealing cover 4 are conveniently and manually disassembled and assembled, the use convenience is improved, the anesthetic storage chamber 6 is arranged at the bottom end of the fixing frame 1, the transparent observation plate 7 is fixedly connected with the fixing frame 1, the bottom end of the medicine core cotton 8 is positioned inside the anesthetic storage chamber 6, the medicine core cotton 8 penetrates through the heat insulation plate 11, the heating wire 10 is fixedly connected with the fixing frame 1, the heating chamber 9 is conveniently heated by the heating wire 10, the anesthetic inside of the medicine core cotton 8 is conveniently evaporated, the air inlet pipe 12 is arranged inside the fixing frame 1, the air inlet pipe 12 is positioned above the heating chamber 9, the pressurizing air pump 13 is positioned above the air inlet pipe 12, the air inlet pipe 14 is arranged at the top end inside the fixing frame 1, pressure difference is formed by pressurizing, the air is conveniently guided into the heating chamber 9, and the diameter of the filter screen 15 is larger than that of the air inlet pipe 14, the outer diameter of the fixed plate 16 is matched with the diameter of the filter screen 15, the inner diameter of the fixed plate 16 is larger than the diameter of the air inlet pipe 14, one end of the top of the fixed frame 1 is provided with a limiting clamping groove matched with the fixed plate 16, the fixed plate 16 and the fixed frame 1 are clamped with each other, the filter screen 15 is convenient to fix and disassemble, the fixed plate 16 and the filter screen 15 are convenient to replace, the filter efficiency is ensured, the air outlet pipe 17 is positioned above the heating chamber 9, the control panel 18 is positioned above the air outlet pipe 17, one end of the control panel 18 is provided with a fixing groove matched with the first electric telescopic rod 19, one end of the first electric telescopic rod 19 is fixedly connected with the fixed frame 1, the mixing chamber 20 is positioned above the control panel 18, the efficiency of the air outlet pipe 17 entering the mixing chamber 20 can be controlled, the partition plate 21 is perpendicular to the control panel 18, one end of the partition plate 21 is provided with a fixing groove matched with the second electric telescopic rod 22, the gas-supply pipe 23 is seted up in the middle part of mount 1, the gas-supply pipe 23 sets up to ㄣ shape, can separate the inside fresh air of air-supply line 14, make partly air directly go into mixing chamber 20, conveyer pipe 24 sets up to crooked pipe, increase the area of contact of anesthetic and low temperature chamber 27, conveyer pipe 24 is located the inside of low temperature chamber 27, the output notch has been seted up to the bottom of low temperature chamber 27, the screw hole with 29 looks adaptations of protection end cover is seted up at the top of low temperature chamber 27, the size of baffle 28 is greater than the size of output notch, be convenient for cool down the anesthetic of output.

In use, by the steps of:

s1, unscrewing the medicine feeding cover 3, removing the sealing cover 4, and adding the anesthetic into the anesthetic storage chamber;

s2, electrifying the heating wire 10 to heat the heating chamber 9 by the heating wire 10;

s3, starting the booster pump 13 to introduce fresh air into the heating chamber 9 and the mixing chamber 20;

s4, unscrewing a protective end cover 29, and adding low-temperature liquid into the low-temperature chamber 27;

s5, the anesthetic and the air are mixed by the mixing chamber 20, and the anesthetic is discharged through the delivery pipe 24.

The working process of the invention is as follows: the anesthetic in the anesthetic storage chamber 6 is sucked into the heating chamber 9 through the drug core cotton 8, the inside of the heating chamber 9 is heated through the heating wire 10, the temperature inside the heating chamber 9 is guaranteed to be constant, the efficiency of anesthetic evaporation can be effectively guaranteed, the influence of the ambient temperature on anesthetic evaporation is avoided, fresh air is introduced into the heating chamber 9 through the air inlet pipe 12, the air pressure inside the heating chamber 9 is increased, evaporated anesthetic and fresh air are primarily mixed, anesthetic gas enters the mixing chamber through the air pressure difference between the inside of the heating chamber 9 and the inside of the mixing chamber 20, fresh air is introduced into the mixing chamber through the air conveying pipe 23, the anesthetic and the air are proportioned, the control panel 18 and the partition panel 21 are driven to move by controlling the first electric telescopic rod 19 and the second electric telescopic rod 22, and the flow of the air conveying pipe 17 and the air conveying pipe 23 is controlled, can be effectual adjust the mixing efficiency and the mixing proportion of anesthetic, the convenience that the evaporimeter used has been improved, anesthetic through mixing chamber 2 and external air pressure difference messenger after mixing enters into conveyer pipe 24, make anesthetic pass through conveyer pipe 24 through low temperature chamber 27, make anesthetic and 27 inside heat exchanges of low temperature chamber through the heat transfer, and then can the effectual temperature that reduces anesthetic, spout anesthetic through external hose 25 and handheld shower nozzle 26, can effectually avoid the high temperature of anesthetic evaporation to cause the scald to the human body, improve the security that the anesthetic evaporimeter used, the use of the anesthetic evaporimeter of being convenient for.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.