CN113398399A

CN113398399A - Conveniently adjust anaesthesia device of anesthetic gas concentration

Info

Publication number: CN113398399A
Application number: CN202110770629.4A
Authority: CN
Inventors: 杨洪光; 赵靓
Original assignee: Qingdao Municipal Hospital
Current assignee: Qingdao Municipal Hospital
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-09-17

Abstract

The invention provides an anesthesia device convenient for adjusting concentration of anesthetic gas, and relates to the technical field of medical instruments. This conveniently adjust anaesthesia apparatus of anesthetic gas concentration, including base and oxygen cylinder support, the base upper end fixedly connected with cabinet body, the external fixed evaporimeter that is provided with in cabinet body upper end, the evaporimeter includes the anesthesia liquid medicine case, the fixed medicine mouth that adds of having seted up in anesthesia liquid medicine case upper end, the first outlet duct of delivery outlet fixedly connected with of evaporimeter, the gaseous humidifying mixing chamber of one end fixedly connected with of evaporimeter is kept away from to first outlet duct, the fixed electron flowmeter that is provided with of terminal surface before the gaseous humidifying mixing chamber. The invention provides an anesthesia device convenient for adjusting the concentration of anesthetic gas, which can enable the anesthetic gas and oxygen to be mixed more uniformly, keep the consistency of the input of the anesthetic gas and the input of the oxygen, flexibly adjust the concentration of the anesthetic gas, and ensure that the concentration adjustment is more accurate and the control is more reliable.

Description

Conveniently adjust anaesthesia device of anesthetic gas concentration

Technical Field

The invention relates to the technical field of medical instruments, in particular to an anesthesia device convenient for adjusting the concentration of anesthetic gas.

Background

Inhalation anesthesia refers to a general anesthesia method generated by absorbing blood into an anesthesia machine through a respiratory system and inhibiting a central nervous system by volatile anesthetic or anesthetic gas, the inhalation anesthetic is little metabolized and decomposed in vivo and mostly discharged out of the body from a lung in an original shape, so the inhalation anesthesia has higher controllability, safety and effectiveness, the anesthesia machine sends the anesthetic into alveolus of a patient through a mechanical loop to form anesthetic gas partial pressure which is directly inhibited on the central nervous system after being dispersed into blood, and the general anesthesia effect is generated, and the anesthesia machine belongs to a semi-open type anesthesia device.

At present, the anaesthesia device that department of anesthesia adopted is disposable anesthesia generally, in case the anesthetic efficiency weakens then need carry out the anesthesia again in the operation, it is very troublesome, and because individual physique is different, present anaesthesia device can't carry out the regulation of narcotic drug concentration according to patient's needs, bring very big inconvenience for patient and medical staff's work, some anaesthesia devices adopt anesthesia induction box and realize the regulation to anesthetic gas concentration to the common complex mode of the velocity of flow when oxygen gets into when adjusting anesthetic gas concentration, this kind of mode is not only extremely troublesome, and the concentration control result is very inaccurate, it is inconvenient to use.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides an anesthesia device which is convenient for adjusting the concentration of anesthetic gas, and solves the problems that the concentration of anesthetic drugs cannot be adjusted according to the needs of patients by the existing anesthesia device, and the concentration of anesthetic drugs cannot be adjusted by some anesthesia devices.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: an anesthesia device convenient for adjusting concentration of anesthetic gas comprises a base and an oxygen bottle support, wherein the upper end of the base is fixedly connected with a cabinet body, the outer part of the upper end of the cabinet body is fixedly provided with an evaporator, the evaporator comprises an anesthetic liquid box, the upper end of the anesthetic liquid box is fixedly provided with a dosing port, an output port of the evaporator is fixedly connected with a first outlet pipe, one end of the first outlet pipe, far away from the evaporator, is fixedly connected with a gas humidification mixing chamber, the front end surface of the gas humidification mixing chamber is fixedly provided with an electronic flowmeter, the lower end of the gas humidification mixing chamber is fixedly connected with a second outlet pipe, the lower end of the side wall of the cabinet body is fixedly connected with a first connecting seat, one end of the first connecting seat, far away from the cabinet body, is fixedly connected with an external respiration device, one end of the second outlet pipe, far away from the gas humidification mixing chamber, penetrates through the first connecting seat and is fixedly connected with the external respiration device, the front end face of the external breathing device is fixedly connected with an breathing tube and an expiration tube, one end of the breathing tube and the expiration tube far away from the external breathing device is fixedly connected with a breathing mask, two sides of the breathing mask are fixedly connected with fixing belts, the front end of the breathing mask is fixedly provided with a sealing gasket, the lower end of the external breathing device is fixedly provided with a waste gas absorption tank, the middle part of the external breathing device is fixedly connected with a gas return tube, one end of the gas return tube far away from the external breathing device penetrates through a first connecting seat and extends into the cabinet body and is fixedly connected with a waste gas absorption cavity, the rear end of the waste gas absorption cavity is fixedly connected with a negative pressure pump, the output end of the negative pressure pump is communicated with the outer side of the cabinet body, the upper end of one side of the cabinet body close to the external breathing device is fixedly connected with a second connecting seat, one end of the second connecting seat far away from the cabinet body is rotatably connected with a monitor, and the front end of the monitor is fixedly provided with a display screen and a control panel, the fixed oxygen gas bomb that is provided with in oxygen cylinder support upper end, oxygen gas bomb upper end fixedly connected with connecting device, connecting device tip fixedly connected with reinforced hose, reinforced hose keeps away from connecting device's one end and passes through mount pad fixedly connected with oxygen intake pipe, the oxygen intake pipe runs through cabinet side wall and gas humidifying mixing chamber lateral wall and stretches into inside the gas humidifying mixing chamber.

Preferably, the four corners of the lower end of the base are fixedly provided with self-locking universal wheels.

Preferably, the lower end of the oxygen cylinder support is fixedly provided with a travelling wheel.

Preferably, two storage drawers are fixedly arranged at the lower end of the cabinet body.

Preferably, a first flow regulating valve is fixedly arranged on the first air outlet pipe, and a second flow regulating valve is fixedly arranged on the oxygen inlet pipe.

Preferably, a first pressure gas source meter and a second pressure gas source meter are fixedly arranged at the lower end of the electronic flowmeter.

Preferably, the oxygen inlet pipe is fixedly provided with a plurality of gas distribution micropores at the lower end of the pipe body in the gas humidification and mixing chamber.

Preferably, the monitor is electrically connected with the inside of the cabinet body through a connecting wire.

Preferably, the joints of the breathing mask and the exhalation pipe and the inhalation pipe are both fixedly provided with gas one-way valves.

The working principle is as follows: when the anesthesia device convenient for adjusting the concentration of anesthetic gas is used, a patient clings a breathing mask to the face of the patient through a fixing band and is sealed through a sealing gasket, then anesthetic liquid medicine is evaporated through an evaporator, oxygen in an oxygen tank enters an external respiration device through a second outlet pipe after humidification mixing treatment of a gas humidification mixing chamber, a first flow valve and a second flow valve can flexibly adjust the input amount of the oxygen and the anesthetic gas, an electronic flowmeter arranged outside the gas humidification mixing chamber can measure the flow of the oxygen and the anesthetic gas and can also detect the pressure, then air suction operation is carried out through an air suction pipe on the external respiration device, the gas exhaled by the patient enters an exhaust gas absorption tank through an exhalation pipe for pretreatment, then enters an exhaust gas absorption cavity for absorption and purification, and the exhaled gas can be purified, monitored control system can monitor patient's rhythm of the heart, oxyhemoglobin saturation, pulse rate, blood pressure, respiratory state, body temperature etc. and show through the display, make medical personnel can in time master patient's state, thereby the accuracy deals with proruption situation, gaseous check valve makes to breathe in and exhale each other and does not influence, waste gas absorption tank and waste gas adsorb the chamber and can handle expired gas, prevent to be inhaled by medical personnel and cause harm to the health, also prevent to cause the pollution to the ambient air, environmental protection more.

(III) advantageous effects

The invention provides an anesthesia device which is convenient for adjusting the concentration of anesthetic gas. The method has the following beneficial effects:

1. the invention provides an anesthesia device convenient for adjusting concentration of anesthetic gas, which mixes oxygen and anesthetic gas in a gas humidification mixing chamber, wherein the part of an oxygen inlet pipe in the gas humidification mixing chamber is spiral, and the lower end of the oxygen inlet pipe is provided with a plurality of gas distribution micropores, so that the anesthetic gas and the oxygen can be mixed more uniformly, and the input consistency of the anesthetic gas and the oxygen is kept.

2. The invention provides an anesthesia device convenient for adjusting concentration of anesthetic gas, which can flexibly adjust input amount of oxygen and anesthetic gas through the arrangement of a first flow valve and a second flow valve, and display the flow of the input gas through an arranged electronic flow meter, thereby adjusting the concentration of anesthetic gas, and the concentration adjustment is more accurate and the control is more convenient and reliable.

3. The invention provides an anesthesia device convenient for adjusting the concentration of anesthetic gas, which can monitor the heart rate, the blood oxygen saturation, the pulse rate, the blood pressure, the respiratory state, the body temperature and the like of a patient by arranging a monitor, and can lead medical staff to timely master the state of the patient through the display, thereby accurately coping with sudden situations and having higher use safety.

4. The invention provides an anesthesia device capable of conveniently adjusting concentration of anesthetic gas, wherein the inhalation and exhalation of the anesthetic gas are carried out through a breathing mask, a gas one-way valve is arranged, the inhalation and exhalation are not affected mutually, the exhaled waste gas is treated through an arranged waste gas absorption tank and a waste gas absorption cavity, a negative pressure pump provides absorption power, so that the gas exhaled by a patient can be absorbed and treated in time, the harm to the body caused by the inhalation of medical personnel is prevented, the pollution to the surrounding air is also prevented, and the anesthesia device is more environment-friendly.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic diagram of the internal structure of the gas humidification and mixing chamber of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 5 is an enlarged view taken at B of FIG. 2 in accordance with the present invention;

FIG. 6 is a schematic view of a respiratory mask of the present invention;

fig. 7 is a schematic structural view of an evaporator of the present invention.

Wherein, 1, a base; 2. a cabinet body; 3. a self-locking universal wheel; 4. a storage drawer; 5. an oxygen cylinder support; 6. a traveling wheel; 7. an oxygen cylinder; 8. a connecting device; 9. a reinforced hose; 10. a mounting seat; 11. an evaporator; 12. a first air outlet pipe; 13. a first flow regulating valve; 14. a gas humidification mixing chamber; 15. an electronic flow meter; 16. a monitor; 17. a first pressure air source meter; 18. a second pressure air source meter; 19. a respiratory mask; 20. an oxygen inlet pipe; 21. a second flow regulating valve; 22. a second air outlet pipe; 23. an air return pipe; 24. an exhaust gas adsorption chamber; 25. a negative pressure pump; 26. gas distribution micropores; 27. an external breathing apparatus; 28. an exhalation tube; 29. an air intake duct; 30. an exhaust gas absorption tank; 31. a first connecting seat; 32. a second connecting seat; 33. a display screen; 34. a control panel; 35. connecting a lead; 36. a gas check valve; 37. a gasket; 38. fixing belts; 39. an anesthetic solution tank; 40. and a medicine adding port.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

as shown in FIGS. 1 to 7, an anesthesia apparatus for conveniently adjusting the concentration of anesthetic gas provided by the embodiments of the present invention comprises a base 1 and an oxygen bottle support 5, wherein a cabinet 2 is fixedly connected to the upper end of the base 1, an evaporator 11 is fixedly disposed outside the upper end of the cabinet 2, the evaporator 11 comprises an anesthetic liquid box 39, a drug feeding port 40 is fixedly disposed at the upper end of the anesthetic liquid box 39, a first outlet pipe 12 is fixedly connected to an output port of the evaporator 11, a gas humidification mixing chamber 14 is fixedly connected to one end of the first outlet pipe 12 away from the evaporator 11, an electronic flowmeter 15 is fixedly disposed on the front end surface of the gas humidification mixing chamber 14, a second outlet pipe 22 is fixedly connected to the lower end of the gas humidification mixing chamber 14, a first connection seat 31 is fixedly connected to the lower end of the side wall of the cabinet 2, an external respiration apparatus 27 is fixedly connected to one end of the first connection seat 31 away from the cabinet 2, and one end of the second outlet pipe 22 away from the gas humidification The front end face of the external breathing device 27 is fixedly connected with an inhalation tube 29 and an exhalation tube 28, one ends of the inhalation tube 29 and the exhalation tube 28 far away from the external breathing device 27 are fixedly connected with a breathing mask 19, two sides of the breathing mask 19 are both fixedly connected with fixing belts 38, the front end of the breathing mask 19 is fixedly provided with a sealing gasket 37, the lower end of the external breathing device 27 is fixedly provided with a waste gas absorption tank 30, the middle part of the external breathing device 27 is fixedly connected with a gas return tube 23, one end of the gas return tube 23 far away from the external breathing device 27 penetrates through a first connecting seat 31 and extends into the cabinet body 2 and is fixedly connected with a waste gas adsorption cavity 24, the rear end of the waste gas adsorption cavity 24 is fixedly connected with a negative pressure pump 25, the output end of the negative pressure pump 25 is communicated with the outer side of the cabinet body 2, the upper end of one side of the cabinet body 2 close to the external breathing device 27 is fixedly connected with a second connecting seat 32, one end of the second connecting seat 32 far away from the cabinet body 2 is rotatably connected with a monitor 16, the fixed display screen 33 and the control panel 34 that are provided with in monitor 16 front end, the fixed oxygen gas bomb 7 that is provided with in oxygen cylinder support 5 upper end, oxygen gas bomb 7 upper end fixedly connected with connecting device 8, 8 end fixedly connected with reinforced hose 9 of connecting device, reinforced hose 9 keeps away from connecting device 8's one end and passes through mount pad 10 fixedly connected with oxygen intake pipe 20, oxygen intake pipe 20 runs through cabinet 2 lateral wall and 14 lateral walls of gas humidifying mixing chamber and stretches into inside gas humidifying mixing chamber 14.

All fixed auto-lock universal wheel 3 that is provided with in base 1 lower extreme four corners department, the fixed walking wheel 6 that is provided with of 5 lower extremes of oxygen cylinder support, the fixed two storage drawers 4 that are provided with of the cabinet body 2 lower extreme, the fixed first flow control valve 13 that is provided with on first outlet duct 12, the fixed second flow control valve 21 that is provided with on the oxygen intake pipe 20, the fixed pressure air supply table 17 and the pressure air supply table two 18 that are provided with of electron flowmeter 15 lower extreme, a plurality of gas distribution micropores 26 have been seted up to oxygen intake pipe 20 at the inside body lower extreme of gas humidifying mixing chamber 14 is fixed, monitor 16 is through connecting wire 35 and the inside electric connection of the cabinet body 2, respiratory mask 19 all fixes being provided with gaseous check valve 36 with the junction of expiratory tube 28 and breathing pipe 29.

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.

Claims

1. The utility model provides a conveniently adjust anaesthesia device of anesthetic gas concentration, includes base (1) and oxygen cylinder support (5), its characterized in that: the improved cabinet is characterized in that the upper end of the base (1) is fixedly connected with the cabinet body (2), an evaporator (11) is fixedly arranged outside the upper end of the cabinet body (2), the evaporator (11) comprises an anesthetic liquid box (39), a chemical feeding port (40) is fixedly formed in the upper end of the anesthetic liquid box (39), a delivery outlet of the evaporator (11) is fixedly connected with a first outlet pipe (12), one end, far away from the evaporator (11), of the first outlet pipe (12) is fixedly connected with a gas humidifying mixing chamber (14), an electronic flowmeter (15) is fixedly arranged on the front end face of the gas humidifying mixing chamber (14), the lower end of the gas humidifying mixing chamber (14) is fixedly connected with a second outlet pipe (22), the lower end of the side wall of the cabinet body (2) is fixedly connected with a first connecting seat (31), one end, far away from the cabinet body (2), of the first connecting seat (31) is fixedly connected with an external breathing device (27), one end, far away from the gas humidifying and mixing chamber (14), of the second air outlet pipe (22) penetrates through the first connecting seat (31) and is fixedly connected with the external breathing device (27), the front end face of the external breathing device (27) is fixedly connected with an air suction pipe (29) and an air expiration pipe (28), one end, far away from the external breathing device (27), of the air suction pipe (29) and the air expiration pipe (28) is fixedly connected with a breathing mask (19), two sides of the breathing mask (19) are both fixedly connected with fixing belts (38), the front end of the breathing mask (19) is fixedly provided with a sealing gasket (37), the lower end of the external breathing device (27) is fixedly provided with a waste gas absorption tank (30), the middle part of the external breathing device (27) is fixedly connected with an air return pipe (23), one end, far away from the external breathing device (27), of the air return pipe (23 penetrates through the first connecting seat (31) and extends into the cabinet body (2) and is fixedly connected with a waste gas absorption cavity (24), the rear end of the waste gas adsorption cavity (24) is fixedly connected with a negative pressure pump (25), the output end of the negative pressure pump (25) is communicated with the outer side of the cabinet body (2), one side upper end of the cabinet body (2) close to the outer breathing device (27) is fixedly connected with a second connecting seat (32), one end of the cabinet body (2) far away from the second connecting seat (32) is rotatably connected with a monitor (16), the front end of the monitor (16) is fixedly provided with a display screen (33) and a control panel (34), the upper end of the oxygen bottle bracket (5) is fixedly provided with an oxygen gas storage bottle (7), the upper end of the oxygen gas storage bottle (7) is fixedly connected with a connecting device (8), the end part of the connecting device (8) is fixedly connected with a reinforced hose (9), one end of the reinforced hose (9) far away from the connecting device (8) is fixedly connected with an oxygen gas inlet pipe (20) through a mounting seat (10), the oxygen inlet pipe (20) penetrates through the side wall of the cabinet body (2) and the side wall of the gas humidification mixing chamber (14) and extends into the gas humidification mixing chamber (14).

2. The anesthesia apparatus of claim 1, wherein: the four corners of the lower end of the base (1) are fixedly provided with self-locking universal wheels (3).

3. The anesthesia apparatus of claim 1, wherein: and a travelling wheel (6) is fixedly arranged at the lower end of the oxygen cylinder bracket (5).

4. The anesthesia apparatus of claim 1, wherein: two storage drawers (4) are fixedly arranged at the lower end of the cabinet body (2).

5. The anesthesia apparatus of claim 1, wherein: a first flow regulating valve (13) is fixedly arranged on the first air outlet pipe (12), and a second flow regulating valve (21) is fixedly arranged on the oxygen inlet pipe (20).

6. The anesthesia apparatus of claim 1, wherein: and a first pressure air source meter (17) and a second pressure air source meter (18) are fixedly arranged at the lower end of the electronic flowmeter (15).

7. The anesthesia apparatus of claim 1, wherein: the oxygen inlet pipe (20) is fixedly provided with a plurality of gas distribution micropores (26) at the lower end of the pipe body in the gas humidification mixing chamber (14).

8. The anesthesia apparatus of claim 1, wherein: the monitor (16) is electrically connected with the inside of the cabinet body (2) through a connecting wire (35).

9. The anesthesia apparatus of claim 1, wherein: and gas one-way valves (36) are fixedly arranged at the joints of the breathing mask (19) and the expiration pipe (28) and the inspiration pipe (29).