CN209575458U - Ventilator is used in a kind of anesthesia - Google Patents

Abstract

The utility model relates to a kind of anesthesia ventilators, it include cabinet, the box house offers mixing chamber, the first chamber is offered respectively from right-to-left above the mixing chamber, intermediate cavity and the second chamber, pass through the first diaphragm isolating seal between first chamber and intermediate cavity, pass through the second diaphragm isolating seal between second chamber and intermediate cavity, the mixing chamber upper end is connected to intermediate cavity, breather check valve is installed between the mixing chamber and intermediate cavity, the mixing chamber lower end and anesthetic interface and oxygen orifice, the anesthetic interface is installed with atomizer, described first intracavitary is installed with electric telescopic rod, the intermediate cavity is connected to exhaust pipe, exhaust check valve is installed between the intermediate cavity and exhaust pipe, described second intracavitary is installed with push-pull rod.

Description

Ventilator is used in a kind of anesthesia

Technical field

The utility model relates to technical field of medical equipment, ventilator is used in specially a kind of anesthesia.

Background technique

Currently, inhalation anesthesia is the alveolar that anesthetic is sent into patient by mechanical circuit, arcotic gas dispersion is formed Anaesthetize patient, inhalation anesthesia is in anaesthesia process at the same time to blood so that Central nervous system generates inhibiting effect It has to ensure that patient oxygen supply is good, can just anaesthetic effect be made to continue and stablize；And anesthesia respirator by anesthetic gases with The ratio needed is mixed into air, and the lung of people is entered by respiratory system, enters human body by gas exchanges, and extra anesthesia Carbon dioxide with exhalation is discharged from the outlet of respiratory system together.

Chinese patent CN205386270U is disclosed " a kind of Portable surgery anesthetic gas machine ", and structure is simple, closes It is reason, easy to carry, be suitble to small medical place and emergency treatment field to use, but its there are the following problems:

Lack assisted respiartion function, can only duration to patient provide anesthesia gas, be not suitable for have difficulty in breathing patient.

Utility model content

In order to solve the technical problems in background technology, the utility model provides a kind of anesthesia ventilator, energy Three kinds of operating modes are provided, respectively normal mode, automatic assisted breathing mode and human assistance breathing pattern, medical staff can To select different operating modes for different conditions of patients, application scenarios are wider.

The technical scheme adopted by the utility model to solve the technical problem is as follows:

A kind of anesthesia ventilator, includes cabinet, the box house offers mixing chamber, the top of the mixing chamber Offer the first chamber, intermediate cavity and the second chamber respectively from right-to-left, between first chamber and intermediate cavity by the first diaphragm every From sealing, by the second diaphragm isolating seal between second chamber and intermediate cavity, first diaphragm and the second diaphragm are bullet Property film, the mixing chamber upper end are connected to intermediate cavity, and breather check valve is installed between the mixing chamber and intermediate cavity, described Breather check valve can guarantee that the slave mixing chamber of gas unidirectional enters in intermediate cavity, the mixing chamber lower end and anesthetic interface and oxygen Gas orifice, the anesthetic interface are installed with atomizer, and anesthetic can be atomized by the atomizer, and described first is intracavitary Be installed with electric telescopic rod, one end of the electric telescopic rod is fixedly connected with cabinet, the other end of the electric telescopic rod with First diaphragm is fixedly connected, and the intermediate cavity is connected to exhaust pipe, and it is unidirectional that exhaust is installed between the intermediate cavity and exhaust pipe Valve, the exhaust check valve can guarantee that the slave intermediate cavity of gas unidirectional enters in exhaust pipe, and described second intracavitary is installed with push-and-pull Bar, one end of the push-pull rod are fixedly connected with the second diaphragm, and the other end of the push-pull rod stretches out outside cabinet, the push-pull rod It can be installed with handle, control is installed on the cabinet relative to box body-sliding, the one end of the push-pull rod being located at outside cabinet Device, electric telescopic rod and control device are electrically connected.

Further, it is installed with pressure gauge and solenoid valve on the anesthetic interface, is installed with pressure on the oxygen interface Power table and solenoid valve, the pressure gauge are used to monitor the pressure of oxygen and anesthetic entrance, and the solenoid valve can control oxygen With the flow of anesthetic.

Further, bolt is installed on the side wall of the cabinet, the bolt upper end presses on push-pull rod, twists spiral shell Bolt can be by push-pull rod locked and fixed, so that the position of the second diaphragm is fixed, to ensure that the volume of the second chamber remains unchanged.

The utility model has the beneficial effects that

Three kinds of operating modes, respectively normal mode, automatic assisted breathing mode and human assistance breathing pattern are provided, are cured Shield personnel can select different operating modes for different conditions of patients, and application scenarios are wider.

Detailed description of the invention

The present invention will be further described with reference to the accompanying drawings and examples.

Fig. 1 is the main view of the utility model；

Fig. 2 is the partial enlarged view at the location A of Fig. 1.

In figure:

1. anesthetic interface, 2. pressure gauges, 3. breather check valves, 4. oxygen interfaces, 5. mixing chambers, 6. first chambers, 7. electricity Dynamic telescopic rod, 8. first diaphragms, 9. intermediate cavities, 10. exhaust pipes, 11. exhaust check valves, 12. second diaphragms, 13. second chambers, 14. push-pull rod, 15. cabinets, 16. atomizers, 17. valves, 18. bolts.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

A kind of anesthesia ventilator, includes cabinet 15, mixing chamber 5, the mixing chamber 5 is offered inside the cabinet 15 Top offers the first chamber 6, intermediate cavity 9 and the second chamber 13 from right-to-left respectively, passes through between first chamber 6 and intermediate cavity 9 First diaphragm, 8 isolating seal, by 12 isolating seal of the second diaphragm between second chamber 13 and intermediate cavity 9, described first every Film 8 and the second diaphragm 12 are elastic film, and 5 upper end of mixing chamber is connected to intermediate cavity 9, the mixing chamber 5 and intermediate cavity 9 it Between be installed with breather check valve 3, the breather check valve 3 can guarantee that the slave mixing chamber 5 of gas unidirectional enters in intermediate cavity 9, institute It states 5 lower end of mixing chamber to be connected to anesthetic interface 1 and oxygen interface 4, atomizer 16, institute is installed at the anesthetic interface 1 Anesthetic can be atomized by stating atomizer 16, and electric telescopic rod 7, one end of the electric telescopic rod 7 are installed in first chamber 6 It is fixedly connected with cabinet 15, the other end of the electric telescopic rod 7 is fixedly connected with the first diaphragm 8, the intermediate cavity 9 and exhaust Pipe 10 is connected to, and exhaust check valve 11 is installed between the intermediate cavity 9 and exhaust pipe 10, the exhaust check valve 11 can guarantee gas The unidirectional slave intermediate cavity 9 of body enters in exhaust pipe 10, is installed with push-pull rod 14 in second chamber 13, and the one of the push-pull rod 14 End is fixedly connected with the second diaphragm 12, and outside the other end of the push-pull rod 14 stretching cabinet 15, the push-pull rod 14 can be relative to Cabinet 15 slides, and the one end of the push-pull rod 14 being located at outside cabinet 15 is installed with handle, is installed with control on the cabinet 15 Device, electric telescopic rod 7 and control device are electrically connected.

Further, it is installed with pressure gauge 2 and solenoid valve 17 on the anesthetic interface 1, is installed on the oxygen interface 4 There are pressure gauge 2 and solenoid valve 17, the pressure gauge is with 2 in the pressure of monitoring oxygen and anesthetic entrance, 17 energy of solenoid valve Enough control the flow of oxygen and anesthetic.

Further, bolt 18 is installed on the side wall of the cabinet 15,18 upper end of bolt presses on push-pull rod 14 On, twisting bolt 18 can be by 14 locked and fixed of push-pull rod, to fix second every the position of 12 films, to ensure the appearance of the second chamber 13 Product remains unchanged.

Specific works method:

When normal use, anesthetic and oxygen respectively via anesthetic interface 1 and oxygen interface 4 enter in mixing chamber 5 into Row mixing, atomizer 16 can be such that anesthetic is atomized in the process, and mixed gas is via breather check valve 3 in mixing chamber 5 Into intermediate cavity 9, then enter in exhaust pipe 10 through exhaust check valve 11, and be finally conveyed to patient via exhaust pipe 10.

When needing automatic assisted respiartion, electric telescopic rod 7 carries out periodical stretching motion by certain frequency, to drive First diaphragm 8 carries out periodically concave-convex movement, the volume periodically-varied of intermediate cavity 9, to make mixed by certain frequency It anaesthetizes gas periodically to enter in exhaust pipe 10 from intermediate cavity 9, and is finally conveyed to patient via exhaust pipe 10.

When needing human assistance to breathe, medical staff is manually operated push-pull rod 14 and periodically stretch by certain frequency Movement, so that the second diaphragm 12 is driven to move by certain frequency progress is periodically concave-convex, the volume periodically-varied of intermediate cavity 9, To make mixed anesthesia gas periodically enter in exhaust pipe 10 from intermediate cavity 9, and finally it is conveyed to via exhaust pipe 10 Patient.

It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims Property range.

Claims (3)

1. a kind of anesthesia ventilator, it is characterised in that:

Include cabinet (15), offered mixing chamber (5) inside the cabinet (15), from right-to-left above the mixing chamber (5) The first chamber (6), intermediate cavity (9) and the second chamber (13) are offered respectively, by the between first chamber (6) and intermediate cavity (9) One diaphragm (8) isolating seal, it is described by the second diaphragm (12) isolating seal between second chamber (13) and intermediate cavity (9) First diaphragm (8) and the second diaphragm (12) are elastic film,

Mixing chamber (5) upper end is connected to intermediate cavity (9), is installed with air inlet list between the mixing chamber (5) and intermediate cavity (9) To valve (3), the breather check valve (3) can guarantee that the slave mixing chamber (5) of gas unidirectional enters in intermediate cavity (9),

Mixing chamber (5) lower end is connected to anesthetic interface (1) and oxygen interface (4), is installed at the anesthetic interface (1) Having atomizer (16), anesthetic can be atomized by the atomizer (16),

It is installed with electric telescopic rod (7) in first chamber (6), one end and cabinet (15) of the electric telescopic rod (7) are fixed Connection, the other end of the electric telescopic rod (7) are fixedly connected with the first diaphragm (8),

The intermediate cavity (9) is connected to exhaust pipe (10), and it is unidirectional that exhaust is installed between the intermediate cavity (9) and exhaust pipe (10) Valve (11), the exhaust check valve (11) can guarantee that the slave intermediate cavity (9) of gas unidirectional enters in exhaust pipe (10),

It is installed with push-pull rod (14) in second chamber (13), one end and the second diaphragm (12) of the push-pull rod (14) are fixed to be connected It connects, the other end of the push-pull rod (14) stretches out cabinet (15) outside, and the push-pull rod (14) can be slided relative to cabinet (15), institute The one end of cabinet (15) outside that is located at for stating push-pull rod (14) is installed with handle,

Control device is installed on the cabinet (15), electric telescopic rod (7) and control device are electrically connected.

2. a kind of anesthesia ventilator according to claim 1, it is characterised in that:

It is installed with pressure gauge (2) and solenoid valve (17) on the anesthetic interface (1), is installed with pressure on the oxygen interface (4) Power table (2) and solenoid valve (17).

3. a kind of anesthesia ventilator according to claim 1, it is characterised in that:

It is installed with bolt (18) on the side wall of the cabinet (15), bolt (18) upper end presses on push-pull rod (14), twists Turning bolt (18) can be by push-pull rod (14) locked and fixed.