JP3527687B2 - Nebulizer device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a nebulizer device capable of reliably and easily exchanging a chemical liquid container.

[0002]

2. Description of the Related Art A nebulizer device for spraying a drug solution to the otolaryngology is constructed as shown in FIG. In FIG. 5, the patient 22 sits in front of the table body 10 and the hose 2 is attached to the chemical solution ejection port 19 of the panel 29.
0, put the spraying part 21 on the mouth, throat, nose, etc.
The switch provided on the panel 29 is turned on. Then, the compressor 11 operates, and compressed air is sent to the chemical liquid container 40 of the spraying device 15 via the tank 12, the pressure regulator 13, the solenoid valve 14, and the hose 18. In the liquid medicine container 40, the liquid medicine 17 is atomized and sent to the liquid medicine jet port 19 through the connector 16 and the hose 18. The sprayed drug solution is further sprayed from the spray section 21 to the oral cavity, nostrils, throat, etc. via the hose 20.

When the amount of the chemical liquid 17 in the chemical liquid container 40 becomes low due to use or when the chemical liquid container 40 is replaced with another chemical liquid container 40, the tray fitted in the tray fitting hole 24 of the top plate of the table body 10 is inserted. 23, remove both hands from the tray fitting hole 24 to remove the chemical solution container 40 and the hose 18 that are connected by the connector 16, and lift the chemical solution container 40 from the spraying device holding piece 26 of the spraying device mounting table 25 to make a tray. It is taken out of the fitting hole 24. The used chemical solution container 40 is replaced with a new chemical solution container 40, or the chemical solution 17 is replenished, and the chemical solution 17 is re-inserted into the tray fitting hole 24 again. Set to.

[0004]

Usually, the table body 1 is used.
The panel 29 of No. 0 is provided with a plurality of drug solution ejection ports 19, and the drug solution ejection port 19 connected to the drug solution container 40 of the drug solution 17 that matches the intended purpose of the patient 22 is selected and the hose 20 is inserted. The chemical solution is jetted from the spraying section 21.
However, in the conventional nebulizer device, since the plurality of hoses 18 which are respectively connected to the plurality of chemical liquid ejection ports 19 are housed inside the table body 10, the connector 1
If it was separated from the chemical liquid container 40 at the 6th part, there was a risk of misconnection with another hose 18 when reconnecting.

Further, the removal of the liquid medicine container 40 by inserting both hands from the tray fitting hole 24 of the table body 10,
In the mounting operation, if the tray fitting hole 24 is inserted with both hands, the inside becomes difficult to see, resulting in poor workability, and a problem that reliable connection cannot be achieved.

[0006] It is an object of the present invention to provide a nebulizer device in which the drug solution container 40 can be easily removed and attached easily with one hand.

[0007]

According to the present invention, a chemical solution container 40 of a spraying device 15 is detachably held by a spraying device holding piece 26 provided on a spraying device mounting table 25, and a hose 18 is attached to the chemical solution container 40. A nebulizer device comprising a spraying part 21 for spraying a chemical solution via the spraying device mounting table 2
5, a connector holding plate 34 is provided so as to face the spraying device holding piece 26, and the connector holding plate 34 has an L shape, and one end of the connector holding plate 34 is swung by the hinge 31. The hose 18 and the chemical solution container 40 are freely attached to the spraying device mounting table 25, and the other end of the connector holding plate 34 is attached.
A connecting tool 16 for removably connecting and is attached, and a connecting tool holding plate 34 is attached by a coil spring 33 provided on the hinge 31.
Is always urged toward the spraying device holding piece 26 side, and the spraying device holding piece 26 is fixedly attached to the spraying device mounting base 25 together with the seat plate 27.

In the above-mentioned structure, the chemical liquid container 40
When replacing or replenishing the chemical solution 17, the tray 23
Is removed, one hand is inserted through the tray fitting hole 24, and the liquid medicine container 40 is pulled out from the spray device holding piece 26. The removed drug solution container 40 is lifted while tilting the connector holding plate 34 against the coil spring 33 with the hinge 31 as a fulcrum so as to be tilted, and the lifted drug solution container 40 is slightly twisted to pull out the connector. 16 disengages. The removed drug solution container 40 is taken out from the tray fitting hole 24 and the drug solution 17 is replenished or replaced with a new drug solution container 40. The chemical liquid container 40 is inserted again from the tray fitting hole 24, fitted into the connector 16 while keeping it slightly inclined, and press-fitted into the spray device holding piece 26 and set on the seat plate 27. At this time, the connector 16 is biased toward the chemical liquid container 40 side by the coil spring 33 of the hinge 31 via the connector holding plate 34, and liquid leakage is prevented.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION A first embodiment of the present invention will now be described with reference to FIG.
2 and FIG. On the bottom plate 28 below the tray fitting hole 24 of the table body 10, a mounting table holding frame 30 which is slightly smaller than the tray fitting hole 24 is fixedly attached, and on the mounting table holding frame 30,
A spraying device mount 25 is detachably fitted. On the spraying device mounting table 25, a disc-shaped seat plate 27,
The four spray device holding pieces 26 are attached to the outer periphery of the seat plate 27 by 90 pieces.
It is installed at intervals of degrees. This spray device holding piece 2
6 is composed of four leaf springs, the upper part of which is opened like a petal so that the liquid medicine container 40 can be easily removed and set securely.

Further, on the spraying device mounting table 25,
One side of the hinge 31 is attached, an L-shaped connector holding plate 34 is attached to the other side of the hinge 31, and a coil spring 33 wound around a shaft 32 of the hinge 31 keeps the connector holding plate 34 constantly. It is biased toward the seat plate 27. A mounting hole 35 is formed in the upper end portion of the connector holding plate 34, and a screw portion 36 of the connector 16 is inserted into the mounting hole 35 and fixed by a nut 37. A hose 18 is connected to the side opposite to the threaded portion 36 of the connecting tool 16, and the other end of the hose 18 is connected to the chemical solution outlet 19 in FIG. On the side, a male connecting end portion 38 having a taper whose diameter gradually decreases toward the tip is integrally provided.

The spraying device 15 includes the spraying device holding piece 26.
The liquid medicine container 40 is mainly composed of a glass bottle that is fixed on the seat plate 27 when press-fitted into the liquid medicine container 4.
0 is filled with the chemical solution 17 and is closed with a stopper 47. An air injection pipe portion 41 is integrally formed at one end side and a spray discharge pipe portion 46 is integrally formed at the other end side surface of the chemical liquid container 40. In addition, inside the liquid medicine container 40,
An air ejection hole 42 communicating with the air injection pipe portion 41 and having a small diameter is formed, and a chemical solution ejection hole 43 is arranged so as to face the air ejection hole 42 at a substantially right angle. The integrated chemical liquid suction tube 44 extends to the bottom of the chemical liquid container 40 so as to be immersed in the chemical liquid 17. A spray diffusion sphere 45 is provided so as to face the air ejection hole 42 and the chemical solution ejection hole 43. A hose 18 connected to the compressor 11 side in FIG. 5 is fitted into the air injection pipe portion 41. Further, the female type connecting end portion 39 is fixedly fitted into the spray discharge pipe portion 46, and the inner diameter of the distal end portion of the female type connecting end portion 39 is such that the female type connecting end portion 39 fits with the male type connecting end portion 38. A taper having a larger diameter is formed in the order of.

The chemical liquid exchanging operation of the nebulizer device having the above structure will be described. In FIG. 1, during spraying of the liquid medicine to the patient 22, the spraying device 15 is placed on the seat plate 27 as indicated by the chain double-dashed line and held by the spraying device holding piece 26. Here, when replenishing the drug solution 17 in the drug solution container 40, the electromagnetic valve 14 is closed, the tray 23 is removed from the tray fitting hole 24 of the top plate, and the tray fitting hole 2
Insert one hand from 4 and place the chemical container 4 as shown by the solid line in Figure 1.
0 is extracted from the spray device holding piece 26. The chemical liquid container 40 pulled out from the spraying device holding piece 26 is provided with the shaft 32 of the hinge 31.
With the fulcrum as a fulcrum against the coil spring 33
Can be tilted and lifted so as to be tilted, but is still connected to the connecting tool 16.

When the liquid medicine container 40 lifted at an angle is pulled out with a slight twist, the engagement between the male connecting end portion 38 of the connecting tool 16 and the female connecting end portion 39 of the spray discharge pipe portion 46 is released. The liquid medicine container 40 detached from the connector 16 is taken out from the tray fitting hole 24 while the hose 18 is still connected, and the stopper 47 is pulled out to replenish the liquid medicine 17. In addition,
When replacing the chemical liquid container 40 with a new one, with the hose 18 taken out from the tray fitting hole 24,
The hose 1 of the air injection pipe portion 41 of the conventional chemical liquid container 40
8 is removed and replaced with a new chemical solution container 40.

The drug solution container 40, which has been replenished with the drug solution 17 or replaced with a new drug solution, is reinserted from the tray fitting hole 24, and sprayed while the drug solution container 40 is slightly inclined as shown by the solid line in FIG. The female connecting end 39 of the pipe portion 46 and the male connecting end 38 of the connecting tool 16 are fitted together. here,
Since the hose 18 on the side of the chemical solution ejection port 19 is always held at a fixed position by the connector holding plate 34, there will be no mistaken connection. The liquid medicine container 40 is press-fitted into the spray device holding piece 26 and set on the seat plate 27. At this time, the connector 16 is biased toward the chemical liquid container 40 side by the coil spring 33 of the hinge 31 via the connector holding plate 34, and liquid leakage is prevented. In this way, the work of removing and attaching the drug solution container 40 can be performed with only one hand. After the work of removing and attaching the chemical liquid container 40, the tray 23 is fitted into the tray fitting hole 24, and the electromagnetic valve 14 is opened to be used again as a nebulizer device.

A second embodiment of the present invention will be described with reference to FIGS. In the first embodiment, the connector holding plate 34 is
The hinge 31 is swingable, and the coil spring 33 constantly urges it toward the seat plate 27. On the other hand, in the second embodiment, the L-shaped connector holding plate 34 is attached to the spray device mounting table 2
5, the seat plate 27 and the spraying device holding piece 26 are slidably provided integrally, and the seating plate 27 and the spraying device holding piece 26 are always attached to the connector holding plate 34 side by the suction spring 48. I urged to. The seat plate 27 and the spray device holding piece 2
6 can be slid on the back surface of the seat plate 27, for example,
The guide rail 50 is attached in the direction of movement toward the connector holding plate 34, and the guide groove 49 of the guide rail 50 is formed on the upper surface of the spraying device mounting base 25.

In such a structure, it is used as a nebulizer device in the state shown in FIG. 3, and in this state,
When the chemical liquid container 40 of the spraying device 15 is filled with the chemical liquid 17 or replaced with a new chemical liquid container 40, the chemical liquid container 4
0 is pulled in the direction away from the connector holding plate 34 against the suction spring 48. Then, the engagement state between the male connecting end portion 38 and the female connecting end portion 39 is released, so that the chemical liquid container 40 is removed from the seat plate 27 and the spray device holding piece 26. The chemical liquid container 40 is filled with the chemical liquid 17 or replaced with a new chemical liquid container 40, and the chemical liquid container 40 is replaced with the spray device holding piece 26 of the seat plate 27.
While pulling against the suction spring 48. When the male type connecting end 38 and the female type connecting end 39 are aligned with each other and the hand is released from the chemical liquid container 40, the suction spring 48 causes the chemical liquid container 40 to move.
Is pulled toward the connector holding plate 34 side, and the male type connecting end 3
8 and the female connecting end 39 are engaged. If the female type connecting end portion 39 of the chemical liquid container 40 is lightly pushed into the male type connecting end portion 38 by hand, the engagement is made more reliably.

[0017]

As described above, according to the present invention, the connector holding plate 34 is provided so as to face the spray device holding piece 26 of the spray device mounting table 25, and the hose 18 and the hose 18 are provided on the connector holding plate 34. Since the connector 16 for connecting the chemical liquid container 40 is provided, the chemical liquid container 40 can be removed and attached by inserting only one hand from the tray fitting hole 24 of the table body 10, so that the inside of the tray fitting hole 24 can be easily seen. Workability is improved. Moreover, since the hose 18 is connected to the connector holding plate 34, a reliable connection can be made without causing a connection error.

According to the present invention, either one of the connector holding plate 34 and the spray device holding piece 26 is movably provided, and
Since the spring for making the connector holding plate 34 and the spray device holder 26 approach each other is provided, the hose 18 and the chemical liquid container 40 are always reliably connected via the connector 16.

Further, according to the present invention, a connecting tool holding plate 34 is provided so as to face the spraying device holding piece 26 on the spraying device mounting base 25, and the connecting tool holding plate 34 has an L shape.
One end of the connector holding plate 34 is swingably attached to the spraying device mount 25 by a hinge 31, and the hose 18 and the chemical liquid container 40 are detachably connected to the other end of the connector holding plate 34. Attaching the connector 16, the hinge 31
Since the connector holder plate 34 is constantly urged toward the spray device holding piece 26 side by the coil spring 33 provided in the spray device holding piece 26 and the seat plate 27 is fixedly attached to the spray device mounting table 25, The container 40 was pulled out from the spraying device holding piece 26, and the removed drug solution container 40 was attached to the shaft 32 of the hinge 31.
With the fulcrum as a fulcrum against the coil spring 33
And tilt it up to tilt, and pull out the drug solution container 40 that is lifted up diagonally with a slight twist to remove the connector 1
The male connecting end 38 of 6 and the female connecting end 39 of the spray discharge pipe 46 are easily disengaged. With the hose 18 still connected to the liquid medicine container 40 disconnected from the connector 16,
It is taken out from the tray fitting hole 24 and the stopper 47 is removed to replenish the chemical solution 17 or replace it with a new chemical solution container 40. As described above, the replenishment of the chemical liquid 17 into the chemical liquid container 40 or the replacement of the new chemical liquid container 40 can be performed more easily and the connection can be ensured, and the liquid leakage can be prevented.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional front view of essential parts showing a first embodiment of a nebulizer device according to the present invention.

FIG. 2 is an exploded perspective view of a main part of the nebulizer device in FIG.

FIG. 3 is a vertical cross-sectional front view of essential parts showing a second embodiment of the nebulizer device according to the present invention.

FIG. 4 is a vertical sectional side view of a main part of the nebulizer device in FIG. Is.

FIG. 5 is an explanatory diagram of a conventional nebulizer device.

[Explanation of symbols]

10 ... Table main body, 11 ... Compressor, 12 ... Tank, 13 ... Pressure regulator, 14 ... Electromagnetic valve, 15 ... Spraying device, 1
6 ... Coupling device, 17 ... Medicinal solution, 18 ... Hose, 19 ... Medicinal solution ejection port, 20 ... Hose, 21 ... Spraying part, 22 ... Patient, 23
... tray, 24 ... tray fitting hole, 25 ... spraying device mounting base, 26 ... spraying device holding piece, 27 ... seat plate, 28 ... bottom plate, 29 ... panel, 30 ... mounting base holding frame, 31 ... hinge, 32 ... shaft , 33 ... Coil spring, 34 ... Connecting member holding plate, 35 ... Mounting hole, 36 ... Screw part, 37 ... Nut, 3
8 ... Male type connection end part, 39 ... Female type connection end part, 40 ... Chemical liquid container, 41 ... Air injection pipe part, 42 ... Air ejection hole, 43
... chemical liquid ejection hole, 44 ... chemical liquid suction tube, 45 ... spray diffusion sphere,
46 ... Spray discharge pipe part, 47 ... Stopper, 48 ... Suction spring, 49
… Guide groove, 50… Guide rail.

Claims (3)

(57) [Claims] 1. A spraying section for holding a drug solution container 40 of a spraying device 15 detachably by a spraying device holding piece 26 provided on a spraying device mounting table 25, and spraying the drug solution to this drug solution container 40 via a hose 18. In the nebulizer device in which 21 are connected, a connector holding plate 34 is provided so as to face the spray device holding piece 26 on the spray device mounting table 25, and the hose 18 and the chemical liquid container 40 are provided on the connector holding plate 34. A connecting tool 16 for connecting the connecting tool holding plate 34 and the connecting tool holding plate 34 is provided.
When either one of the device holding pieces 26 is movably provided,
In the meantime, the connecting member holding plate 34 and the spray device holding piece 26 are mutually
A nebulizer device, characterized in that a spring is provided to bring the spaces closer to each other . 2. A spraying unit for detachably holding the chemical liquid container 40 of the spraying device 15 by a spraying device holding piece 26 provided on the spraying device mounting table 25, and spraying the chemical liquid on the chemical liquid container 40 via the hose 18. In the nebulizer device in which 21 are connected, a connector holding plate 34 is provided so as to face the spray device holding piece 26 in the spray device mounting table 25, and the connector holding plate 34 has an L shape. This connector holding plate 3
One end of No. 4 is swingably attached to the spraying device mounting base 25 by the hinge 31, and the connector 16 for detachably connecting the hose 18 and the drug solution container 40 is attached to the other end of the connector holder plate 34. , The coil spring 33 provided on the hinge 31 causes the connector holding plate 34 to constantly spray the device holding piece 26.
A nebulizer device which is biased to the side and fixedly attaches the spray device holding piece 26 together with a seat plate 27 to the spray device mounting base 25. 3. A spraying section for holding the chemical liquid container 40 of the spraying device 15 detachably by a spraying device holding piece 26 provided on the spraying device mounting table 25, and spraying the chemical liquid on the chemical liquid container 40 via the hose 18. In the nebulizer device in which 21 are connected, a connection tool holding plate 34 is fixedly provided so as to face the spraying device holding piece 26 on the spraying device mounting table 25, and the connection tool holding plate 34 is L-shaped. And the hose 18 and the drug solution container 4 are provided at the other end of the connector holding plate 34.
0 is attached detachably, and the spraying device holding piece 26 is movably attached to the spraying device mounting base 25 together with the seat plate 27, and the connecting device holding plate 34 and the seat plate 27 are attached. A nebulizer device, characterized in that a suction spring 48 for interposing each other is interposed therebetween.