TWI494140B - Atomizing mouthpiece - Google Patents

Description

Atomized mouthpiece

The present invention relates to a medical device, and more particularly to an atomized mouthpiece.

Referring to Fig. 1, a conventional atomizing mouthpiece 1 is used in combination with a spray bottle 2 and a gas delivery pipe 3, the spray bottle 2 is internally filled with a chemical liquid, and the gas is transported through the gas pipe 3 through the spray. The bottle 2 can atomize the liquid medicine and introduce it into the atomization mouthpiece 1, and then the atomization mouthpiece 1 leads to the patient's mouth.

As shown in FIG. 2, the atomizing mouthpiece 1 includes a T-shaped connecting tube 101, a mouthpiece 102 inserted into the front end of the connecting tube 101, and a set of bellows connected to the rear end of the connecting tube 101. 103. The connecting pipe 102 has a class pipe portion 104 and a pipe connecting portion 105 that is connected to the side of the class pipe portion 104. The connecting pipe 101 and the bellows pipe 103 are both standard specifications products, and the pipe portion 104 is The inner diameter is approximately 20 mm.

Although the connecting tube 101, the mouthpiece 102 and the bellows tube 103 can be used to form the atomizing mouthpiece 1, the connecting tube 101 and the bellows tube 103 are both standard specifications, and the bellows tube 103 is The inner diameter is smaller than the inner diameter of the class tube portion 104, and the mouthpiece 102 is opposite to the class tube portion. 104 is tapered in a class shape, so that after the connecting tube 101 is sleeved with the mouthpiece 102 and the bellows tube 103, the inner diameter of the atomizing mouthpiece 1 from the left to the right is increased from small to large. From big to small. As a result, the following will be caused:

1. The inner diameter of the tubular portion 104 is only about 20 mm, so when the atomized drug is introduced into the atomizing mouthpiece 1 via the connecting portion 105, an atomized drug having a relatively constant flow rate will impact the The inner top edge of the tubular portion 104 is reduced in liquid form and may be returned to the spray bottle 2, thereby affecting the inhaled dose of the patient and affecting the efficacy.

2. The atomizing mouthpiece 1 is assembled by the connecting tube 101, the mouthpiece 102 and the bellows tube 103, and the inner diameter from left to right is changed from small to large, and then changed from large to small, so the inside It is not flat, and it is not only easy to cause the mist to stick to the shape of a drop, and it is easier to form an unstable disturbing airflow inside the atomizing mouthpiece 1.

3. The inside of the snake tube 103 is wavy, and it is easy to make the mist stick like a drop, which affects the efficacy.

4. The length of the bellows tube 103 is too long, and it is easy to interfere with surrounding objects during use, causing discomfort to the user.

Accordingly, it is an object of the present invention to provide an atomized mouthpiece that can smoothly direct atomized drug gas and that is most versatile and comfortable to use.

Thus, the atomization porter of the present invention comprises a body integrally formed and a joint which is joined to one side of the body, the body having a ring wall defining an inner hole, the ring wall having One pair should be connected a middle portion of the tube, an air outlet portion connected to one end of the middle portion, and a gas storage portion coupled to the other end of the middle portion, the middle portion is formed with an introduction inner diameter of not less than 30 mm, and a center line of the connection tube to the gas storage portion The distance between the ends of the ends is not more than three times the inner diameter of the introduction.

The effect of the invention is that the main body is formed by integral molding, the inner diameter of the introduction is not less than 30 mm, and the distance between the center line of the nozzle and the end of the gas storage portion is not more than 3 of the introduction inner diameter Double, it can achieve the purpose of smooth navigation, maximum efficacy and comfortable use.

100‧‧‧Atomized mouthpiece

10‧‧‧ Subject

11‧‧‧Circle

12‧‧‧ Inner hole

13‧‧‧ middle section

14‧‧‧Exhaust department

15‧‧‧Gas Storage Department

16‧‧‧guide section

161‧‧‧Arc Department

162‧‧‧Cone

D1‧‧‧Introduction of inner diameter

D2‧‧‧ front caliber

D3‧‧‧ rear caliber

20‧‧‧ take over

L‧‧‧ center line

D‧‧‧After distance

200‧‧‧ spray bottle

300‧‧‧ gas pipeline

Other features and effects of the present invention will be apparent from the detailed description of the preferred embodiments of the accompanying drawings, wherein: FIG. 1 is a schematic diagram of a planar combination of a conventional atomizing mouthpiece; FIG. FIG. 3 is a plan exploded view showing a preferred embodiment of the atomization porter of the present invention; and FIG. 4 is a partial cross-sectional view of the preferred embodiment of the present invention, illustrating a main body.

Referring to Figures 3 and 4, a preferred embodiment of the atomizing mouthpiece 100 of the present invention is used in conjunction with a spray bottle 200 and a gas delivery tube 100, the atomized mouthpiece 100 comprising an integrally formed body. The main body 10 and a joint 20 that are joined to one side of the main body 10 are intersected.

The body 10 has a ring wall 11 defining an inner bore 12 The ring wall 11 has a pair of middle portions 13 which should be connected to the pipe 20, an air outlet portion 14 connected to one end of the middle portion 13, a gas storage portion 15 connected to the other end of the middle portion 13, and a middle portion 13 and the gas outlet. a guiding portion 16 between the portions 14, the middle portion 13 is flat and surrounded by an introduction inner diameter d1 of not less than 30 mm, and the air outlet portion 14 is formed with a front diameter d2 smaller than the introduction inner diameter d1. The gas portion 15 has a flat shape and is formed with a rear diameter d3 larger than the introduction inner diameter d1. The guiding portion 16 causes the introduction inner diameter d1 to gradually converge toward the front diameter d2, and the guiding portion is guided. The segment 16 has a circular arc portion 161 that is coupled to the middle portion 13 and a conical portion 162 that is coupled between the circular arc portion 161 and the air outlet portion 14.

A rear end distance D between a center line L of the nozzle 20 and the end of the gas storage portion 15 is not more than 3 times the inner diameter of the introduction, and the distance D after the embodiment is about 62.5 mm. And the main body 10 and the nozzle 20 are integrally formed.

When the atomizing mouthpiece 100 is assembled and connected to the spray bottle 200 and the gas pipe 300, and the spray bottle 200 is filled with the liquid medicine, the gas pipe 300 is used to transport the pressurized gas through the spray bottle 200. The liquid medicine is atomized, and is introduced into the middle portion 13 of the atomization mouthpiece 100 through the nozzle 20, and a part of the atomized medicine gas is driven by the patient, and the middle portion 13 and the guiding portion are 16 and the gas outlet portion 14 is guided to the patient's mouth, and a part of the atomized drug gas flows toward the gas storage portion 15.

And the present invention has the following advantages:

1. When the introduction inner diameter d1 of the middle section 13 is not less than 30 mm, when the atomized medicine gas is introduced into the middle section 13, the atomized medicine gas has a larger The flow distance will not directly impact the top edge of the middle section 13, and the atomization gas can be prevented from being reduced to a liquid state to ensure the inhaled dose and efficacy of the patient.

Second, the middle portion 13 is flat, the gas storage portion 15 is flat, and the guiding portion 16 causes the introduction inner diameter d1 to gradually converge toward the front diameter d2, so that atomization can be performed. When the medicine gas flows in the inner hole 12, there is no dead angle, which prevents the mist from being stuck and ensures the drug effect.

3. The use of the center line L of the nozzle 20 to the rear portion D between the ends of the gas storage portion 15 is not more than three times the introduction inner diameter d1, so that the gas storage portion 15 still has sufficient gas storage volume. Moreover, the length of the gas storage portion 15 is short, and it is possible to avoid interference with surrounding articles during use, and to reduce the discomfort of the user.

It is worth mentioning that the main body 10 of the atomization mouthpiece 100 of the present invention is integrally formed, which not only has a simple structure and is easy to manufacture, but also can smoothly guide the atomized medicine, maximize the efficacy and comfort. Convenient effect.

The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, that is, the simple equivalent changes and modifications made by the patent application scope and patent specification content of the present invention, All remain within the scope of the invention patent.

100‧‧‧Atomized mouthpiece

10‧‧‧ Subject

11‧‧‧Circle

12‧‧‧ Inner hole

13‧‧‧ middle section

14‧‧‧Exhaust department

15‧‧‧Gas Storage Department

16‧‧‧guide section

161‧‧‧Arc Department

162‧‧‧Cone

D1‧‧‧Introduction of inner diameter

D2‧‧‧ front caliber

D3‧‧‧ rear caliber

20‧‧‧ take over

L‧‧‧ center line

D‧‧‧After distance

200‧‧‧ spray bottle

300‧‧‧ gas pipeline

Claims (5)

An atomizing mouthpiece comprising a body integrally formed and a joint that is joined to one side of the body, the body having a ring wall defining an inner hole, the ring wall having a pair of a middle portion of the nozzle, an air outlet portion connected to one end of the middle portion, and a gas storage portion coupled to the other end of the middle portion, the middle portion is formed with an introduction inner diameter of not less than 30 mm, and a center line of the connection tube to the gas storage portion The distance between the ends of the ends is not more than three times the inner diameter of the introduction. The atomization porter of claim 1, wherein the gas outlet portion of the body is formed with a front diameter smaller than the introduction inner diameter, and the gas storage portion is formed with a rear diameter larger than the introduction inner diameter. The atomization porter of claim 2, wherein the ring wall of the body further has a guiding section that is connected between the middle section and the air outlet, the guiding section has a circle that is connected to the middle section. The arc portion and a conical portion that is coupled between the arc portion and the air outlet portion, the guiding portion gradually converges when the introduction inner diameter extends toward the front aperture. The atomization porter of claim 1, wherein the body and the nozzle are integrally formed. The atomization porter of claim 1, wherein the gas storage portion of the body is flat.