CN213312894U

CN213312894U - Atomizing injector

Info

Publication number: CN213312894U
Application number: CN202021475838.3U
Authority: CN
Inventors: 周敬潇; 平媛; 张虎吉
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-06-01
Anticipated expiration: 2030-07-23

Abstract

The application discloses atomizing syringe relates to surgery medical instrument technical field. The atomization injector comprises an injector body, a connecting pipe, an atomization generating pipe and an atomization nozzle; one end of the connecting pipe can be sleeved on the needle head of the injector body; the atomization generating tube is connected with one end of the connecting tube far away from the injector body, and the liquid medicine in the injector body can form spiral jet flow in the atomization generating tube; the atomizing nozzle is connected with one end of the atomizing generating tube far away from the connecting tube. The atomizing injector can convert the liquid medicine into spiral jet flow, and further spray the liquid medicine through the atomizing nozzle, so that the spraying efficiency of the liquid medicine is improved, the liquid medicine is sprayed more uniformly, and the atomizing effect is better.

Description

Atomizing injector

Technical Field

The application relates to the technical field of surgical medical instruments, in particular to an atomizing injector.

Background

In the medical field, it is often the case that local administration is required for therapeutic, anesthetic, and disinfectant procedures.

The existing local administration device is usually an injector, and local administration is carried out by directly injecting liquid medicine through the injector, so that the defect of uneven injection is easily caused, and the whole medicine effect of the liquid medicine cannot be exerted. And the injector is also used for intravenous injection, but the atomized medicine cannot be used for intravenous injection, which may cause misuse of the injector during use and cause medical accidents.

SUMMERY OF THE UTILITY MODEL

The application provides an atomizing injector can change the liquid medicine into spiral jet to further spout through atomizer, thereby improve the spray efficiency of liquid medicine, and make the liquid medicine spray more evenly, atomization effect is better.

In view of the above, the present application provides an atomizing injector, which includes an injector body, a connecting pipe, an atomization generating pipe, and an atomizing nozzle; one end of the connecting pipe can be sleeved on the needle head of the injector body; the atomization generating tube is connected with one end of the connecting tube far away from the injector body, and the liquid medicine in the injector body can form spiral jet flow in the atomization generating tube; the atomizing nozzle is connected with one end of the atomizing generating tube far away from the connecting tube.

In a first possible implementation manner of the present application, a connection groove is formed at one end of the connection tube, and the connection groove can be sleeved on the needle.

Combine the first possible implementation of this application, in the second possible implementation of this application, the other end of connecting pipe forms the toper chamber, and the toper chamber communicates in atomizing emergence pipe.

In a third possible implementation manner of the present application, the atomization generating tube comprises a tube barrel, a support tube and a helical blade; one end wall of the pipe barrel is detachably connected with the connecting pipe, and the other end of the pipe barrel is connected with the atomizing nozzle; the supporting tube is positioned in the tube barrel and communicated with the tube barrel, one end of the supporting tube is connected with the end wall of one end of the tube barrel, and the other end of the supporting tube is communicated with the atomizing nozzle; the helical blade is rotatably sleeved on the supporting tube.

With reference to the third possible implementation manner of the present application, in a fourth possible implementation manner of the present application, an annular threaded groove is formed on the outer side of the end wall of one end of the pipe barrel, and the connecting pipe is in threaded fit with the annular threaded groove; the end wall of one end of the pipe barrel is provided with a first through hole, the first through hole is positioned between the supporting pipe and the annular threaded groove, and the first through hole is communicated with the connecting pipe.

With reference to the third possible implementation manner of the present application, in a fifth possible implementation manner of the present application, the support tube includes a U-shaped tube and a support column; the open end of the U-shaped cylinder is inserted into the atomizing nozzle; one end of the supporting column is connected to the end wall of the other end of the U-shaped tube, the other end of the supporting column is connected to the end wall of one end of the tube barrel, and the spiral blade is rotatably sleeved on the supporting column.

In combination with the fifth possible implementation manner of the present application, in a sixth possible implementation manner of the present application, a second through hole is provided on the tube wall of the U-shaped tube.

With reference to the third possible implementation manner of the present application, in a seventh possible implementation manner of the present application, the open end of the tube is inserted into the atomizing nozzle, and the open end of the tube is tapered.

In an eighth possible implementation manner of the present application, the atomizer is provided with a plurality of atomization holes.

In a ninth possible implementation of the present application, the atomizer head is spherical in shape.

Compared with the prior art, the atomizing injector that this application provided can cup joint in the setting of the syringe needle of injector body through the one end of connecting pipe, does benefit to medical personnel's difference to avoid medical personnel to obscure atomizing injector and conventional syringe for intravenous route. Through the arrangement of the atomization generating pipe, the liquid medicine can form spiral jet flow in the atomization generating pipe, so that the flow speed of the liquid medicine is improved, and the liquid medicine is divided and the primary atomization effect is realized; further through setting up atomizer for the liquid medicine that the velocity of flow is improved then evenly sprays in the form of atomizing, makes the liquid medicine evenly spray at local administration department at last, thereby furthest exerts the drug effect of liquid medicine.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments are briefly described below, and it is obvious that the drawings described below are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic diagram of an atomizing injector according to an alternative embodiment of the present application;

FIG. 2 is a schematic view of the structure of an injector body according to an alternative embodiment of the present application;

FIG. 3 is a schematic view of an alternative embodiment of the present application showing the configuration of the mist generating pipe after being engaged with the connecting pipe;

fig. 4 is a schematic structural view of a support tube in an alternative embodiment of the present application.

Icon: 10-an atomizing injector; 100-an injector body; 110-a needle head; 120-piston pusher; 200-connecting pipe; 210-a connecting trough; 220-a tapered cavity; 300-an atomization generating tube; 310-a tube; 312-an annular threaded groove; 314-a first via; 320-support tube; 322-a U-shaped barrel; 3222-a second via; 324-support columns; 330-helical blades; 400-an atomizing spray head; 410-atomization holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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 application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be understood that the terms indicating an orientation or positional relationship are based on the orientation or positional relationship shown in the drawings only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application.

In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

In this application, unless expressly stated or limited otherwise, the first feature may be directly on or under the second feature or may include both the first and second features being in direct contact, but also the first and second features being in contact via another feature between them, not being in direct contact. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

Referring to fig. 1 to 4, fig. 1 shows a specific structure of an atomizing injector 10 provided in an alternative embodiment of the present application, fig. 2 shows a specific structure of an injector body 100 provided in an alternative embodiment of the present application, fig. 3 shows a specific structure of an atomization generating tube 300 provided in an alternative embodiment of the present application after being engaged with a connecting tube 200, and fig. 4 shows a specific structure of a supporting tube 320 provided in an alternative embodiment of the present application.

As shown in fig. 1, the atomizing injector 10 includes an injector body 100, a connection tube 200, an atomization generating tube 300, and an atomizing nozzle 400. One end of the connection tube 200 may be coupled to the needle 110 of the syringe body 100 to help medical staff identify the syringe body 100 and avoid confusion with the intravenous syringe. The atomization generating tube 300 is connected to an end of the connection tube 200 far from the injector body 100, and the atomizer 400 is connected to an end of the atomization generating tube 300 far from the connection tube 200.

The injector body 100, the connecting pipe 200, the atomization generating pipe 300 and the atomization nozzle 400 are sequentially communicated, liquid medicine enters the atomization generating pipe 300 through the connecting pipe 200 by pushing the injector body 100, spiral jet flow can be formed in the atomization generating pipe 300 (see the following description for specific conditions), so that the flow rate of the liquid medicine is improved, the liquid medicine entering the atomization generating pipe 300 is divided and has a primary atomization effect, the retention time of the liquid medicine in the atomization generating pipe 300 is greatly shortened, and the liquid medicine rapidly enters the atomization nozzle 400; the liquid medicine with the increased flow rate enters the atomizing nozzle 400 and is uniformly sprayed in an atomized form, so that the liquid medicine is finally and uniformly sprayed on the local administration affected part, and the drug effect of the liquid medicine is exerted to the maximum extent.

Referring to fig. 2, the syringe body 100 has a needle 110 at one end thereof, and a plunger rod 120 is disposed in the syringe body 100. Referring to fig. 1, in use, the needle 110 and the connecting tube 200 are detached, and the piston rod 120 is used to facilitate the needle 110 to suck the liquid medicine into the inner cavity of the syringe body 100; then, the needle 110 is connected to the connection tube 200, and the liquid medicine is injected into the connection tube 200 by the pushing of the piston rod 120, so that the liquid medicine further flows through the atomization generating tube 300 and the atomization nozzle 400, and is finally ejected. In the present application, the inner cavity volume size of the injector body 100 is the sum of the inner cavity volume sizes of the atomization generating tube 300 and the connection tube 200. It should be noted that, in some other alternative embodiments, in order to improve the flowing effect of the liquid medicine in the atomizing injector 10 and ensure the smooth atomization and ejection of the liquid medicine, the length and the volume of the inner cavity of the injector body 100 may be set to be more than twice of the sum of the overall sizes of the atomization generating tube 300 and the connecting tube 200.

As shown in fig. 3 and 4, the aerosol generating tube 300 includes a tube 310, a support tube 320, and a helical blade 330.

With continued reference to fig. 3 and fig. 1 and 2, a connecting groove 210 is formed at one end of the connecting tube 200, and the connecting groove 210 can be sleeved on the outer wall of the needle 110, so as to realize the quick connection and disconnection between the connecting tube 200 and the needle 110. The other end of the connection tube 200 forms a tapered cavity 220, the end of the tapered cavity 220 is provided with an external thread (not shown), correspondingly, an annular threaded groove 312 is formed on the outer side of the end wall of one end of the tube 310 of the aerosol generation tube 300, and the end of the tapered cavity 220 can be screwed into the annular threaded groove 312, so that the connection tube 200 can be quickly and stably detached from the aerosol generation tube 300. When the connecting tube 200 is connected to the barrel 310 of the aerosol generating tube 300, the tapered cavity 220 communicates with the barrel 310 of the aerosol generating tube 300.

As shown in fig. 4, the support tube 320 includes a U-shaped tube 322 and a support column 324.

Referring to fig. 1 and 3, an end wall of one end of the tube 310 is detachably connected to the connection pipe 200 (see the above description), the other end of the tube 310 is an open end, and the open end of the tube 310 is tapered and is inserted into the atomizing nozzle 400.

As shown in fig. 3 and 4, the supporting tube 320 is located in the tube barrel 310, wherein the open end of the U-shaped tube 322 is communicated with the inner cavity of the atomizer 400, a plurality of second through holes 3222 are formed in the wall of the U-shaped tube 322, and the second through holes 3222 are respectively communicated with the inner cavity of the tube barrel 310 and the inner cavity of the U-shaped tube 322. The other end wall of the U-shaped tube 322 is fixedly connected to the support column 324, and one end of the support column 324 is fixedly connected to one end wall of the tube 310. A plurality of first through holes 314 are further formed in the end wall of the tube 310, the first through holes 314 are located between the supporting column 324 and the annular threaded groove 312, and the first through holes 314 respectively communicate the tapered cavity 220 and the inner cavity of the tube 310.

The spiral blade 330 is disposed on the supporting post 324 and can rotate relative to the supporting post 324.

Referring to fig. 1 again, the atomizer 400 is spherical, and a plurality of atomization holes 410 are formed in the atomizer 400.

After the syringe body 100 is filled with the liquid medicine, the piston rod 120 is pushed, so that the liquid medicine enters the tapered cavity 220 from the needle 110 and enters one end of the barrel 310 through the first through hole 314. At this time, the liquid medicine is sprayed on the helical blade 330 and drives the helical blade 330 to rotate, so that the rotated helical blade 330 drives the liquid medicine continuously entering the pipe barrel 310 to form a helical jet flow, thereby increasing the flow rate of the liquid medicine in the pipe barrel 310, and enabling the liquid medicine to be divided and preliminarily atomized. The spiral-jet-shaped liquid medicine can rapidly enter the second through hole 3222, and enter the inner cavity of the U-shaped cylinder 322 through the second through hole 3222, and further rapidly enter the inner cavity of the atomizer 400, and finally, the final uniform atomization treatment is performed through the atomization holes 410 to be sprayed.

The atomizing injector 10 is simple to use and operate, the liquid medicine is sprayed more evenly, the atomizing effect is better, the spraying efficiency is more excellent, and when the piston push rod 120 pushes the medicine, stable and quick atomizing liquid medicine can be sprayed at the atomizing nozzle 400.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An atomizing injector, comprising:

an injector body;

one end of the connecting pipe can be sleeved on the needle head of the injector body;

the atomization generating pipe is connected to one end, far away from the injector body, of the connecting pipe, and the liquid medicine in the injector body can form spiral jet flow in the atomization generating pipe; and

and the atomizing nozzle is connected with one end of the atomizing generation pipe, which is far away from the connecting pipe.

2. The atomizing injector of claim 1, wherein:

one end of the connecting pipe is provided with a connecting groove which can be sleeved on the needle head.

3. The atomizing injector of claim 2, wherein:

the other end of the connecting pipe forms a conical cavity which is communicated with the atomization generating pipe.

4. The atomizing injector of claim 1, wherein said atomization generating channel comprises:

the end wall of one end of the pipe barrel is detachably connected with the connecting pipe, and the other end of the pipe barrel is connected with the atomizing nozzle;

the supporting tube is positioned in the tube barrel and communicated with the tube barrel, one end of the supporting tube is connected to the end wall of one end of the tube barrel, and the other end of the supporting tube is communicated with the atomizing nozzle; and

helical blade, helical blade rotationally the cover is located the stay tube.

5. The atomizing injector of claim 4, wherein:

an annular threaded groove is formed on the outer side of one end wall of the pipe barrel, and the connecting pipe is in threaded fit with the annular threaded groove;

and a first through hole is formed in the end wall of one end of the pipe barrel and is positioned between the supporting pipe and the annular threaded groove, and the first through hole is communicated with the connecting pipe.

6. The atomizing injector of claim 4, wherein said support tube comprises:

the open end of the U-shaped cylinder is inserted into the atomizing nozzle; and

the support column, one end of support column connect in the other end wall of a U-shaped section of thick bamboo, the other end of support column connect in the one end wall of bobbin, helical blade rotationally the cover is located the support column.

7. The atomizing injector of claim 6, wherein:

and a second through hole is formed in the wall of the U-shaped barrel.

8. The atomizing injector of claim 4, wherein:

the open end of the pipe barrel is inserted into the atomizing nozzle, and the open end of the pipe barrel is conical.

9. The atomizing injector of claim 1, wherein:

the atomizing nozzle is provided with a plurality of atomizing holes.

10. The atomizing injector of claim 1, wherein:

the atomizing nozzle is spherical.