CN217041073U

CN217041073U - Syringe for women

Info

Publication number: CN217041073U
Application number: CN202123446085.0U
Authority: CN
Inventors: 戴云
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-07-26
Anticipated expiration: 2031-12-30

Abstract

The utility model provides a syringe for women relates to medical supplies technical field, has solved the inconvenient technical problem of syringe one-hand operation. The syringe for women comprises a cartridge, a piston rod and a push-pull part, wherein the cartridge is of a long cylindrical structure, one end of the cartridge is sealed, and the other end of the cartridge is provided with a medicine outlet; the radial side wall of the medicine cylinder is provided with a guide groove communicated with the inner cavity; the piston rod is arranged in the cartridge in a sliding way and has certain resistance when sliding; the push-pull part is arranged on the piston rod and is exposed outside the cartridge after penetrating out of the guide groove. The guide slot is arranged on one side of the medicine cylinder far away from the medicine outlet hole. The utility model discloses a set up the guide slot on the radial lateral wall of cartridge case to with the push-and-pull portion setting on the piston rod on the lateral wall of cartridge case, but conventional tip, when carrying out the medicament and inject, but one-hand operation makes things convenient for hand gripping push-and-pull, easy operation is convenient.

Description

Syringe for women

Technical Field

The utility model belongs to the technical field of the medical supplies technique and specifically relates to a syringe for women is related to.

Background

The global gynecological disease incidence rate reaches more than 65 percent, and in women in the childbearing age, the gynecological disease incidence rate exceeds 70 percent; the worldwide number of the diseases of genitourinary system infection reaches 3.33 hundred million people every year, and epidemiological survey results made by China show that the gynecological prevalence rate of married women in cities of China is 46.1 percent, and a plurality of people can have urinary system infection of different degrees in a lifetime.

At present, the direct vaginal administration method is often adopted for treating gynecological diseases clinically, a drug delivery injector is usually adopted to push drugs into a diseased region, the structure of the drug delivery injector is similar to that of a common syringe type injector, a piston push rod is positioned at the end part of a medicine cylinder of the injector, and the push rod is pressed when the drug delivery injector is used, so that the drugs are pushed out.

The applicant has found that the prior art has at least the following technical problems:

the injector with the structure has the advantages that the push rod is arranged at the end part, and the medicine is inconvenient to be administrated due to the fact that the medicine cylinder is relatively long and is inconvenient to operate by one hand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a women uses syringe to solve the inconvenient technical problem of syringe one-hand operation that exists among the prior art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a pair of syringe for women, including cartridge case, piston rod and push-and-pull portion, wherein:

the cartridge is of a long cylindrical structure, one end of the cartridge is sealed, and the other end of the cartridge is provided with a medicine outlet;

the radial side wall of the medicine cylinder is provided with a guide groove communicated with the inner cavity;

the piston rod is arranged in the medicine cylinder in a sliding mode and has certain resistance when sliding;

the push-pull part is arranged on the piston rod, penetrates out of the guide groove and is exposed outside the medicine cylinder.

As a further improvement of the utility model, the guide slot is arranged on one side of the medicine outlet hole, which is far away from the medicine cartridge.

As a further improvement of the utility model, the guide groove is a kidney-shaped groove and is arranged along the axial direction of the cartridge; one side of the guide groove, which is close to the medicine outlet hole, is provided with a limiting part, and the limiting part is a circular groove with the diameter larger than the width of the guide groove; when the push-pull part moves to the limiting part, the head end of the piston rod is positioned at the front end of the medicine cylinder.

As a further improvement of the utility model, the cartridge case is of a split structure and comprises a bottom case and an upper case which are butted together, and the bottom case and the upper case are clamped together in a tight fit manner; the medicine outlet hole is formed in the bottom end of the bottom barrel, and the guide groove is formed in the radial side wall of the upper barrel.

As a further improvement, the bottom cylinder faces the diameter-variable part with the increased specification is arranged at one side end of the upper cylinder, and the outer diameter of the diameter-variable part is equal to the inner diameter of the upper cylinder.

As a further improvement of the utility model, the piston rod is of a cylindrical rod-shaped structure, and the head end of the piston rod is provided with a spherical liquid pushing part, and the diameter of the liquid pushing part is equal to the diameter of the inner cavity of the cartridge case; the diameter of the liquid pushing part is larger than the inner diameter of the reducing part.

As a further improvement of the present invention, the push-pull part comprises a connecting column and a push-pull ball, the connecting column is a cylindrical columnar structure and is vertically connected to the tail end of the piston rod, and the push-pull ball is a spherical structure and is connected to the tail end of the connecting column; the connecting column is connected with the guide groove in a clearance fit mode, and the diameter of the push-pull ball is larger than the width of the guide groove.

As a further improvement of the present invention, the piston rod and the push-pull portion are integrally formed.

As a further improvement of the utility model, the utility model also comprises an outer cover, the outer cover is arranged outside the cartridge case.

As a further improvement of the present invention, the outer cover outer diameter is equal to the upper cylinder outer diameter.

Compared with the prior art, the utility model following beneficial effect has:

the utility model provides a syringe for women is through setting up the guide slot on the radial lateral wall of cartridge case to with the push-and-pull portion setting on the piston rod on the lateral wall of cartridge case, but conventional tip, when carrying out the medicament and inject, but one-hand operation makes things convenient for hand gripping push-and-pull, easy operation is convenient.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the syringe for female use according to the present invention;

FIG. 2 is a schematic structural view of the female syringe of the present invention with the outer cover removed;

FIG. 3 is a schematic view of the exploded structure of the female syringe of the present invention;

fig. 4 is a schematic view of the female syringe from another perspective with the outer cap removed.

In figure 1, a cartridge; 11. a bottom cylinder; 12. feeding a barrel; 2. a piston rod; 21. a liquid pushing part; 3. a push-pull section; 31. connecting columns; 32. pushing and pulling the ball; 4. a medicine outlet hole; 5. a guide groove; 6. a limiting part; 7. a variable diameter section; 8. and (6) an outer cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 and 2, the present invention provides an injector for female, which comprises a cartridge 1, a piston rod 2 and a push-pull portion 3, wherein:

as shown in fig. 4, the cartridge 1 is a long cylindrical structure, one end of which is sealed, and the other end of which is provided with a medicine outlet 4;

the radial side wall of the medicine cylinder 1 is provided with a guide groove 5 communicated with the inner cavity;

the piston rod 2 is arranged in the cartridge 1 in a sliding way and has certain resistance when sliding;

the push-pull part 3 is arranged on the piston rod 2 and is exposed outside the medicine cylinder 1 after penetrating out through the guide groove 5.

As shown in fig. 1, the utility model provides a female injector is through setting up guide slot 5 on the radial lateral wall of cartridge case 1 to with the push-and-pull portion 3 setting on the piston rod 2 on the lateral wall of cartridge case 1, but conventional tip, when carrying out the medicament and inject, but one-hand operation makes things convenient for hand gripping push-and-pull, easy operation convenience.

As a further improvement of the utility model, the guide groove 5 is arranged on one side of the cartridge case 1 far away from the medicine outlet hole 4.

As shown in fig. 3, further, the guiding groove 5 is a kidney-shaped groove and is arranged along the axial direction of the medicine cartridge 1, when a force is applied to the push-pull portion 3, the push-pull portion 3 moves along the guiding groove 5, so as to drive the piston rod 2 to push forward along the axial direction of the medicine cartridge 1, and push the internal medicine out of the medicine cartridge 1 through the medicine outlet 4; one side of the guide groove 5, which is close to the medicine outlet 4, is provided with a limiting part 6, and the limiting part 6 is a circular groove with the diameter larger than the width of the guide groove 5; when the push-pull part 3 moves to the limiting part 6, the head end of the piston rod 2 is positioned at the front end of the medicine cylinder 1. Through the structure, not only can all the medicaments be pushed out, but also a user can conveniently know whether the piston rod 2 is pushed out in place.

As shown in fig. 3, as an alternative embodiment of the present invention, the cartridge case 1 is a split structure, and includes a bottom case 11 and an upper case 12 that are butt-jointed together, and the bottom case 11 and the upper case 12 are clamped together in a tight-fitting manner; the medicine outlet hole 4 is arranged at the bottom end of the bottom barrel 11, and the guide groove 5 is arranged on the radial side wall of the upper barrel 12.

By adopting the structure, the infusion of the medicament is convenient.

Further, the inner diameter of the upper cylinder 12 is equal to the outer diameter of the bottom cylinder 11, thereby enabling the upper cylinder 12 to be nested outside the bottom cylinder 11.

Specifically, be provided with outside bellied outer annular card strip on end section of thick bamboo 11 outer wall, be provided with two bellied interior annular card strips on last section of thick bamboo 12 inner wall, and these two interior annular card strip intervals set up, utilize outer annular card strip and interior annular card strip to realize last section of thick bamboo 12 and end section of thick bamboo 11's tight fit joint.

Specifically, as shown in fig. 3, the end of the bottom tube 11 facing the upper tube 12 is provided with a diameter-variable part 7 with a larger size, and the outer diameter of the diameter-variable part 7 is equal to the inner diameter of the upper tube 12.

Through the structural arrangement, the upper barrel 12 is clamped on the diameter-changing part 7, namely, the outer annular clamping strip is arranged at the diameter-changing part 7.

As shown in fig. 3, as an alternative embodiment of the present invention, the piston rod 2 is a cylindrical rod-shaped structure, and the head end of the piston rod 2 is provided with a spherical liquid pushing portion 21, the diameter of the liquid pushing portion 21 is equal to the diameter of the inner cavity of the cartridge 1; the diameter of the pusher 21 is larger than the inner diameter of the diameter-variable portion 7. It should be further noted that the head end of the bottom barrel 11, i.e. the end provided with the medicine outlet 4, is of a truncated cone structure with a gradually decreasing diameter.

As shown in fig. 3, the push-pull part 3 comprises a connecting column 31 and a push-pull ball 32, the connecting column 31 is a cylindrical column structure and is vertically connected to the tail end of the piston rod 2, and the push-pull ball 32 is a spherical structure and is connected to the tail end of the connecting column 31; the connecting column 31 is in clearance fit connection with the guide groove 5, and the diameter of the push-pull ball 32 is larger than the width of the guide groove 5.

Further, the piston rod 2 and the push-pull portion 3 are integrally formed.

As shown in fig. 4, as an alternative embodiment of the present invention, the present invention further comprises an outer cover 8, and the outer cover 8 covers the cartridge 1.

Specifically, the outer diameter of the outer cover 8 is equal to the outer diameter of the upper barrel 12.

It should be noted here that, in order to improve the lid and establish the firmness, still be provided with bellied fixture block in the outer annular card strip below of last section of thick bamboo 12, fixture block quantity can be a polylith also for one, and when fixture block quantity was the polylith, it evenly set up along last section of thick bamboo 12 circumferencial direction.

In order to ensure the attractive appearance, an annular clamping groove is arranged on the inner wall of the outer cover 8 corresponding to the position of the outer annular clamping strip.

In this embodiment, the outer cover 8 is made of PC material, or plastic material, and may be set to have a color or colorless transparent effect. And when a transparent pattern is used, a frosted transparent pattern may be used.

The cartridge 1, the piston rod 2, the push-pull part and the like are all made of PP materials, and the surfaces of the cartridge are all bright.

It should be noted that "inward" is a direction toward the center of the accommodating space, and "outward" is a direction away from the center of the accommodating space.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in fig. 1, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An injector for female comprising a cartridge, a piston rod and a push-pull, wherein:

2. The female injector of claim 1, wherein said channel is disposed on a side of said cartridge distal from said dispensing opening.

3. The syringe of claim 1 or 2, wherein the guide groove is a kidney-shaped groove and is axially disposed along the cartridge; and when the push-pull part moves to the limiting part, the head end of the piston rod is positioned at the front end of the medicine cylinder.

4. The syringe for female use according to claim 1, wherein the cartridge is a split structure, comprising a bottom barrel and an upper barrel which are butt-jointed together, and the bottom barrel and the upper barrel are clamped together in a tight fit manner; the medicine outlet hole is formed in the bottom end of the bottom barrel, and the guide groove is formed in the radial side wall of the upper barrel.

5. The syringe for female use according to claim 4, wherein the bottom cylinder is provided with a diameter-variable portion having a larger size at an end portion on a side facing the upper cylinder, and an outer diameter of the diameter-variable portion is equal to an inner diameter of the upper cylinder.

6. The syringe as claimed in claim 5, wherein the plunger rod is a cylindrical rod-shaped structure, and the head end of the plunger rod is provided with a spherical pushing portion, and the diameter of the pushing portion is equal to the diameter of the inner cavity of the cartridge; the diameter of the liquid pushing part is larger than the inner diameter of the reducing part.

7. The syringe of claim 1, wherein the push-pull part comprises a connecting column and a push-pull ball, the connecting column is a cylindrical column structure and is vertically connected to the tail end of the piston rod, and the push-pull ball is a spherical structure and is connected to the tail end of the connecting column; the spliced pole with be clearance fit connection between the guide slot, push and pull ball diameter is greater than the guide slot width.

8. The female injector of claim 1, wherein said plunger rod and said push-pull portion are of an integrally formed construction.

9. The feminine syringe of claim 4, further comprising an outer cap disposed outside the cartridge.

10. The female syringe of claim 9 wherein said outer cap outer diameter is equal to said upper barrel outer diameter.