CN210750837U - Combined type porous gynecological medicine applicator - Google Patents

Abstract

The utility model relates to a modular porous gynaecology ware of dosing, at least including body and piston push rod, the body includes first sleeve pipe and second sleeve pipe at least, the second sleeve pipe according to the mode of establishing of cover set up in the first sleeve pipe, first sleeve pipe with form the passageway of dosing between the second sleeve pipe, piston push rod set up in the second sleeve pipe, wherein: the second sleeve is provided with at least one switch valve, and the switch valve can be opened in a mode that a first pressure inside the second sleeve is higher than a second pressure inside the administration channel in the process that the piston push rod moves from the tail end of the second sleeve to the front end of the second sleeve, and the second sleeve is communicated with the administration channel.

Description

Combined type porous gynecological medicine applicator

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a modular porous gynaecology ware of dosing.

Background

The department of gynecology is a diagnosis and treatment subject of medical institutions, the department of gynecology is a branch of department of gynecology, and the department of gynecology is a professional department taking female gynecopathy as diagnosis and treatment, and is divided into western medicine gynecopathy and traditional Chinese medicine gynecopathy. Gynecological diseases include: the female reproductive system diseases are gynecological diseases, including vulvar diseases, vaginal diseases, uterine diseases, fallopian tube diseases, ovarian diseases, etc. The disease of female reproductive system is called gynecological disease. The types of gynecological diseases can be various, and the common diseases are: hysteromyoma, ovarian cyst, vaginitis, cervicitis, cervical erosion, pelvic inflammation, adnexitis, functional uterine bleeding, breast diseases, infertility, irregular menstruation, endometritis, abnormal leucorrhea and the like.

At present, vaginal medication is the most common and effective means for treating vaginal inflammation, and the purpose of treatment is achieved by directly delivering external medicine to a focus part by means of a drug delivery device. At present, the administration device suitable for gynecological external use of liquid medicine, gel, paste and the like generally comprises a medicine distribution tube, a piston and a push rod, and the administration device with the structure has a plurality of defects in clinical use, such as: most of the medicines are discharged through a liquid outlet at the front end, although the medicines can be delivered to the deep part of the vagina, the medicines are easy to accumulate at the local part and are not uniformly distributed, and the medicines can not quickly and effectively act on a large-area focus part, so that the utilization rate of the medicines and the treatment effect are reduced; most of the traditional Chinese medicine is disposable, and although the traditional Chinese medicine is safe and sanitary, the traditional Chinese medicine is discarded after being used up, so that certain material waste is caused, and meanwhile, the treatment cost is increased.

Chinese patent (publication No. CN204709625U) discloses a combined porous gynecological administration device, which comprises: the front end surface is provided with a medicine pushing pipe with a medicine inlet and outlet hole, and the outer side wall of the front end of the medicine pushing pipe is fixed with a first O-shaped ring; the outer sleeve is sleeved outside the medicine pushing pipe, and a second O-shaped ring is fixed on the inner side of the front end part of the outer sleeve; the medicine distributing pipe is sleeved outside the medicine pushing pipe, and the rear end of the medicine distributing pipe is hermetically connected with the outer sleeve; the bottom and the side wall are provided with dosing holes; the inner pipe wall at the front end of the medicine distribution pipe is provided with a communicating groove, and when the front end of the medicine pushing pipe abuts against the limiting protrusion, the interlayer spaces in front of and behind the first O-shaped ring are communicated. The medicine is discharged in a porous way, so that the medicine is uniformly administered, the acting surface is large, the local accumulation of the medicine is avoided, and the medicine is ensured to act on a focus part quickly and timely, so that the utilization efficiency and the treatment effect of the medicine are improved; the medicine distribution tube is disposable, safe and sanitary, the medicine pushing tube and the outer sleeve tube are convenient to clean and recycle, and the treatment cost of gynecological diseases is reduced; it can avoid excessive medicine residue, reduce medicine waste, and has coherent and smooth operation, simple operation. However, this patent has at least the following drawbacks: although this patent can prevent to a certain extent that the medicine from piling up at the medicine push tube front end, because the medicine can be taken the lead to flowing out by the row's medicine hole that is close to the medicine push tube front end under the effect of pressure, consequently still can have the patient and suffer from the uneven problem of regional medicine receiving quantity, have certain functional defect. Therefore, the technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a combined type porous gynecological medicine applicator.

SUMMERY OF THE UTILITY MODEL

To the deficiency of the prior art, the utility model provides a modular porous gynaecology ware of dosing at least includes body and piston push rod, the body includes first sleeve pipe and second sleeve pipe at least, the second sleeve pipe establish according to the cover the mode set up in the first sleeve pipe, first sleeve pipe with form the passageway of dosing between the second sleeve pipe, piston push rod set up in the second sleeve pipe, wherein: the second sleeve is provided with at least one switch valve, and the second sleeve can be communicated with the dosing channel in a way of opening the switch valve under the condition that the piston push rod moves from the tail end of the second sleeve to the front end of the second sleeve and the first pressure inside the second sleeve is higher than the second pressure inside the dosing channel.

According to a preferred embodiment, the on-off valve can be restored to closed in the event that the piston pusher abuts against the front end of the second sleeve and the first pressure is equal to the second pressure.

According to a preferred embodiment, the switching valve comprises at least a valve body, a movable portion and a through hole, the through hole being provided on the valve body, the movable portion being provided in the valve body, wherein: the movable portion can be clamped at the first end of the valve body under the condition that the first pressure is equal to the second pressure, and the switch valve can form a liquid channel in a manner that the movable portion is separated from the valve body under the condition that the first pressure is higher than the second pressure.

According to a preferred embodiment, the movable part comprises at least a ball valve and a spring part, one end of the spring part being connected to the ball valve and the other end of the spring part being connected to the valve body, wherein: in the case that the first pressure is higher than the second pressure, the ball valve can be separated from the valve body and form a liquid passage in such a manner that the spring portion is forcibly compressed.

According to a preferred embodiment, the piston rod comprises at least a disk portion, a rod body and a handle, the disk portion abuts against the inner wall of the second sleeve, one end of the rod body is connected with the disk portion, and the other end of the rod body is connected with the handle.

According to a preferred embodiment, the first cannula is provided with a first administration aperture and the front end of the second cannula is provided with a second administration aperture.

According to a preferred embodiment, with the piston pusher abutting against the front end of the second cannula, residual medicament can be moved by the second cannula through the second administration aperture into the administration channel.

According to a preferred embodiment, the second cannula and the first cannula are detachably connected to each other, the second cannula being detachable from the first cannula upon completion of the administration operation of the tube body.

According to a preferred embodiment, the second sleeve is further provided with a fixed ring, and under the condition that the second sleeve is sleeved in the first sleeve, one end of the fixed ring far away from the second sleeve abuts against the inner wall of the first sleeve and forms the administration channel.

According to a preferred embodiment, the first sleeve is further provided with an anti-slip soft layer convenient for hand holding.

The utility model discloses have one or more in following beneficial technological effect at least:

(1) although can prevent to a certain extent that medicine from piling up at the medicine push tube front end to what traditional combination formula porous gynaecology ware existed, because the medicine can be taken the lead by the discharge hole that is close to the medicine push tube front end under the effect of pressure and flows, consequently still can have the regional uneven problem of medicine receiving of sick of patient, has certain functional defect's problem. The utility model discloses a set up the ooff valve and make at the in-process that medical personnel promoted piston push rod, the medicine can be transmitted to the passageway of dosing through the ooff valve in by the second sleeve pipe to because the pressure that the ooff valve is close to second sheathed tube one end all is the same for the velocity of flow of consequently medicine in every ooff valve of first pressure, guaranteed that the medicine distribution in the passageway of dosing is even, fill up the passageway inner chamber of dosing until the medicine. After the passageway inner chamber of dosing is full of the medicine, medical personnel can make the medicine continue to move to in the passageway of dosing and make the medicine by the even transmission of first dosing hole to the patient internal by continuing to promote piston push rod in the second sleeve pipe, have guaranteed that the patient falls ill the even medicine that receives of region, have promoted patient's treatment effectively.

(2) The utility model discloses a set up the ooff valve and make and use at medical personnel the utility model discloses under the condition of inhaling the medicine, the ooff valve can be less than the mode of second pressure according to first pressure and keep closed, has guaranteed that medical personnel absorbs the medicine smoothly through the second dosing hole.

Drawings

FIG. 1 is a simplified structural connection diagram of the combined type multi-hole gynecological administration device of the present invention; and

fig. 2 is a simplified structural connection diagram of the cross section of the switching valve of the present invention.

List of reference numerals

1: a pipe body 2: piston push rod 3: switch valve

11: first sleeve 12: the second sleeve 13: drug delivery channel

14: end 15: front end 16: a first administration hole

17: second administration hole 18: the fixing ring 19: non-slip soft layer

21: disk portion 22: the rod body 23: handle bar

31: valve body 32: the movable portion 33: through hole

34: first end 35: ball valve 36: spring part

P1: first pressure P2: second pressure 37: second end

Detailed Description

As shown in fig. 1, a modular porous gynecological medicine applicator at least comprises a tube body 1 and a piston push rod 2, wherein the tube body 1 at least comprises a first sleeve 11 and a second sleeve 12, the second sleeve 12 is arranged in the first sleeve 11 according to a sleeving manner, a medicine feeding channel 13 is formed between the first sleeve 11 and the second sleeve 12, and the piston push rod 2 is arranged in the second sleeve 12, wherein: the second sleeve 12 is provided with at least one on-off valve 3, and the on-off valve 3 can open and communicate the second sleeve 12 and the administration channel 13 in such a way that a first pressure P1 inside the second sleeve 12 is greater than a second pressure P2 inside the administration channel 13 during the movement of the piston rod 2 from the end 14 of the second sleeve 12 to the front end 15 of the second sleeve 12. Preferably, the directly applied drugs commonly used in gynecological administration are mostly gel-like and/or paste-like drugs, so that it can be ensured that the drugs do not flow out of the first administration hole 16 under the action of gravity or only a small portion of the drugs flows out of the first administration hole 16 when the drugs are transported into the administration channel 13 from the second cannula 12.

Preferably, the utility model discloses a set up ooff valve 3 and make at the in-process that medical personnel promoted piston push rod 2, the medicine can be by in the second sleeve pipe 12 through ooff valve 3 transmit to in the passageway 13 of dosing to because ooff valve 3 is close to the pressure of the one end of second sleeve pipe 12 and all is the same for the velocity of flow of first pressure P1 therefore medicine in every ooff valve 3, guaranteed that the medicine in the passageway 3 of dosing distributes evenly, fill up the passageway 3 inner chambers of dosing until the medicine. After 3 inner chambers of passageway of dosing are full of the medicine, medical personnel can make the medicine continue to move to in the passageway 13 of dosing and make the medicine by the even transmission of first dosing hole 16 to the patient in by second sleeve 12 through continuing to promote piston push rod 2, have guaranteed that the patient falls ill the even medicine that receives of regional, have promoted patient's treatment effectively.

According to a preferred embodiment, the on-off valve 3 is able to resume closing in such a way that the first pressure P1 equals the second pressure P2, with the piston pusher 2 abutting against the front end 15 of the second sleeve 12. Preferably, in the case that the piston rod 2 is moved to abut against the second sleeve 12, the inside of the second sleeve 12 is communicated with the outside, and the first sleeve 11 is communicated with the outside due to the presence of the first medicine dispensing hole 16, so that the first pressure P1 is equal to the second pressure P2. And, use at medical personnel the utility model discloses under the condition of inhaling the medicine, ooff valve 3 can keep closed according to the mode that first pressure P1 is less than second pressure P2, has guaranteed that medical personnel absorbs the medicine smoothly through second dosing hole 17.

According to a preferred embodiment, as shown in fig. 2, the on-off valve 3 includes at least a valve body 31, a movable portion 32, and a through hole 33, the through hole 33 being provided on the valve body 31, the movable portion 32 being provided inside the valve body 31, wherein: the movable part 32 can be engaged with the first end 34 of the valve body 31 in the case where the first pressure P1 is equal to the second pressure P2, and the switching valve 3 can form a liquid passage in such a manner that the movable part 32 is separated from the valve body 31 in the case where the first pressure P1 is greater than the second pressure P2. Preferably, due to the presence of the through hole 33, the pressure inside the on-off valve 3 is equal to the second pressure P2 with the on-off valve 3 closed. Preferably, the valve body 31 of the on-off valve 3 can be embedded on the second sleeve 12 in a bonding composite manner, the first end 34 of the valve body 31 is communicated with the inner space formed by the second sleeve 12, and the through hole 33 is communicated with the administration channel 13.

According to a preferred embodiment, the mobile part 32 comprises at least a ball valve 35 and a spring part 36, one end of the spring part 36 being connected to the ball valve 35 and the other end of the spring part 36 being connected to the valve body 31, wherein: in the case where the first pressure P1 is greater than the second pressure P2, the ball valve 35 can be separated from the valve body 31 and form a liquid passage in such a manner that the spring portion 36 is forcibly compressed. Preferably, when the first pressure P1 is higher than the second pressure P2, the spring portion 36 is compressed, and the ball valve 35 moves toward the second end 37 of the valve body 31 and cannot directly contact the second end 37 due to the presence of the spring portion 36. Preferably, the fluid pathway is defined as a fluid pathway formed by the activity 32 allowing fluid to be transferred from the second cannula 12 to the administration channel 13 in case the second cannula 12 is in communication with the administration channel 13. Preferably, the utility model discloses a set up spring portion 36 and effectively avoided ball valve 35 because the reason of self gravity separates with valve body 31, has effectively guaranteed the stability of ooff valve 3.

According to a preferred embodiment, the plunger rod 2 comprises at least a disc portion 21, a rod 22 and a handle 23, the disc portion 21 abuts against the inner wall of the second sleeve 12, one end of the rod 22 is connected with the disc portion 21, and the other end of the rod 22 is connected with the handle 23. Preferably, the disc portion 21, the lever body 22 and the grip 23 may be integrally formed.

According to a preferred embodiment, the first cannula 11 is provided with a first administration aperture 16 and the front end 15 of the second cannula 12 is provided with a second administration aperture 17.

According to a preferred embodiment, with the piston pusher 2 abutting the front end 15 of the second cannula 12, the remaining medicament can be moved by the second cannula 12 through the second administration hole 17 into the administration channel 13. Preferably, during the process that the piston rod 2 moves from the tail end 14 to the front end 15, part of the medicine can be transmitted into the administration channel 13 through the switch valve 3 until the administration channel is filled, and the medicine can be squeezed in a mode that the piston rod 2 continues to move towards the front end 15 and moves to the body of the patient through the first administration hole 16.

According to a preferred embodiment, the second cannula 12 and the first cannula 11 are detachably connected to each other, the second cannula 12 being detachable from the first cannula 11 in case the tubular body 1 has completed a dosing operation.

According to a preferred embodiment, the second sleeve 12 is further provided with a fixing ring 18, and in the case that the second sleeve 12 is sleeved in the first sleeve 11, an end of the fixing ring 18 far away from the second sleeve 12 abuts against an inner wall of the first sleeve 11 and forms the administration channel 13. Preferably, the fixing ring 18 is provided with a hole inside for transferring the liquid medicine. The utility model discloses a set up retainer plate 18 and make second sleeve pipe 12 support and lean on the passageway 13 of dosing that can form the intercommunication under the condition of first sleeve pipe 11 inner wall. Preferably, the retainer ring 18 and the second sleeve 12 may be integrally formed. Preferably, the retaining ring 18, the first sleeve 11 and the second sleeve 12 may be made of a rubber material. Preferably, the utility model discloses stretch into the internal condition of patient under, first sleeve pipe 11, second sleeve pipe 12 and retainer plate 18 all produce deformation under the pressure effect, the retainer plate 18 can effectively guarantee the noncongestion of passageway 13 of dosing through setting up the hole. Preferably, the fixing ring 18 and the hole of the fixing ring are both a fixing ring and a hole related to the chinese patent with the publication number CN204709625U in the background art.

According to a preferred embodiment, the first sleeve 11 is also provided with a soft anti-slip layer 19 to facilitate handling. Preferably, the anti-slip soft layer 19 may be a rubber layer having an anti-slip effect. Preferably, the anti-slip soft layer 19 can be fixedly connected with the first sleeve 11 by means of adhesion compounding. The utility model discloses a set up soft layer of antiskid 19 and avoided medical personnel's hand to slide for first sleeve pipe 11 effectively when making medical personnel stretch into patient with first sleeve pipe 11 internal.

It should be noted that the above-mentioned embodiments are exemplary, and those skilled in the art can devise various solutions in light of the present disclosure, which are also within the scope of the present disclosure and fall within the scope of the present disclosure. It should be understood by those skilled in the art that the present specification and drawings are illustrative only and are not limiting upon the claims. The scope of the invention is defined by the claims and their equivalents.

Claims (10)

1. A combined porous gynecological administration device at least comprises a tube body (1) and a piston push rod (2), and is characterized in that,

the tube body (1) at least comprises a first sleeve (11) and a second sleeve (12), the second sleeve (12) is arranged in the first sleeve (11) in a sleeving manner, a dosing channel (13) is formed between the first sleeve (11) and the second sleeve (12), the piston push rod (2) is arranged in the second sleeve (12), wherein:

the second sleeve (12) is provided with at least one switch valve (3), and the second sleeve (12) can be communicated with the administration passage (13) in a mode that the switch valve (3) is opened under the condition that the piston push rod (2) moves from the tail end (14) of the second sleeve (12) to the front end (15) of the second sleeve (12) and the first pressure (P1) inside the second sleeve (12) is larger than the second pressure (P2) inside the administration passage (13).

2. Gynaecological applicator according to claim 1, characterized in that the on-off valve (3) can resume closing in the event that the piston pusher (2) abuts against the front end (15) of the second sleeve (12) and the first pressure (P1) is equal to the second pressure (P2).

3. A gynecological applicator according to claim 2, characterized in that the switch valve (3) comprises at least a valve body (31), a movable part (32) and a through hole (33), the through hole (33) being provided on the valve body (31), the movable part (32) being provided inside the valve body (31), wherein:

the movable part (32) being engageable with a first end (34) of the valve body (31) in case the first pressure (P1) is equal to the second pressure (P2),

the switching valve (3) is capable of forming a liquid passage in such a manner that the movable part (32) is separated from the valve body (31) in a case where the first pressure (P1) is greater than the second pressure (P2).

4. A gynaecological applicator according to claim 3, wherein the movable part (32) comprises at least a ball valve (35) and a spring part (36), one end of the spring part (36) being connected to the ball valve (35) and the other end of the spring part (36) being connected to the valve body (31), wherein:

in case the first pressure (P1) is higher than the second pressure (P2), the ball valve (35) can be separated from the valve body (31) and form a liquid passage in such a way that the spring portion (36) is forced to compress.

5. A gynecological applicator according to claim 4, characterized in that the piston pusher (2) comprises at least a disc portion (21), a shaft (22) and a handle (23), the disc portion (21) resting against the inner wall of the second sleeve (12), one end of the shaft (22) being connected to the disc portion (21) and the other end of the shaft (22) being connected to the handle (23).

6. A gynaecological applicator according to claim 5, wherein the first cannula (11) is provided with a first administration aperture (16) and the front end (15) of the second cannula (12) is provided with a second administration aperture (17).

7. A gynaecological applicator according to claim 6, wherein with the piston pusher (2) abutting the front end (15) of the second cannula (12), residual drug can be moved by the second cannula (12) through the second dosing aperture (17) into the dosing channel (13).

8. Gynaecological applicator according to claim 7, wherein the second cannula (12) and the first cannula (11) are removably connected to each other, the second cannula (12) being separable from the first cannula (11) upon completion of the dosing operation by the tube (1).

9. A gynaecological applicator according to claim 8, wherein a fixing ring (18) is further provided on the second sleeve (12), and in the case that the second sleeve (12) is sleeved inside the first sleeve (11), an end of the fixing ring (18) remote from the second sleeve (12) abuts against an inner wall of the first sleeve (11) and forms the administration channel (13).

10. Gynaecological applicator according to claim 9, characterised in that a soft non-slip layer (19) is also provided on the first sleeve (11) for ease of handling.

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