CN211536162U

CN211536162U - Gynecological medicine injector

Info

Publication number: CN211536162U
Application number: CN201921438012.7U
Authority: CN
Inventors: 张洪梅; 赵俊文
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2020-09-22
Anticipated expiration: 2030-07-22

Abstract

The utility model relates to a medical appliance, and discloses a gynecological medicine injector, wherein a piston is arranged in a medicine tube, a push rod is arranged at the rear side of the piston, and the medicine tube consists of a conical part and a straight tube part which are integrally formed at the front and the rear; the front end of the conical part is closed, and side holes are uniformly distributed on the peripheral side wall; a conical head is fixed on the front side of the piston, when the piston is positioned at the foremost end of the straight pipe part, the front end of the conical head is contacted with the inner wall of the front end of the conical part, and the side wall of the conical head is contacted with the inner wall of the conical part; the rear end of the straight pipe part is fixedly connected with a shell-shaped holding pipe; the push rod passes through the interior of the holding tube and extends to the rear of the holding tube. When the gynecological medicine pusher is used, in the whole medicine pushing process, gynecological gel is uniformly dispersed and discharged through the side holes uniformly distributed on the outer wall of the conical part, so that the direct contact area of the gynecological gel and an affected part is increased, and the gynecological gel is favorably dissolved and the medicinal components are favorably and quickly absorbed; in addition, the disposable medical infusion bag is simple in structure, low in cost, suitable for disposable use, safe and sanitary, and has great popularization significance in clinic.

Description

Gynecological medicine injector

Technical Field

The utility model relates to a medical instrument, in particular to a medicine pusher used in the process of treating gynecological diseases.

Background

Vaginitis and cervicitis are the most common gynecological diseases, the treatment means of the diseases mainly comprises external application of medicaments, wherein gynecological gel is a relatively common external medicament, and the gynecological gel needs to be placed on an affected part by means of a special medicine injector when used due to the particularity of the physiological structure of the affected part. The structure of the prior medicine pushing device is similar to that of an injector and generally comprises a barrel, a piston and a push rod, and although the structure is simple, the device is safe and sanitary, but has remarkable defects in the using process. The specific defects are as follows: current gynaecology's medicator is discharged gynaecology's gel through the opening of bobbin front end, and the gel of exhaust gynaecology is the bulk, and on the one hand, the rate of dissolving is slow, and the medicine absorption efficiency is low, and on the other hand, gynaecology's gel is little with affected part area of contact, even the postdissolution drug effect also often only can concentrated action in a banding local area, can't carry out omnidirectional medication to the disease position. Meanwhile, when the patient uses the gynecological gel, the patient mostly focuses on the sleeping period, the body of the patient is in a posture for a long time, and the distribution position of the medicament components after the gynecological gel is dissolved is relatively constant, so that the treatment effect of the gynecological gel is further reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a gynaecology's gel and affected part area of contact can be increased to make gynaecology's gel easily dissolve, improve medicine absorption efficiency, improve gynaecology's gel treatment's pusher.

In order to achieve the technical purpose, the utility model adopts the following technical scheme:

the utility model provides a gynaecology's medicine pushing device, its includes a pencil, is equipped with the piston in the pencil, and the piston rear side is equipped with push rod, its characterized in that: the medicine tube is composed of a conical part and a straight tube part which are integrally formed front and back; the inner diameter of the conical part is gradually increased from front to back, the foremost end is closed, and side holes are uniformly distributed on the peripheral side wall; the piston can only slide in the straight pipe part in a sealing way, a conical head is fixed on the front side of the piston, and the outer diameter of the conical head is gradually increased from front to back; when the piston is positioned at the foremost end of the straight pipe part, the front end of the conical head is contacted with the inner wall of the front end of the conical part, and the side wall of the conical head is contacted with the inner wall of the conical part; the rear end of the straight pipe part is fixedly connected with a shell-shaped holding pipe; the push rod penetrates through the interior of the holding tube and extends to the rear of the holding tube; in the initial state, the piston is positioned at the rear end of the straight pipe part, gynecological gel is filled in the space in the inner cavity of the medicine pipe, which is positioned at the front side of the piston, and the medicine pipe is coated with a plastic film for plugging the side hole.

The working principle and the use method of the gynecological medicine pusher are as follows:

when in use, the plastic film is taken off, and the holding tube is held to place the medicine tube part in a proper position in the vagina of a patient; the push rod is pushed forwards, the piston and the conical head synchronously move forwards, and because the conical head and the conical part have conicity, a gap exists between the side walls of the conical head and the conical part, the gynecological gel is discharged outwards from each side hole through the gap after being pressed and is contacted with the vaginal wall of a patient; when the push rod cannot be pushed forwards continuously, the piston and the conical head are located at the front ends of respective strokes, at the moment, the piston is located at the front end of the straight pipe part, the front end of the conical head is in contact with the inner wall of the front end of the conical part, and the side wall of the conical head is in contact with the inner wall of the conical part; finally, the gynecological medicine pusher is taken out of the body of the patient, and the whole medicine feeding operation is finished.

Compared with the prior art, the gynecological medicine pusher has the following technical effects:

when the gynecological medicine pusher is clinically used, in the whole medicine pushing process, gynecological gel is uniformly dispersed and discharged through the side holes uniformly distributed on the outer wall of the conical part, the distribution state of the medicine is ensured to be matched with the physiological structure characteristics of a diseased part, the direct contact area of the gynecological gel and the affected part is improved, the gynecological gel is distributed more dispersedly and more uniformly, and the dissolution of the gynecological gel and the rapid absorption of medicine effect components are facilitated; meanwhile, the gynecological gel is extruded and discharged through the side holes to be in a fine flocculent shape, so that the gynecological gel is more beneficial to dissolution and absorption compared with the traditional 'conglobate shape'. In addition, the gynecological medicine injector has the advantages of simple structure, low cost, suitability for disposable use, safety and sanitation. Therefore, the gynecological medicine pusher has great application prospect and popularization significance in clinic.

Drawings

Fig. 1 is one of the structural schematic diagrams of the gynecological injector.

Fig. 2 is a second schematic structural view of the gynecological injector.

Fig. 3 is a working principle diagram of the gynecological medicine pusher during medicine pushing.

FIG. 4 is a schematic view showing a state where the tip of the conical head is in contact with the inner wall of the tip of the conical portion.

FIG. 5 is a schematic view of an improved structure of the cone, the piston and the grip tube.

In the figure, 1, a conical part, 2, a conical head, 3, a straight pipe part, 4, a holding pipe, 5, a push handle, 6, a push rod, 7, a piston, 8 and a side hole.

Detailed Description

Referring to fig. 1, 2 and 4, the utility model discloses a gynecological medicine injector, which comprises a medicine tube, a piston 7, a conical head 2, a push rod 6 and a holding tube 4; the medicine tube is composed of a conical part 1 and a straight tube part 3 which are integrally formed, wherein the conical part 1 is positioned at the front side of the straight tube; the inner diameter of the conical part 1 is gradually increased from front to back to form a taper, the foremost end of the conical part is closed, and side holes 8 for communicating the inner cavity of the conical part with the outside are uniformly distributed on the peripheral side wall of the conical part; the straight pipe part 3 is in a cylindrical shape, namely the front and rear inner diameters are consistent, and the piston 7 can only slide in the straight pipe part 3 in a sealing way; the conical head 2 is positioned at the front side of the piston 7 and fixedly connected with the piston, and the outer diameter of the conical head 2 is gradually increased from front to back to form a taper; when the piston 7 is positioned at the foremost end of the straight pipe part 3, the front end of the conical head 2 is contacted with the inner wall of the front end of the conical part 1, the side wall of the conical head 2 is contacted with the inner wall of the conical part 1, namely, the conical head 2 tends to fill the inner cavity space of the conical part 1; the rear end of the straight pipe part 3 is fixedly connected with a shell-shaped holding pipe 4, the holding pipe 4 and the straight pipe part 3 can be connected through threads, and can also be fixedly connected in a splicing and bonding mode, and the holding pipe 4 is mainly used for being held by an operator; the push rod 6 penetrates through the interior of the grip tube 4 and extends to the rear of the grip tube 4, and the push rod 6 is used for pushing the piston 7 to move forwards; when the gynecological medicine pusher leaves a factory in an initial state, the piston 7 is positioned at the rear end of the straight pipe part 3, gynecological gel (not shown) is filled in a space in the inner cavity of the medicine pipe, which is positioned at the front side of the piston 7, and a plastic film (not shown) for plugging the side hole 8 is coated outside the medicine pipe; the plastic film is used for preventing gynecological gel from flowing out through the side hole 8 on one hand, and isolates the gynecological gel from air on the other hand, so that the gynecological gel is prevented from being degraded.

Referring to fig. 3 and 4, when the gynecological medicine pusher is used, the plastic film is taken off, and the holding tube 4 is used for placing the medicine tube part in a proper position in the vagina of a patient; the push rod 6 is pushed forwards, the piston 7 and the conical head 2 are stressed to move forwards synchronously, and because the conical head 2 and the conical part 1 both have conicity, a gap is always reserved between the side walls of the conical head 2 and the conical part 1 before the front ends of the conical head 2 and the conical part 1 are propped against each other, gynecological gel is uniformly discharged outwards from each side hole 8 through the gap after being pressed and is contacted with the vaginal wall; when the push rod 6 cannot be pushed forwards continuously, the piston 7 and the conical head 2 are located at the front end of respective stroke, at the moment, the piston 7 is located at the front end of the straight pipe part 3, the front end of the conical head 2 is in contact with the inner wall of the front end of the conical part 1, and the side wall of the conical head 2 is in contact with the inner wall of the conical part 1, so that the gynecological gel in the medicine tube hardly remains in the state of the gynecological medicine pusher; then, the gynecological gel can be smeared to a certain extent by rotating and pushing and pulling the gynecological pusher properly, so that the contact between the gynecological gel and the vaginal wall is more balanced and tight; finally, the gynecological medicine pusher is taken out of the body of the patient, and the whole medicine feeding operation is finished.

As shown in fig. 3, in the whole drug pushing process, the gynecological gel is uniformly dispersed and discharged through the side holes 8 uniformly distributed on the outer wall of the conical part 1, so that the drug distribution state is ensured to be matched with the physiological structure characteristics of the affected part, the direct contact area of the gynecological gel and the affected part is increased, the gynecological gel is distributed more dispersedly and more uniformly, and the dissolution of the gynecological gel and the rapid absorption of drug effective components are facilitated; meanwhile, the gynecological gel is extruded and discharged through the side hole 8 to be in a fine flocculent shape, so that the gynecological gel is more beneficial to dissolution and absorption compared with the traditional 'conglobate shape'.

The gynecological medicine injector is simple in structure, the main parts are made of disposable medical plastics, the cost is low, and the gynecological medicine injector is suitable for disposable use, safe and sanitary.

Further, in order to make this gynaecology's impeller be convenient for processing preparation and reduce cost more, the utility model discloses still have further improvement to above-mentioned gynaecology's impeller, concrete structure is:

as shown in fig. 5, the conical head 2 is hollow, the rear end of the conical head is integrally formed with the push rod 6, the piston 7 is annular and is sleeved at the rear end of the conical head 2, and the conical head and the piston are fixedly connected in an adhesion manner; the rear end of the push rod 6 is provided with a push handle 5 which is spliced and combined.

Claims

1. The utility model provides a gynaecology's medicine pushing device, its includes a pencil, is equipped with the piston in the pencil, and the piston rear side is equipped with push rod, its characterized in that: the medicine tube is composed of a conical part and a straight tube part which are integrally formed front and back; the inner diameter of the conical part is gradually increased from front to back, the foremost end is closed, and side holes are uniformly distributed on the peripheral side wall; the piston can only slide in the straight pipe part in a sealing way, a conical head is fixed on the front side of the piston, and the outer diameter of the conical head is gradually increased from front to back; when the piston is positioned at the foremost end of the straight pipe part, the front end of the conical head is contacted with the inner wall of the front end of the conical part, and the side wall of the conical head is contacted with the inner wall of the conical part; the rear end of the straight pipe part is fixedly connected with a shell-shaped holding pipe; the push rod penetrates through the interior of the holding tube and extends to the rear of the holding tube; in the initial state, the piston is positioned at the rear end of the straight pipe part, gynecological gel is filled in the space in the inner cavity of the medicine pipe, which is positioned at the front side of the piston, and the medicine pipe is coated with a plastic film for plugging the side hole.

2. A gynecological applicator as claimed in claim 1, wherein: the conical head is hollow, the rear end of the conical head and the push rod are integrally formed, the piston is annular and is sleeved at the rear end of the conical head, and the conical head and the piston are fixedly connected in an adhesion manner; the rear end of the push rod is provided with a push handle which is spliced and combined.