CN111888633A

CN111888633A - Vaginal drug delivery device and method

Info

Publication number: CN111888633A
Application number: CN202010658649.8A
Authority: CN
Inventors: 周建杰
Original assignee: Shenzhen Qishier Biotechnology Co ltd
Current assignee: Shenzhen Qishier Biotechnology Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2020-11-06
Anticipated expiration: 2040-07-09
Also published as: CN111888633B

Abstract

The invention discloses a vagina drug delivery device and a method, wherein the vagina drug delivery device comprises a flexible pipe sleeve, the flexible pipe sleeve comprises a pipe body, a pipe bottom and a pipe orifice which are positioned at two ends of the pipe body, the pipe body comprises an inner wall and an outer wall, the inner wall and the pipe bottom surround to form an accommodating space for accommodating drugs, the flexible pipe sleeve is used for turning the inner wall outwards to enter a vagina, so that the drugs in the accommodating space enter the vagina, and the drugs in the accommodating space uniformly enter the vagina; the medicine is contained in the containing space in the flexible pipe sleeve by adopting the flexible pipe sleeve, and at a specific medicine administration stage, the pipe bottom is only required to be pushed, so that the inner wall of the flexible pipe sleeve is turned outwards to enter the vagina, and the medicine in the containing space is uniformly coated in the vagina.

Description

Vaginal drug delivery device and method

Technical Field

The invention relates to the technical field related to medical instruments, in particular to a vaginal drug delivery device and method.

Background

Intravaginal administration (Intravaginal administration) is an administration route for directly applying a drug into the vagina, and has the potential advantages in pharmacology because the drug is administered to structures in or near the vagina in this way, such as the cervix, and the drug mainly acts on the structures in or near the vagina with less adverse reactions than other administration routes, so the administration route is widely concerned; to avoid infection during administration, by using some auxiliary administration devices for a long time, at present, administration devices such as plungers are commonly used, in which the plunger is fixed in size so that the adaptability is poor, secondary damage to the inside of the vagina is often caused due to, for example, too large friction, and administration is also very uneven and inconvenient.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

In view of the above technical problems in the related art, the present invention provides a vaginal drug delivery device and method, which can solve the above problems.

In order to achieve the technical purpose, the technical scheme of the invention is realized as follows:

a vagina drug delivery device comprises a flexible pipe sleeve, wherein the flexible pipe sleeve comprises a pipe body, a pipe bottom and a pipe opening, the pipe bottom and the pipe opening are positioned at two ends of the pipe body, the pipe body comprises an inner wall and an outer wall, the inner wall and the pipe bottom surround to form an accommodating space for accommodating drugs, and the flexible pipe sleeve is used for turning the inner wall outwards to enter a vagina so that the drugs in the accommodating space enter the vagina.

In the vagina drug delivery device provided by the application, a pipe plug which is detachably connected with the pipe orifice in a sealing manner is arranged on the flexible pipe sleeve.

In the vagina drug delivery device provided by the application, a plurality of first flexible wool-like yarns are arranged on the inner wall, and the first flexible wool-like yarns are uniformly distributed on the inner wall.

In the vagina drug delivery device provided by the application, one side of the tube bottom, which is close to the accommodating space, is provided with a plurality of second flexible wool-like yarns, and the second flexible wool-like yarns are uniformly distributed on the tube bottom.

In the vagina drug delivery device provided by the application, the tube body, the first flexible wool-like fabric and the second flexible wool-like fabric are of an integrally formed structure.

In the vaginal drug delivery device provided herein, the material of the flexible sleeve comprises silicone.

In the vagina device of dosing that this application provided, still include ejector pin and both ends open-ended support sleeve, the support sleeve cover is located the flexible pipe box outside, the ejector pin with support sleeve sliding connection, and set up in support sleeve is close to the opening part of socle one end.

In the vagina device of dosing that this application provided, the socle is equipped with a set, a set is to being close to the orientation arch of accommodation space, a set is kept away from one side of accommodation space is equipped with the recess.

The present application also provides a method of vaginal drug delivery using a vaginal drug delivery device as described above, comprising the steps of:

aligning the orifice of the flexible tube sleeve with the receiving port of the vagina;

pushing the tube bottom of the flexible tube sleeve to enable the inner wall of the flexible tube sleeve to be everted into the vagina, so that the medicine in the accommodating space enters the vagina.

The invention has the beneficial effects that: compared with a plunger type rough drug delivery mode, the inner wall of the flexible pipe sleeve is turned over to enter the vagina in a crawler type rolling mode, so that drug delivery is more uniform, and secondary damage to the inside of the vagina cannot be caused.

Drawings

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

FIG. 1 is a schematic view of a first embodiment of a vaginal drug delivery device of the present application;

FIG. 2 is a schematic view of a second embodiment of a vaginal drug delivery device of the present application;

FIG. 3 is a schematic view of the vaginal drug delivery device of the present application in an initial state of use;

FIG. 4 is a schematic view of the completed state of the vaginal drug delivery device in use according to an embodiment of the present application;

fig. 5 is a block diagram showing a flow chart of a vaginal drug delivery method in an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.

A vagina drug delivery device according to an embodiment of the present invention is shown in fig. 1, and includes a flexible tube sleeve 1, where the flexible tube sleeve 1 includes a tube body 11, and a tube bottom 12 and a tube mouth 13 at two ends of the tube body 11, the tube body 11 includes an inner wall 111 and an outer wall 112, the inner wall 111 and the tube bottom 12 surround to form an accommodating space 14 for accommodating drugs, and the flexible tube sleeve 1 is used for everting the inner wall 111 into a vagina so that the drugs in the accommodating space 14 enter the vagina.

It will be appreciated that, at present, drug delivery devices such as plungers are commonly used, in which the plunger is of a fixed size which makes it less adaptable, often causes secondary damage to the interior of the vagina due to, for example, excessive friction, and is also very non-uniform and inconvenient to administer; in the embodiment, the flexible pipe sleeve 1 is adopted to contain the medicine in the accommodating space 14 in the flexible pipe sleeve 1, and at a specific administration stage, only the pipe bottom 12 needs to be pushed, so that the inner wall 111 of the flexible pipe sleeve 1 is everted into the vagina, and therefore the medicine in the accommodating space 14 is uniformly coated in the vagina, compared with a plunger type rough administration mode, the inner wall 111 of the flexible pipe sleeve 1 enters the vagina like a crawler type rolling everting mode, so that administration is more uniform, secondary damage to the inside of the vagina is avoided, in addition, the size of the flexible pipe sleeve 1 can be selected according to actual conditions, specifically, the length of the pipe body 11 can be 89mm, and the outer diameter of the pipe body 11 can be 16 mm.

In an embodiment, as shown in fig. 1 to 2, a tube plug 15 detachably and hermetically connected to the tube opening 13 is disposed on the flexible tube sleeve 1, and it can be understood that the tube plug 15 is detachably and hermetically connected to the tube opening 13, so that when the vaginal drug delivery device is not used, the tube plug 15 is hermetically connected to the tube opening 13, thereby preventing the accommodating space 14 and the drugs in the accommodating space 14 from being contaminated, facilitating transportation and storage, and facilitating use by pulling out the tube plug 15 only when in use, which facilitates operation; specifically, the material of the tube plug 15 may be rubber, and in addition, a blocking fixing ring 16 may be disposed on the tube opening 13, so that the sealing connection between the tube opening 13 and the tube plug 15 is more compact, and in addition, when the flexible tube sleeve 1 is specifically used, the blocking fixing ring 16 may be disposed on the periphery of the outer side of the vaginal receiving opening to play a role in fixing, so as to prevent the flexible tube sleeve 1 from integrally entering the vagina after the inner wall 111 is everted, and play a certain role in limiting.

In an embodiment, as shown in fig. 1 to 4, a plurality of first flexible bristles 113 are disposed on the inner wall 111, and the first flexible bristles 113 are uniformly arranged on the inner wall 111; it can be understood that the plurality of first flexible bristles 113 are disposed on the inner wall 111, so that the drug can be more uniformly coated in the vagina through the first flexible bristles 113 when the inner wall 111 is everted into the vagina, and the inner wall 111 is prevented from directly and rigidly contacting the vagina through the first flexible bristles 113 flexibly contacting the vagina first, thereby improving the drug administration experience of a user.

In an embodiment, as shown in fig. 1 to 4, a plurality of second flexible bristles 121 are disposed on one side of the tube bottom 12 close to the accommodating space 14, and each of the second flexible bristles 121 is uniformly arranged on the tube bottom 12; it can be understood that the tube bottom 12 is provided with a plurality of second flexible bristles 121, so that not only can the depth of the medicine entering the vagina be increased by the second flexible bristles 121 after the inner wall 111 is completely everted into the vagina, but also the tube bottom 12 is prevented from directly and rigidly contacting the vagina and causing secondary injury to the vagina by the first flexible bristles 121 flexibly contacting the vagina.

In one embodiment, as shown in fig. 1, the tube body 11, the first flexible bristles 113 and the second flexible bristles 121 are integrally formed; it can be understood that the tube body 11, the first flexible bristles 113 and the second flexible bristles 121 are integrally formed by injection molding, and specifically, the diameters or lengths of the first flexible bristles 113 and the second flexible bristles 121 can be adjusted according to actual needs, which is not described herein again.

In this embodiment, the flexible pipe sleeve 1 is made of silica gel; it can be understood that the flexible pipe sleeve 1 is made of silica gel, which is very suitable for being attached to a human body, and does not cause discomfort to a user when in use on the premise of ensuring flexibility, and specifically, the first flexible bristles 113 and the second flexible bristles 121 can be made of silica gel; furthermore, the material of the flexible pipe sleeve 1 may also comprise other substances such as cellucotton.

In an embodiment, as shown in fig. 2, the flexible pipe comprises a top rod 2 and a support sleeve 3 with two open ends, the support sleeve 3 is sleeved outside the flexible pipe sleeve 1, the top rod 2 is connected with the support sleeve 3 in a sliding manner, and is arranged at an opening of the support sleeve 3 near one end of the pipe bottom 12; it can be understood that the supporting sleeve 3 is sleeved outside the flexible sleeve 1 for supporting and limiting the flexible sleeve 1, so as to prevent the flexible sleeve 1 from being bent or deformed during use and causing inconvenience in use, specifically, the tube body 11 can be attached to the inside of the supporting sleeve 3, and the push rod 2 is disposed at an opening of the supporting sleeve 3 near one end of the tube bottom 12, so that when in use, a pushing force is applied to the tube bottom 12 by the push rod 2 to push the tube bottom 12 of the flexible sleeve 1, so that the inner wall 111 of the flexible sleeve 1 is everted into the vagina, so that the medicine in the accommodating space 14 enters the vagina; furthermore, an anti-bacterial layer, which may be an aluminum foil, may be provided between the support sleeve 3 and the flexible sleeve 1.

In an embodiment, as shown in fig. 1 to 4, the tube bottom 12 is provided with a top disc 122, the top disc 122 protrudes toward the accommodating space 14, and a groove is formed on a side of the top disc 122 away from the accommodating space 14; it can be understood that the top plate 122 is used to improve the rigidity of the tube bottom 12, so as to prevent the tube bottom 12 from being stacked or folded integrally with the tube body 11 after being subjected to a top pushing force, and the top plate 122 protrudes toward the direction close to the accommodating space 14, and a groove is provided on a side of the top plate 122 away from the accommodating space 14, so that when the top pushing force is applied to the tube bottom 12, the top pushing force can be directly applied to the groove, which is more convenient, and at the same time, the protrusion of the top plate 122 toward the direction close to the accommodating space 14 is more convenient for driving the tube body 11 to turn outwards in use; specifically, the thickness of the top disk 122 is greater than the wall thickness of the tube body 11, the diameter of the top disk 122 may be greater than the inner diameter of the tube body 11, and the diameter of the top disk 122 may be 22 mm.

The present application also provides a method of vaginal drug delivery, as shown in fig. 5, using a vaginal drug delivery device as described above, comprising the steps of:

step S10: aligning the nozzle 13 of the flexible pipe sleeve 1 with the receiving port of the vagina;

step S20: as shown in fig. 3 to 4, the tube bottom 12 of the flexible tube sleeve 1 is pushed to evert the inner wall 111 of the flexible tube sleeve 1 into the vagina, so that the medicine in the accommodating space 14 enters the vagina.

In an embodiment, in the step S20, as shown in fig. 4, a push rod 2 is specifically used to apply a pushing force to the tube bottom 12, so as to push the tube bottom 12 of the flexible tube sleeve 1, and turn the inner wall 111 of the flexible tube sleeve 1 outwards into the vagina, so that the medicine in the accommodating space 14 enters the vagina.

In summary, the flexible pipe sleeve 1 is adopted to contain the medicine in the accommodating space 14 in the flexible pipe sleeve 1, and at a specific administration stage, only the pipe bottom 12 needs to be pushed, so that the inner wall 111 of the flexible pipe sleeve 1 is everted into the vagina, and the medicine in the accommodating space 14 is uniformly coated in the vagina.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The vagina drug delivery device is characterized by comprising a flexible pipe sleeve, wherein the flexible pipe sleeve comprises a pipe body, a pipe bottom and a pipe opening, the pipe bottom and the pipe opening are positioned at two ends of the pipe body, the pipe body comprises an inner wall and an outer wall, the inner wall and the pipe bottom surround to form an accommodating space for accommodating drugs, and the flexible pipe sleeve is used for turning the inner wall outwards into a vagina so that the drugs in the accommodating space can enter the vagina.

2. The vaginal drug delivery device as claimed in claim 1, wherein the flexible sleeve is provided with a plug for removable sealing connection with the spout.

3. The vaginal drug delivery device as claimed in claim 1, wherein the inner wall is provided with a plurality of first flexible bristles, each of the first flexible bristles being evenly arranged on the inner wall.

4. The vaginal drug delivery device as claimed in claim 3, wherein the tube bottom is provided with a plurality of second flexible bristles adjacent to the accommodating space, and the second flexible bristles are uniformly arranged on the tube bottom.

5. The vaginal drug delivery device as claimed in claim 4, wherein the tubular body, the first flexible bristles and the second flexible bristles are of an integral structure.

6. The vaginal drug delivery device as claimed in claim 1, wherein the material of the flexible sleeve comprises silicone.

7. The vaginal drug delivery device as claimed in claim 1, further comprising a top rod and a support sleeve with two open ends, wherein the support sleeve is sleeved outside the flexible sleeve, and the top rod is slidably connected with the support sleeve and is disposed at an opening of the support sleeve near one end of the tube bottom.

8. The vaginal drug delivery device as claimed in claim 1, wherein the bottom of the tube is provided with a top disc, the top disc is convex towards the receiving space, and a groove is formed on one side of the top disc away from the receiving space.

9. A method of vaginal drug delivery using the vaginal drug delivery device of any of claims 1-8 comprising the steps of: