JP3404177B2 - Infusion container - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a dry drug such as a powdered preparation, a freeze-dried drug, and a solid drug, and a solution of the drug, which is stored in a separated state. The present invention relates to an infusion container for mixing and supplying a liquid medicine.

[0002]

2. Description of the Related Art Conventionally, in a medical institution such as a hospital, a dry drug in a drug container such as a vial is dissolved in a solution (including other drugs) such as distilled water, physiological saline, glucose, etc. It is used for Especially for antibiotics for injection, the administration method is based on intravenous infusion based on infusion. In addition, since many of these antibiotics are soluble before use, both re-dissolving operation and mixing operation are required at the time of administration, which may increase the chance of microbial contamination of the drug solution, and the operation time is long. There is a medical problem that it requires.

A pharmaceutical kit product is a combination of a pharmaceutical product and an administration system, and is capable of reducing the risk of microbial contamination, preventing errors during prescription, and promptly responding to emergencies in comparison with the non-kit administration system. It has medical advantages such as improvement of treatment quality, waste of medicine, reduction of property cost by simplifying inventory management, convenience and safety, and reduction of workload. A method using an infusion container called an I-bag, which is a packaging form in which a vial of a drug to be dissolved and a dissolution solution bag (bottle) are integrated, is used as an infusion container that takes advantage of the medicinal kit product. Alternatively, both are separately packaged, and an ADD-V developed by Abbott Inc. in the US using an infusion container characterized in that both are connected at the time of use by a dedicated fitting portion
There is an antage system method.

The infusion container in the ADD-Vantage system is: It is possible to aseptically produce a freeze-dried preparation using a general freeze-dryer. ． Since rubber is dissolved in the solution without puncturing with a needle, no coring or fragmentation occurs. ． Suitable for incineration because it does not use metal. ． Plastic vials can be used and can be incinerated without separation. ． The infusion bag (bottle) and the vial can be separated, and even when a glass vial is used, it can be separated and discarded. ． The type and volume of the solution can be arbitrarily selected. ． It is easy to operate, can respond immediately in an emergency, and is excellent in preventing bacterial contamination. ． Since the number of component parts is small and there is no complicated manufacturing process, it is easy to guarantee the product, and it is possible to manufacture at a relatively low cost. It has the characteristics of

As the above-mentioned I-bag type infusion container,
A solution container made of a synthetic resin that is press-deformable and has a communication port with a drug container and a drug solution outlet port at both ends, and the communication port is enclosed on the communication port side of the solution container and is concentric therewith. An infusion container assembly comprising a fixed cylindrical support member, a double-ended needle having puncture portions at both upper and lower ends, and a drug container, which is slidably inserted into and supported by the cylindrical support member, and The infusion solution container assembly is made of a synthetic resin packaging material that aseptically seals at least a portion except the drug solution outlet and has a hanger hole on the drug solution container side, and a lower puncture part of the double-ended needle is formed in the communication port. It is attached to the puncture needle guide, and the bottom of the drug container is arranged so as to project to the outside of the tubular support member. Therefore, when the drug container is pushed toward the double-ended needle side, the mouth of the drug container is sealed. And sealing part of the communication port of the solution container An infusion container (Japanese Unexamined Patent Publication No. Heisei 5-200095) which is pierced by a double-ended needle and configured so that a dissolution liquid container and a drug container are in fluid communication with each other, and a first stopper having a dissolution liquid or a dilution liquid stored therein. A flexible container that is hermetically sealed, a drug container having a second stopper at the mouth, a communicating body that is connected to the first stopper and the second stopper,
It comprises an opening jig for opening the first stopper body and the second stopper body, and the first stopper body and the second stopper body are formed by a base body having a through passage and a shield for blocking the through passage. The unsealing jig exists in the communicating body so as not to block the communicating passage, and the unsealing jig removes the shield body of the first stopper body and the second stopper body from the through passage so that the communicating passage is closed. An infusion container (Japanese Patent Laid-Open No. 228200/1993), which can communicate the flexible container and the drug container via a container, has been proposed.

The infusion solution container disclosed in the above-mentioned Japanese Patent Laid-Open No. 5-200095 is an integrated solution solution container and a drug container which are connected and supported through a cylindrical support member and a double-ended needle.
Although excellent in preventing bacterial contamination, the seal part of the mouth of the drug container and the seal part of the communication port of the solution container are pierced by a double-ended needle, and the solution container and the drug container are in liquid communication,
Depending on the material of the seal part, there is a concern that not only coring and fragmentation may occur, but also the type and volume of the solution cannot be arbitrarily selected. In addition, JP-A-5
In the infusion container disclosed in Japanese Patent Laid-Open No. 228200, similarly to the infusion container disclosed in Japanese Unexamined Patent Publication No. 5-200095, a dissolution liquid container and a drug container are connected and supported via a cylindrical communicating body and an opening jig. Although it is integrated, it is excellent in preventing bacterial contamination, but it has the drawback that the type and volume of the solution cannot be selected arbitrarily.

As an infusion container in the ADD-Vantage system, a dissolution liquid container, a drug container, and a double-ended needle are stored separately, and the dissolution liquid container and the drug container are connected by a double-ended needle at the time of dissolution before use. Dissolve the drug by injecting the solution into the, then return the dissolved drug to the solution container,
Double-headed needle method for intravenous drip infusion, or by integrating a solution container and an injection needle, connect the drug container to the injection needle of the solution container when dissolving before use, and inject the solution into the drug container to dissolve the drug After that, a method in which the dissolved drug is returned to the dissolution liquid container and subjected to intravenous drip infusion (Pharmaceutical Journal Vol. 29, N
o. 10, 1993 / P2205-2212).

[0008]

The above-mentioned double-ended needle method is simple and easy to operate, but since both needles are present, it is dangerous when needles are inserted into the solution container and the drug container, and there is no danger of coring or fragmentation. There is concern about the occurrence. In addition, the method in which the dissolution liquid container and the injection needle are integrated is simple in needle sticking operation and clean, but not only is there a concern that coring or fragments may occur, but there is a drawback that a space is required for storing the dissolution liquid container. have.

An object of the present invention is to solve the above-mentioned drawbacks of the prior art and to provide an infusion container capable of communicating a dissolution container with a drug container by a simple operation at the time of dissolution during use without using an injection needle. .

[0010]

[Means for Solving the Problems] The inventors of the present invention have made extensive studies to achieve the above object. As a result, a gasket guide provided with a slit for escaping vapor at the time of freeze-drying in the upper part, and a slit in which a dissolving liquid flows at the time of use in the lower part, is fitted or adhered to the mouth of the vial, Gasket guide is fitted to the gasket guide so that it can slide and keep airtight, and the cap is screwed into the gasket guide to store it tightly. On the other hand, the gasket guide has slits on the top or bottom where the solution flows when used. Is fitted to the mouth of one end of the solution container and adhered or welded, the gasket is fitted to the gasket guide in a slidable and airtight manner, and the cap is screwed into the gasket guide to seal and store. . Then, after using, remove the cap of the vial and the solution container, screw the gasket guide of the vial into the gasket guide of the solution container to connect, and press the solution container to move the gasket by the pressure of the solution. To form a flow path, or screw one end of the joint into the gasket guide of the dissolution liquid container and screw the other end of the joint into the gasket guide of the vial to connect, and move the gasket with the joint to form the flow path. It has been clarified that the solution container and the drug container can be connected by a simple operation without using an injection needle by forming them, and arrived at the present invention.

That is, according to the first invention of the present application, a solution guide or a diluent is housed inside, a slit through which the solution or the diluent flows during use is provided in the middle, and a gasket guide having a screw thread on the inner surface of the upper part is provided. , A flexible container hermetically sealed with a gasket and a cap, and a screw thread that engages with a screw thread on the upper inner surface of the gasket guide on the outer surface of the upper part, and a slit that escapes steam during freeze-drying on the inner surface of the upper part. Provided, consisting of a gasket guide provided with a slit through which the dissolving or diluting liquid flows at the time of use, and a drug container sealed with a gasket and a cap, and removing the flexible container and the cap of the drug container, Insert the thread on the outer surface of the upper part of the gasket guide of the drug container into the thread on the inner surface of the upper part of the gasket guide of the flexible container to connect it. If pressed container, the gasket by the pressure of the solution or diluent is infusion container, characterized by being configured so that the flow path by moving the slit position is formed.

According to the second invention of the present application, a gasket guide having a dissolution liquid or a dilution liquid therein, a slit through which the dissolution liquid or the dilution liquid flows at the time of use is provided in the lower portion, and a screw thread on the inner surface of the upper portion, , A solution container sealed with a gasket and a cap, and a screw thread on the outer surface of the upper part, and a slit on the inner surface of the upper part that allows vapor to escape during freeze-drying, and a slit through which the solution or diluent flows during use. With a gasket guide on the bottom, a drug container sealed with a gasket and a cap, a screw thread that fits into the screw thread on the inner surface of the upper part of the gasket guide of the solution container and the outer surface of the upper part of the gasket guide of the drug container in the middle part. On the gasket guide of the dissolution liquid container, which consists of a joint that has a screw thread that fits the screw thread of When the joint is screwed into the thread on the inner surface and the thread on the upper surface of the gasket guide of the drug container to connect the gasket, the gasket pressing parts at the upper and lower parts of the joint press the gasket to the slit position to form the flow path. Is an infusion container.

Further, the third invention of the present application has a screw thread on the outer surface of the upper part fitted, adhered or welded to the mouth of the drug container,
A gasket guide is provided on the inner surface of the upper part that allows vapor to escape during freeze-drying, and a lower part is provided with a slit through which the dissolving or diluting liquid flows, and it is slidable and airtight in the gasket guide. It consists of a gasket that can be assembled so that it can be held, an upper movement prevention part that contacts the gasket, and a stopper that has a screw thread on the inner surface that meshes with the screw thread on the outer surface of the gasket guide upper part. This is a drug container for an infusion container, which is configured such that after freeze-drying in a stopper state, a gasket is pressed by a freeze-drying shelf, and then a stopper is screwed into a screw thread on an outer surface of an upper portion of the gasket guide to be tightly plugged.

[0014]

The connection between the flexible container and the drug container of the infusion container of the first invention of the present application is performed by removing the caps of the flexible container and the drug container, and then threading the inner surface of the upper portion of the gasket guide of the flexible container. After connecting by screwing the screw thread on the upper surface of the gasket guide of the drug container, and pressing the flexible container, the gasket moves to the slit position by the pressure of the dissolving or diluting liquid to form a flow path. . Therefore, the dissolution liquid container and the drug container can be connected by a simple operation without using an injection needle, and there is no concern about the occurrence of coring or fragments.

Further, the connection between the solution container and the drug container of the infusion solution container of the second invention of the present application is such that the caps of the solution container and the drug container are removed, and the thread on the inner surface of the gasket guide of the solution container is joined to the outer surface of the joint. After connecting by screwing in the screw thread on the upper part of the gasket guide of the drug container to the screw thread on the inner surface of the flange of the joint, connect the gasket to the slit position by the gasket pressing parts on the upper and lower parts of the joint. The flow path is formed by being pressed.
Therefore, the dissolution liquid container and the drug container can be connected by a simple operation without using an injection needle, and there is no concern about the occurrence of coring or fragments. Further, since the joint is used to connect the dissolution liquid container and the drug container, it is not necessary to use the dissolution liquid container as a flexible container, and a glass bottle can be used.

Further, the drug container of the infusion solution container of the third invention of the present application has a screw thread on the upper outer surface of the gasket guide fitted, adhered or welded to the mouth portion, and vapor is lyophilized on the inner surface of the upper portion during freeze-drying. By providing a slit to escape, and a slit at the bottom for dissolving or diluting solution to flow,
After charging the drug solution for powder drug manufacturing into the drug container, attach the gasket to the upper end of the gasket guide in a half stoppered state,
When it is charged into a freeze dryer and freeze-dried, the vapor is evaporated from the slits on the inner surface of the upper part of the gasket guide and freeze-dried to form a powdered drug. After that, the gasket can be sealed by pressing the gasket with a freeze-drying shelf to tightly close the gasket, taking it out from the freeze-drying machine, and screwing the cap. Therefore, the freeze-dried preparation can be aseptically produced using a general freeze-dryer without the need to take it out from the freeze-dryer and cap the gasket.

As the dissolution liquid container in the present invention, a bottle-shaped or bag-shaped container made of a flexible synthetic resin such as polyethylene, polypropylene, ABS resin, or polycarbonate, or a glass bottle can be used. Further, as the drug container, a bottle molded with a synthetic resin such as polyethylene or polypropylene, or a glass bottle can be used. Also, as a gasket guide,
It is possible to use those molded with synthetic resin such as polyamide resin, polycarbonate resin, polypropylene resin, polyethylene resin, ABS resin, vinyl chloride resin, ethylene vinyl acetate resin. Furthermore, examples of the material of the gasket include butyl rubber, epichlorohydrin rubber, isoprene rubber, butadiene rubber, styrene butadiene rubber and the like.

[0018]

【Example】

Example 1 Hereinafter, details of the infusion container of the first invention of the present application will be described with reference to FIGS. FIG. 1 is a side view of the infusion container of the present invention in a state in which a cap before connection between a dissolution liquid container and a drug container is removed, and FIG. 2 is a cross-sectional view of essential parts showing a state in which the dissolution liquid container and the drug container are connected. , (A) is a cross-sectional view of an essential part in a state in which the screw thread on the upper surface of the gasket guide of the solution container is screwed into the screw thread on the upper surface of the gasket guide of the drug container, and (b) is the flexible solution solution. FIG. 7 is a cross-sectional view of a main part of a state in which the container is pressed and the gasket is slid to the slit position by the pressure of the solution of the solution to communicate the solution container and the drug container.

In FIG. 1 and FIG. 2, 1 is a flexible dissolving liquid container containing a dissolving liquid, 2 is a mouth portion provided at one end of the dissolving liquid container 1, and 3 is provided at the other end of the dissolving liquid container 1. Open mouth, 4
Is a gasket guide having a thread 5 on the inner surface of the upper part and a slit 6 through which the solution flows when used, and is fixed to the mouth 3 of the solution container 1 by adhesion. Reference numeral 7 denotes a gasket assembled to the gasket guide 4 so as to be slidable and sealable, which is not shown, but is sealed by a cap screwed to the screw thread 5 on the upper inner surface of the gasket guide 4. Reference numeral 11 is a drug container containing a powder drug, 12 is a mouth portion of the drug container 1, and 13 is the gasket guide 4 on the upper outer surface.
Has a thread 14 to be screwed into the thread 5 on the inner surface of the upper part, a slit 15 for escaping vapor during freeze-drying is provided on the inner surface of the upper part, and a slit 16 through which a dissolving liquid or a diluting liquid flows at the time of use at the lower part. It is fitted and fixed to the mouth portion 12 of the medicine container 11 via the packing 17 by the provided gasket guide. Reference numeral 18 denotes a gasket that is slidably and hermetically assembled to the gasket guide 13, and is sealed by a cap (not shown) that is screwed into a screw thread 14 on the upper outer surface of the gasket guide 13.

The solution container 1 and the drug container 11 are connected to each other by removing the cap (not shown) and then connecting the drug container 11 to the drug container 11.
The gasket guide 13 upper outer surface of the threads 14, if put threaded threads 5 of the gasket guide 4 upper inner surface of the dissolution liquid container 1, as shown in FIG. 2 (a), and dissolve liquid container 1 and the medicament container 11 Are configured to be connected.

With the above construction, when the powdered medicine contained in the medicine container 11 is dissolved during use, the caps (not shown) of the medicine container 11 and the solution container 1 are removed, and then the mouth of the medicine container 11 is removed. the part 12 facing upward to support the medicament container 11 with one hand, support the solution container 1 the mouth portion 3 of the solvent container 1 with the other hand to the bottom, the drug container 11 gasket guide 13 of the upper outer surface On the thread 14,
Threads 5 on the inner surface of the gasket guide 4 of the solution container 1
If put threadedly, as shown in FIG. 2 (a), it is connected and dissolve liquid container 1 and the medicine container 11.

Thereafter, when the drug container 11 is placed up and the solution container 1 is placed down, the solution in which the powder drug is dissolved returns to the solution container 1. If necessary, this operation is repeated to mix and dissolve the solution and the powder drug. After the drug solution is adjusted in this manner, the dissolution liquid container 1 is hung on a hanger or the like with the mouth portion 3 facing upward, and the mouth portion 2 is used by connecting an infusion set or the like.

Embodiment 2 The details of the second invention of the present application will be explained based on FIG. 3 showing an embodiment. FIG. 3 is an explanatory view of a main part when the dissolution liquid container and the medicine container of the second invention of the present application are connected via a joint, and FIG. 3A shows a state before the connection between the dissolution liquid container and the medicine container. FIG. 3B is a cross-sectional view of a main part, showing a state in which a solution container and a drug container are connected via a joint. In FIG. 3, reference numeral 31 denotes a gasket guide having a thread 32 on the inner surface of the upper portion and a slit 33 through which the dissolving liquid flows at the time of use, which is fixedly adhered to a mouth portion 34 of a dissolving liquid container (not shown). . 35 is a gasket assembled to the gasket guide 31 so as to be slidable and sealable, and 3
Reference numeral 6 denotes a cap having a screw thread 37 that is screwed into the screw thread 32 on the upper inner surface of the gasket guide 31 and an upper movement preventing portion 38 of the gasket 35.
Is screwed into the screw thread 32 on the inner surface of the upper portion of the gasket guide 31 for sealing. 41 is a drug container containing a powdered drug, 42 is an opening of the drug container 41, 43 is a screw thread 44 on the outer surface of the upper part, a slit 45 is provided on the inner surface of the upper part to release vapor during freeze-drying, and the lower part is A gasket guide provided with a slit 46 through which the solution is circulated during use is adhesively fixed to the mouth 42 of the drug container 41. Four
Reference numeral 7 denotes a gasket that is slidably and hermetically assembled to the gasket guide 43, and reference numeral 48 denotes a cap having a thread 49 threaded to the thread 44 on the upper outer surface of the gasket guide 43 and an upper movement preventing portion 50 of the gasket 47. , The screw thread 49 of the cap 48 is screwed into the screw thread 44 on the inner surface of the upper portion of the gasket guide 43 to be hermetically sealed.

Reference numeral 51 designates a double tube portion 53 having an inner surface with a thread 52 which is screwed to the thread 44 on the outer surface of the upper portion of the gasket guide 43, and a screw which is screwed to the thread 32 on the inner surface of the upper portion of the gasket guide 31. A joint having ridges 54 on the outer surface, and sliding seal portions 55 and 56 with the inner surfaces of the gasket 51 and the gasket guide 43 are provided at the upper and lower portions of the joint 51, and the threads 44 and the gasket on the outer surface of the upper portion of the gasket guide 43. When the threads 52 and 54 of the joint 51 are screwed into the threads 32 on the inner surface of the upper portion of the guide 31, the gasket 35 and the gasket 47 are pushed into the pressing portion 5.
7 and 58, they are pushed downward and moved to the positions of the slit 33 and the slit 46, respectively, so that the dissolution liquid container and the drug container 41 communicate with each other as shown by the arrow in FIG. 3 (b).

With the above construction, when the powdered medicine contained in the medicine container 41 is dissolved during use, the medicine container 41 and the caps 36 and 48 of the solution container are removed, and then the mouth of the medicine container 41 is removed. The drug container 41 is supported by one hand with the part 42 facing up, and the joint 5 is supported by the other hand.
The thread 52 on the inner surface of the double tube portion 53 in the middle
When the gasket 47 is screwed and fixed to the screw thread 44 on the outer surface of the upper portion of the gasket guide 43, the gasket 47 is pushed by the pressing portion 57 and moves to the position of the slit 46. After that, the joint 51 is screwed into the mouth portion 42 and fixed, and the drug container 41 is supported with one hand, and the mouth portion 34 of the dissolution liquid container is supported downward with the other hand, and the screw thread 54 in the middle of the joint 51 is supported. When the screw threads 32 on the inner surface of the upper portion of the gasket guide 31 are screwed and fixed, the gasket 35 is pushed by the pressing portion 58 and moved to the position of the slit 33, and the dissolution liquid container and the drug container 41 are communicated with each other, as shown in FIG. ), The dissolution liquid flows into the medicine container 41 from the dissolution liquid container and is transferred to mix with the powdered medicine.

Thereafter, when the drug container 41 is placed up and the solution container is placed down, the solution in which the powder drug is dissolved is
Return to the solution container. Repeat this operation if necessary,
The solution and the powdered drug are mixed and dissolved. After the drug solution is adjusted in this way, the dissolution liquid container is hung on a hanger or the like with the mouth portion 34 facing up, and an infusion set or the like is connected to the mouth portion opposite to the mouth portion 34 for use.

Embodiment 3 The details of the medicine container of the infusion container of the third invention of the present application will be described below with reference to FIG. 4 showing an embodiment. FIG. 4 is an explanatory diagram of the filling state of the powder drug into the drug container, and FIG. 4A is a cross-sectional view of a main part in a state where a drug solution for powder drug production is charged into the drug container and then dried by a freeze dryer. , (B) is a cross-sectional view of the main part in a state where the freeze-drying is completed and the gasket is stoppered with a freeze-drying shelf, and (c) is a cross-sectional view of the main part in which the drug container is taken out from the freeze-dryer and tightly closed with a cap. It is a figure. In FIG. 4, 61 is a drug container for containing a powder drug, 62 is a mouth part of the drug container 61, 63 is a screw thread 64 on the upper outer surface,
The inner surface of the upper portion is provided with a slit 65 for releasing vapor during freeze-drying, and the lower portion is provided with a slit 66 through which the solution is circulated during use.
Is attached to the mouth portion 62 of the medicine container 61 by adhesive bonding. 67 is a gasket guide 6
Gasket to be slidably and hermetically attached to No. 3, 68
Is a cap having a screw thread 69 to be screwed into the screw thread 64 on the upper outer surface of the gasket guide 63 and an upper movement preventing portion 70 of the gasket 67, and the screw thread 69 of the cap 68 on the screw thread 64 on the upper inner surface of the gasket guide 63. It is configured so that it can be sealed by screwing.

With the above configuration, when the drug container 61 is filled with the powder drug, the drug container 61 is charged with the drug solution for producing the powder drug, and then the gasket 67 is provided as shown in FIG. 4 (a). Is attached in the slit 65 position on the inner surface of the upper part of the gasket guide 63 in a half stoppered state, and is inserted into a freeze dryer and freeze dried. Then, the vapor generated during freeze-drying is evaporated and discharged through the space between the gasket 67 and the slit 65, and the drug solution for producing the powder drug is freeze-dried to become the powder drug. Then, as shown in FIG. 4B, if the shelf 71 of the freeze dryer is lowered, the shelf 7 is removed.
1, the gasket 67 is pushed into the gasket guide 63, and the gasket 67 pushes the gasket guide 63.
Is sealed. After that, the drug container 61 is taken out from the freeze dryer, and the screw thread 64 on the upper outer surface of the gasket guide 63 is removed.
When the thread 69 of the cap 68 is screwed into and tightly plugged, the gasket 67 is pushed into the middle portion of the gasket guide 63 by the upper movement preventing portion 70, as shown in FIG. 4C.

[0029]

As described above, the infusion solution container of the present invention connects the dissolution solution container and the drug container by a simple operation at the time of dissolution without using a puncture needle which may cause coring or fragmentation. can do.

[Brief description of drawings]

FIG. 1 is a side view of the infusion solution container of the present invention in a state in which a cap before connection between a solution container and a drug container is removed.

FIG. 2 is a cross-sectional view of an essential part showing a state in which a dissolution liquid container and a drug container are connected, and FIG. 2 (a) is a diagram showing a screw thread on an outer surface of an upper portion of a gasket guide of a drug container and a screw thread on an inner surface of an upper portion of a gasket guide of the dissolution liquid container. (B) is a cross-sectional view of the main part in the state where the solution container is screwed in and the flexible solution container is pressed and the gasket is slid to the slit position by the pressure of the solution solution to separate the solution container and the drug container. It is an important section sectional view in the state of making it open for free passage.

FIG. 3 is an explanatory view of a main part in the case where the dissolution liquid container and the medicine container of the second invention of the present application are connected via a joint, (a)
The figure is a cross-sectional view of an essential part showing a state before the dissolution liquid container and the drug container are connected, and (b) is a cross-sectional view of an essential part showing a state where the dissolution liquid container and the drug container are connected via a joint.

FIG. 4 is a view showing a state in which a drug container is filled with a powdered drug and is hermetically sealed. FIG. 4A is a cross-sectional view of a main part showing a state during freeze-drying in a half stoppered state, and FIG. 4B is a view after freeze-drying. FIG. 4 is a sectional view of a main part showing a state of plugging a gasket by the freeze-drying shelf, and FIG. 7C is a sectional view of a main part showing a state in which a cap is screwed into and sealed.

[Explanation of symbols]

1 Dissolved Solution Containers 2, 3, 12, 34, 42, 62 Mouth Ports 4, 13, 31, 43, 63 Gasket Guides 5, 14, 32, 37, 44, 49, 52, 54, 6
4, 69 Screw threads 6, 15, 16, 33, 45, 46, 65, 66 Slit 7, 18, 35, 47, 67 Gasket 11, 41, 61 Drug container 17 Packing 38, 50, 70 Upper movement preventing portion 36 , 48, 68 Cap 51 Joint 53 Double pipe part 55, 56 Sliding seal part 57, 58 Pressing part 71 Shelf

─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Shin Senda 11-4, Soen-cho, Kawachinagano-shi, Osaka (56) Reference JP-A-4-132554 (JP, A) JP-A-7-59865 (JP, A) JP-A-6-292705 (JP, A) Actual development 4-32736 (JP, U) Actual development 1-117342 (JP, U) Special table 8-500563 (JP, A) (58) Survey Areas (Int.Cl. ⁷ , DB name) A61J 1/20 B65D 25/08 B65D 77/04

Claims (3)

(57) [Claims] 1. A solution or diluent is stored inside,
A slit guide through which the dissolving or diluting liquid flows during use is provided in the middle, a gasket guide with threads on the upper part, a flexible container sealed with a gasket and a cap, and threads on the outer surface with the upper part. , The upper inner surface is provided with a slit for escaping vapor during freeze-drying, and a gasket guide provided with a slit at the bottom through which a dissolving or diluting liquid flows during use, and a drug container sealed with a gasket and a cap. After removing the flexible container and the cap of the drug container, screw the screw thread on the upper outer surface of the gasket guide of the drug container into the screw thread on the upper inner surface of the gasket guide of the flexible container, and then connect the flexible container. When the is pressed, the gasket moves to the slit position by the pressure of the dissolving or diluting liquid to form the flow path. Infusion container to be. 2. A solution or diluent is stored inside,
A slit is provided in the lower portion for the dissolving or diluting liquid to flow during use, a gasket guide having threads on the upper surface, a dissolving fluid container sealed with a gasket and a cap, and threads on the outer surface of the upper portion, A slit is provided on the inner surface of the upper part to release steam during freeze-drying, and a gasket guide is provided at the bottom with a slit through which the dissolving or diluting liquid flows during use, a drug container sealed with a gasket and a cap, and an intermediate A joint that has a screw thread that fits the screw thread on the upper surface of the gasket guide of the solution container and a screw thread that fits the screw thread on the outer surface of the gasket guide upper portion of the drug container in the upper and lower parts, and a gasket pressing part on the upper and lower parts. Consists of a screw thread on the upper surface of the gasket guide of the solution container and an outer thread on the upper surface of the gasket guide of the drug container. Connecting crowded threadedly infusion gasket by a gasket pressing portion of the joint upper and lower portions are characterized by being configured such that flow path is pressed by the slit position is formed containers. 3. A screw thread is provided on the upper outer surface that is fitted, adhered or welded to the mouth of the drug container, and a slit is provided on the inner surface of the upper portion to allow vapor to escape during freeze-drying. Gasket guide provided with a circulating slit at the bottom, slidable in the gasket guide,
In addition, it consists of a gasket that is assembled so that it can be kept airtight, an upper movement prevention part that contacts the gasket, and a stopper that has a screw thread on the inner surface that meshes with the screw thread on the outer surface of the gasket guide upper part. A drug container for an infusion container, characterized in that the stopper is screwed into a screw thread on the outer surface of the upper part of the gasket guide to be tightly plugged after freeze-drying in a half stoppered state, pressing the gasket with a freeze-drying shelf.