JPH0666679U - Plastic container for chemicals - Google Patents

Abstract

(57) [Summary] [Purpose] A container for solution and drug is integrated, and the drug is dissolved at the time of use. All operations are carried out in the container to achieve complete sterilization and hygienic preparation of drug solution. To do. [Structure] In a drug solution container 2 for containing a solution, a drug container 8 for isolating a drug and containing a drug is provided. Communication ports 9 and 10 that communicate with the drug solution container 2 to the drug container 8
To provide. A valve opening / closing mechanism 20 having a valve body that closes the communication holes 9 and 10 is provided.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention isolates and stores solutions such as physiological saline, glucose solution, distilled water for injection, distilled water containing various electrolytes, and drugs such as antibiotics and blood products, and dissolves the drug in the solution at the time of use. The present invention relates to a plastic container for drug solution, which enables the preparation of drug solution.

[0002]

[Prior art]

 Some antibiotics and blood products are used by dissolving them in physiological saline, distilled water, glucose solution, etc. immediately before intravenous injection into a patient. Conventionally, the preparation of this drug solution is carried out by connecting a container containing a drug to a container containing a solution so as to maintain sterility, as disclosed in, for example, Japanese Patent Application Laid-Open No. 4-156849. ing.

[0003]

[Problems to be solved by the device]

 However, as in the past, in order to connect a container containing a drug to a container containing a solution to prepare a drug solution in an aseptic state, the structure of the container itself is complicated or a dedicated auxiliary is used. In addition to the need for equipment, there are problems that the procedure for preparing the drug solution is extremely complicated.

The present invention is intended to address the above-mentioned conventional problems, and provides a drug storage unit that can isolate a drug in a solution storage unit that stores a solution, and provides a container for the solution and the drug. In addition to being integrated, it is possible to achieve complete sterilization by performing all the operations to dissolve the drug during use in a container, which is hygienic, and when the drug is powder, granules, or a viscous substance, An object of the present invention is to provide a plastic container for a drug solution, which can dissolve a drug in a solution reliably and evenly by melting the drug with the solution introduced into the container and then moving it to the solution container.

[0005]

[Means for Solving the Problems]

 In order to achieve the above-mentioned object, the plastic container for chemical liquid according to the present invention is a plastic container for chemical liquid in which a desired chemical liquid is prepared by dissolving the drug in a solution, and the plastic container for the chemical liquid is isolated from the solution in a solution storage unit for storing the solution. And a valve body for closing the communication port communicating with the solution storage section, and a valve opening / closing mechanism for opening / closing the valve body outside the container. It is a thing.

[0006]

[Action]

 According to the plastic container for chemical liquid of the present invention, the solution storage portion and the chemical storage portion are integrated as one container, and in order to dissolve the chemical liquid in the solvent at the time of use, the valve is opened / closed outside the container. The operation mechanism opens the valve body that closes the communication port of the medicine container. When the communication port of the drug storage section is opened, the solution is introduced from the solution storage section to the drug storage section through the communication port, the drug is dissolved in the drug storage section, and then the solution is passed through the communication port. It flows into the storage. In the solution storage section, a drug solution in which a drug in a dissolved state is reliably and uniformly dissolved in the entire amount of the solution is prepared.

[0007]

【Example】

 An embodiment of the present invention will be described with reference to the drawings. In the drawings, as a plastic container for chemical liquid, a plastic container for chemical liquid for infusion is illustrated. In FIG. 1, reference numeral 1 denotes a chemical liquid plastic container. The chemical liquid plastic container 1 is formed inside a flat chemical liquid storage container 2 formed by blow molding of a thermoplastic and a chemical liquid storage container 2. The medicine storage container 8 is formed. A mouth portion 4 is provided at one end of the body portion 3 of the chemical liquid container 2, and the mouth portion 4 is sealed with the stopper body 6 by welding the flange 5 of the mouth portion 4 to the flange 7 of the stopper body 6. Has been. A solution is stored in the body 3. A drug container 8 is provided inside the other end of the drug solution container 2. As shown in detail in FIGS. 2 and 3, the drug storage container 8 has a cylindrical shape, and the drug storage container 8 has a communication port 9 at its tip and a plurality of communication ports 10 on its upper peripheral surface. have. The medicine storage container 8 is integrally formed with a substrate 12 that closes the opening 11 of the liquid medicine storage container 2, and the substrate 12 is welded to the flange 13 of the opening 11 of the liquid medicine storage container 2. . The drug storage container 8 is provided with an elastic valve body 14 that closes the communication port 9 at the tip and an elastic valve body 15 that closes the communication port 10 at the upper part. These valve bodies 14 and 15 are rod-shaped bodies. The rod-shaped body 16 penetrates the bulging portion 17 of the substrate 12 and projects to the outside. The bulging portion 17 and the rod-shaped body 16 are screwed together by the screw structure 18, and The operating member 19 is integrally provided to form a valve opening / closing mechanism 20. An elastic ring 21 for sealing is interposed between the bulging portion 17 and the rod-shaped body 16. The operating member 19 is integrally formed with a bendable hanger 22.

To store a solution and a drug in the drug solution plastic container 1, first, the drug container 8 before being welded to the opening 11 of the drug solution container 2 is filled with the drug, and then the valve body 14 is communicated. The port 9 and the valve body 15 close the communication port 10. The drug storage container 8 filled with the drug is inserted into the inside of the drug solution storage container 2 through the opening 11, and is welded to the flange 13 in a state where the opening 11 is closed by the substrate 12. Next, the chemical solution storage container 2 is filled with the solution from the open mouth portion 4, and the flange 7 of the plug body 6 is welded to the flange 5 of the mouth portion 4 to seal it. The solution is physiological saline, glucose solution, distilled water for injection, distilled water containing various electrolytes, or the like. Drugs are powders, granules or viscous antibiotics and blood products.

There is no particular limitation on the thermoplastic constituting the plastic container for chemical liquid 1 as long as it can be blow molded or formed into a sheet, but in order to improve transparency, hygiene, and dripping property of the chemical liquid, A linear low-density polyethylene having a density of 0.89 to 0.93 g / cm ³ , a homopolymer of propylene, or a copolymer of propylene containing a small amount of olefin is preferable.

The chemical solution storage container 2 is formed into a flat container by blow-molding a thermoplastic as described above, or a thermoplastic plastic is formed into a sheet, and two sheets of the sheet are superposed between the sheets. It is also possible to form a bag by arranging the injection-molded mouth in advance and welding the periphery.

When administering the infusion solution to the patient, as shown in FIG. 3, the rod-shaped body 16 is pulled up by rotating the operating member 19 of the valve opening / closing mechanism 20. When this operation is performed, the communication port 9 closed by the valve body 14 and the communication port 10 closed by the valve body 15 are opened, and the solution is transferred from the drug solution storage container 2 to the drug storage container 8 through the communication ports 9 and 10. Since it flows in, the drug dissolves in the solution in the drug container 8, and when it becomes a fluid state, it flows out from the communication ports 9 and 10 to the drug solution container 2 and surely and evenly dissolves in the solution to An infusion solution in which is dissolved is prepared. At this time, after introducing the solution into the drug storage container 8, the communication ports 9 and 10 are once closed, the plastic container for drug solution 1 is swung to stir, and then the communication ports 9 and 10 are opened again. It can be made to flow out into the solution storage container 2. At the time of infusion, the plastic container for chemical liquid 1 is hung by the suspending tool 22 and the infusion liquid in the chemical liquid storage container 2 is naturally dropped.

As described above, according to the drug solution plastic container 1 of the embodiment, the drug solution storage container 2 and the drug solution storage container 8 are integrated into one container, and all operations for dissolving the drug during use are performed by the container. In addition, it is possible to achieve complete sterilization in a room, which is sanitary, and even if the drug is in the form of powder, granules, or a viscous substance, the drug introduced into the drug container 8 is used to dissolve the drug. After that, the drug can be moved to the solution storage section and the drug can be dissolved in the solution accurately and uniformly.

[0013]

[Effect of device]

 According to the present invention, a drug storage unit that can store a drug in a separated manner is provided in the solution storage unit that stores the solution, and the container for the solution and the drug is integrated, and the operation for dissolving the drug during use is performed. It is sanitary because it can be completely sterilized by performing all in the container, and when the drug is powder, granules, or viscous, the drug introduced into the drug storage section is used to dissolve the drug. Then, it is possible to obtain the effect that the drug can be reliably and evenly dissolved in the solution by moving it to the solution storage section.

[Brief description of drawings]

FIG. 1 is an overall front view showing a partially cutaway plastic container for chemicals according to an embodiment of the present invention.

FIG. 2 is a partially enlarged cross-sectional view of FIG. 1, showing a state in which a communication port is closed.

FIG. 3 is a partially enlarged cross-sectional view of FIG. 1, showing a state in which a communication port is opened.

[Explanation of symbols]

 1 Plastic Container for Chemical Liquid 2 Chemical Liquid Storage Container 3 Body 4 Port 5 Plug 8 Drug Storage Container 9 Communication Port 10 Communication Port 11 Opening 12 Substrate 14 Valve Body 15 Valve Body 16 Rod-like Body 17 Bulging Part 18 Screw Structure 19 Operation member 20 Valve opening / closing mechanism 22 Lifting tool

Claims (1)

[Scope of utility model registration request] 1. A plastic container for a drug solution, wherein a drug is dissolved in a solution to prepare a desired drug solution, and a drug container for isolating the drug from the solution is provided in the solution container for accommodating the solution. A plastic container for chemical liquids, comprising a valve body for closing a communication port communicating with the solution storage section, and a valve opening / closing mechanism for opening / closing the valve body outside the container.