JP2001315796A - Packaging bag and its re-sealing method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a packaging bag in which supplemental aqueous liquid or the like can be supplied to a patient by a simple operation when a chemical liquid is fed to the patient or during its feeding operation, a concentration of the chemical liquid can be adjusted and its superior safety management can be assured. SOLUTION: This packaging bag is comprised of a first packaging bag having a feeding-out port and a second packaging bag communicated with the first packaging bag and acting as a seal opening part for supplemental operation. This packaging bag has a feeding-out port protection member provided with a holding member for holding and sealing the feeding-out port and the seal opening part for supplemental operation.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to, for example, in a packaging bag for nutrients or the like, when administering a drug such as nutrients from a spout, or by replenishing a rehydration liquid or the like from an opening opened during the administration. The present invention relates to a packaging bag whose concentration can be adjusted and a method of resealing a packaging bag for resealing an opened opening.

[0002]

2. Description of the Related Art In general, chemicals such as nutrients are packaged in cans, paper containers, pouches, bottles, and the like, and these are transferred to dedicated administration containers for use. In general, the nutritional supplement is diluted according to the patient's condition, or replenishes medicines and water which are insufficient with the nutritional supplement alone. However, as a container for administration, a packaging bag in which a spout is formed at the lower part of the packaging bag as described in Japanese Utility Model Application Laid-Open No. Sho 63-30432 is used. When the supplement was additionally supplied, it was necessary to remove the administration tube, suspend the administration once, turn the packaging bag upside down, and inject the drug and water. Therefore, the operation is complicated, burdens the patient, and has a problem in hygiene management.

[0003]

Therefore, the present inventors have improved the above-mentioned points, and supplied a rehydration solution or the like during or during the administration of a drug solution by a simple operation to thereby increase the concentration of the drug solution. The present invention was completed as a result of various studies on packaging bags that can be adjusted, and the present invention provides a packaging bag that is easy to manufacture, easy to handle, and excellent in safety and hygiene management. It is intended to provide a resealing method.

[0004]

According to a first aspect of the present invention, a first packaging bag having a spout and a first packaging bag communicate with the first packaging bag.
And a second packaging bag serving as a supply opening portion. According to a second aspect of the present invention, there is provided a packaging bag comprising a spout opening member, a spout opening portion provided with a refill opening portion, and a sandwiching member for sandwiching and replenishing the refill opening portion. Third
The present invention is a method for resealing a packaging bag having a first packaging bag provided with a spout and a second packaging bag which communicates with the first packaging bag and serves as a supply opening section, This is a method for resealing a packaging bag, characterized in that, after opening the second packaging bag, the opening is bent. A fourth invention is a method for resealing a packaging bag having a spout and a refill opening portion, wherein after opening the refill opening portion, the opening portion is bent or folded without bending. This is a method for resealing a packaging bag, characterized in that the packaging bag is sandwiched between. The packaging bag of the present invention is a packaging bag for administering a drug solution to a patient from a spout to which a tube is connected.When replenishing a drug solution or moisture in the packaging bag, the refill opening portion is opened. The replenisher is supplied from the opening portion to adjust the concentration of the nutrient, and after the supply, the opening portion is folded or bent or not folded, and is resealed by being sandwiched by a sandwiching member to refill the drug or the like. Prevents bacteria and other invasions.

[0005]

DETAILED DESCRIPTION OF THE INVENTION The present invention will be described in detail. Front and back 2 constituting the packaging bag of the first invention and the second invention of the present application
As the synthetic resin film, a single-layer film or a laminated film having a heat-adhesive resin layer on the inner surface is used.
Usually, the inner layer is polyethylene, polypropylene (CPP)
Laminated film composed of a resin layer having a thermo-adhesive polyolefin-based resin such as biaxially oriented polyester, biaxially oriented polyamide, biaxially oriented polypropylene and the like with a relatively mechanically strong film as a base material, In order to further add the required performance to the base material, for example, if light-shielding properties are required, aluminum foil, aluminum-deposited film, if air-proofing is required, silica-deposited film, ethylene-vinyl alcohol copolymer film Are preferably used. Further, various selections are made depending on the type of the stored chemical solution. If the chemical solution requires retort treatment, it is necessary to select a material that can withstand the retort treatment.

The thickness of the substrate is not particularly limited,
Generally, it is about 30 to 150 μm. The size of the packaging bag is such that the amount of nutrient to be filled is generally 200 ml to 10 ml.
00ml, width 80mm ~ 200mm, length 1
It is desirable to be about 00 mm to 400 mm.

According to the first and second aspects of the present invention, the opening portion for replenishing the packaging bag is provided with opening assisting means formed of a continuous or intermittent thin portion in the laminated film as an opening portion to be opened before opening. It is preferable to be able to open easily by hand. As the opening assisting means, a continuous thin portion can be formed by lasing a laser beam, and an intermittent thin portion can be formed by laminating another film on a perforated film. It is preferable to provide a notch in these portions to be opened as an opening start portion, since the opening can be more easily performed by hand.

In manufacturing the packaging bag of the present invention, a hanging portion is usually formed by forming a circular, oval or elliptical through hole at the upper end of the packaging bag. At the time of forming the through hole, the predetermined region may be welded in advance. Further, when manufacturing the packaging bag by heat-welding the peripheral portion, a spout member is inserted between the front and back synthetic resin films, and heat-welded to form a spout. The spout member is made of a heat-adhesive resin such as polypropylene or polyethylene, and becomes thinner as the heat-adhered portions are located on the left and right ends so that it can be completely heat-adhered when installed in a packaging bag. Molded ones are preferred. The first packaging bag and the second packaging bag of the first invention of the present application may be the same or different forms, for example, any form such as a flat bag, a gusset bag or a self-supporting bag. From the viewpoint of resources, both are preferably flat bags. In addition, the position of the second packaging bag serving as the replenishing opening portion may be any part remote from the position where the spout of the first packaging bag is present, and may be separated from the first packaging bag, or ,
It may be adjacent. For example, a portion (projection) protruding from the first packaging bag may be provided to serve as a supply opening portion. It is preferable that the spout member of the second invention of the present application has a spout protection member (hereinafter simply referred to as a protection member) provided with a sandwiching member on an outer peripheral portion thereof. The outlet protective member is removed, the spout is cut and opened, and the supply opening portion is sandwiched with the sandwiching member of the protective member to reseal.

The present invention will be described more specifically with reference to the drawings. FIG. 1 is a plan view of a flat bag type packaging bag as an example of the first invention of the present application. In FIG. 1, a packaging bag 1 includes a first packaging bag 2 and a second packaging bag 3, and the first packaging bag 2 and the second packaging bag 3 are connected by a communication portion 4. At the lower end of the first packaging bag 2, a spout 6 is formed by sandwiching the spout member 5 between the front and back synthetic resin films and welding. The upper end 4 is an opening in an unwelded state, and is penetrated to form a hanging portion 7. After filling with the chemical solution, in welding, the perforated portion is made a wide welded portion, or the lower portion of the perforated hole is heat-welded in advance and the opening is welded. Above the second packaging bag 3, a supply opening portion (planned opening line) 8 is provided, and when the supply opening portion is bent, a folding instruction line 10 and an instruction to re-fold are provided below the supply opening portion. . The end of the scheduled opening line 8 is perforated or laser-processed in advance to facilitate opening, and a notch 9 is provided at the end. As shown in FIG. 1, the second packaging bag may be formed separately from the first packaging bag from the beginning. However, the second packaging bag may be formed through a thin portion made of perforations or continuous lines. It may be adjacent and separable by hand at the time of use. Furthermore, it may not be formed so as to be separable. The direction of communication may be not only the vertical direction but also the horizontal direction. Also,
The spout has a protective member (described later) having a sandwiching member for sandwiching and sealing the supply opening portion of the packaging bag.
The configuration of the invention is preferable because resealing can be easily performed.

Next, a method of using the packaging bag of the present invention will be described. First, the pipe of the spout member 5 is cut or the cap which is screwed is removed and opened to form a spout 6, into which the tube is inserted and fitted, and then the spout of the packaging bag of the present invention. Is suspended by a suspending jig, and the liquid medicine in the contents of the packaging bag is administered to the patient. At the time of administration or when administration is performed to some extent, the opening line of the second packaging bag is cut to open the replenishing opening portion, and replenishment water or a drug solution is added from the opening portion to perform administration. After replenishing the water or the chemical solution, the replenishing opening portion is bent, and an adhesive tape or a sandwiching member of a protective member to be described later is attached to or sandwiched in the opening portion to prevent entry of dust in the air and invasion of bacteria and the like. . Further, when replenishing the chemical or the water, the adhesive tape or the sandwiching member is removed and the sealing is resumed, and the replenishing opening portion supplies the replenishing water or the chemical again.

FIGS. 2 to 4 show an embodiment in which a protective member is mounted on a spout member, which is a preferred embodiment of the second invention of the present application. 2 is a perspective view of the protection member 11, FIG. 3 is a cross-sectional view of the state where the protection member 11 is mounted on the spouting member 5, and FIG. 4 is an enlarged cross-sectional view of the spout 6 of the spouting member 5. . In FIG. 2, a hole is provided at an end of the protection member 11 so that the wedge 12 can be fitted thereto, and a holding member 13 is provided on the outer periphery. When not in use, as shown in FIG. 3, the protection member 11 is mounted on the spout member 5, and the wedge 12 is connected to the spout 6 at the thin portion 14. In use, the thin portion 14 is cut by pulling the protection member 11 (see FIG. 4), the protection member 11 is removed from the spout member 5, and the spout 6 is opened. The protective member 11 is sandwiched and sealed by the sandwiching member 13 when the supply opening portion of the packaging bag is resealed. The protective member is configured so that the cut and opened portion can be reinserted into the spout, and the spout can be resealed. With such a configuration, the medical solution can be hygienically managed when the administration is temporarily interrupted in order to replenish water or the medical solution during the administration. 5 to 7
Shows an example of another protective member 11. In this case, a piercing member is provided on the inner top surface of the protection member, and the piercing member 1
5 is pierced, and a hole is opened in the thin portion 14 of the spout 6. The point of resealing the supply opening portion with the clamping member in the protection member is the same as described above. Also, the spout can be resealed by inserting the perforated member of the protection member. Note that the second
The shape of the bag according to the invention is preferably divided into two chambers as shown in FIG. 1. However, a normal bag not provided with a refill opening portion may be used.

[0012]

Next, the present invention will be described more specifically with reference to examples, but the present invention is not limited to these examples. Example 1 As a front and back synthetic resin film constituting the first packaging bag and the second packaging bag of the packaging bag according to the present invention, two laminated films made of polyester 12 μm / aluminum foil 7 μm / CPP 60 μm were used. Peripheral part width 5m by the method
m to obtain a flat bag of 130 mm × 250 mm. It was made into the shape shown in FIG. 1, and the lower part of the second packaging bag was connected to the first packaging bag. At that time, the first packaging bag and the second packaging bag were formed separately from the beginning. The second packaging bag is 40 width
mm height. At the end of the first packaging bag, a spout made of polypropylene resin is sandwiched between both films and heat welded.
A welding part is provided at the approximate center above the part, and the diameter is 6 mm.
Was formed to form a hanging portion. The spout member has a hollow tube standing upright at the center thereof, the spout at the tip thereof is threaded, and the cap is capped at the time of distribution. Is screwed on. An opening line consisting of a thin portion obtained by cutting only the polyester with a laser was provided as an opening assisting line at a position about 10 mm above the second packaging bag, and a notch was provided at the end. The opening line is opened to form an opening having a width of about 30 mm. About 20 from opening
A bend line is displayed by printing below mm, and after opening, replenishing a chemical or moisture, bend at the bend line and reseal to prevent infiltration of falling bacteria. In addition, this flat bag type packaging bag is obtained by filling a chemical solution from the upper end of the first packaging bag and then performing a retort treatment. In use, the cap of the spout is removed, the connection member is screwed on, the hanging hole of the packaging bag is suspended through the hanging hook, and the portion to be opened of the second packaging bag is cut and opened, From here, water was replenished and the drug was administered to the patient. After hydration, the second packaging bag was folded at the folding line, stopped with tape, and resealed.

Embodiment 2 A bag having the same material and outer shape as that of Embodiment 1 but having no second packaging bag serving as a refill opening portion is used, and the spout is protected as shown in FIG. Except having the member, a chemical solution was filled and retort treatment was performed in the same manner as in Example 1. At the time of use, by strongly pulling the protective member of the spout, the spout is opened, the connection member is fitted, and the hanging hole of the packaging bag is passed through the hanging hook, and suspended.
The upper corner of the packaging bag was cut off and opened, and water was replenished from here to administer the drug solution to the patient. After hydration, the opened corner was sandwiched by the sandwiching member of the protective member and resealed. In addition, since the administration had to be interrupted halfway, the connection member was removed from the spout, covered with a protective member, and pressed strongly to reseal the spout.

[0014]

As described above, according to the packaging bag according to the first invention of the present application and the resealing method according to the third invention, the packaging bag is divided into the first packaging bag having the spout and the second packaging bag. Since it is a packaging bag that communicates with the packaging bag and has a second packaging bag serving as a replenishing opening portion, when the medicinal solution is administered to the patient, or after a rehydration solution or the like is adjusted during administration, the replenishing opening portion is opened. Can be resealed by a simple operation of bending, and contamination of bacteria and foreign matter can be effectively prevented. Further, according to the packaging bag according to the second invention of the present application and the resealing method according to the fourth invention of the present application, the packaging bag is provided with a spout, an opening for replenishment, and a spout protection member including a sandwiching member. Therefore, when the medicinal solution is administered to the patient or after the rehydration solution is supplied and the medicinal role is adjusted during the administration, the replenishing opening portion is folded or sandwiched with the clamping member without bending. It can be reliably resealed by a simple operation, and it is possible to effectively prevent entry of various bacteria and foreign substances. And
Since the spout protection member provided with the sandwiching member is configured to be able to reseal the spout after the opening, even when the administration of the medicinal solution is temporarily stopped, the medicinal solution can be hygienically managed.

[Brief description of the drawings]

FIG. 1 is a plan view of a flat bag type packaging bag according to the present invention.

FIG. 2 is a perspective view of a protection member used in the present invention.

FIG. 3 is a cross-sectional view in which a protective member is mounted on an outlet member.

FIG. 4 is an enlarged sectional view of a spout;

FIG. 5 is a perspective view of another protective member used in the present invention.

FIG. 6 is a sectional view in which a protective member of FIG. 5 is mounted on a spout member.

FIG. 7 is an enlarged sectional view of the spout of FIG. 5;

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Packaging bag 2 First packaging bag 3 Second packaging bag 4 Unwelded part 5 Outlet member 6 Outlet 7 Hanging through hole 8 Expected opening line 9 Notch 10 Bending line 11 Protective member 12 Wedge 13 Clip 14 Thin Part 15 Perforating member

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Hiroshi Matsumoto 1-4-16-1 Nihombashi Bakurocho, Chuo-ku, Tokyo F-term within Fujimori Industries Co., Ltd. 3E064 AA01 BA17 BA26 BA30 BA36 BA40 BA54 BB03 BC14 BC18 EA08 EA30 FA04 GA02 HL01 HM01 HM02 HN05 HP01 HP02 HR02 HS04 HT07

Claims (6)

[Claims] 1. A packaging bag having a first packaging bag provided with a spout and a second packaging bag which communicates with the first packaging bag and serves as a supply opening portion. 2. The packaging bag according to claim 1, wherein the second packaging bag is connected to the first packaging bag only through a communication portion. 3. A packaging bag comprising: a spout, a refill opening portion, and a spout protection member having a holding member for sandwiching and sealing the refill opening portion. 4. The packaging bag according to claim 3, wherein said spout protection member is formed so as to reseal the opened spout. 5. A method for resealing a packaging bag having a first packaging bag provided with a spout and a second packaging bag communicating with the first packaging bag and serving as a supply opening portion, A method for resealing a packaging bag, comprising, after opening the second packaging bag, bending an opening portion. 6. A method for resealing a packaging bag having a spout and a refill opening portion, wherein the refill opening portion is opened,
A method for resealing a packaging bag, characterized in that the unsealing portion is pinched by a pinching member without being bent or bent.