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WO2007011009A1 - Sac de réception de liquide - Google Patents

Sac de réception de liquide Download PDF

Info

Publication number
WO2007011009A1
WO2007011009A1 PCT/JP2006/314448 JP2006314448W WO2007011009A1 WO 2007011009 A1 WO2007011009 A1 WO 2007011009A1 JP 2006314448 W JP2006314448 W JP 2006314448W WO 2007011009 A1 WO2007011009 A1 WO 2007011009A1
Authority
WO
WIPO (PCT)
Prior art keywords
notch
liquid
cap
protrusion
storage bag
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2006/314448
Other languages
English (en)
Japanese (ja)
Inventor
Mayumi Omori
Shoko Yamada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ajinomoto Co Inc
Original Assignee
Ajinomoto Co Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ajinomoto Co Inc filed Critical Ajinomoto Co Inc
Priority to JP2007526060A priority Critical patent/JPWO2007011009A1/ja
Publication of WO2007011009A1 publication Critical patent/WO2007011009A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
    • A61J1/05—Containers specially adapted for medical or pharmaceutical purposes for collecting, storing or administering blood, plasma or medical fluids ; Infusion or perfusion containers
    • A61J1/10—Bag-type containers

Definitions

  • the present invention relates to a liquid storage bag that stores liquid in advance.
  • enteral nutrients contained in enteral nutrition bags or enteral nutrition bottles are injected into the patient's body via an infusion set or catheter.
  • Enteral nutrients are prepared by adding water or hot water to enteral nutrients in a concentrated liquid state or powder state, and after being prepared in another container, enteral bags or enteral nutrients. It is prepared directly in a pot, enteral feeding bag or enteral feeding bottle that can be transferred to a feeding bottle.
  • enteral feeding bag or enteral feeding bottle that can be transferred to a feeding bottle.
  • Patent Document 1 Japanese Patent Application Laid-Open No. 57-86275
  • This is a bag-like container with a re-sealable liquid inlet that contains a solid or liquid substance that can be dispersed or dissolved in a liquid, and is composed of a chuck seal as a liquid inlet, Further, a seal part that is heat-sealed (heat-sealed) is provided on the outer side (upper side) of the chuck seal, and the heat-sealed part is cut off with scissors during use. If the liquid inlet is composed only of a chuck seal, there is a risk that the quality of the stored enteral nutrient will be adversely affected, and virgin proofing is difficult. .
  • Patent Document 2 discloses a bag body in which an upper portion is closed by an openable and closable closing means and a liquid outlet is provided in a lower portion.
  • the inner space of the bag is partitioned fluidly up and down by an easily peelable partition wall provided in the vicinity of the closing means, and a liquid is contained in the partitioned lower space.
  • a liquid storage bag is disclosed in which the partition wall is formed in a mountain shape at the center and widened at both ends.
  • the closing means for example, the portion above the chuck seal is heat-sealed to seal the closing means, so that the sealing portion can be easily removed.
  • Means for providing a notch in the side seal portion are disclosed.
  • a three-side seal type or four-side seal type bag body that accommodates various liquids is provided with a notch in the seal portion of the bag body for easy opening.
  • Various technologies have also been proposed.
  • the shape of the notches provided in these seal portions is generally a V-shaped notch having a sharp angle, and is negative due to a sharp notch angle that makes use of the tip of a finger or the like. There was a risk of injury.
  • the liquid outlet provided in the lower part of the liquid storage bag is for injecting enteral nutrient prepared in the liquid storage bag into a patient's body, for example, connected to a catheter or the like. Therefore, the structure is a derivation projection for deriving the liquid content of the bag, for example, a thin portion that is opened by threading the tip of the projection, and the thin portion is threaded. For this purpose, a gripping portion is formed.
  • a liquid storage bag such as such an enteral nutrition bag is usually configured to be sterilized after filling with a liquid content to make the outside of the container aseptic.
  • the fingers touch the part connecting the catheter or the like at the tip of the container projection, which may cause contamination by bacteria.
  • Patent Document 1 Japanese Patent Laid-Open No. 57-86275
  • Patent Document 2 Japanese Patent Laid-Open No. 2001-299875
  • Patent Document 3 Japanese Patent Laid-Open No. 2001-70399
  • the present invention provides, for example, a liquid storage bag having a closing means such as a chuck seal on the upper part in which a liquid such as an enteral nutrient is previously stored.
  • a closing means such as a chuck seal on the upper part in which a liquid such as an enteral nutrient is previously stored.
  • Provide a notch on the side seal part provided to facilitate removal of the seal part on the upper part without risk of injury to fingers, etc., and as a liquid outlet provided at the bottom of the liquid storage bag
  • the present invention for solving a problem to be solved has the following constitutional power.
  • the upper part is closed by a closing means that can be opened and closed, the periphery is heat-sealed, and a liquid outlet projection having a flow path through which the content liquid can flow is provided at the lower part.
  • a liquid container bag formed by forming a thin-walled portion to be opened by threading the portion and a gripping portion for threading the thin-walled portion!
  • a cap provided with a notch in the heat seal part located on both sides above the closing means, and a protrusion for engaging the liquid outlet protrusion and a gripping part for threading the thin part inside.
  • Covering A liquid storage bag characterized by the above.
  • the present invention provides:
  • the notch force provided in the heat seal part The outer corner has a shape with roundness
  • Notch force provided in the heat seal part The liquid container as described in 1 or 2 above, wherein the notch width is 1. Omm or less from the notch opening end along the opening direction of the notch, and a constant width. Bag;
  • the notch force provided in the heat-sealing portion is described in 1 or 2 above, which is symmetric or asymmetric with respect to a line connecting the notch shape from the innermost part to the notch opening.
  • the present invention provides:
  • the stationary member for controlling the free rotation of the cap covering the liquid outlet protrusion has a notch defect portion having a fitting portion that fits a protrusion at the innermost portion of the cap, and the liquid outlet protrusion.
  • the notch portion provided in the cap that covers the liquid outlet protrusion has a V-shape.
  • the container provided by the present invention is provided with a notch having a rounded outer corner as a starting part for opening the upper part of the container for taking out contents, for example, a liquid storage bag.
  • the liquid outlet protrusion provided in the lower portion of the liquid storage bag is covered with a cap provided with an engagement portion for engaging a gripping portion for cutting off the thin-walled portion inside, and by a stationary member.
  • the cap is hygienic and has the advantage that the cap can be plugged without screwing the thin wall portion during manufacture.
  • the cap when the cap is opened, the cap itself can be rotated as it is, so that the thin portion can be threaded integrally with the cap and can be connected to other catheters in that state. It has the advantage of not being at risk of being contaminated by bacteria that cannot be touched.
  • FIG. 1 is a plan view schematically showing the basics of a liquid storage bag of the present invention.
  • FIG. 2 is an enlarged view of a notch shape according to an embodiment of the present invention.
  • FIG. 3 is an enlarged view of a notch shape according to another embodiment of the present invention.
  • FIG. 4 is an enlarged view of a notch shape according to another embodiment of the present invention.
  • FIG. 5 is a plan view schematically showing the basics of the liquid outlet protrusion of the present invention.
  • FIG. 6 is a plan view schematically showing the basics of the cap of the present invention.
  • FIG. 1 is a plan view schematically showing the basics of the liquid storage bag of the present invention. Shown in Figure 1 The upper portion of the liquid storage bag 1 is closed by a closing means that can be freely opened and closed, for example, a chuck seal 20, and a portion above the chuck seal 20 is sealed with a seal portion 21 that heat-seals, and a lower portion is filled with liquid.
  • a closing means that can be freely opened and closed, for example, a chuck seal 20, and a portion above the chuck seal 20 is sealed with a seal portion 21 that heat-seals, and a lower portion is filled with liquid.
  • a lead-out protrusion 30 is provided, and the protrusion is plugged by a cap 40.
  • the liquid storage bag 1 is formed by stacking two sheets of synthetic resin sheets (including laminates) such as polyethylene, polypropylene, polyamide (PA), polyester (PET), and ethylene-butyl acetate copolymer. Is formed in a bag shape, provided with a closing means, for example, a chuck seal 20 on the upper part, and provided with a liquid outlet projection 30 as a liquid outlet on the lower part, and a content space below the chuck seal 20
  • a closing means for example, a chuck seal 20 on the upper part, and provided with a liquid outlet projection 30 as a liquid outlet on the lower part, and a content space below the chuck seal 20
  • the basic configuration is that liquid is stored in 50 (liquid storage chamber).
  • the liquid storage bag 1 that can be used can be modified in various ways. In order to divide the content space 50 into two chambers or to suspend the liquid storage bag from a stand or the like and use it, for example, a suspension hole (not shown) ).
  • liquid stored in the content space 50 liquid storage chamber
  • aluminum foil is used as a synthetic resin sheet. Those which are given oxygen impermeability such as lamination are preferably used.
  • the upper part of the liquid storage bag 1 according to the present invention is a supply port 6 for supplying, for example, water or hot water for thinning the concentrated enteral nutrient, which is stored in advance. It is closed with a chuck seal 20 as a closing means that can be freely opened and closed.
  • the chuck seal 20 has a structure in which a pair of convex and concave shapes provided at opposing positions on the inner wall of the nog are fitted and closed, and can be opened and closed as necessary. It is.
  • the notch 8 is provided at the outer corner.
  • the part is provided as a notch having a rounded shape.
  • Figure 2 shows an enlarged view of the shape of the strong notch 8.
  • the shape of the notch of the present invention basically, if the outer corner portion has a rounded shape 81, the notch portion has no sharp angle due to the rounded shape. A notch is provided with no risk of injury. This outward roundness is imparted by a round shape having an appropriate radius (R).
  • the forceful round shape for example, using a Tensilon universal tester as a 10 mm thick silicon rubber as human skin, is measured at a constant speed (for example, lOmmZ min, lOOmmZ min, or lOOOmmZ min by a compression tester).
  • a constant speed for example, lOmmZ min, lOOmmZ min, or lOOOmmZ min by a compression tester.
  • notch compression strength notch compression strength
  • the shape of the notch itself is small, for example, about 6 mm in width of the notch opening, for example, even if it is inline when manufacturing the liquid containing bag, A slight shift occurs in the notch formation part, and it is difficult to cover the notch having a round shape with a uniform shape.
  • a punching die whose notch width is constant at least 1. Omm from the notch opening end along the opening direction of the notch is used, that is, the side heat seal It was found that it is better to adjust the notch formation site by providing a part 82 cut at a right angle of at least 1. Omm to the surface.
  • the notches formed on both sides of the knots may be at least 1. Omm from the notch opening end along the notch opening direction, even if there is a portion where the notch width is constant.
  • the outer side has a rounded shape, the contact point with the finger is increased, so that the piercing property is alleviated and there is no injury.
  • the seal portion 21 of the liquid storage bag can be easily opened by the notch. It will be a monkey.
  • the shape is a shape in which the outer corner portion has roundness 81. If so, it is possible to combine various lengths of notch openings and depths. However, according to the study by the present inventors, it has been clarified that the notch shape should be shorter than the notch opening width in the range of 1 to 2 mm in notch depth. .
  • the shape of the notch of the present invention can be changed variously.
  • the notch shape may be symmetrical about the line connecting the notch shape from the innermost part to the notch opening. It may be well or asymmetric.
  • the reference numerals in each figure are the same as in FIG.
  • the shape of the notch 8 based on the embodiment shown in FIG. 3 is asymmetric with respect to the line connecting the notch-shaped innermost portion 83 and the notch opening, and is similar to the embodiment shown in FIG.
  • the shape of the notch 8 based on the notch shape is symmetrical with respect to the line connecting the notch shape innermost part 83 and the notch opening, but the notch shape of the notch opening is compared to the notch shape shown in FIG.
  • the ratio of width to notch depth width is different.
  • the shape is basically such that the outer corners are rounded 81, and at least 1. Omm from the notch opening end along the notch opening direction. It has a shape with a constant width.
  • Test 1 Evaluation test of notch penetration
  • Silicon rubber with a thickness of 10mm (as a human skin role)
  • Compression speed 3 types for lOmmZ, lOOmmZ, or lOOOmmZ
  • Test sample Product of the present invention: a notch in a bag that is filled with enteral nutrient solution in the liquid storage bag having the notch shape shown in FIG. 2 and then retorted and opened manually.
  • the notch of the present invention had lower piercing (compression) strength.
  • the notch of the present invention was less pierceable. Since piercing also affects the speed of piercing, it is difficult to judge only by numerical values. 1. It was considered that piercing has a positive effect by setting it to ONZmm or less, preferably 0.7N / mm or less.
  • Test 2 Stability evaluation test during liquid filling and distribution
  • the liquid storage bag having the notch shape shown in FIG. 2 was used.
  • a liquid outlet protrusion 30 is provided at the bottom of the liquid storage bag of the present invention, and the protrusion is plugged with a cap 40.
  • FIG. 5 is a plan view schematically showing the basics of the liquid outlet projection of the present invention.
  • 30 is provided with a port 31 for welding the liquid outlet protrusion to the bag body, and the liquid outlet protrusion is provided with a liquid outlet passage 32 therein, and its distal end A thin-walled portion 34 and a gripping portion 35 for threading the thin-walled portion 34 are formed so that the thin-walled portion 34 can be opened by threading.
  • the grip 35 provided on the liquid outlet protrusion 30 is rotated at the tip by the thin portion 34 by manual rotation or the like. Covers the liquid outlet protrusion 30 with a cap 40 provided with an engagement portion for engaging the grip portion 35 for threading the thin-walled portion 34. Is adopted.
  • a stationary member 41 (not shown in the drawing) for controlling the free rotation of the cap 40 at the liquid outlet projection is provided.
  • a notch defect portion 42 having a fitting portion for fitting a protrusion to the innermost portion provided in the cap, and an innermost portion of the notch defect portion 42 provided in the liquid outlet protrusion.
  • a projection 36 that fits into the fitting portion 43.
  • the cutout notch portion 42 provided in the cap 40 preferably has a V-shape.
  • FIG. Such a cap is shown in FIG. That is, the cap 40 is provided with an engagement portion 44 that engages the grip portion 35 for threading the thin-wall portion 34 inside the liquid lead-out projection 30, and the stationary member 41 is disposed thereon.
  • a cut-out defect 42 is provided as one of the constituent members, and the liquid is led out as the other stationary member at the innermost part of the cut-out defect 42.
  • the fitting part 43 which fits the protrusion 36 provided in the protrusion 30 is provided.
  • the structure of the liquid lead-out projection 30 and the cap for plugging it is not limited to the above, and various modifications can be made as long as it has the basic configuration described above. Yes, it is possible.
  • the shape of the cut defect 42 provided in the cap is not limited to the V shape, and may be a U shape.
  • the position of the fitting portion 43 for fitting the other protrusion 36 constituting the stationary member 41 provided in the cut notch portion 42 of the cap can be adjusted in an appropriate combination.
  • the cap 40 that covers the liquid outlet protrusion 30 has a large torque due to the fact that its free rotation is controlled by the stationary member 41. Thus, threading of the thin portion 34 can be avoided. That is, in the conventional cap, the torque is small and free rotation is likely to occur. Therefore, the grip portion 35 provided on the liquid outlet projection is rotated together by the free rotation. The force that could cause the thin-walled portion 34 to be threaded.
  • the cap 40 according to the present invention avoids the disadvantages that are applied.
  • the cap 40 covering the liquid outlet projection 30 is rotated by an external force, so that the thin portion 34 provided at the tip of the projection is screwed together with the cap 40. It is necessary to cut and connect to another catheter or the like in that state.
  • the torque of the cap 40 with respect to the liquid outlet projection 30 is 10 to 25 NZcm in order to control the free rotation of the cap 40 and to thread the thin portion 34 by external force.
  • the gripping portion provided on the liquid outlet protrusion is integrally rotated, and the thin portion is threaded.
  • the rotational force (torque) required for the cap was compared with the rotational force of the cap required to thread the thin part of the current liquid storage bag.
  • the cap is set on a torque meter, the port is rotated, and the rotational force required for threading the thin wall portion is measured. (Torque meter, SINPO, TNK-50B-5 type). As a control, the rotational force of the cap required to thread the thin-walled part was also measured for seven current liquid-containing bags.
  • the cap torque is large, and the force with which the free rotation is controlled.
  • the torque is small and free rotation is likely to occur.
  • the torque force of the cap of the present invention was able to perform threading of the thin portion as an external force without difficulty.
  • the liquid storage bag provided by the present invention has a shape in which the outer corners are rounded on the heat seal portions on both sides located above the closing means such as a chuck seal, for example. Providing a notch with a finger eliminates the risk of injury from piercing fingers and the like, and can be used very safely.
  • the notch shape of the present invention is the opening start portion at the top of the liquid storage bag as described above.
  • any container form by providing a notch with a rounded outer corner as an opening notch, it is possible to eliminate the risk of injury due to piercing the fingers. , Which contributes to safety.
  • the liquid outlet protrusion provided at the lower portion of the liquid storage bag is covered with a cap provided with an engagement portion for engaging a gripping portion for cutting off the thin-walled portion inside, and by a stationary member.
  • a cap provided with an engagement portion for engaging a gripping portion for cutting off the thin-walled portion inside, and by a stationary member.
  • the cap when the cap is opened, the cap itself is rotated as it is, so that the thin portion can be integrally threaded with the cap and can be connected to another catheter or the like in that state.
  • the industrial applicability is great in that there is no danger of being contaminated by bacteria that cannot be touched directly by the hand.

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  • Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)

Abstract

L’invention concerne un sac de réception de liquide ayant un moyen de fermeture en sa partie supérieure. Le sac possède une encoche permettant de retirer une portion hermétique sur le côté supérieur du moyen de fermeture et ne présentant aucun danger de se blesser les doigts. Le sac possède également un capuchon capable de refermer une partie saillante pour sortie de liquide comme sortie de liquide disposée en la partie inférieure du sac, et le capuchon peut être fixé en position sans séparer par torsion la partie saillante. Plus spécifiquement, l’encoche est conformée avec un coin externe arrondi, la partie saillante de sortie de liquide est recouverte d’un capuchon ayant à l’intérieur une section d’engagement destinée à s’engager dans un élément de préhension permettant de séparer une section de paroi mince par torsion, et la rotation libre du capuchon est contrôlée par un élément stationnaire.
PCT/JP2006/314448 2005-07-22 2006-07-21 Sac de réception de liquide Ceased WO2007011009A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007526060A JPWO2007011009A1 (ja) 2005-07-22 2006-07-21 液体収容バッグ

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005213513 2005-07-22
JP2005-213513 2005-07-22

Publications (1)

Publication Number Publication Date
WO2007011009A1 true WO2007011009A1 (fr) 2007-01-25

Family

ID=37668880

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2006/314448 Ceased WO2007011009A1 (fr) 2005-07-22 2006-07-21 Sac de réception de liquide

Country Status (2)

Country Link
JP (1) JPWO2007011009A1 (fr)
WO (1) WO2007011009A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013136053A1 (fr) 2012-03-10 2013-09-19 Digitaloptics Corporation Module d'appareil photographique miniature à mise au point automatique actionnée par mems
CN104670654A (zh) * 2013-11-30 2015-06-03 崔升刚 一种眼膜、面膜复合包装袋
CN104670651A (zh) * 2013-11-30 2015-06-03 崔希林 一种面膜包装袋
JP2018094694A (ja) * 2016-12-16 2018-06-21 トタニ技研工業株式会社 パンチ刃

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0568508U (ja) * 1992-02-26 1993-09-17 朋来 末廣 注射針と注射針を収納する収納ケースとの装着構造
JPH11263355A (ja) * 1998-03-17 1999-09-28 Fujimori Kogyo Kk 薬液用包装袋
JPH11321923A (ja) * 1998-05-14 1999-11-24 Lion Corp パウチ入り液剤製品
JP2001299875A (ja) * 2000-04-24 2001-10-30 Nipro Corp 液体収容バッグ
JP2003327263A (ja) * 2002-05-02 2003-11-19 Fujimori Kogyo Co Ltd 流動食用包装袋
JP2004168333A (ja) * 2002-11-18 2004-06-17 Toppan Printing Co Ltd ノズル付き液体収納容器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0568508U (ja) * 1992-02-26 1993-09-17 朋来 末廣 注射針と注射針を収納する収納ケースとの装着構造
JPH11263355A (ja) * 1998-03-17 1999-09-28 Fujimori Kogyo Kk 薬液用包装袋
JPH11321923A (ja) * 1998-05-14 1999-11-24 Lion Corp パウチ入り液剤製品
JP2001299875A (ja) * 2000-04-24 2001-10-30 Nipro Corp 液体収容バッグ
JP2003327263A (ja) * 2002-05-02 2003-11-19 Fujimori Kogyo Co Ltd 流動食用包装袋
JP2004168333A (ja) * 2002-11-18 2004-06-17 Toppan Printing Co Ltd ノズル付き液体収納容器

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013136053A1 (fr) 2012-03-10 2013-09-19 Digitaloptics Corporation Module d'appareil photographique miniature à mise au point automatique actionnée par mems
CN104670654A (zh) * 2013-11-30 2015-06-03 崔升刚 一种眼膜、面膜复合包装袋
CN104670651A (zh) * 2013-11-30 2015-06-03 崔希林 一种面膜包装袋
JP2018094694A (ja) * 2016-12-16 2018-06-21 トタニ技研工業株式会社 パンチ刃

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