WO2010029892A1 - 注出口及び注出口付き液体収容体 - Google Patents
注出口及び注出口付き液体収容体 Download PDFInfo
- Publication number
- WO2010029892A1 WO2010029892A1 PCT/JP2009/065471 JP2009065471W WO2010029892A1 WO 2010029892 A1 WO2010029892 A1 WO 2010029892A1 JP 2009065471 W JP2009065471 W JP 2009065471W WO 2010029892 A1 WO2010029892 A1 WO 2010029892A1
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- WIPO (PCT)
- Prior art keywords
- spout
- rib
- tubular portion
- bag
- needle
- Prior art date
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
- B65D75/52—Details
- B65D75/58—Opening or contents-removing devices added or incorporated during package manufacture
- B65D75/5861—Spouts
- B65D75/5872—Non-integral spouts
- B65D75/5883—Non-integral spouts connected to the package at the sealed junction of two package walls
-
- 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
- A61J1/14—Details; Accessories therefor
- A61J1/1406—Septums, pierceable membranes
-
- 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
- A61J1/14—Details; Accessories therefor
- A61J1/1475—Inlet or outlet ports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/38—Devices for discharging contents
- B65D25/40—Nozzles or spouts
- B65D25/48—Separable nozzles or spouts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D47/00—Closures with filling and discharging, or with discharging, devices
- B65D47/04—Closures with discharging devices other than pumps
- B65D47/06—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages
Definitions
- the present invention relates to a spout for pouring out the contents filled in a liquid container and a liquid container with a spout using the same.
- Tube feeding is known as a therapy for cases where food cannot be taken from the mouth.
- Tube feeding therapy is a therapy in which nutrition is fed directly into the body through a tube.
- a nutrient bag filled with the nutrient is used, and the nutrient supplied from the nutrient bag and flowing in the tube is sent into the body.
- the supply system which sends the contents in the bag into the body through the tube is also used in infusion for administering a drug solution.
- FIG. 26 shows a schematic configuration diagram of an example of a nutrient supply method using a conventional nutrient solution bag and an example of a chemical solution supply method using a conventional chemical solution bag.
- the bag body 101 of the nutrient solution bag 100 is filled with nutrients.
- the nutrient bag 100 is connected to a tube 105 provided with a connecting portion 104 at the tip.
- the spout 102 is sealed with a liquid stopper cap 103. By removing the liquid stopper cap 103, the spout 102 and the tip of the tube 105 can be connected.
- the bag body 111 of the chemical solution bag 110 is filled with the chemical solution.
- This chemical solution is collected from a chemical bottle (not shown) through a tube (not shown) connected to the tube connector 112.
- the needle 114 When the drug solution is administered into the body, the needle 114 is punctured into the needle port 113. As a result, the drug solution can be sent into the body through a tube connected to the needle 114.
- the connecting portion 104 is designed to fit into the spout 102 of the nutrient solution bag 100. For this reason, the connecting portion 104 cannot be fitted into the needle port 113 of the chemical solution bag 110, and an erroneous connection of the connecting portion 104 to the chemical solution bag 110 does not normally occur.
- the liquid stopper cap 103 is formed of a soft material in order to facilitate attachment / detachment with the spout 102. For this reason, it is possible to puncture the needle 114 in the liquid stopper cap 103. In this case, the needle 114 passes through the liquid stopper cap 103 and reaches the inside of the spout 102. If there is such an erroneous puncture, a nutritional material will be administered from an infusion line that supplies the drug solution, which may cause a medical accident.
- Patent Document 1 proposes a configuration in which a connection needle penetration preventing structure is provided in a portion corresponding to the spout 102.
- This connection needle penetration preventing structure is a helical member, an intermediate plate member, a net member, or the like provided inside the tubular portion, thereby preventing the connection needle from penetrating.
- the structure for preventing penetration by a helical member proposed in Patent Document 1 is not a structure for stopping penetration at the distal end of the tubular portion, but a structure on the premise that the connecting needle enters the inside of the tubular portion to some extent. It was. Further, the penetration preventing structure by the intermediate plate member or the net member is a structure that is likely to be deformed or cracked when the connecting needle is pushed in.
- the present invention solves the conventional problems as described above, and an object thereof is to provide a spout and a liquid container with a spout that can more reliably prevent erroneous puncture of a connecting needle.
- the spout of the present invention is a spout attached to the liquid container and for pouring out the contents filled in the liquid container.
- the through hole is divided into at least three by the rib. It is characterized by being.
- the liquid container with a spout of the present invention includes the spout of the present invention.
- erroneous puncture of the connecting needle can be prevented more reliably.
- FIG. 1 is a schematic view of a nutrient solution bag 1 according to an embodiment of the present invention.
- the perspective view of the spout which concerns on one embodiment of this invention.
- Sectional drawing of the center axis direction of the spout 4 shown in FIG. The perspective view which shows a mode that the connection needle 120 is going to enter into the tubular part 9 in one embodiment of this invention.
- Sectional drawing of the center axis direction of the tubular part 9 of FIG. The perspective view which shows a mode that the connection needle 120 is going to approach into the small hole 21 in one embodiment of this invention.
- Sectional drawing in the AA line of FIG. The perspective view which shows another example of a mode that the connection needle 120 is going to approach into the inside of the tubular part 9 in one embodiment of this invention.
- the top view which shows another example of the rib 20 which concerns on one embodiment of this invention.
- FIG. 1 The schematic of the bottle 30 for nutrients which concerns on one embodiment of this invention.
- the disassembled perspective view of the principal part of the bottle 30 for nutrients shown in FIG. The enlarged view of the tubular part 41 which concerns on one embodiment of this invention.
- the perspective view just before attaching the connector 45 and the tube 46 to the spout 33 in one embodiment of this invention.
- the perspective view of the state which the connection of the connector 45 and the tube 46 to the spout 33 was completed in one embodiment of this invention.
- FIG. 23 is a cross-sectional view of the tubular portion 41 in FIG. 22 in the central axis direction.
- the perspective view which shows a mode that the connection needle 120 is going to approach into the small hole 44 in one embodiment of this invention.
- FIG. 25 is a cross-sectional view taken along line CC in FIG. 24.
- the through hole is divided into three or more parts by the rib, it is easy to ensure the strength of the rib, which is advantageous for preventing damage and deformation of the rib. For this reason, erroneous puncture of the connecting needle can be prevented more reliably.
- the shortest distance from the distal end position of the tubular portion to the rib is increased toward the central axis of the tubular portion. According to this configuration, the tip of the connecting needle that is in contact with the central portion of the rib is less likely to slip laterally, and the connecting needle is less likely to enter the small hole divided by the rib. Furthermore, the connecting needle that is in contact with the inclined portion is guided by the inclined portion, and easily reaches the central portion of the rib.
- the width of the rib increases as it goes toward the central axis. According to this structure, since the area of the center part of a rib can be enlarged, it becomes difficult for the connecting needle contact
- a wide portion is formed at a portion where the ribs intersect each other, and the width of the wide portion is the width of the wide portion and the width of the rib.
- the width is preferably larger than the width of the portion connecting the tubular portion.
- the spout further forms a step extending from the inner peripheral surface of the tubular portion toward the central axis of the tubular portion. According to this configuration, even when the connecting needle having a small thickness reaches the small hole divided by the rib, the approach distance of the connecting needle can be suppressed.
- the spout further includes a base attached to the liquid container, the tubular portion protrudes from the base, and a protruding dimension of the tubular portion from the base is 1 mm or more and 10 mm or less. Is preferred. According to this configuration, when the spout is attached to the liquid container, it is advantageous for transportation and prevention of breakage of the tubular portion, and also for securing airtightness between the tubular portion and the tube attached to the tubular portion. become.
- the spout is further provided with a breathable filter. According to this configuration, the liquid can easily flow out of the liquid container.
- the liquid container is preferably a bag-like bag or bottle.
- the liquid container with a spout includes a liquid stopper cap that seals the spout, and when the liquid stopper cap is attached to the spout, a tip of the liquid stopper cap; It is preferable that the distance between the ribs and the central portion is within 1 mm. According to this configuration, the amount of outflow in the case of erroneous puncture can be suppressed to a slight amount, and the liquid stopper cap can be easily attached.
- FIG. 1 shows a schematic view of a nutrient solution bag 1 according to Embodiment 1 of the present invention.
- the bag body 2 that is a liquid container is a portion that is filled with a nutrient.
- a spout 4 is attached to the port 3 integrated with the bag body 2.
- the spout 4 can be sealed by fitting a liquid stopper cap 5.
- the bag body 2 is formed by forming a flexible resin sheet into a bag shape.
- the bag body 2 can be formed, for example, by superposing two resin sheets and joining the peripheral portions by heat welding or the like.
- An opening 10 for suspending the nutrient solution bag 1 is formed at one end of the bag body 2.
- the resin sheet material examples include polyethylene (PE), polypropylene (PP), polyethylene terephthalate (PET), polyvinyl chloride (PVC), polybutadiene, nylon, and ethylene vinyl acetate copolymer (EVA).
- the resin sheet may be formed in two or more layers, and the material of each layer may be the same material or different materials.
- FIG. 2 is an exploded perspective view of the main part of the nutrient solution bag 1.
- the port portion 3 is a cylindrical member having a through hole 6 formed inside.
- the port portion 3 is integrated with the bag body 2, and the space that forms the through hole 6 and the internal space of the bag body 2 are connected.
- the port portion 3 and the bag body 2 can be joined by, for example, heat welding in a state where the end portion of the port portion 3 is sandwiched between two resin sheets.
- a male screw 7 to be screwed with the spout 4 is formed on the outer periphery of the port portion 3.
- Examples of the material of the port portion 3 include polyethylene (PE), polypropylene (PP), polyacetal (POM), polyethylene terephthalate (PET), and polycarbonate (PC).
- PE polyethylene
- PP polypropylene
- POM polyacetal
- PET polyethylene terephthalate
- PC polycarbonate
- the spout 4 includes a cylindrical portion 8 and a tubular portion 9 having a diameter smaller than that of the cylindrical portion 8.
- the inside of the tubular portion 9 is a through hole 12.
- a tapered surface 11 having a diameter increasing from the distal end of the tubular portion 9 toward the cylindrical portion 8 is formed.
- FIG. 3 shows a cross-sectional view of the spout 4.
- the spout 4 is a hollow member, and the internal space of the cylindrical portion 8 and the through hole 12 inside the tubular portion 9 are connected.
- a female screw 10 is formed inside the cylindrical portion 8.
- the spout 4 can be attached to the port portion 3 by screwing the female screw 10 with the male screw 7 (FIG. 2) of the port portion 3.
- Examples of the material of the spout 4 include the same material as that of the port portion 3.
- the liquid stopper cap 5 is a cylindrical member, the spout 4 side is open, and the opposite side is sealed.
- the liquid stopper cap 5 is for sealing the spout 4 and preventing the contents from flowing out from the bag body 2.
- the liquid stopper cap 5 is formed of a softer material than the spout 4 and can be attached to and detached from the tubular portion 9.
- liquid stopper cap 5 examples include polypropylene (PP), polyethylene (PE), polycarbonate (PC), polybutadiene, polyvinyl chloride (PVC), ABS resin, and polyacetal (POM).
- FIG. 4 (a) shows a state where the spout 4 is attached to the port portion 3.
- FIG. 4B shows a state in which the liquid stopper cap 5 is attached to the spout 4 of FIG.
- FIG. 5 shows a longitudinal sectional view of FIG. As shown in FIG. 5, the liquid stopper cap 5 is inserted so as to wrap the entire tubular portion 9 of the spout 4.
- the outer diameter of the tapered surface 11 is larger than the inner diameter of the liquid stopper cap 5.
- the nutrient solution bag 1 is transported with the liquid stopper cap 5 attached as shown in FIGS. 4 (b) and 5, and when the nutrient solution is administered, the liquid stopper cap 5 as shown in FIG. 4 (a).
- a tube for administration of nutrients is connected to the tubular portion 9 of the spout 4 in a state where is removed.
- FIG. 6 shows an example of a state where a tube for administration of nutrients is connected to the tubular portion 9 of the spout 4.
- the spout 4 and the tube 15 are connected via a connection portion 16 provided at the tip of the tube 15. This connection is performed, for example, by fitting a claw portion formed in the spout 4 and a concave portion formed in the connection portion 16.
- the nutrient in the bag body 2 is administered through the tube 15 into the body.
- connection methods can be used for the connection between the spout 4 and the tube 15, and the connection method in FIG. 6 is an example.
- the procedure of administering the nutrient using the nutrient solution bag 1 will be described in more detail.
- the nutrient solution bag 1 is in a state in which the liquid stopper cap 5 is attached to the spout 4 as shown in FIG. From this state, the spout 4 is removed from the port portion 3 with the liquid stopper cap 5 attached. This removal is possible by rotating the spout 4 and loosening the screw.
- the spout 4 is attached to the port portion 3 again to obtain the state shown in FIG. In this state, the nutrient bag 1 is transported. In this state, no tube is attached to the spout 4. For this reason, a long tube does not become a hindrance at the time of conveyance, and the bag 1 for nutrients can be conveyed easily.
- the spout 4 is screwed into the port portion 3, and the spout 4 is sealed with a liquid stopper cap 5. This prevents the contents of the bag body 2 from leaking. For this reason, it is also possible to carry the nutrient solution bag 1 horizontally.
- the nutrient bag 1 that has been transported is used to administer nutrients to the tubular portion 9 of the spout 4 as shown in FIG. 6 with the liquid stopper cap 5 removed as shown in FIG.
- the tube 15 is connected.
- the spout 4 is set upward so that the nutrient does not leak.
- the opening 10 (FIG. 1) is hooked on the hook and suspended. A nutrient is administered in this state.
- FIG. 26 shows an example of a nutrient supply method using the conventional nutrient bag 100.
- FIG. 26 shows an example in which both a nutrient solution bag 100 and a chemical solution bag 110 are used in combination.
- the nutrient solution bag 1 has the same external configuration as the conventional nutrient solution bag 100 shown in FIG.
- the spout 4 of the nutrient solution bag 1 has a structure that prevents such erroneous puncture. This will be described below.
- FIG. 7 shows a perspective view of the spout 4.
- FIG. 8 shows a cross-sectional view of the spout 4 shown in FIG. 7 in the central axis direction.
- the through-hole 12 inside the tubular portion 9 of the spout 4 is provided with a rib 20 that defines the through-hole 12.
- the through hole 12 is divided into four by the rib 20. That is, the through hole 12 is formed with four small holes 21 in the portion where the rib 20 is formed.
- the spout 4 prevents the connecting needle from being accidentally punctured by the rib 20 formed in the through hole 12.
- FIG. 6 in the state where the connection of the tube 15 is completed, there is no room for puncturing the connecting needle, so that erroneous puncturing does not occur.
- FIG. 4B and FIG. 5 there is a possibility that a connecting needle for a bag different from the nutrient solution bag 1 is pierced into the liquid stopper cap 5 which is a soft material.
- FIG. 9 is a perspective view showing a state in which the connecting needle 120 is about to enter the tubular portion 9.
- FIG. 10 shows a cross-sectional view of the tubular portion 9 of FIG. 9 in the central axis direction. 9 and 10, a connection needle 120 is a bag connection needle different from the nutrient solution bag 1. In the example of FIG. 26, the connection needle 120 corresponds to the connection needle 114 for the chemical solution bag 110.
- the tip of the connection needle 120 is in contact with the center of the rib 20.
- the connecting needle 120 passes through the liquid stopper cap 5 and reaches the center of the rib 20 as shown in FIG. 10. Become.
- the connecting needle 120 since the tip of the connecting needle 120 is in contact with the central portion of the rib 20, the connecting needle 120 cannot move further into the tubular portion 9. That is, the connection needle 120 can be punctured at a short distance, and the possibility of noticing erroneous puncture increases. In this case, the connecting needle 120 is extracted, and erroneous puncture is prevented.
- the resin needle usually has a long hole 121, and if the puncture distance of the connecting needle 120 is small, the hole 121 protrudes from the liquid stopper cap 5 as shown in FIG. Become. In this state, even if the nutrient agent once flows into the hole 121, the nutrient agent leaks from the hole 121 outside the liquid stopper cap 5. In this case as well, the connection needle 120 is pulled out when the erroneous puncture is noticed, and the erroneous puncture is prevented.
- the metal needle is usually one having a small hole 121 length (about 2 mm). For this reason, if the distance d between the tip of the liquid stopper cap 5 and the central portion of the rib 20 is made small, most of the holes 121 of the connecting needle 120 can be covered with the liquid stopper cap 5. it can. Thereby, even if the connection needle 120 remains punctured, the outflow of the contents of the bag body can be suppressed. If the outflow amount can be suppressed to a small amount, it is possible to prevent the outflow from reaching the body.
- the distance d between the tip of the liquid stopper cap 5 and the central portion of the rib 20 is preferably within 1 mm. According to this configuration, most of the holes 121 of the connection needle 120 can be covered with the liquid stopper cap 5. Moreover, since this structure is not the structure which the front-end
- the tip side of the tubular portion 9 of the rib 20 forms an inclined portion 22.
- the shortest distance D (FIG. 3) from the distal end position of the tubular portion 9 to the inclined portion 22 becomes larger toward the central axis of the tubular portion 9.
- the tip of the connecting needle 120 in contact with the center portion of the rib 20 is less likely to slip laterally, and the connecting needle 120 is less likely to enter the small hole 21.
- the connecting needle 120 that is in contact with the inclined portion 22 is guided by the inclined portion 22 and easily reaches the central portion of the rib 20.
- 9 and 10 are examples in which the tip of the connection needle 120 does not reach the small hole 21, but the case where the tip of the connection needle 120 reaches the small hole 21 may also occur. According to the present embodiment, even when the tip of the connecting needle 120 reaches the small hole 21, the distance of the connecting needle 120 can be suppressed. This will be described with reference to FIGS.
- FIG. 11 is a perspective view showing a state in which the connecting needle 120 is about to enter the small hole 21.
- FIG. 12 shows a cross-sectional view taken along line AA in FIG. In FIG. 11, the connecting needle 120 reaches the small hole 21. Although the illustration of the liquid stopper cap 5 is omitted in FIG. 11, the connecting needle 120 penetrates the liquid stopper cap 5 and reaches the small hole 21 as shown in FIG. 12.
- the connecting needle 120 has a tip 120b that is smaller than the main body 120a. Therefore, if the size of the small hole 21 is made smaller than the size of the main body 120a, the entry of the connecting needle 120 stops until the tip 120b. Thereby, even if the tip of the connecting needle 120 reaches the small hole 21, the approach distance of the connecting needle 120 can be suppressed.
- FIG. 13 is a perspective view showing still another example of a state in which the connecting needle 120 is about to enter the inside of the tubular portion 9.
- the illustration in FIG. 13 corresponds to the tip of the tubular portion 9 in FIG.
- the size of the small hole 21 is made smaller than the size of the main body 120 a of the connecting needle 120.
- FIG. 13 is an example in which the approach distance of the connecting needle 120 is suppressed even when the connecting needle 120 whose main body 120 a is smaller than the small hole 21 reaches the small hole 21.
- a step 25 is formed inside the tubular portion 9.
- the step 25 is provided on the back side from the tip of the rib 20, and extends from the inner peripheral surface of the tubular portion 9 to the central axis side of the tubular portion 9.
- the connection needle 120 enters the small hole 21, but the tip of the connection needle 120 abuts on the step 25, and the connection needle 120 is prevented from entering.
- the approach distance of the connecting needle 120 is longer than in the example of FIGS. 9-12.
- the possibility of noticing erroneous puncture can be increased.
- FIG. 14 is a plan view showing another example of the rib 20. This figure is equivalent to the figure which looked at the rib 20 from the front end side of the tubular part 9.
- FIG. A wide portion 20 b is formed at a portion where the ribs 20 intersect with each other, and the width of the wide portion 20 b is larger than the width of the portion 20 a that connects the wide portion 20 b and the tubular portion 9 in the rib 20. Also with this configuration, the connecting needle 120 that is in contact with the central portion of the rib 20 as shown in FIGS.
- FIG. 15 is a plan view showing still another example of the rib 20.
- the rib 20 has been described as an example in which the through-hole 12 is divided into four parts. However, as shown in FIG. If the rib 20 divides the through-hole 12 into at least three parts as in this configuration, it is easy to ensure the strength of the rib 20, which is advantageous for preventing breakage and deformation, and more reliably preventing erroneous puncture of the connecting needle. Can do.
- the rib 20 may be configured to divide the through hole into five or more parts. The larger the number of divisions, the more advantageous for preventing erroneous puncture and the more advantageous for preventing breakage and deformation. On the other hand, the flow rate flowing out from the spout 4 decreases. Therefore, what is necessary is just to determine suitably the division
- FIG. 16 shows a schematic diagram of a nutrient solution bottle 30 according to Embodiment 2 of the present invention.
- the nutrient solution bottle 30 is obtained by attaching a spout 33 to a mouth portion 32 of a hollow bottle body 31 that is a liquid container.
- the nutrient solution filling bag body 2 is formed of a soft material
- the nutrient solution filling bottle body 31 is formed of a hard material. For this reason, unless the external force is applied in particular, the bottle main body 31 maintains the outer shape.
- the bag body 2 is not filled with nutrients in the initial state.
- the bottle body 31 of the present embodiment is filled with nutrients in advance in the initial state. .
- the hollow bottle body 31 is, for example, a blow molded resin material.
- the resin material include polyethylene terephthalate (PET), polypropylene (PP), polyvinyl chloride (PVC), and nylon.
- An opening 34 for hanging the nutrient solution bottle 30 is formed at the bottom of the bottle body 31.
- FIG. 17 is an exploded perspective view of the main part of the nutrient solution bottle 30.
- a male screw 34 is formed for screwing with the spout 33.
- the inside of the mouth portion 32 is a through hole 35.
- a sealing material 36 is attached to the through hole 35, and the opening of the mouth portion 32 is sealed.
- the sealing material 36 is, for example, an aluminum foil, and the peripheral edge 36 a is bonded to the peripheral edge 32 a of the mouth portion 32.
- the spout 33 includes a base 40 and a tubular portion 41.
- the base 40 is a part attached to the mouth 32 of the bottle main body 31.
- a female screw (not shown) is formed inside the base portion 40.
- the spout 33 can be attached to the mouth portion 32 by screwing the female screw and the male screw 34 of the mouth portion 32.
- the tubular part 41 protrudes from the base 40.
- the inside of the tubular portion 41 is a through hole 42.
- a tapered surface 41a having a diameter increasing from the distal end of the tubular portion 41 toward the base portion 40 is formed.
- Examples of the material of the spout 33 include polyethylene (PE), polypropylene (PP), polyacetal (POM), polyethylene terephthalate (PET), and polycarbonate (PC).
- PE polyethylene
- PP polypropylene
- POM polyacetal
- PET polyethylene terephthalate
- PC polycarbonate
- a filter 52 is attached to the spout 33. Although details will be described later with reference to FIG. 21, air is drawn into the bottle main body 31 from the filter 52 when the nutrient is allowed to flow out from the tubular portion 41.
- FIG. 18 shows an enlarged view of the tubular portion 41. This figure corresponds to an enlarged view of part B in FIG.
- the through hole 42 inside the tubular portion 41 is provided with a rib 43 that defines the through hole 42.
- the through hole 42 is divided into four by a rib 43. In other words, the through-hole 42 has four small holes 44 in the portion where the rib 43 is formed.
- the tubular portion 41 prevents erroneous piercing of the connecting needle by a rib 43 formed in the through hole 42. This will be described later with reference to FIGS. 22-25.
- the nutrient solution bottle 30 is transported in the state shown in FIG. In the state of FIG. 16, no tube is attached to the spout 33. For this reason, a long tube does not become obstructive at the time of conveyance, and the bottle 30 for nutrients can be conveyed easily.
- the protrusion dimension h is preferably 10 mm or less, and more preferably 5 mm or less.
- the protrusion dimension h is preferably 1 mm or more. From the above, the protrusion dimension h is preferably 1 mm or more and 10 mm or less, and more preferably 1 mm or more and 5 mm or less.
- the mouth portion 32 of the bottle main body 31 is sealed with a sealing material 36 (FIG. 17) to prevent the contents of the bottle main body 31 from leaking. For this reason, it is also possible to carry the nutrient solution bottle 30 horizontally.
- the connector 45 and the tube 46 are attached to the spout 33.
- the spout 33 is once removed from the bottle main body 31. This is for removing part or all of the sealing material 36 that seals the mouth portion 32 so that the nutrient in the bottle main body 31 can flow out.
- FIG. 19 is a perspective view showing a state immediately before the spout 33 once removed is attached to the bottle body 31.
- the sealing material 36 shown in FIG. 17 is removed.
- the spout 33 is attached to the mouth 32 by screwing a female screw (not shown) inside the base 40 of the spout 33 and a male screw 34 of the mouth 32.
- FIG. 20 shows a perspective view immediately before attaching the connector 45 and the tube 46 to the bottle main body 31 to which the spout 33 is attached.
- a tube 46 for administration of a nutrient is inserted through the connector 45.
- the tube 46 has a predetermined length for administering a nutrient, but in FIGS. 20 and 21, only a part on the connector 45 side is shown for convenience of illustration.
- the tube 46 is made of a softer material than the spout 33 and can be attached to and detached from the tubular portion 41.
- the tubular portion 41 is press-fitted into the inner peripheral surface of the tube 46, and the connector 45 and the tube 46 are connected to the spout 33 by engaging the connector 45 with the claw portion 48 provided on the pedestal portion 47.
- the connector 45 is brought into contact with the surface of the base portion 40, the connector 45 is rotated, the claw portion 48 and the opening portion 49 formed in the connector 45 are fitted, and the connector 45 and the claw portion 48 are engaged. .
- the connector 45 is fixed to the spout 33, and the connector 45 can be prevented from coming off.
- a flange (not shown) is formed at the end of the tube 46, and the end of the connector 45 is engaged with this flange. For this reason, the tube 46 is prevented from coming off from the connector 45.
- the tube 46 is press-fitted into the tubular portion 41 and is engaged with the connector 45 fixed to the spout 33. This prevents the tube 46 from coming off.
- connection systems can be used for the connection between the spout 33 and the tube 46, and the connection system in FIG. 20 is an example.
- FIG. 21 is a perspective view showing a state in which the connector 45 and the tube 46 are completely connected to the spout 33. As described above, before attaching the spout 33, all or part of the sealing material 36 (FIG. 17) is removed. For this reason, in the state of FIG. 21, the internal space of the bottle main body 31 and the internal space of the tube 46 are connected. Therefore, in the state where the opening 34 (FIG. 1) of the bottle body 31 is hooked and hung, that is, in the state where the bottle body 31 is turned upside down in FIG. Can be allowed to flow, so that a nutrient can be administered.
- the spout 33 is provided with a breathable filter 52.
- the filter 52 is a hydrophobic filter that allows air to pass but not liquid.
- the air is drawn into the bottle main body 31 through the filter 52 attached to the spout 33. This facilitates the outflow of nutrients from the bottle body 31.
- the spout 33 of the nutrient solution bottle 30 has a structure that prevents such erroneous puncture. This will be described below.
- FIG. 22 is a perspective view showing a state in which the connecting needle 120 is about to enter the tubular portion 41.
- FIG. 23 shows a cross-sectional view of the tubular portion 41 of FIG. 22 in the central axis direction. 22 and 23, the connecting needle 120 is not for connecting to the nutrient solution bottle 30.
- the connection needle 120 corresponds to the connection needle 114 for the chemical solution bag 110.
- connection needle 120 is in contact with the central portion of the rib 43. In this state, the connection needle 120 cannot advance further into the tubular portion 41. That is, the connecting needle 120 cannot be punctured into the tubular portion 41, and erroneous puncture is prevented.
- the tubular portion 41 is not attached with a cap corresponding to the liquid stopper cap 5 (FIG. 10). For this reason, when the connecting needle 120 is punctured, the distal end opening of the tubular portion 41 can be visually observed. In this case, erroneous puncture may be prevented when the rib 43 is noticed.
- the tip side of the tubular portion 41 of the rib 43 forms an inclined portion 50.
- the shortest distance D from the tip position of the tubular portion 41 to the inclined portion 50 increases as it goes toward the central axis of the tubular portion 41.
- the tip of the connecting needle 120 in contact with the central portion of the rib 43 is less likely to slip laterally, and the connecting needle 120 is less likely to enter the small hole 44.
- the connecting needle 120 that is in contact with the inclined portion 50 is guided by the inclined portion 50 and easily reaches the central portion of the rib 43.
- 22 and 23 are examples in which the tip of the connection needle 120 does not reach the small hole 44, but the case where the tip of the connection needle 120 reaches the small hole 44 may occur. According to the present embodiment, even if the tip of the connecting needle 120 reaches the small hole 44, the distance of the connecting needle 120 can be suppressed. This will be described with reference to FIGS.
- FIG. 24 is a perspective view showing a state in which the connecting needle 120 is about to enter the small hole 44.
- FIG. 25 shows a cross-sectional view taken along line CC of FIG. In FIG. 24, the connecting needle 120 reaches the small hole 44.
- the connecting needle 120 has a tip 120b that is smaller than the main body 120a. Therefore, if the size of the small hole 44 is made smaller than the size of the main body 120a, the entry of the connecting needle 120 is stopped by the tip 120b. Thereby, even when the tip of the connecting needle 120 reaches the small hole 44, the approach distance of the connecting needle 120 can be suppressed.
- the width of the rib 43 is increased toward the central axis of the tubular portion 41.
- This configuration is the same as that of the first embodiment shown in FIG. 9, for example, and the area of the central portion of the rib 43 can be increased, and the connection contacting the central portion of the rib 43 as shown in FIGS. It becomes difficult for the needle to enter the small hole 44 divided by the rib 43.
- a configuration corresponding to the step 25 in FIG. 13 of the first embodiment may be provided.
- the connecting needle 120 whose main body 120a is smaller than the small hole 21 reaches the small hole 44, the approach distance of the connecting needle 120 is suppressed. Can be.
- the possibility of noticing erroneous puncture can be increased.
- a configuration corresponding to the wide portion 20b may be provided similarly to the configuration of FIG. 14 of the first embodiment, and the rib divides the through hole into three as in the configuration of FIG. You may have done.
- the point which a rib may be the structure which divides
- the tubular portion 41 protrudes from the base 40 of the spout 33 .
- the tubular portion 41 is formed inside the spout 33 so that the tubular portion 41 does not protrude from the base 40. It may be.
- Embodiment 2 although the example which attaches the connector 45 and the soft material tube 46 to the spout 33 demonstrated, it should just be able to administer a nutrient from the spout 33, and the structure and specification of an attachment part are other things. It may be.
- the specification may be such that the connector 45 is not used and the tube 46 is press-fitted into the tubular portion 41 of the spout 33.
- liquid container is described as an example of a bag-like bag in the first embodiment and described as an example of a hollow bottle in the second embodiment.
- bottle is used in the first embodiment, and the second embodiment is described.
- a bag may be used.
- the bag or bottle to which the spout is attached is not limited to the nutrient solution. There may be other uses.
- the spout according to the present invention can more reliably prevent erroneous puncture of the connecting needle, it is useful as a spout of a nutrient solution bag, for example.
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Veterinary Medicine (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Hematology (AREA)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Bag Frames (AREA)
- Details Of Rigid Or Semi-Rigid Containers (AREA)
- Closures For Containers (AREA)
Abstract
Description
図1は本発明の実施の形態1に係る栄養剤用バッグ1の概略図を示している。液体収容体であるバッグ本体2は、栄養剤を充填する部分である。バッグ本体2と一体のポート部3に注出口4を取り付けている。注出口4は、液栓キャップ5を嵌合させて封止することができる。
以下、本発明の実施の形態2について説明する。図16は本発明の実施の形態2に係る栄養剤用ボトル30の概略図を示している。栄養剤用ボトル30は、液体収容体である中空体のボトル本体31の口部32に注出口33を取り付けたものである。
2 バッグ本体
4,33 注出口
5 液栓キャップ
9,41 管状部
11,41a テーパ面
20,43 リブ
20a 幅広部と管状部とをつなぐ部分
20b 幅広部
21,44 小孔
22,50 傾斜部
25 段差
30 栄養剤用ボトル
31 ボトル本体
40 基部
52 フィルタ
Claims (10)
- 液体収容体に取り付け、前記液体収容体に充填した内容物を注出させる注出口であって、
内側に貫通孔を形成し、先端から前記内容物を注出する管状部と、
前記貫通孔を区画するリブとを備えており、
前記管状部を前記先端側から見たときに、前記貫通孔は前記リブにより、少なくとも3分割されていることを特徴とする注出口。 - 前記管状部の先端位置から前記リブまでの最短距離が、前記管状部の中心軸に向かうにつれて大きくなっている請求項1に記載の注出口。
- 前記管状部の中心軸に直交する方向の前記リブの断面において、前記リブの幅は、前記中心軸に向かうにつれて大きくなっている請求項1に記載の注出口。
- 前記リブを、前記管状部の先端側から見たときに、前記リブ同士が交差した部分に幅広部を形成しており、前記幅広部の幅は、前記リブのうち前記幅広部と前記管状部とをつなぐ部分の幅より大きい請求項1に記載の注出口。
- 前記注出口はさらに、前記管状部の内周面から前記管状部の中心軸側に延出した段差を形成している請求項1に記載の注出口。
- 前記注出口はさらに、前記液体収容体に取り付ける基部を備えており、前記管状部は前記基部から突出しており、前記管状部の前記基部からの突出寸法は、1mm以上10mm以下である請求項1に記載の注出口。
- 前記注出口はさらに、通気性のフィルタを備えている請求項1に記載の注出口。
- 前記液体収容体は、袋状のバッグ、又はボトルである請求項1に記載の注出口。
- 請求項1に記載の注出口を備えた注出口付き液体収容体。
- 前記注出口を封止する液栓キャップを備えており、前記注出口に前記液栓キャップを装着したときに、前記液栓キャップの先端と、前記リブの中央部との間の距離が1mm以内である請求項9に記載の注出口付き液体収容体。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09813038A EP2345596A1 (en) | 2008-09-12 | 2009-09-04 | Spout and liquid containing body with spout |
US13/058,457 US20110144596A1 (en) | 2008-09-12 | 2009-09-04 | Spout and liquid container with spout |
CN200980135479.7A CN102149606B (zh) | 2008-09-12 | 2009-09-04 | 浇注口及带有浇注口的液体收容体 |
KR1020117007737A KR101699090B1 (ko) | 2008-09-12 | 2009-09-04 | 주출구 및 주출구가 달린 액체 수용체 |
HK11112308.9A HK1157715A1 (en) | 2008-09-12 | 2011-11-15 | Spout and liquid container with spout |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008234877 | 2008-09-12 | ||
JP2008-234877 | 2008-09-12 | ||
JP2009-126748 | 2009-05-26 | ||
JP2009126748A JP5273473B2 (ja) | 2008-09-12 | 2009-05-26 | 注出口及び注出口付き液体収容体 |
Publications (1)
Publication Number | Publication Date |
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WO2010029892A1 true WO2010029892A1 (ja) | 2010-03-18 |
Family
ID=42005148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2009/065471 WO2010029892A1 (ja) | 2008-09-12 | 2009-09-04 | 注出口及び注出口付き液体収容体 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20110144596A1 (ja) |
EP (1) | EP2345596A1 (ja) |
JP (1) | JP5273473B2 (ja) |
KR (1) | KR101699090B1 (ja) |
CN (1) | CN102149606B (ja) |
HK (1) | HK1157715A1 (ja) |
WO (1) | WO2010029892A1 (ja) |
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US11674614B2 (en) | 2020-10-09 | 2023-06-13 | Icu Medical, Inc. | Fluid transfer device and method of use for same |
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US8628509B2 (en) * | 2009-05-11 | 2014-01-14 | Abbott Laboratories | Enteral connectors and systems |
JP2013010535A (ja) * | 2011-06-29 | 2013-01-17 | En Otsuka Pharmaceutical Co Ltd | 流動体注出口 |
JP6024160B2 (ja) * | 2012-03-30 | 2016-11-09 | 株式会社ジェイ・エム・エス | 流動物の導出補助具、当該導出補助具の充填容器への取り付け構造、並びに流動物供給キット |
JP6372369B2 (ja) * | 2014-03-31 | 2018-08-15 | ブラザー工業株式会社 | 液体収容体 |
JP6657404B2 (ja) * | 2015-12-04 | 2020-03-04 | ケイピーアール ユーエス エルエルシー | 経腸栄養注射器のアセンブリ |
KR102279627B1 (ko) * | 2021-03-02 | 2021-07-21 | 한국콜마주식회사 | 내용물 용기 |
US20240197567A1 (en) * | 2021-04-12 | 2024-06-20 | Jms Co., Ltd. | Puncture port, liquid storage container, production method for said puncture port, and production method for said liquid storage container |
JP2023018922A (ja) * | 2021-07-28 | 2023-02-09 | 株式会社ジェイ・エム・エス | アダプタ |
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Also Published As
Publication number | Publication date |
---|---|
HK1157715A1 (en) | 2012-07-06 |
CN102149606A (zh) | 2011-08-10 |
US20110144596A1 (en) | 2011-06-16 |
KR101699090B1 (ko) | 2017-01-23 |
EP2345596A1 (en) | 2011-07-20 |
JP2010088866A (ja) | 2010-04-22 |
CN102149606B (zh) | 2012-12-12 |
KR20110058868A (ko) | 2011-06-01 |
JP5273473B2 (ja) | 2013-08-28 |
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