WO2016072552A1 - Dispositif de filtration de liquide injectable - Google Patents

Dispositif de filtration de liquide injectable Download PDF

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Publication number
WO2016072552A1
WO2016072552A1 PCT/KR2014/011572 KR2014011572W WO2016072552A1 WO 2016072552 A1 WO2016072552 A1 WO 2016072552A1 KR 2014011572 W KR2014011572 W KR 2014011572W WO 2016072552 A1 WO2016072552 A1 WO 2016072552A1
Authority
WO
WIPO (PCT)
Prior art keywords
injection liquid
filter
housing
filter device
injection
Prior art date
Application number
PCT/KR2014/011572
Other languages
English (en)
Korean (ko)
Inventor
남윤제
Original Assignee
(주)에프에이
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 (주)에프에이 filed Critical (주)에프에이
Publication of WO2016072552A1 publication Critical patent/WO2016072552A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/165—Filtering accessories, e.g. blood filters, filters for infusion liquids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/1782—Devices aiding filling of syringes in situ
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/3145—Filters incorporated in syringes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
    • A61M5/3293—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles characterised by features of the needle hub
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/165—Filtering accessories, e.g. blood filters, filters for infusion liquids
    • A61M2005/1657—Filter with membrane, e.g. membrane, flat sheet type infusion filter
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M2005/3143—Damping means for syringe components executing relative movements, e.g. retarders or attenuators slowing down or timing syringe mechanisms

Definitions

  • the present invention relates to a filter medium for injection liquid filtration, and more particularly, to a filter medium for injection liquid filtration that is capable of transferring an injection liquid from an injection ampule to a syringe in one operation while having excellent filtration efficiency.
  • a filter material for injection liquid filtration a non-woven fabric, a spunbond, or a substrate made of microfiber yarn having a single yarn fineness of 0.0010.3 deniers has been widely used, but the conventional filter fluid filter material for filtrate is composed of fibers having a fineness of at least 0.001 denier Since the pores formed between the fibers is too wide, there is a problem that the filtration efficiency is lowered.
  • the conventional filter fluid for injection filtration has a problem that can not satisfy the filtration efficiency and the passage of the injection at the same time.
  • An object of the present invention is to provide an injection liquid filter device capable of transferring an injection liquid simply and easily in one operation when the injection liquid is transferred using an injection needle.
  • Another object of the present invention is to provide an injection liquid filter device capable of greatly improving the filtration efficiency of the injection liquid.
  • Cylindrical housing An injection liquid passage tube integrally fixed to the inside of the housing; A membrane filter installed in a fixed portion of the injection liquid passage tube fixed inside the housing; A filter support member embedded in one side of the membrane filter to support a filter; And a closing member made of silicon material mounted at the end of the housing.
  • the spiral protrusion is formed on the inner wall of the housing in which the injection liquid passage tube is located.
  • the filter support member is characterized by having a circular top plate and a plurality of legs.
  • the circular upper plate has a diameter smaller than the inner diameter of the housing so that the injection liquid can move, and a space in which the injection liquid moves is formed between the legs.
  • the upper plate of the filter support member is characterized in that the soft damage preventing member is integrally formed to prevent damage to the upper plate while the needle is entering.
  • the injection needle is mounted on the spiral protrusion of the injection liquid filter device.
  • the support tube for supporting the needle is additionally installed in the housing.
  • FIG. 1 is a conceptual diagram schematically illustrating the transfer of an injection solution from an injection solution ampoule using a syringe.
  • FIG. 2 is a cross-sectional perspective view of an injection liquid filter device according to the present invention.
  • FIG 3 is an exploded perspective view of the injection liquid filter device according to the present invention.
  • Figure 4 is a perspective view showing an injection liquid filter device equipped with a needle according to the present invention.
  • FIG. 5 is a view showing the transfer of the injection solution from the injection solution ampoule using a syringe according to the present invention.
  • FIG. 6 is a view showing that the injection liquid filter apparatus according to the present invention is mounted on the infusion set for use.
  • FIG. 7 is a view showing another embodiment of the injection liquid filter device according to the present invention.
  • the injection liquid filter device 10 includes a cylindrical housing 11 and an injection liquid passage tube 13 integrally fixed to the inside of the housing 11. .
  • the injection liquid passage tube 13 is integrally fixed to the inside of the housing 11 and has a funnel shape.
  • a spiral protrusion 15 is formed on an inner wall of the housing 11 in which the injection liquid passage tube 13 is located, and has a structure in which a needle, a stopper, or the like can be screwed in.
  • the membrane filter 21 is installed in the fixing part 17 of the injection liquid passage tube 13 fixed inside the housing 11.
  • the membrane filter 21 is a filter medium for removing contaminants such as 0.0001 microns of heavy metals and viral ion microorganisms.
  • the membrane filter 21 is for filtering glass fragments or various foreign substances generated when the injection ampoule is broken.
  • the filter support member 23 serves to limit the movement of the filter in the housing 11 and at the same time the needle does not damage the membrane filter 21 when the needle is pulled in from the rear. It also serves as a stopper to limit the entry to a certain depth.
  • the filter support member 23 has a circular upper plate 25 and a plurality of leg portions 27.
  • the circular top plate 25 has a diameter smaller than the inner diameter of the housing 11 so that the injection liquid can move, and a space enough to move the injection liquid is formed between the leg portions 27.
  • the legs 27 support the membrane filter 21, thereby limiting the movement of the membrane filter 21.
  • a soft damage preventing member 29 may be integrally formed on the upper plate 25 of the filter support member 23 so as to prevent the needle from being damaged by hitting the upper plate 25.
  • the soft damage preventing member 29 is preferably made of silicon.
  • the end of the housing 11 is mounted with a silicone closing member 30.
  • the injection needle may be inserted through the closing member 30 of the silicon material, and the injection liquid may be transferred to the syringe through the inserted needle.
  • FIG 4 is a view showing a state in which the injection needle 40 is mounted on the injection liquid filter device 10 according to the present invention.
  • the needle portion 40 is positioned on the spiral protrusion 15 and rotated in the forward or reverse direction to thereby rotate the needle 40 to the injection liquid filter device 10. It can be mounted or removed.
  • the injection liquid can be extracted from the injection liquid ampoule using the injection liquid filter device 10 equipped with the injection needle 40.
  • FIG. 5 is a view showing the transfer of the injection solution from the injection solution ampoule using a syringe according to the present invention.
  • the needle 40 of the separate syringe 45 passes through the finishing member 30 of the filter device 10 to support the filter.
  • the member 23 enters.
  • the injection needle 40 is stopped by the filter support member (23).
  • the needle 40 can be safely positioned by the damage preventing member 29 installed to prevent damage to the needle 40.
  • the injection liquid moves from the injection ampule 3, and the injection liquid passing through the injection liquid passage tube 13 filters the glass fragments or various foreign substances from the membrane filter 21. do.
  • the filtered injection liquid is transferred to the interior space of the housing 11 through the space between the legs 25 of the filter support member 23, and finally to the interior of the syringe 45 through the needle 40. .
  • the syringe 45 filled with the injection liquid can be used directly by the patient after being separated from the filter device 10.
  • FIG. 6 is a view showing that the injection liquid filter apparatus according to the present invention is mounted on the infusion set for use.
  • the injection liquid filter device 10 according to the present invention is also used to withdraw the injection liquid from the injection ampoule, but can also be used in combination with the fluid set as shown in FIG.
  • the syringe 45 is connected to the injection liquid filter device 10 to be injected while filtering the injection liquid when a separate drug is to be administered to a patient who receives the fluid.
  • the housing 11 of the injection liquid filter device 10 may be further provided with a support tube 43 for supporting the injection needle.
  • the support tube 43 may prevent the needle 40 from shaking from side to side when inserting the needle 40 into the injection filter device 10 to extract the injection solution, and at the same time It is also possible to limit the insertion depth constantly.
  • injection solution passage 15 spiral protrusion
  • fixing part 21 membrane filter
  • leg portion 29 damage preventing member
  • finishing member 40 needle

Landscapes

  • Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

L'invention concerne un dispositif de filtration de liquide injectable. La présente invention se caractérise en ce qu'elle comprend : un boîtier cylindrique ; un tube de passage de liquide injectable fixé intégralement à l'intérieur du boîtier ; un filtre à membrane installé sur une partie de fixation du tube de passage de liquide injectable, qui est fixé à l'intérieur du boîtier ; un élément de support de filtre intégré dans un côté du filtre à membrane de façon à supporter le filtre ; et un élément de finition en silicone, monté sur une extrémité du boîtier.
PCT/KR2014/011572 2014-11-05 2014-11-28 Dispositif de filtration de liquide injectable WO2016072552A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020140153008A KR101663573B1 (ko) 2014-11-05 2014-11-05 주사액 필터장치
KR10-2014-0153008 2014-11-05

Publications (1)

Publication Number Publication Date
WO2016072552A1 true WO2016072552A1 (fr) 2016-05-12

Family

ID=55909272

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2014/011572 WO2016072552A1 (fr) 2014-11-05 2014-11-28 Dispositif de filtration de liquide injectable

Country Status (2)

Country Link
KR (1) KR101663573B1 (fr)
WO (1) WO2016072552A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101975933B1 (ko) * 2017-09-29 2019-05-07 티앤에이치바이오(주) 캡슐형 약물 주입 장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62116740U (fr) * 1986-01-17 1987-07-24
JPH11262535A (ja) * 1997-12-08 1999-09-28 Becton Dickinson & Co 静脈部位用シ―ルドカニュ―レ
JP2009544455A (ja) * 2006-07-28 2009-12-17 ベクトン・ディキンソン・アンド・カンパニー 血管アクセス機器
KR20100012194A (ko) * 2008-07-28 2010-02-08 강강구 주사기용 안전 필터 팁
KR20140000481U (ko) * 2012-07-13 2014-01-22 이정원 필터 니들 및 필터 니들 조립체

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2564891B1 (fr) * 2005-12-28 2017-07-12 Covidien AG Connecteur Luer mâle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62116740U (fr) * 1986-01-17 1987-07-24
JPH11262535A (ja) * 1997-12-08 1999-09-28 Becton Dickinson & Co 静脈部位用シ―ルドカニュ―レ
JP2009544455A (ja) * 2006-07-28 2009-12-17 ベクトン・ディキンソン・アンド・カンパニー 血管アクセス機器
KR20100012194A (ko) * 2008-07-28 2010-02-08 강강구 주사기용 안전 필터 팁
KR20140000481U (ko) * 2012-07-13 2014-01-22 이정원 필터 니들 및 필터 니들 조립체

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Publication number Publication date
KR101663573B1 (ko) 2016-10-10
KR20160053657A (ko) 2016-05-13

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