WO2017196009A1 - Device for filtering out foreign material from syringe injection solution - Google Patents

Device for filtering out foreign material from syringe injection solution Download PDF

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Publication number
WO2017196009A1
WO2017196009A1 PCT/KR2017/004442 KR2017004442W WO2017196009A1 WO 2017196009 A1 WO2017196009 A1 WO 2017196009A1 KR 2017004442 W KR2017004442 W KR 2017004442W WO 2017196009 A1 WO2017196009 A1 WO 2017196009A1
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WO
WIPO (PCT)
Prior art keywords
injection liquid
injection
syringe
needle
cylindrical member
Prior art date
Application number
PCT/KR2017/004442
Other languages
French (fr)
Korean (ko)
Inventor
남윤제
Original Assignee
(주)에프에이
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Publication date
Application filed by (주)에프에이 filed Critical (주)에프에이
Publication of WO2017196009A1 publication Critical patent/WO2017196009A1/en

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    • 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
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/162—Needle sets, i.e. connections by puncture between reservoir and tube ; Connections between reservoir and tube
    • 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
    • A61M5/162—Needle sets, i.e. connections by puncture between reservoir and tube ; Connections between reservoir and tube
    • A61M5/1626—Needle protectors therefor
    • 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
    • A61M5/315—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
    • A61M5/178—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
    • A61M5/34—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub
    • A61M5/344—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub using additional parts, e.g. clamping rings or collets
    • A61M5/345—Adaptors positioned between needle hub and syringe nozzle

Definitions

  • the present invention relates to a filtration device for filtering foreign substances contained in the injection liquid flowing into the syringe, and more particularly, in a syringe comprising a cylinder body portion, a plunger and a needle, the hollow of which the needle is inserted.
  • An injection liquid filtration unit comprising a cylindrical portion, a filter for filtering the silicon and foreign substances into which the needle is inserted while being connected to the end of the cylindrical portion, and a hollow support bushing provided therebetween, and an injection liquid filtration portion provided in the injection liquid filtering portion.
  • the present invention relates to an injection liquid foreign material filtration device for a syringe to enable safe injection.
  • a syringe is proposed to collect blood by injecting blood into a blood vessel of a human body or to supply an injection liquid, and includes a needle having a large cylindrical cylinder shape and a needle (injection) needle provided at a lower end of the cylinder to inject blood vessels and the like; It is composed of a piston (plunger) inserted into the cylinder to enable sliding movement along the longitudinal direction.
  • the conventional syringe 1 includes a cylindrical cylinder 10 having a space portion formed therein for storing the injection liquid therein, and a neck portion positioned at the front side of the cylinder 10. And a syringe tip 20 connected to 15).
  • the syringe tip 20 has a hub 25 to connect the injection needle 22 to the cylinder 10, the hub 25 is press-connected to the neck portion 15 of the syringe (1).
  • the syringe 1 also includes a plunger 30 inserted slidably inside the cylinder 10 to suck the injection liquid into the cylinder 10 or to discharge the injection liquid stored in the cylinder 10 to the outside. Doing.
  • the plunger 30 is brought into close contact with the inside of the cylinder 10, and then the upper portion 42 of the ampoule vial 40 containing the injection solution 60. ), The ampoule upper part 42 is broken and opened, the injection needle 22 is immersed through the opened space, and then the plunger 30 is pulled back to the inside of the cylinder 10. Inhale).
  • the glass particles K are scattered and remain inside the ampoule vial 40.
  • the glass particles K that have entered the ampoule vial 40 are mixed with the injection liquid 60 into the cylinder 10 when the injection liquid 60 is sucked using the syringe 1.
  • the same injection liquid 60 is injected into the patient, when the glass particles K are administered to the human body together with the injection liquid 60, the fatal adverse effects on the health of the patient are caused.
  • Patent Publication No. 10-2005-0108169 in order to solve this problem is provided on the outer side of the fixing member is coupled to the cylinder coupled to the needle is fixed, while protecting the injection needle in a state of preventing foreign substances and antibacterial (Iii)
  • a syringe having a filter provided with a filtering part fixed by a first filtering part detachment prevention jaw and a second filtering part detachment prevention jaw is proposed.
  • Korean Patent No. 10-0981586 includes a hub connected to the neck portion of the syringe, an injection liquid suction unit integrally formed on the front side of the hub, and a filter fixed to the inside of the hub, the front of the syringe In the syringe tip fixed to the neck part, the hub protrudes the locking jaw therein, the front of the filter is in close contact, the rear of the filter forcing the bushing to secure the filter to the hub, the locking jaw suction It is proposed a syringe which forms a space between the parts and forms a space part in the hub.
  • Patent Document 1 KR 10-2005-0108169 (Publication No.) 2005.11.16.
  • Patent Document 2 KR 10-0981586 (Registration No.) 2010.09.03.
  • Patent Document 3 KR 10-1178986 (Registration No.) 2012.08.27.
  • the apparatus having the foreign matter filtering means provided in the conventional syringe has a problem that the user can be stabbed in the needle in the process of removing the filtering means that the safety is impaired.
  • a syringe equipped with a conventional filtering means uses a filtering means to inject the injection liquid from the mipple glass bottle, suck it into the cylinder, and then remove the filtering means and reattach the injection needle.
  • a filtering means to inject the injection liquid from the mipple glass bottle, suck it into the cylinder, and then remove the filtering means and reattach the injection needle.
  • An object of the present invention is to provide an injection liquid foreign matter filtering device that completely removes foreign substances.
  • Another object of the present invention is to suck the injection solution contained in the muffle bottle through the filtering means to filter the foreign material at the same time the filtered injection solution to be introduced into the cylinder body through the injection needle so that the filter means can be removed immediately after injection In addition to blocking the error that foreign matter can enter the cylinder body in advance, and also to inject the drug quickly and safely.
  • Another object of the present invention is to install a protective means in the cylindrical portion of the filtration section for guiding and inserting the needle to prevent accidental puncture of the needle or needle member inhaling the injection needle or the injection fluid when removing the filtration means To improve.
  • the present invention for achieving the above object is provided with a needle for injecting the injection liquid while being inserted into the cylinder body portion containing the injection liquid and the piston is inserted into the cylinder body portion so as to be slidable and the neck formed on the front end of the cylinder body portion;
  • the injection liquid foreign matter filtration device for a syringe for filtering the injection liquid foreign matter is inserted into the outside of the injection portion of the syringe consisting of an injection portion made of a hub to be mounted to the neck,
  • the injection filter comprises a filter for filtering the foreign matter contained in the silicone and the injection and the hollow support bushing provided therebetween to support them, wherein the hollow support bushing flows into the injection needle It is characterized by being formed as a space to stay before.
  • the injection liquid foreign matter filtration device for a syringe includes a cylinder body for accommodating the injection liquid and a plunger and a needle comprising a filtration means to filter the injection liquid stored in the nipple bottle and to internalize the cylinder body part. It is possible to completely remove the foreign matter contained in the injection liquid by allowing it to be accommodated in the injection.
  • the present invention by suctioning the injection solution contained in the muffle bottle through the filtering means to filter the foreign material at the same time to allow the filtered injection liquid to be introduced into the cylinder body through the injection needle immediately after removing the filtering means to be injected.
  • the present invention by suctioning the injection solution contained in the muffle bottle through the filtering means to filter the foreign material at the same time to allow the filtered injection liquid to be introduced into the cylinder body through the injection needle immediately after removing the filtering means to be injected.
  • the present invention by suctioning the injection solution contained in the muffle bottle through the filtering means to filter the foreign material at the same time to allow the filtered injection liquid to be introduced into the cylinder body through the injection needle immediately after removing the filtering means to be injected.
  • the present invention is to install a protective means in the cylindrical portion of the filtration section to guide and insert the needle to prevent accidents to be stuck to the needle or needle member to suck the injection when removing the filtration means to significantly improve the safety There is this.
  • FIG. 1 is a perspective view showing the injection liquid foreign matter filtration device for a syringe according to the present invention installed in a syringe
  • Figure 2 is a state cross-sectional view of the injection liquid foreign matter filtration device for a syringe according to the present invention
  • FIG. 3 is a cross-sectional view and a state in which the syringe is installed in the injection liquid foreign matter filtration device for a syringe according to the present invention
  • Figure 4 is an exploded perspective view of the injection liquid foreign matter filtration device for a syringe installed in the syringe
  • Figure 4 is an injection liquid filtration state diagram is sucked into the cylinder body portion while the injection liquid is filtered through the injection liquid foreign matter filtration device for a syringe according to the present invention
  • FIG. 5 is a schematic state diagram of suctioning the injection liquid by using the injection liquid foreign matter filtration device for a syringe according to the present invention is a state diagram in which the filtration device is removed,
  • FIG. 6 is a state in which the protective device of the injection liquid foreign matter filtration device for a syringe according to the present invention is operated
  • FIG. 7 is a schematic diagram of a conventional syringe.
  • the passage part 121 is connected to the end of the cylindrical member 110 and the injection liquid is supplied therein, but the second half of the passage part 121 is formed to extend from the first half to the second half of the injection needle 103a.
  • the injection liquid filtration unit 120 including the silicon 122 to be inserted and a filter 123 for filtering foreign substances contained in the injection liquid and a hollow support bushing 124 provided therebetween to support them.
  • the injection solution filtration unit 120 is inserted into the end of the injection liquid suction part 130 of the needle 131 and the needle hub 132 for mounting the needle 131 to suck the injection liquid stored in the bottle (B) is configured.
  • the hub 103b on which the injection needle 103a is mounted is inserted into the neck portion 101a formed at the front end of the cylinder body portion 101, and the piston 102 of the cylinder body portion 101 is inserted.
  • the syringe 104 is completed.
  • the present invention is to insert and use in the injection section 103 constituting the syringe 104, when the injection section 103 is inserted into the cylindrical member 110, the injection needle (103a) An end thereof passes through the silicon 122 and is positioned in an inner space of the support bushing 124.
  • the passage space portion formed inside the hollow support bushing 124 may function to stay before the injected injection liquid proceeds to the needle 103a.
  • injection liquid suction part 130 is provided at an end portion of the injection liquid filtering part 120.
  • the silicon 122 is torn due to its characteristics, and the needle 103a can pass therethrough, thereby preventing the configuration of the needle 103a.
  • the silicon 122 is preferably provided with a guide protrusion on one surface so as to guide the end of the hollow support bushing 124 to facilitate the coupling.
  • the needle 131 provided in the injection liquid suction part 130 is immersed in the injection liquid stored in the muffle bottle and pulls the piston 102 to the rear, the injection liquid is The needle 131 is suctioned through the inside of the needle 131, and then, while passing through the filter 123, foreign substances (such as glass powder generated while destroying the nipple bottle) contained in the injection liquid are filtered.
  • the filtered injection liquid is sucked into the cylinder body 101 through the injection needle 103a and accommodated therein.
  • the injection liquid filtered while passing through the filter 123 can be injected through the injection needle 103a.
  • the filtered injection solution can be injected quickly and safely.
  • the filter means is removed from the cylinder body and the needle is inserted again, the error of introducing foreign substances can be significantly reduced.
  • the present invention is provided on the outer surface of the cylindrical member 110 is provided with a hat-shaped radial protector 140 to facilitate the removal of the syringe 104.
  • the radial protective tool 140 provided in the cylindrical member 110 may protect a hand or an arm, and thus, the injection needle 103a ), You can prevent the accident of being stuck in your hand or arm.
  • the radial protective device 140 is preferably installed on the outer surface of the cylindrical member 110 so as to slide along the outer surface of the cylindrical member 110.
  • the radial protective device 140 is installed so as to be primarily fitted into the stepped portion formed on one side of the outer surface of the cylindrical member 110, when the external force is applied is separated from the stepped portion of the cylindrical member 110 It is provided to slide along the outer surface.
  • the cylindrical member 110 is the stepped portion is formed on one side of the rear portion, the outer diameter is gradually increased toward the stepped portion, the radial protective member 140 is first mounted on the stepped portion formed in the cylindrical member 110 But it is to be strongly coupled to the outer surface of the cylindrical member 110 to be pressed in somewhat tightly from the stepped portion.
  • the radial protective device 140 is able to slide forward of the stepped portion by an external force. This configuration is possible because the radial protective device 140 is made of a material having some elastic performance.
  • the outer surface of the cylindrical member 110 is provided with a sliding cylindrical protective device 150 for sliding the insertion of the injection liquid inlet 130.
  • the one end of the sliding cylindrical protector 150 is inserted in the outer surface of the cylindrical member 110 in close contact with the radial protective member 140, so that the sliding together with the radial protective member 140 is possible to slide together. .
  • the injection liquid suction unit 130 is accommodated (interpolated) inside the sliding cylindrical protective tool 150 to allow the hand or the arm to be moved by the needle 131. Safety accidents can be prevented in advance.
  • the inner space portion of the cylindrical member 110 is preferably formed in a structure that becomes narrower toward the end. This is because the needle can be easily guided.
  • the hollow inside of the cylindrical member 110 of the present invention has a diameter of a portion into which the hub 103b is inserted is formed to be larger than a diameter of a portion combined with the injection liquid filter 120.
  • a support jaw for supporting the hub 103b to which the injection needle 103a is fixed is provided at the inner inlet portion side of the cylindrical member 110.
  • Figure 5 (a) is shown a schematic state of inhaling the inside of the cylinder body portion while filtering the injection liquid using the injection liquid foreign matter filtration device for syringe of the present invention
  • Figure 5 (b) is the filtration device of the present invention Is removed from the syringe 104.
  • FIG. 6 is shown an operating state that the sliding cylindrical protective equipment 150 provided in the injection liquid foreign matter filtration device for a syringe according to the present invention by sliding to the main liquid suction unit 130 to safely remove the filtration device. have.
  • Injection foreign matter filtering device for a syringe consisting of a cylinder body portion, a plunger and a needle, the hollow cylindrical portion for inserting the needle, and the needle while being connected to the end of the cylindrical portion It is composed of an injection liquid filtration unit comprising a filter for filtering out the inserted silicone and foreign matter, and a hollow support bushing provided therebetween, and a needle member provided on the injection liquid filtration unit to suck the injection liquid in the muffle bottle, and pull the plunger to inject the injection liquid. While filtering the foreign matter through the filtration unit to allow the filtered injection solution to flow into the cylinder body through the needle and then remove the cylindrical portion to be able to quickly and safely inject the filtered injection solution.
  • passage portion 122 silicon 123: filter 124: support bushing

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  • 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

The present invention relates to a filtering device for filtering out foreign material contained in an injection solution, which is to flow into a syringe. More specifically, in a syringe comprising a cylinder body part, a plunger, and a syringe needle, a device for filtering out foreign material from a syringe injection solution comprises: a hollow cylindrical part in which the syringe needle is inserted and provided; an injection solution filtering part connected to an end portion of the cylindrical part, and comprising silicone into which the syringe needle is inserted, a filter for filtering out foreign material, and a hollow support bushing provided therebetween; and a needle member provided in the injection solution filtering part so as to suction the injection solution inside an ampoule bottle, and thus the plunger is pulled such that foreign material in the injection solution is filtered out through the filtering part and, simultaneously, the filtered injection solution flows into the cylinder body part through the syringe needle, and then the cylindrical part is separated, thereby enabling the filtered injection solution to be quickly and safely injected.

Description

주사기용 주사액 이물질 여과장치Injection liquid foreign material filtering device for syringe
본 발명은 주사기의 내부로 유입되는 주사액에 함유되는 이물질을 걸러주는 여과장치에 관한 것으로, 더욱 상세하게는 실린더몸체부와 플런저 및 주사바늘로 구성되는 주사기에 있어, 상기 주사바늘을 삽설하는 중공의 원통부와, 상기 원통부의 단부에 연결되면서 주사바늘이 삽입되는 실리콘과 이물질을 걸러내는 필터 및 이들 사이에 구비되는 중공의 지지부싱으로 된 주사액 여과부, 및 주사액 여과부에 구비되어 엠플병 내의 주사액을 흡입하는 니들부재로 구성되어, 플런저를 당겨 주사액을 여과부를 통해 이물질을 여과하는 동시에 여과된 주사액이 주사바늘을 통해 실린더몸체부 내부로 유입하도록 한 후 상기 원통부를 탈거함으로써 여과된 주사액을 신속하고 안전하게 주사할 수 있도록 하는 주사기용 주사액 이물질 여과장치에 관한 것이다.The present invention relates to a filtration device for filtering foreign substances contained in the injection liquid flowing into the syringe, and more particularly, in a syringe comprising a cylinder body portion, a plunger and a needle, the hollow of which the needle is inserted. An injection liquid filtration unit comprising a cylindrical portion, a filter for filtering the silicon and foreign substances into which the needle is inserted while being connected to the end of the cylindrical portion, and a hollow support bushing provided therebetween, and an injection liquid filtration portion provided in the injection liquid filtering portion. It is composed of a needle member for sucking the plunger, and the injection liquid to filter the foreign matter through the filtration unit while allowing the filtered injection liquid to flow into the cylinder body through the needle and then remove the cylindrical portion to quickly and The present invention relates to an injection liquid foreign material filtration device for a syringe to enable safe injection.
일반적으로 주사기는 인체의 혈관에 주사하여 혈액을 채취하거나 주사액을 공급하기 위해 제안된 것으로, 크게 중공형상의 원통형상으로 된 실린더와 상기 실린더의 하단부에 구비되어 혈관 등에 주사하는 니들(주사)바늘 및 상기 실린더의 내부에 삽설되어 길이방향을 따라 슬라이딩 운동이 가능하도록 된 피스톤(플런저)으로 구성되어 있다.In general, a syringe is proposed to collect blood by injecting blood into a blood vessel of a human body or to supply an injection liquid, and includes a needle having a large cylindrical cylinder shape and a needle (injection) needle provided at a lower end of the cylinder to inject blood vessels and the like; It is composed of a piston (plunger) inserted into the cylinder to enable sliding movement along the longitudinal direction.
이와 같은 종래의 주사기(1)는 도 7에 도시된 바와 같이, 내부에 주사액이 저장될 수 있도록 공간 부가 형성된 원통형의 실린더(10)와, 상기 실린더(10)의 전방 측에 위치된 넥크부(15)에 연결된 주사기 팁(20)을 구비한다.As shown in FIG. 7, the conventional syringe 1 includes a cylindrical cylinder 10 having a space portion formed therein for storing the injection liquid therein, and a neck portion positioned at the front side of the cylinder 10. And a syringe tip 20 connected to 15).
그리고 상기 주사기 팁(20)은 주사 바늘(22)을 실린더(10)에 연결하도록 된 허브(25)를 가지며, 허브(25)는 주사기(1)의 넥크부(15)에 압입 연결된다.And the syringe tip 20 has a hub 25 to connect the injection needle 22 to the cylinder 10, the hub 25 is press-connected to the neck portion 15 of the syringe (1).
주사기(1)는 또한 실린더(10)의 내부에서 슬라이딩 가능하도록 삽입되어 실린더(10)의 내부로 주사액을 빨아들이거나 실린더(10)에 저장된 주사액을 외부로 배출시키는 플런저(plunger, 30)를 포함하고 있다.The syringe 1 also includes a plunger 30 inserted slidably inside the cylinder 10 to suck the injection liquid into the cylinder 10 or to discharge the injection liquid stored in the cylinder 10 to the outside. Doing.
이와 같은 종래의 주사기(1)로 환자에게 주사액을 주입하기 위해서는 실린더(10)의 내부에서 플런저(30)를 전방 측으로 밀착시킨 다음, 주사액(60)이 담긴 앰플 유리병(40)의 상부(42)에 충격을 가하여, 보통은 앰플 상부(42)를 부러뜨려 개봉하고, 개봉된 공간을 통하여 주사 바늘(22)을 담근 다음, 플런저(30)를 후퇴시켜서 실린더(10)의 내부로 주사액(60)을 흡입시킨다.In order to inject the injection solution to the patient with the conventional syringe 1 as described above, the plunger 30 is brought into close contact with the inside of the cylinder 10, and then the upper portion 42 of the ampoule vial 40 containing the injection solution 60. ), The ampoule upper part 42 is broken and opened, the injection needle 22 is immersed through the opened space, and then the plunger 30 is pulled back to the inside of the cylinder 10. Inhale).
그러나 앰플 유리병(40)의 상부(42)를 부러뜨려 개봉할 때에 유리입자(K)들이 비산하면서 앰플 유리병(40)의 내부에 잔류하게 된다. 이와 같이 앰플 유리병(40)의 내부로 들어간 유리입자(K)는 주사기(1)를 이용하여 주사액(60)을 흡입할 때에 실린더(10)의 내부로 주사액(60)과 함께 혼입되며, 이와 같은 주사액(60)을 환자에 투입하는 경우에 주사액(60)과 함께 유리입자(K)가 인체에 투여되면 환자의 건강에 치명적인 악영향을 미치게 된다.However, when the upper part 42 of the ampoule vial 40 is broken and opened, the glass particles K are scattered and remain inside the ampoule vial 40. As such, the glass particles K that have entered the ampoule vial 40 are mixed with the injection liquid 60 into the cylinder 10 when the injection liquid 60 is sucked using the syringe 1. When the same injection liquid 60 is injected into the patient, when the glass particles K are administered to the human body together with the injection liquid 60, the fatal adverse effects on the health of the patient are caused.
종래에는 이러한 문제점을 해결하기 위하여 특허공개 제10-2005-0108169호에서는 실린더에 끼워져 결합되고 주사바늘이 고정되는 고정부재의 외측에 구비되어 주사바늘을 감싼 상태로 보호함과 아울러 이물질 투입 방지 및 항균(抗菌)처리를 할 수 있도록 제1필터링부 이탈방지턱과 제2필터링부 이탈방지턱에 의해 고정되는 필터링부가 구비된 필터를 마련한 주사기를 제안하고 있다.Conventionally, Patent Publication No. 10-2005-0108169 in order to solve this problem is provided on the outer side of the fixing member is coupled to the cylinder coupled to the needle is fixed, while protecting the injection needle in a state of preventing foreign substances and antibacterial (Iii) A syringe having a filter provided with a filtering part fixed by a first filtering part detachment prevention jaw and a second filtering part detachment prevention jaw is proposed.
또한, 등록특허 제10-0981586호에는 주사기의 넥크 부에 끼워 연결되는 허브와, 상기 허브의 전방측에 일체로 사출형성된 주사액 흡입 부 및 상기 허브의 내측에 고정된 필터를 포함하고, 주사기의 전방 넥크부에 고정되는 주사기 팁에 있어서, 상기 허브는 그 내부에 걸림 턱을 돌출형성하고, 필터 전면을 밀착시키며, 필터 후면에는 부싱을 억지끼움 맞춤하여 필터를 허브에 고정시키고, 상기 걸림 턱은 흡입 부와의 사이에 일정간격을 형성하여 공간 부를 허브 내에 형성하는 주사기를 제안하고 있다.In addition, Korean Patent No. 10-0981586 includes a hub connected to the neck portion of the syringe, an injection liquid suction unit integrally formed on the front side of the hub, and a filter fixed to the inside of the hub, the front of the syringe In the syringe tip fixed to the neck part, the hub protrudes the locking jaw therein, the front of the filter is in close contact, the rear of the filter forcing the bushing to secure the filter to the hub, the locking jaw suction It is proposed a syringe which forms a space between the parts and forms a space part in the hub.
[선행기술문헌][Preceding technical literature]
[특허문헌][Patent Documents]
(특허문헌 1) KR 10-2005-0108169 (공개번호) 2005.11.16.(Patent Document 1) KR 10-2005-0108169 (Publication No.) 2005.11.16.
(특허문헌 2) KR 10-0981586 (등록번호) 2010.09.03.(Patent Document 2) KR 10-0981586 (Registration No.) 2010.09.03.
(특허문헌 3) KR 10-1178986 (등록번호) 2012.08.27.(Patent Document 3) KR 10-1178986 (Registration No.) 2012.08.27.
그러나 종래의 주사기에 구비되는 이물질 여과수단을 갖는 장치들은 여과수단을 제거하는 과정에서 주사바늘에 사용자가 찔릴 수 있어 안전성이 저해된다고 하는 문제가 있다.However, the apparatus having the foreign matter filtering means provided in the conventional syringe has a problem that the user can be stabbed in the needle in the process of removing the filtering means that the safety is impaired.
또한 종래의 여과수단이 구비되는 주사기는 여과수단을 이용하여 주사액을 엠플유리병으로부터 여과하여 실린더 내부로 흡입한 다음 여과수단을 분리하고 주사바늘을 다시 장착하여 사용하여야 하기 때문에 신속성과 안전성이 떨어지고 실린더 내부로 이물질이 유입될 오류가 발생될 소지가 있다는 문제도 있다.In addition, a syringe equipped with a conventional filtering means uses a filtering means to inject the injection liquid from the mipple glass bottle, suck it into the cylinder, and then remove the filtering means and reattach the injection needle. There is also a problem that there is a possibility that an error that the foreign matter flows into the interior may occur.
이에 본 발명은 상기와 같은 문제를 해결하기 위해 안출된 것으로,Accordingly, the present invention has been made to solve the above problems,
주사액을 수용하는 실린더몸체부와 플런저 및 주사바늘로 구성되는 주사기에 있어 여과수단을 구비함으로써 엠플병에 저장된 주사액을 여과하고 이를 상기 실린더몸체부에 내부에 수용하여 주사할 수 있도록 함으로써 주사액에 함유된 이물질을 완전히 제거해 주는 주사액 이물질 여과장치를 제공하는데 그 목적이 있다.In the syringe composed of a cylinder body portion containing the injection liquid and a plunger and a needle provided with a filtration means to filter the injection liquid stored in the nipple bottle and to contain it in the cylinder body portion to be injected therein An object of the present invention is to provide an injection liquid foreign matter filtering device that completely removes foreign substances.
본 발명의 다른 목적은 엠플병에 수용된 주사액을 여과수단을 통해 흡입하여 이물질을 필터링하는 동시에 여과된 주사액이 주사바늘을 통해 실린더몸체 내부로 유입되도록 한 후 바로 여과수단을 제거하여 주사할 수 있도록 함으로써 이물질이 실린더몸체부로 유입할 수 있는 오류를 사전에 차단함을 물론 신속하고도 안전하게 약물을 주입 하는데 있다.Another object of the present invention is to suck the injection solution contained in the muffle bottle through the filtering means to filter the foreign material at the same time the filtered injection solution to be introduced into the cylinder body through the injection needle so that the filter means can be removed immediately after injection In addition to blocking the error that foreign matter can enter the cylinder body in advance, and also to inject the drug quickly and safely.
본 발명의 또 다른 목적은 주사바늘을 가이드하여 삽설하는 여과부의 원통부에 보호수단을 설치하여 여과수단을 제거할 때 주사바늘이나 주사액을 흡입하는 니들부재에 찔리는 사고를 예방할 수 있도록 하여 안전성을 획기적으로 향상시키는데 있다.Another object of the present invention is to install a protective means in the cylindrical portion of the filtration section for guiding and inserting the needle to prevent accidental puncture of the needle or needle member inhaling the injection needle or the injection fluid when removing the filtration means To improve.
상기 목적을 달성하기 위한 본 발명은 주사액을 수용하는 실린더몸체부와 상기 실린더몸체부의 내부에 슬라이딩이 가능하도록 삽설되는 피스톤 및 상기 실린더몸체부의 선단부에 형성되는 목부에 삽설되면서 주사액을 주사하는 주사바늘과 이를 고정하여 상기 목부에 장착하는 허브로 된 주사부로 이루어지는 주사기의 주사부의 외부에서 끼워 주사액 이물질을 여과하는 주사기용 주사액 이물질 여과장치에 있어서,The present invention for achieving the above object is provided with a needle for injecting the injection liquid while being inserted into the cylinder body portion containing the injection liquid and the piston is inserted into the cylinder body portion so as to be slidable and the neck formed on the front end of the cylinder body portion; In the injection liquid foreign matter filtration device for a syringe for filtering the injection liquid foreign matter is inserted into the outside of the injection portion of the syringe consisting of an injection portion made of a hub to be mounted to the neck,
상기 주사부를 내부로 삽설하는 중공형의 원통부재와, 상기 원통부재의 단부에 연결되면서 그 내부에 주사액이 공급되는 통로부를 형성하되 상기 통로부의 후반부는 전반부보다 확장되도록 형성하여 상기 후반부에 상기 주사바늘이 삽입되는 실리콘과 주사액에 함유된 이물질을 걸러내는 필터및 이들 사이에 구비되어 이들을 지지하는 중공의 지지부싱으로 된 주사액 여과부를 포함하되, 상기 중공의 지지부싱은 유입된 주사액이 상기 주사바늘로 진행하기 전에 머무르는 공간으로 형성되는 것을 특징으로 한다.A hollow cylindrical member for inserting the injection portion therein, and a passage portion connected to an end of the cylindrical member to supply the injection liquid therein, wherein the latter portion of the passage portion is formed to extend from the first half portion so that the injection needle The injection filter comprises a filter for filtering the foreign matter contained in the silicone and the injection and the hollow support bushing provided therebetween to support them, wherein the hollow support bushing flows into the injection needle It is characterized by being formed as a space to stay before.
따라서 본 발명에 따른 주사기용 주사액 이물질 여과장치는 주사액을 수용하는 실린더몸체부와 플런저 및 주사바늘로 구성되는 주사기에 있어 여과수단을 구비함으로써 엠플병에 저장된 주사액을 여과하고 이를 상기 실린더몸체부에 내부에 수용하여 주사할 수 있도록 함으로써 주사액에 함유된 이물질을 완전하게 제거해 줄 수 있다.Therefore, the injection liquid foreign matter filtration device for a syringe according to the present invention includes a cylinder body for accommodating the injection liquid and a plunger and a needle comprising a filtration means to filter the injection liquid stored in the nipple bottle and to internalize the cylinder body part. It is possible to completely remove the foreign matter contained in the injection liquid by allowing it to be accommodated in the injection.
또한 본 발명은 엠플병에 수용된 주사액을 여과수단을 통해 흡입하여 이물질을 필터링하는 동시에 여과된 주사액이 주사바늘을 통해 실린더몸체 내부로 유입되도록 한 후 바로 여과수단을 제거하여 주사할 수 있도록 함으로써 이물질이 실린더몸체부로 유입할 수 있는 오류를 사전에 차단함을 물론 신속하고도 안전하게 약물을 주입 하는데 있다.In another aspect, the present invention by suctioning the injection solution contained in the muffle bottle through the filtering means to filter the foreign material at the same time to allow the filtered injection liquid to be introduced into the cylinder body through the injection needle immediately after removing the filtering means to be injected. In addition to blocking the errors that can be introduced into the cylinder body in advance to inject drugs quickly and safely.
또한 본 발명은 주사바늘을 가이드하여 삽설하는 여과부의 원통부에 보호수단을 설치하여 여과수단을 제거할 때 주사바늘이나 주사액을 흡입하는 니들부재 등에 찔리는 사고를 예방할 수 있어 안전성을 획기적으로 향상시키는 장점이 있다.In addition, the present invention is to install a protective means in the cylindrical portion of the filtration section to guide and insert the needle to prevent accidents to be stuck to the needle or needle member to suck the injection when removing the filtration means to significantly improve the safety There is this.
도 1은 본 발명에 따른 주사기용 주사액 이물질 여과장치가 주사기에 설치된 사시상태도이고,1 is a perspective view showing the injection liquid foreign matter filtration device for a syringe according to the present invention installed in a syringe,
도 2는 본 발명에 따른 주사기용 주사액 이물질 여과장치의 상태단면도이고,Figure 2 is a state cross-sectional view of the injection liquid foreign matter filtration device for a syringe according to the present invention,
도 3은 본 발명에 따른 주사기용 주사액 이물질 여과장치에 주사기가 설치된 상태단면도와 분리 상태단면도이고,3 is a cross-sectional view and a state in which the syringe is installed in the injection liquid foreign matter filtration device for a syringe according to the present invention,
도 4는 본 발명에 따른 주사기용 주사액 이물질 여과장치가 주사기에 설치된 분리 사시도이고,Figure 4 is an exploded perspective view of the injection liquid foreign matter filtration device for a syringe installed in the syringe,
도 4는 본 발명에 따른 주사기용 주사액 이물질 여과장치를 통해 주사액이 여과되면서 실린더몸체부로 흡이되는 주사액 여과 상태도이고,Figure 4 is an injection liquid filtration state diagram is sucked into the cylinder body portion while the injection liquid is filtered through the injection liquid foreign matter filtration device for a syringe according to the present invention,
도 5는 본 발명에 따른 주사기용 주사액 이물질 여과장치를 이용하여 주사액을 흡입하는 개략적인 상태도와 여과장치가 제거된 상태도이고,5 is a schematic state diagram of suctioning the injection liquid by using the injection liquid foreign matter filtration device for a syringe according to the present invention is a state diagram in which the filtration device is removed,
도 6은 본 발명에 따른 주사기용 주사액 이물질 여과장치의 보호구가 작동된 상태도이고,6 is a state in which the protective device of the injection liquid foreign matter filtration device for a syringe according to the present invention is operated,
도 7은 종래의 주사기에 대한 개략도이다.7 is a schematic diagram of a conventional syringe.
이하, 본 발명의 바람직한 실시 예를 첨부한 도면을 참조하여 당해 분야에서 통상의 지식을 가진 자가 용이하게 실시할 수 있도록 설명한다.Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described to be easily carried out by those of ordinary skill in the art.
본 발명에 따른 주사기용 주사액 이물질 여과장치(100)는 도 1 내지 도 4에 도시되어 있는 바와 같이,Injection liquid foreign matter filtering device 100 for a syringe according to the present invention, as shown in Figures 1 to 4,
주사액을 수용하는 실린더몸체부(101)와 상기 실린더몸체부(101)의 내부에 슬라이딩이 가능하도록 삽설되는 피스톤(102) 및 상기 실린더몸체부(101)의 선단부에 형성되는 목부(101a)에 삽설되면서 주사액을 주사하는 주사바늘(103a)과 이를 고정하여 상기 목부(101a)에 장착하는 허브(103b)로 된 주사부(103)로 이루어지는 주사기(104)의 상기 주사부(103)의 외부에서 끼워 주사액 이물질을 여과하는 주사기용 주사액 이물질 여과장치에 있어서,A cylinder body 101 for receiving an injection liquid, a piston 102 inserted into the cylinder body 101 so as to be slidable, and a neck portion 101a formed at the tip of the cylinder body 101. While the injection needle 103a for injecting the injection liquid and the injection portion 103 made up of the injection portion 103 of the hub 103b for fixing and fixing it to the neck portion 101a is inserted into the outer portion of the injection portion 103 In the injection liquid foreign material filtration device for a syringe for filtering the injection liquid foreign matter,
상기 주사기(104)를 내부로 삽설하는 중공형의 원통부재(110)와,A hollow cylindrical member 110 for inserting the syringe 104 therein;
상기 원통부재(110)의 단부에 연결되면서 그 내부에 주사액이 공급되는 통로부(121)를 형성하되 상기 통로부(121)의 후반부는 전반부보다 확장되도록 형성하여 상기 후반부에 상기 주사바늘(103a)이 삽입되는 실리콘(122)과 주사액에 함유된 이물질을 걸러내는 필터(123) 및 이들 사이에 구비되어 이들을 지지하는 중공의 지지부싱(124)으로 된 주사액 여과부(120),The passage part 121 is connected to the end of the cylindrical member 110 and the injection liquid is supplied therein, but the second half of the passage part 121 is formed to extend from the first half to the second half of the injection needle 103a. The injection liquid filtration unit 120 including the silicon 122 to be inserted and a filter 123 for filtering foreign substances contained in the injection liquid and a hollow support bushing 124 provided therebetween to support them.
상기 주사액 여과부(120)의 단부에 삽설되어 엠플병(B)에 저장된 주사액을 흡입하는 니들(131)과 이를 장착하는 니들허브(132)로 된 주사액 흡입부(130)를 포함하여 구성된다.The injection solution filtration unit 120 is inserted into the end of the injection liquid suction part 130 of the needle 131 and the needle hub 132 for mounting the needle 131 to suck the injection liquid stored in the bottle (B) is configured.
여기서 상기 주사바늘(103a)이 장착된 상기 허브(103b)를 상기 실린더몸체부(101)의 선단부에 형성되는 상기 목부(101a)에 삽설하고 상기 피스톤(102)을 상기 실린더몸체부(101)의 내부에 삽설하게 되면 상기 주사기(104)가 완성된다.Here, the hub 103b on which the injection needle 103a is mounted is inserted into the neck portion 101a formed at the front end of the cylinder body portion 101, and the piston 102 of the cylinder body portion 101 is inserted. When inserted therein, the syringe 104 is completed.
그리고 본 발명은 상기 주사기(104)를 구성하는 상기 주사부(103)에 삽설하여 사용하는 것으로, 상기 주사부(103)를 상기 원통부재(110)에 삽입 설치하게 되면 상기 주사바늘(103a)은 그 단부가 상기 실리콘(122)을 통과하여 상기 지지부싱(124)의 내부 공간부에 위치하게 된다.And the present invention is to insert and use in the injection section 103 constituting the syringe 104, when the injection section 103 is inserted into the cylindrical member 110, the injection needle (103a) An end thereof passes through the silicon 122 and is positioned in an inner space of the support bushing 124.
또한 상기 중공의 지지부싱(124) 내부에 형성되는 통로 공간부는 유입된 주사액이 상기 주사바늘(103a)로 진행하기 전에 머무르는 기능을 하게 된다.In addition, the passage space portion formed inside the hollow support bushing 124 may function to stay before the injected injection liquid proceeds to the needle 103a.
그리고 상기 주사액 여과부(120)의 단부에는 상기 주사액 흡입부(130)가 설치 구비되어 있다.In addition, the injection liquid suction part 130 is provided at an end portion of the injection liquid filtering part 120.
여기서 상기 실리콘(122)은 그 특성상 찢어지면서 상기 주사바늘(103a)이 통과될 수 있어 주사바늘(103a)의 구성을 막는 일은 없게 된다.In this case, the silicon 122 is torn due to its characteristics, and the needle 103a can pass therethrough, thereby preventing the configuration of the needle 103a.
또한 상기 실리콘(122)은 상기 중공의 지지부싱(124)의 단부를 가이드하여 결합을 용이하게 할 수 있도록 일면에 가이드돌출부를 두는 것이 바람직하다.In addition, the silicon 122 is preferably provided with a guide protrusion on one surface so as to guide the end of the hollow support bushing 124 to facilitate the coupling.
이와 같은 상태에서, 상기 엠플병의 단부를 파괴한 후 상기 주사액 흡입부(130)에 구비되는 상기 니들(131)을 상기 엠플병 내부 저장된 주사액에 담궈 상기 피스톤(102)를 후방으로 당겨주면 주사액이 상기 니들(131)의 내부를 통해 흡입되게 되고, 이어 상기 필터(123)를 거치면서 주사액에 함유된 이물질(엠플병을 파괴하면서 생성되는 유리가루 등)을 여과시키게 된다.In such a state, after destroying the end of the muffle bottle, the needle 131 provided in the injection liquid suction part 130 is immersed in the injection liquid stored in the muffle bottle and pulls the piston 102 to the rear, the injection liquid is The needle 131 is suctioned through the inside of the needle 131, and then, while passing through the filter 123, foreign substances (such as glass powder generated while destroying the nipple bottle) contained in the injection liquid are filtered.
이와 같이 여과된 주사액은 상기 주사바늘(103a)을 통해 상기 실린더몸체부(101)의 내부로 흡입되어 수용된다.The filtered injection liquid is sucked into the cylinder body 101 through the injection needle 103a and accommodated therein.
이와 같은 상태에서 상기 주사부(103)에 삽설되는 상기 원통부재(110)을 탈거하게 되면 상기 필터(123)를 거치면서 여과된 주사액을 상기 주사바늘(103a)을 통해 주사할 수가 있게 된다.When the cylindrical member 110 inserted into the injection unit 103 is removed in such a state, the injection liquid filtered while passing through the filter 123 can be injected through the injection needle 103a.
따라서 여과된 주사액을 신속하면서도 안전하게 주사할 수가 있게 된다.Therefore, the filtered injection solution can be injected quickly and safely.
또한 실린더몸체부에서 여과수단을 제거하고 다시 주사바늘을 삽설하여 사용하는 구성의 경우에 비해 이물질이 유입될 오류가 획기적으로 줄어들 수 있게 된다.In addition, compared to the case in which the filter means is removed from the cylinder body and the needle is inserted again, the error of introducing foreign substances can be significantly reduced.
그리고 본 발명은 상기 원통부재(110)의 외부면에 이를 보호하면서 상기 주사기(104)의 탈거를 용이하게 하는 삿갓형상의 방사형 보호구(140)가 더 설치되어 있다.And the present invention is provided on the outer surface of the cylindrical member 110 is provided with a hat-shaped radial protector 140 to facilitate the removal of the syringe 104.
따라서 상기 주사부(103)로부터 상기 원통부재(110)를 탈거할 때에 상기 원통부재(110)에 구비된 상기 방사형 보호구(140)가 손이나 팔 등을 보호해 줄 수 있어, 상기 주사바늘(103a)로 인해 손이나 팔 등이 찔리는 안전사고를 미연에 방지할 수 있게 된다.Accordingly, when the cylindrical member 110 is removed from the scanning unit 103, the radial protective tool 140 provided in the cylindrical member 110 may protect a hand or an arm, and thus, the injection needle 103a ), You can prevent the accident of being stuck in your hand or arm.
여기서 상기 방사형 보호구(140)는 상기 원통부재(110)의 외부면에 빡빡하게 삽설되어 상기 원통부재(110)의 외부면을 따라 슬라이딩이 가능하도록 설치 구비되는 것이 바람직하다.Here, the radial protective device 140 is preferably installed on the outer surface of the cylindrical member 110 so as to slide along the outer surface of the cylindrical member 110.
즉, 상기 방사형 보호구(140)는 상기 원통부재(110)의 외부면 일측에 형성된 단턱부에 1차적으로 끼워 고정되도록 설치하되, 외력을 가하게 되면 상기 단턱부에서 이탈되면서 상기 원통부재(110)의 외부면을 따라 슬라이딩이 가능하도록 구비된다. That is, the radial protective device 140 is installed so as to be primarily fitted into the stepped portion formed on one side of the outer surface of the cylindrical member 110, when the external force is applied is separated from the stepped portion of the cylindrical member 110 It is provided to slide along the outer surface.
이와 같은 상기 원통부재(110)는 일측 후방부측에 상기 단턱부가 형성되되 그 외경은 상기 단턱부로 갈수록 점차 커지고, 상기 방사형 보호구(140)는 상기 원통부재(110)에 형성된 상기 단턱부에 1차 거치되되 상기 단턱부에서 다소 빡빡하게 압입되도록 상기 원통부재(110)의 외부면과 강하게 결합되도록 한다.The cylindrical member 110 is the stepped portion is formed on one side of the rear portion, the outer diameter is gradually increased toward the stepped portion, the radial protective member 140 is first mounted on the stepped portion formed in the cylindrical member 110 But it is to be strongly coupled to the outer surface of the cylindrical member 110 to be pressed in somewhat tightly from the stepped portion.
그러면 상기 방사형 보호구(140)는 외력에 의해 상기 단턱부 전방으로 슬라이딩될 수 있게 된다. 이러한 구성은 상기 방사형 보호구(140)가 약간의 탄성적 성능을 갖는 재질로 제조함으로써 가능하다.Then, the radial protective device 140 is able to slide forward of the stepped portion by an external force. This configuration is possible because the radial protective device 140 is made of a material having some elastic performance.
또한 상기 원통부재(110)의 외부면에는 슬라이딩하여 상기 주사액 흡입부(130)을 내삽할 수 있도록 하는 슬라이딩원통보호구(150)가 설치 구비되어 있다.In addition, the outer surface of the cylindrical member 110 is provided with a sliding cylindrical protective device 150 for sliding the insertion of the injection liquid inlet 130.
즉, 상기 슬라이딩원통보호구(150)는 그 일단부가 상기 방사형 보호구(140)에 밀착하여 원통부재(110)의 외부면에 삽설되어 있어 상기 방사형 보호구(140)를 슬라이딩하게 되면 함께 슬라이딩이 가능하게 된다. 그러나 상기 슬라이딩원통보호구(150)만 슬라이딩시킬 수도 있다.That is, the one end of the sliding cylindrical protector 150 is inserted in the outer surface of the cylindrical member 110 in close contact with the radial protective member 140, so that the sliding together with the radial protective member 140 is possible to slide together. . However, it is also possible to slide only the sliding cylindrical protective equipment 150.
따라서 상기 슬라이딩원통보호구(150)를 하부측으로 슬라이딩하여 주게 되면 상기 주사액 흡입부(130)가 상기 슬라이딩원통보호구(150)의 내측으로 수용(내삽)되어 상기 니들(131)에 의해 손이나 팔 등이 찔리는 안전사고를 미연에 방지할 수 있게 된다.Accordingly, when the sliding cylindrical protective gear 150 is slid to the lower side, the injection liquid suction unit 130 is accommodated (interpolated) inside the sliding cylindrical protective tool 150 to allow the hand or the arm to be moved by the needle 131. Safety accidents can be prevented in advance.
그리고 상기 원통부재(110)의 내부 공간부는 그 단부로 갈수록 점점 좁아지는 구조로 형성되는 것이 바람직하다. 이는 주사바늘을 용이하게 가이드할 수 있기 때문이다.In addition, the inner space portion of the cylindrical member 110 is preferably formed in a structure that becomes narrower toward the end. This is because the needle can be easily guided.
이러한 구성에 따라 본 발명의 상기 원통부재(110)의 중공형 내부는 상기 허브(103b)가 삽입되는 부분의 직경이 상기 주사액 여과부(120)와 결합되는 부분의 직경보다 크게 형성된다.According to this configuration, the hollow inside of the cylindrical member 110 of the present invention has a diameter of a portion into which the hub 103b is inserted is formed to be larger than a diameter of a portion combined with the injection liquid filter 120.
또한 상기 원통부재(110)의 내측 입구부측에는 상기 주사바늘(103a)이 고정되는 상기 허브(103b)를 지지하는 지지턱이 형성 구비되어 있다.In addition, a support jaw for supporting the hub 103b to which the injection needle 103a is fixed is provided at the inner inlet portion side of the cylindrical member 110.
한편, 도 5(a)에는 본 발명의 주사기용 주사액 이물질 여과장치를 이용하여 주사액을 필터링하면서 실린더몸체부 내부로 흡입하는 개략적인 상태가 도시되어 있고, 도 5(b)에서는 본 발명의 여과장치가 주사기(104)에서 탈거된 상태가 도시되어 있다.On the other hand, Figure 5 (a) is shown a schematic state of inhaling the inside of the cylinder body portion while filtering the injection liquid using the injection liquid foreign matter filtration device for syringe of the present invention, Figure 5 (b) is the filtration device of the present invention Is removed from the syringe 104.
또한 도 6에서는 본 발명에 따른 주사기용 주사액 이물질 여과장치에 구비된 상기 슬라이딩원통보호구(150)가 상기 주시액 흡입부(130)로 슬라이딩하여 여과장치를 안전하게 탈거할 수 있도록 하는 작동상태가 도시되어 있다.In addition, in Figure 6 is shown an operating state that the sliding cylindrical protective equipment 150 provided in the injection liquid foreign matter filtration device for a syringe according to the present invention by sliding to the main liquid suction unit 130 to safely remove the filtration device. have.
이상과 같이 본 발명에 따른 주사기용 주사액 이물질 여과장치는 실린더몸체부와 플런저 및 주사바늘로 구성되는 주사기에 있어, 상기 주사바늘을 삽설하는 중공의 원통부와, 상기 원통부의 단부에 연결되면서 주사바늘이 삽입되는 실리콘과 이물질을 걸러내는 필터 및 이들 사이에 구비되는 중공의 지지부싱으로 된 주사액 여과부, 및 주사액 여과부에 구비되어 엠플병 내의 주사액을 흡입하는 니들부재로 구성되어, 플런저를 당겨 주사액을 여과부를 통해 이물질을 여과하는 동시에 여과된 주사액이 주사바늘을 통해 실린더몸체부 내부로 유입하도록 한 후 상기 원통부를 탈거함으로써 여과된 주사액을 신속하고 안전하게 주사할 수 있게 된다.Injection foreign matter filtering device for a syringe according to the present invention as described above in the syringe consisting of a cylinder body portion, a plunger and a needle, the hollow cylindrical portion for inserting the needle, and the needle while being connected to the end of the cylindrical portion It is composed of an injection liquid filtration unit comprising a filter for filtering out the inserted silicone and foreign matter, and a hollow support bushing provided therebetween, and a needle member provided on the injection liquid filtration unit to suck the injection liquid in the muffle bottle, and pull the plunger to inject the injection liquid. While filtering the foreign matter through the filtration unit to allow the filtered injection solution to flow into the cylinder body through the needle and then remove the cylindrical portion to be able to quickly and safely inject the filtered injection solution.
[부호의 설명][Description of the code]
100:주사기용 주사액 이물질 여과장치100: syringe injection foreign material filtration device
101:실린더몸체부 101a:목부 102:피스톤 103:주사부  101: cylinder body portion 101a: neck 102: piston 103: injection part
103a:주사바늘 103b:허브 104:주사기  103a: needle 103b: hub 104: syringe
110:원통부재110: cylindrical member
120:주사액 여과부120: injection liquid filtration unit
121:통로부 122:실리콘 123:필터 124:지지부싱  121: passage portion 122: silicon 123: filter 124: support bushing
130:주사액 흡입부130: injection liquid suction unit
131:니들 132:니들허브  131: needle 132: needle hub
140:방사형보호구 150:슬라이딩원통보호구140: radial protection 150: sliding cylinder protection

Claims (6)

  1. 주사액을 수용하는 실린더몸체부와 상기 실린더몸체부의 내부에 슬라이딩이 가능하도록 삽설되는 피스톤 및 상기 실린더몸체부의 선단부에 형성되는 목부에 삽설되면서 주사액을 주사하는 주사바늘과 이를 고정하여 상기 목부에 장착하는 허브로 된 주사부로 이루어지는 주사기의 주사부의 외부에서 끼워 주사액 이물질을 여과하는 주사기용 주사액 이물질 여과장치에 있어서,A cylinder inserted in the cylinder body portion for receiving the injection liquid and a piston inserted to be slidable inside the cylinder body portion and a neck portion formed at the distal end portion of the cylinder body portion, and a needle for injecting the injection liquid and a hub fixed thereto and mounted on the neck portion An injection liquid foreign material filtration device for a syringe which filters an injection liquid foreign matter by inserting it from the outside of an injection unit of a syringe consisting of a injection unit,
    상기 주사부를 내부로 삽설하는 중공형의 원통부재와,A hollow cylindrical member for inserting the injection part therein;
    상기 원통부재의 단부에 연결되면서 그 내부에 주사액이 공급되는 통로부를 형성하되 상기 통로부의 후반부는 전반부보다 확장되도록 형성하여 상기 후반부에 상기 주사바늘이 삽입되는 실리콘과 주사액에 함유된 이물질을 걸러내는 필터및 이들 사이에 구비되어 이들을 지지하는 중공의 지지부싱으로 된 주사액 여과부를 포함하되,The filter is connected to the end of the cylindrical member to form a passage portion through which the injection liquid is supplied, but the latter half of the passage portion is formed to extend from the first half portion to filter the silicon and the foreign matter contained in the injection liquid into the second half portion. And an injection liquid filtration unit provided between the hollow support bushings for supporting them,
    상기 중공의 지지부싱은 유입된 주사액이 상기 주사바늘로 진행하기 전에 머무르는 공간인 주사기용 주사액 이물질 여과장치.The hollow support bushing is an injection liquid foreign matter filtering device for a syringe which is a space where the injected injection liquid stays before proceeding to the needle.
  2. 제1항에 있어서,The method of claim 1,
    상기 원통부재의 외부면에는 삿갓형상의 방사형 보호구가 더 설치되는 주사기용 주사액 이물질 여과장치.Injection liquid foreign matter filtering device for a syringe is further provided with a hat-shaped radial protection on the outer surface of the cylindrical member.
  3. 제2항에 있어서,The method of claim 2,
    상기 원통부재는 일측 후방부측에 단턱부가 형성되되 그 외경은 상기 단턱부로 갈수록 점차 커지고, 상기 방사형 보호구는 상기 원통부재에 형성된 상기 단턱부에 1차 거치되되 상기 단턱부에서 압입되도록 상기 원통부재의 외부면과 강하게 결합되어 외력에 의해 상기 단턱부의 전방으로 슬라이딩되는 주사기용 주사액 이물질 여과장치.The cylindrical member is formed with a stepped portion on one side of the rear portion, the outer diameter thereof is gradually increased toward the stepped portion, and the radial protector is first mounted on the stepped portion formed in the cylindrical member, but the outside of the cylindrical member is pressed in the stepped portion. Injection liquid foreign matter filtration device for a syringe that is strongly coupled to the surface and slides forward of the stepped portion by an external force.
  4. 제3항에 있어서,The method of claim 3,
    상기 주사액 여과부의 단부에 삽설되어 엠플병에 저장된 주사액을 흡입하는 니들과 이를 장착하는 니들허브로 된 주사액 흡입부를 더 포함하여 구성되는 주사기용 주사액 이물질 여과장치.And an injection liquid suction unit comprising a needle inserted into an end portion of the injection liquid filtering unit and sucking the injection liquid stored in the nipple bottle, and a needle hub for mounting the needle.
  5. 제4항에 있어서,The method of claim 4, wherein
    상기 원통부재의 외부면에는 슬라이딩하여 상기 주사액 흡입부를 내삽할 수 있도록 하는 슬라이딩원통보호구가 더 설치 구비되는 주사기용 주사액 이물질 여과장치.Injection fluid foreign matter filtration device for a syringe further provided with a sliding cylinder protector for sliding the outer surface of the cylindrical member to interpolate the injection liquid suction.
  6. 제1항에 있어서,The method of claim 1,
    상기 원통부재의 중공형의 내부는 상기 허브가 삽입되는 부분의 직경이 상기 주사액 여과부와 결합되는 부분의 직경보다 큰 주사기용 주사액 이물질 여과장치.The inside of the hollow of the cylindrical member is the injection liquid foreign material filtering device for a syringe having a diameter larger than the diameter of the portion where the hub is inserted and the injection liquid filtering portion.
PCT/KR2017/004442 2016-05-10 2017-04-26 Device for filtering out foreign material from syringe injection solution WO2017196009A1 (en)

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KR101707884B1 (en) * 2016-05-10 2017-02-17 (주)에프에이 An Injection Filter
KR101993918B1 (en) 2017-07-31 2019-06-27 주식회사 메이플테크 Syringe equipped with debris filter

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JPH09299483A (en) * 1996-05-09 1997-11-25 Hisatoshi Suminoe Injection needle with sliding cover
US20060036216A1 (en) * 2001-10-15 2006-02-16 Compagnie Plastic Omnium Safety device for a syringe
KR101243396B1 (en) * 2012-10-22 2013-03-13 김영환 Filter cap for syringe
KR20130109309A (en) * 2012-03-27 2013-10-08 장진영 Filter needle for disposable syringe with separable filter-head
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KR20050108169A (en) 2004-05-11 2005-11-16 서유미 Filter structure and manufacturing method of once injector
KR100981586B1 (en) 2008-07-28 2010-09-10 강강구 Safety Filter Tip For A Syringe
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JPH09299483A (en) * 1996-05-09 1997-11-25 Hisatoshi Suminoe Injection needle with sliding cover
US20060036216A1 (en) * 2001-10-15 2006-02-16 Compagnie Plastic Omnium Safety device for a syringe
KR20130109309A (en) * 2012-03-27 2013-10-08 장진영 Filter needle for disposable syringe with separable filter-head
KR101243396B1 (en) * 2012-10-22 2013-03-13 김영환 Filter cap for syringe
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KR101707884B1 (en) * 2016-05-10 2017-02-17 (주)에프에이 An Injection Filter

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