[go: up one dir, main page]

WO2016111400A1 - Seringue comprenant un filtre - Google Patents

Seringue comprenant un filtre Download PDF

Info

Publication number
WO2016111400A1
WO2016111400A1 PCT/KR2015/000263 KR2015000263W WO2016111400A1 WO 2016111400 A1 WO2016111400 A1 WO 2016111400A1 KR 2015000263 W KR2015000263 W KR 2015000263W WO 2016111400 A1 WO2016111400 A1 WO 2016111400A1
Authority
WO
WIPO (PCT)
Prior art keywords
membrane
flow path
filter
injection
flow
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2015/000263
Other languages
English (en)
Korean (ko)
Inventor
강대원
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MS DEVICE Co Ltd
Original Assignee
MS DEVICE Co Ltd
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 MS DEVICE Co Ltd filed Critical MS DEVICE Co Ltd
Priority to PCT/KR2015/000263 priority Critical patent/WO2016111400A1/fr
Priority to KR1020150014314A priority patent/KR101521884B1/ko
Publication of WO2016111400A1 publication Critical patent/WO2016111400A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

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
    • A61M5/178—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
    • A61M5/165—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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/75—General characteristics of the apparatus with filters

Definitions

  • the present invention relates to a syringe provided with a filter that can filter foreign matter in the injection solution.
  • the syringe is composed of a cylindrical cylinder in which the injection needle is coupled to the front end to receive the injection liquid, and a plunger provided to allow the back and forth movement in the cylinder.Injection is injected into or discharged from the cylinder as the plunger moves forward or backward. The injection is then injected into the patient.
  • foreign substances mixed into the injection liquid may be added together in the process of injecting the injection liquid to the patient by using a syringe, and the foreign substances may be mixed into the injection liquid itself or scattered in the injection liquid during the opening of the ampoule containing the injection liquid. And may be incorporated into the glass particles.
  • a filter syringe capable of filtration of the foreign matter upon injection of the injection solution.
  • Korean Patent No. 10-1178986 (published date: 2012.08.31) and US Patent Publication No. 2001/0007062 (published date: 2001.07.05) filter foreign substances in the injection solution and can be injected into the patient.
  • a syringe provided with a filter is disclosed.
  • Such a prior art filter syringe has a disadvantage in that it is disadvantageous in manufacturing and has a high manufacturing cost because it is composed of a plurality of components having a complicated structure for filtering foreign substances in the injection liquid, and also has a narrow flow path structure through which the injection liquid flows. There is a disadvantage that the flow is not made smoothly.
  • the present invention is to solve the problems of the prior art, to provide a filter syringe that is discharged by filtering the foreign matter of the injection liquid.
  • a filter syringe includes a cylinder having a chamber in which an injection liquid is received; A plunger provided in the cylinder to enable back and forth motion; And a filter unit provided in the cylinder to filter and discharge the foreign matter of the injection liquid, the filter unit comprising: a body portion having a first flow passage and a second flow passage formed in parallel; A filter provided in any one of the first channel and the second channel; A first membrane to selectively block the first flow path according to the flow of the injection liquid, a second membrane to selectively block the second flow path according to the flow of the injection fluid, and the first flow path or the second flow path It includes; valve body having a stem inserted to connect the first membrane and the second membrane.
  • the cross-sectional areas of the first channel and the second channel are different from each other.
  • any one of the first channel and the second channel is a slot of a long hole, and the other is a semicircle.
  • the first membrane and the second membrane are in surface contact with the body portion to cover the openings of the first flow path and the second flow path formed in the body part.
  • the filter syringe of the present invention includes a filter unit which filters and discharges foreign substances of the injection liquid into a cylinder in which the injection liquid is received, the filter unit comprising: a body portion having two flow paths formed therethrough; A filter provided in any one of two flow paths; Including a pair of membranes are provided to selectively block the first flow path and the second flow path according to the flow of the injection liquid, it is easy to manufacture and lower the manufacturing cost by minimizing the components compared to the conventional.
  • FIG. 1 is an exploded perspective view of a filter syringe of the present invention
  • FIG. 3 is a front view of a valve body in the filter syringe of the present invention.
  • Figure 4 (a) (b) is a view for explaining the operation example of the filter syringe of the present invention.
  • first and / or second in the present invention may be used to describe various components, but the components are not limited to the terms.
  • the above terms are for the purpose of distinguishing one component from other components only, for example, within the scope not departing from the scope of the right according to the concept of the present invention, the first component may be called a second component, Similarly, the second component may also be referred to as the first component.
  • the filter syringe of the present invention includes a cylinder 110 in which a chamber 111a in which an injection liquid is accommodated is formed; A plunger (not shown) provided in the cylinder 110 so as to be movable back and forth; It is provided in the cylinder 110 includes a filter unit 200 to filter and discharge the foreign matter of the injection.
  • the cylinder 110 is provided with a chamber 111a in which the injection liquid is contained, and the injection liquid is introduced into or discharged into the chamber 111a by the operation of the plunger which is assembled with the cylinder 110 so as to be movable forward and backward.
  • One end of the cylinder 111 is provided with a neck portion 112 extending with a smaller diameter, the injection needle is assembled to the neck portion 112.
  • the injection needle 121 is provided at the rear end with a needle holder 122 which is fitted with the neck 112 and is assembled with the neck 112.
  • the cylinder is provided with a filter unit 130 which filters and discharges foreign substances of the injection liquid, and the filter unit 130 is characterized in that the filtration is performed while selectively flowing in accordance with the flow direction of the injection liquid.
  • the filter unit 200 may include a body 210 having a first passage 211 and a second passage 212 penetrated therethrough, a filter 220 provided at the second passage 212, and a first passage ( The first membrane 231 to block 211, the second membrane 232 to block the second flow path 212, and the first membrane 231 and the first position to be inserted into the first flow path 211. And a valve body 230 having a stem 233 connecting the two membranes 232.
  • the filter unit 200 is provided inside the cylinder 110, and preferably provided in the neck portion 112. In the present embodiment, the filter unit 200 is provided in the neck portion 112, wherein the body portion 210 has a size that can be pressed and fixed in the neck portion 112.
  • the body portion 210 has two first flow passages 211 and a second flow passage 212 formed therethrough, wherein the first flow passage 211 and the second flow passage 212 correspond to the inlet and outlet of the injection liquid. .
  • the first passage 211 and the second passage 212 as the inlet and outlet of the injection solution in the present invention is not used in an absolute sense, but in the present embodiment, the first passage 211 is used as an inlet of the injection solution. It only illustrates use. Meanwhile, in this embodiment, the inflow and outflow of the injection liquid is based on the cylinder. Therefore, the inflow of the injection liquid means that the injection liquid flows into the cylinder, and the discharge of the injection liquid is used to mean that the injection liquid flows out of the cylinder. .
  • the first flow passage 211 and the second flow passage 212 are different from each other, in particular, the cross-sectional area of the second flow passage 212, which is an outlet of the injection liquid, is provided larger than the first flow passage 211.
  • the first membrane 231 and the second membrane 232 are in close contact with both sides of the body portion 210 to block the first flow passage 211 and the second flow passage 212, and the injection solution flows in the inflow direction. If only the first passage 211 is opened in the blocked state and the flow is generated in the outflow direction, only the second passage 212 is opened in the blocked state. .
  • the first membrane 231 and the second membrane 232 are connected by a stem 233 inserted into the first flow passage 211.
  • the valve body 230 including the first membrane 231, the second membrane 232, and the stem 233 is integrally manufactured by a silicone rubber, and a soft material having a predetermined elasticity may be used in addition to the silicone rubber. .
  • FIG 3 is a front view of the valve body viewed from the second membrane in the filter syringe of the present invention, wherein the first membrane 231 and the second membrane 232 are respectively greater than the first channel 211 and the second channel 212. It has a large area and covers each flow path, and the stem 233 connecting the first membrane 231 and the second membrane 232 is inserted and positioned in the first flow path 211.
  • the first passage 211 is a slot that is long in the transverse direction
  • the second passage 212 has a semicircular shape.
  • the stem 233 inserted and positioned in the first passage 211 has a circular cross section and is eccentrically inserted into the first passage 211 so that the stem 233 does not block the entire first passage 211. Provide an idle space for the injection to flow.
  • the first membrane 231 and the second membrane 232 block the first flow passage 211 and the second flow passage 212, respectively.
  • the first passage 211 may be opened, and the second membrane 232 may be in the longitudinal direction.
  • the opening of the second flow passage 212 may be made.
  • 4 (a) and 4 (b) are diagrams for explaining an operation example of the filter syringe of the present invention.
  • the first membrane 231 opens in the body portion 210 and the first flow path 211 opens.
  • the injection solution is introduced into the cylinder, and the second flow path is blocked by the second membrane 232.

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

La présente invention concerne une seringue ayant un filtre capable de filtrer des substances étrangères dans une injection, la seringue comprenant une unité de filtre prévue dans un cylindre de manière à filtrer des substances étrangères dans une injection et à les décharger, le cylindre comprenant une chambre pour recevoir une injection et ayant un piston assemblé à celle-ci, le mouvement vers l'avant et vers l'arrière du piston introduisant ou déchargeant l'injection, l'unité de filtre comprenant : une partie corps à travers laquelle passent les deux voies d'écoulement ; un filtre prévu dans l'une des deux voies d'écoulement ; et une paire de membranes prévues pour bloquer sélectivement les première et seconde voies d'écoulement en fonction du débit de l'injection.
PCT/KR2015/000263 2015-01-09 2015-01-09 Seringue comprenant un filtre Ceased WO2016111400A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/KR2015/000263 WO2016111400A1 (fr) 2015-01-09 2015-01-09 Seringue comprenant un filtre
KR1020150014314A KR101521884B1 (ko) 2015-01-09 2015-01-29 필터 주사기

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2015/000263 WO2016111400A1 (fr) 2015-01-09 2015-01-09 Seringue comprenant un filtre

Publications (1)

Publication Number Publication Date
WO2016111400A1 true WO2016111400A1 (fr) 2016-07-14

Family

ID=53395165

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2015/000263 Ceased WO2016111400A1 (fr) 2015-01-09 2015-01-09 Seringue comprenant un filtre

Country Status (2)

Country Link
KR (1) KR101521884B1 (fr)
WO (1) WO2016111400A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110404136A (zh) * 2018-04-27 2019-11-05 贝克顿·迪金森公司 输送装置以及一种将胰岛素制剂引入给患者的方法
EP4279101A1 (fr) * 2022-05-16 2023-11-22 Medtronic MiniMed, Inc. Dispositif de transfert et de conditionnement de liquide de perfusion

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101596941B1 (ko) * 2015-08-24 2016-03-07 (주)상아프론테크 주사기용 필터 구조체 및 이를 구비한 주사기
KR101728963B1 (ko) 2015-10-16 2017-04-20 박은정 의료용 카테터

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101165946B1 (ko) * 2012-04-13 2012-07-18 (주)상아프론테크 주사기용 필터부재
KR101178986B1 (ko) * 2012-05-24 2012-08-31 주식회사 티에이치엠코리아 주사기용 안전 필터 및 이를 구비하는 주사기
KR20120114742A (ko) * 2011-04-08 2012-10-17 주식회사 쟈마트 필터니들
KR101419839B1 (ko) * 2013-12-16 2014-07-15 송태섭 주사기용 필터 유닛 및 이를 포함하는 주사기
KR101448856B1 (ko) * 2014-05-15 2014-10-13 송태섭 주사기용 필터 조립체

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120114742A (ko) * 2011-04-08 2012-10-17 주식회사 쟈마트 필터니들
KR101165946B1 (ko) * 2012-04-13 2012-07-18 (주)상아프론테크 주사기용 필터부재
KR101178986B1 (ko) * 2012-05-24 2012-08-31 주식회사 티에이치엠코리아 주사기용 안전 필터 및 이를 구비하는 주사기
KR101419839B1 (ko) * 2013-12-16 2014-07-15 송태섭 주사기용 필터 유닛 및 이를 포함하는 주사기
KR101448856B1 (ko) * 2014-05-15 2014-10-13 송태섭 주사기용 필터 조립체

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110404136A (zh) * 2018-04-27 2019-11-05 贝克顿·迪金森公司 输送装置以及一种将胰岛素制剂引入给患者的方法
CN110404136B (zh) * 2018-04-27 2024-01-09 贝克顿·迪金森公司 输送装置以及一种将胰岛素制剂引入给患者的方法
EP4279101A1 (fr) * 2022-05-16 2023-11-22 Medtronic MiniMed, Inc. Dispositif de transfert et de conditionnement de liquide de perfusion
US12491314B2 (en) 2022-05-16 2025-12-09 Medtronic Minimed, Inc. Device for transferring and conditioning infusion liquid and related technology

Also Published As

Publication number Publication date
KR101521884B1 (ko) 2015-05-28

Similar Documents

Publication Publication Date Title
CN113840906B (zh) 用于在将有效载荷递送至细胞中的系统中使用的试剂盒
WO2016111400A1 (fr) Seringue comprenant un filtre
KR101134279B1 (ko) 필터장치 및 이를 구비한 주사액 주입장치
WO2015037832A1 (fr) Dispositif capillaire comprenant un filtre interne et dispositif d'injection de fluide le comprenant
SE461765B (sv) Anordning foer frisaettning av substans
CN111602060A (zh) 利用提取盒的核酸提取方法
WO2015145793A1 (fr) Appareil de capture de cellules, dispositif de capture de cellules fourni avec une partie de pré-traitement, et partie de pré-traitement
WO2015012432A1 (fr) Dispositif de filtre de type raccord pour seringue, seringue en étant dotée, et procédé de fabrication d'un dispositif de filtre de type raccord
JP2021521927A (ja) 輸液ライン用フィルタ
US20120216601A1 (en) Microfluidic devices for analyzing cell motility
RU2020113355A (ru) Соединительный узел и способы использования
WO2018236160A1 (fr) Ensemble filtre de fluide intraveineux
EP3048163B1 (fr) Dispositif et procédé de filtration de particules
KR100893365B1 (ko) 주사액 주입장치의 말단접속구, 필터장치 및 이를 포함하는 주사액 주입장치
CN112358945B (zh) 微流控芯片、细胞筛选系统与控制方法
KR100902784B1 (ko) 필터장치 및 이를 구비한 주사액 주입장치
JP7499542B1 (ja) 気泡除去機構
KR20170066512A (ko) 세포 포착 디바이스
WO2015102218A1 (fr) Aiguille filtrante
EP3839498B1 (fr) Colonne de chromatographie liquide
KR102157623B1 (ko) 공기 필터 장치 및 이를 포함하는 약액 주입 장치
KR20200043840A (ko) 3중 필터 주사기 구조
KR20190038126A (ko) 3중 여과 필터 주사기
TWI671397B (zh) 粒線體萃取裝置
GB2493965A (en) Hematoxylin/eosin staining of circulating tumour cells in a microfluidic device

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15877121

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 15877121

Country of ref document: EP

Kind code of ref document: A1