WO2020091117A1 - Structure d'aiguille d'injection comportant de multiples trous de décharge - Google Patents

Structure d'aiguille d'injection comportant de multiples trous de décharge Download PDF

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Publication number
WO2020091117A1
WO2020091117A1 PCT/KR2018/013218 KR2018013218W WO2020091117A1 WO 2020091117 A1 WO2020091117 A1 WO 2020091117A1 KR 2018013218 W KR2018013218 W KR 2018013218W WO 2020091117 A1 WO2020091117 A1 WO 2020091117A1
Authority
WO
WIPO (PCT)
Prior art keywords
needle
injection
multiple discharge
sleeve
leak
Prior art date
Application number
PCT/KR2018/013218
Other languages
English (en)
Korean (ko)
Inventor
최규동
Original Assignee
최규동
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 최규동 filed Critical 최규동
Priority to PCT/KR2018/013218 priority Critical patent/WO2020091117A1/fr
Publication of WO2020091117A1 publication Critical patent/WO2020091117A1/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
    • A61M5/178—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
    • 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
    • A61M5/50—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 having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile

Definitions

  • the present invention relates to a multi-injection injection needle structure, an inner needle (110) having a tip portion (113) for invasion at one end, and one or more multiple ejection openings (111) formed in a part of one side of the side. ); And, in the pre-use state is installed in the direction of the tip of the inner needle 110 so as to cover the multiple discharge port 111, and when invasion, the multiple discharge port 111 is pushed to open to move the leak-proof sleeve 120 ); And, a needle mounting body 130 having a needle fixing portion 131 is fixed to the other end of the inner needle 110; It relates to a multi-outlet injection needle structure 100 characterized in that it comprises a.
  • the present invention solves the above-mentioned problems of the existing injection needle, and provides a multi-outlet injection needle structure provided with a plurality of multi-outlets on the side of the injection needle, thereby distributing the drug evenly over a wide area with an extremely simple and efficient structure.
  • the task is to make it possible to inject.
  • the injection liquid does not leak through the multiple discharge ports, and the sharp tip is not leaked to the outside, so that the mounting process can be safely performed.
  • the problem is to make it easy to determine whether or not to use the sleeve since the sleeve is drawn in and moved.
  • the multiple ejection orifice injection needle structure of the present invention is formed with a tip portion 113 for invasion at one end, and one or more multiple ejection orifices 111 are formed in a part of the one side of the side.
  • the inner needle 110 in the pre-use state is installed in the direction of the tip of the inner needle 110 so as to cover the multiple discharge port 111, and when invasion, the multiple discharge port 111 is pushed to open to move the leak-proof sleeve 120 ); And, a needle mounting body 130 having a needle fixing portion 131 is fixed to the other end of the inner needle 110; Characterized in that it comprises a.
  • the sleeve blocking portion 112 is formed on the outer surface of the inner needle 110, the initial fixing portion 121 of the leak-preventing sleeve 120 is blocked and temporarily fixed in the pre-use state; And, the insertion preventing portion 122 is formed to extend outwardly to the one end of the leak-proof sleeve 120; It characterized in that it is configured to further include.
  • the inner needle 110 is characterized by consisting of carbon nanotubes.
  • the problem of the existing injection needle is solved, and the drug is evenly distributed over a wide area with an extremely simple and efficient structure through a multi-outlet injection needle structure provided with a plurality of multiple discharge ports on the side of the injection needle. Since it is possible to inject, there is an advantage that it is possible to efficiently spread and absorb even in the case of an injection solution containing a large component, thereby reducing the occurrence of foreign body sensation, pain, or bruising.
  • the leak-proof sleeve in the priming process before invasion, the injection liquid does not leak through the multiple discharge ports, and the sharp tip is not leaked to the outside, so that the mounting process can be safely performed. Since the sleeve is pulled in and moved, there is an advantage that it can be easily determined whether to use it.
  • FIG. 1 An external perspective view of a multi-outlet injection needle structure according to an embodiment of the present invention.
  • Figure 2 Cross-sectional structure diagram of a multi-outlet injection needle structure according to an embodiment of the present invention.
  • Fig. 3 is a view showing various shapes of multiple ejection orifices of a multiple ejection orifice needle structure according to an embodiment of the present invention.
  • FIG. 4 is a view showing the operation of the multi-outlet injection needle structure according to an embodiment of the present invention.
  • the multi-injection injection needle structure is largely characterized in that it comprises an inner needle 110, a leak-proof sleeve 120, and a needle mounting body 130.
  • the inner needle 110 has a tip portion 113 for invasion at one end.
  • the tip portion 113 may be composed of one of a variety of sharp shapes to enable invasion of the body, it is also possible that the injection hole is formed in the same way as a conventional injection needle.
  • one or more multiple discharge ports 111 are formed in a part of the one side of the side surface of the inner needle 110.
  • the multiple discharge ports 111 can be implemented in a wide variety of embodiments. That is, the multiple discharge ports 111 may be formed in a circular symmetry to achieve symmetry at a predetermined interval on the same outer circumferential surface of the side surface of the inner needle 110 as shown in (A) in FIG. 3.
  • the multiple discharge ports 111 may be repeatedly arranged with the circular symmetry arrangement spaced apart at predetermined intervals along the longitudinal direction of the inner needle 110.
  • the multiple discharge port 111 may be formed by varying its size depending on the position of formation, depending on the administration characteristics of the drug to be administered. That is, in the case of having an administration measure in which more chemical liquid is to be injected into the body, the multiple discharge ports 111 formed at a position close to the tip portion 113 (that is, a position inserted deeper into the body) has a relatively large size. It is formed to have, and the multiple discharge ports 111 formed at a distant position in the tip portion 113 may be formed to have a relatively small size.
  • the multiple discharge ports 111 in FIG. It is also possible to be implemented to have a shape of a mesh (mesh) as shown in C).
  • the leakage preventing sleeve 120 is installed in the direction of the tip of the inner needle 110 so as to cover the multiple discharge ports 111 in the pre-use state, as shown in FIGS.
  • the multiple discharge ports 111 are configured to be pushed and moved to open. That is, in the pre-use state by the leak-proof sleeve 120, as shown in (A) in FIG. 4, the multiple discharge ports 111 may be covered, such as when priming the drug before injection, etc. Since the multiple discharge ports 111 are blocked, it is possible to use the same as the conventional injection needle.
  • the inner needle 110 is inserted into the body and is inserted, while the leak-proof sleeve 120 has its end portion of the skin ( Since it cannot be inserted in contact with S), the multiple discharge ports 111 are opened while being pushed and moved on the inner needle 110.
  • the leak-proof sleeve 120 may be implemented with various materials.
  • the leak-proof sleeve 120 is effectively in close contact with the multiple discharge ports 111, rubber synthetic resin or silicone having elasticity to prevent leakage of the chemical solution It can be implemented with any one of the materials.
  • the inner surface of the leak-preventing sleeve 120 in contact with the inner needle 110 reduces the abrasion force, such as Teflon, so that it can be smoothly pushed and moved during an invasive operation, along with efficient leak prevention of the chemical solution. It is desirable to be coated with a material that can.
  • the initial fixing part 121 formed on the leak-preventing sleeve 120 is prevented and the sleeve blocking part 112 temporarily fixed is further formed.
  • the initial fixing part 121 and the sleeve blocking part 112 may be implemented in various shapes or structures.
  • the initial fixing part 121 is formed in a groove shape on the inner circumferential surface of the leak-preventing sleeve 120 as shown in FIG. 2. It is configured to be recessed, the sleeve stopper 112 may be implemented in a protruding shape that can be introduced into the initial fixing portion 121 correspondingly.
  • the outer side as shown in FIGS. 1 and 2 so that the leak-proof sleeve 120 can be pushed and moved more reliably by the user's skin S upon insertion. It is preferable that the insertion preventing portion 122 formed by being expanded is further formed.
  • the needle mounting body 130 is configured to have a function to enable mounting of the multiple ejection orifice injection needle structure 100 of the present invention to various injection devices or injection liquid ampoule containers, as shown in FIGS. 1 and 2 It is configured to include a needle fixing portion 131 to which the other end of the inner needle 110 is fixed.
  • the needle mounting body 130 may be provided with a mounting portion 132 configured to correspond to the configuration of the injection needle mounting portion of each injection device or ampoule container to enable mounting on various injection devices or injection liquid ampoule containers.
  • the technology for the configuration of the needle mounting body 130 is a level of technology that is widely known and used in the art to which the present invention pertains, and thus detailed description is omitted.

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 structure d'aiguille d'injection comportant de multiples trous de décharge. Spécifiquement, la présente invention concerne une structure d'aiguille d'injection (100) comportant de multiples trous de décharge, comprenant : une aiguille interne (110) comportant une partie pointe (113) de pénétration à une extrémité, et un ou plusieurs trou(s) de décharge (111) formé(s) dans une partie de la surface latérale, dans la direction de ladite première extrémité ; un manchon antifuite (120), qui est installé dans la direction de la partie pointe (113) de l'aiguille interne (110) de manière à recouvrir les trous de décharge (111) avant l'utilisation, et qu'on déplace en le poussant afin que les trous de décharge (111) soient ouverts au moment de la pénétration ; et un corps de montage d'aiguille (130) comportant une partie de fixation d'aiguille (131) à laquelle l'autre extrémité de l'aiguille interne (110) est fixée.
PCT/KR2018/013218 2018-11-01 2018-11-01 Structure d'aiguille d'injection comportant de multiples trous de décharge WO2020091117A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/KR2018/013218 WO2020091117A1 (fr) 2018-11-01 2018-11-01 Structure d'aiguille d'injection comportant de multiples trous de décharge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2018/013218 WO2020091117A1 (fr) 2018-11-01 2018-11-01 Structure d'aiguille d'injection comportant de multiples trous de décharge

Publications (1)

Publication Number Publication Date
WO2020091117A1 true WO2020091117A1 (fr) 2020-05-07

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ID=70463338

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2018/013218 WO2020091117A1 (fr) 2018-11-01 2018-11-01 Structure d'aiguille d'injection comportant de multiples trous de décharge

Country Status (1)

Country Link
WO (1) WO2020091117A1 (fr)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002083228A2 (fr) * 2001-04-13 2002-10-24 Tricardia L.L.C. Systeme de seringue
US20120265064A1 (en) * 2007-08-14 2012-10-18 Bahrami S Bahram Needle array assembly and method for delivering therapeutic agents
US20130178722A1 (en) * 2011-12-14 2013-07-11 California Institute Of Technology Sharp Tip Carbon Nanotube Microneedle Devices and Their Fabrication
KR101680562B1 (ko) * 2015-09-14 2016-11-29 연세대학교 산학협력단 밀도-의존 가변형 니들을 구비하는 주사기
JP2018512184A (ja) * 2015-02-27 2018-05-17 アムジエン・インコーポレーテツド 針ガードの移動に対する抵抗力の閾値が調整可能な針ガード機構を備えた薬物送達装置
KR101935999B1 (ko) * 2017-08-11 2019-01-07 최규동 액상 표지자 입체 주입 주사 바늘 구조체
KR20190017369A (ko) * 2017-08-11 2019-02-20 최규동 다중 토출구 주사 바늘 구조체

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002083228A2 (fr) * 2001-04-13 2002-10-24 Tricardia L.L.C. Systeme de seringue
US20120265064A1 (en) * 2007-08-14 2012-10-18 Bahrami S Bahram Needle array assembly and method for delivering therapeutic agents
US20130178722A1 (en) * 2011-12-14 2013-07-11 California Institute Of Technology Sharp Tip Carbon Nanotube Microneedle Devices and Their Fabrication
JP2018512184A (ja) * 2015-02-27 2018-05-17 アムジエン・インコーポレーテツド 針ガードの移動に対する抵抗力の閾値が調整可能な針ガード機構を備えた薬物送達装置
KR101680562B1 (ko) * 2015-09-14 2016-11-29 연세대학교 산학협력단 밀도-의존 가변형 니들을 구비하는 주사기
KR101935999B1 (ko) * 2017-08-11 2019-01-07 최규동 액상 표지자 입체 주입 주사 바늘 구조체
KR20190017369A (ko) * 2017-08-11 2019-02-20 최규동 다중 토출구 주사 바늘 구조체

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