WO2017007234A1 - Seringue de sécurité - Google Patents

Seringue de sécurité Download PDF

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Publication number
WO2017007234A1
WO2017007234A1 PCT/KR2016/007310 KR2016007310W WO2017007234A1 WO 2017007234 A1 WO2017007234 A1 WO 2017007234A1 KR 2016007310 W KR2016007310 W KR 2016007310W WO 2017007234 A1 WO2017007234 A1 WO 2017007234A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
needle assembly
plunger
needle
hole
Prior art date
Application number
PCT/KR2016/007310
Other languages
English (en)
Korean (ko)
Inventor
김정규
장홍선
Original Assignee
김정규
장홍선
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
Priority claimed from KR1020150096352A external-priority patent/KR101605706B1/ko
Priority claimed from KR1020150096353A external-priority patent/KR101579849B1/ko
Application filed by 김정규, 장홍선 filed Critical 김정규
Publication of WO2017007234A1 publication Critical patent/WO2017007234A1/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

Definitions

  • syringes are used for inhalation or infusion of blood or injections. Recently, there has been a growing interest in safety syringes to protect the operator from infections caused by accidental puncture accidents.
  • sealing member may be formed of silicone or polyethylene.
  • the forward / retract operation and the procedure operation of the needle may be made by separate mechanisms.
  • FIG. 1 is a cross-sectional view of a safety syringe according to a first embodiment of the present invention.
  • FIG. 2 is a cross-sectional view illustrating an operation state of the safety syringe shown in FIG. 1.
  • FIG. 7 is a cross-sectional view of a safety syringe according to a third embodiment of the present invention.
  • FIG. 8 is a rear view of the safety syringe shown in FIG. 7.
  • the rear plunger 140 is located behind the front plunger 130.
  • a flow hole 124 is positioned between the front plunger 130 and the rear plunger 140.
  • the flow hole 124 may be provided to be adjacent to the front plunger 130.
  • the region relatively close to the first end 111 of the housing 110 is referred to as the front, and the region relatively close to the second end 112 is referred to as the rear.
  • the rear plunger 140 is slidably mounted to the housing 110 and the needle assembly 120 in a sealed manner within the housing 110, respectively. Substantially, the rear plunger 140 is provided to not move with the needle assembly 120. That is, the rear plunger 140 may be moved independently / individually with respect to the needle assembly 120 by a separate operation member 150.
  • the operation member 150 is connected to the rear plunger 140.
  • the operation member 150 is provided to be exposed to the outside of the housing 110 (particularly, the outside of the second end).
  • the operation member 150 may have a shape surrounding the needle assembly 120, and the operation member 150 is slidably provided in the needle assembly 120. The operator can move the rear plunger 140 by moving the operation member 150 with respect to the needle assembly 120 while the needle assembly 120 is fixed.
  • the safety syringe 100 includes a fixing member 170 and the elastic member 160.
  • the fixing member 170 is provided in the needle assembly 120 to be slidable within the housing 110.
  • the fixing member 170 may be provided to be compressible in a radial direction (x-axis direction) of the housing 110.
  • the fixing member 170 shown in FIG. 1 is in a radially compressed state, and is slidably movable in the housing 110.
  • the fixing member 170 shown in FIG. 2 is in a compressed state, and is fixed.
  • the member 170 is fixed to the housing 110.
  • the housing 110 may be provided with one or more fixing holes 115 for selectively inserting and fixing the fixing member 170.
  • the fixing member 170 meets the fixing hole 115 in the process of sliding toward the first end 111 in the housing 110 together with the needle assembly 120, the compression state of the fixing member 170 is As it is released, the fixing member 170 expands along the radial direction of the housing 110. As a result, a portion of the fixing member 170 is inserted into the fixing hole 115.
  • the needle assembly 120 is fixed to the housing 110.
  • the fixing hole 115 may be provided at a position at which the fixing member 170 is inserted when the needle 121 is exposed to the outside of the housing 110 through the through hole 113.
  • the sealing cap 290 is rotatably mounted to the housing 210. Specifically, the sealing cap 290 is mounted on the first end side of the housing 210. In addition, the sealing cap 290 is mounted to surround the through hole 213. In addition, the sealing cap 290 has a through hole 291 through which the needle passes. Referring to FIG. 4A, the sealing cap 290 is provided such that the passage hole 291 and the through hole 213 are coaxially positioned according to the rotation angle. In addition, the sealing cap 290 may be mounted such that the rotation axis 292 coincides with the central axis C of the housing 210.
  • the safety syringe 200 includes a needle assembly 220, a front plunger 230, a rear plunger 240, and an operation member 250.
  • the needle assembly 220 is disposed within the housing 210.
  • the needle assembly 220 includes a needle 221 and a body 222.
  • the needle 221 is provided coaxially with the through hole 213.
  • the body 222 has a storage space 223 in communication with the needle 221 and a flow hole 224 in communication with the storage space.
  • a portion of the body 222 is provided coaxial with the central axis (C).
  • a portion of the body 222 is provided coaxially with the through hole 213.
  • the body 222 of the needle assembly 220 may have a structure that is bent at least twice along the direction of the central axis C of the housing 210.
  • the rear plunger 240 is located behind the front plunger 230.
  • a flow hole 224 is located between the front plunger 230 and the rear plunger 240.
  • the flow hole 224 may be provided to be adjacent to the front plunger 230.
  • the safety syringe 200 includes a fixing member 270 and an elastic member 260.
  • the fixing member 270 is provided in the needle assembly 220 to be slideable in the housing 210.
  • the fixing member 270 may be provided to be compressible in the radial direction of the housing 210.
  • the fixing member 270 shown in FIG. 3 is in a radially compressed state, and is slidable in the housing 210.
  • the fixing member 270 shown in FIG. 5 is in a compressed state, and is fixed. The member 270 is fixed to the housing 210.
  • the safety syringe 300 also includes a front plunger 330 securely fixed in the housing 310 at a position between the flow hole 325 and the through hole 313 and slidably provided in the needle assembly 320. do.
  • the front plunger 330 may be sealed in the housing 310.
  • the needle assembly 320 may be provided to be slidably moved relative to the front plunger 330 in a state of passing through the front plunger 330.
  • the safety syringe 300 includes a rear plunger 340 slidably mounted to the housing 310 and the needle assembly 320, respectively, sealingly within the housing 310, behind the front plunger 330. do.
  • the safety syringe 300 is connected to the needle assembly 320, to secure the advanced state of the needle assembly 320, or the advanced state of the needle assembly 320 based on the pressing operation of the push button 371 It includes a thrust portion 372 for releasing.
  • the safety syringe 300 includes an elastic member 360 for retracting the needle assembly 320 so that the needle 321 is positioned inside the housing 310 when the needle assembly 320 is released. .
  • the operation member 350 may extend through the thrust portion 372 to the outside of the housing 310.
  • the needle assembly 320, the thrust portion 372 and the push button 371 may be provided coaxially, respectively.
  • the thrust part 372 may be provided to be fixed in the housing 310.
  • the operation member 350 may have a bar shape spaced apart from the needle assembly 320, and the operation member 350 may be provided to be supported by the thrust part 372.
  • the operation member 350 may extend to the outside through the circumference of the thrust part 372 so that interference with the push button 371 does not occur during operation.
  • the safety syringe according to an embodiment of the present invention is provided to selectively switch the needle into a used state and a stored state, and externally moves the needle in a state where the needle is received through a sealing member formed of a material such as silicone or polyethylene. It can be sealed from the environment.

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 de sécurité. Selon un aspect, la présente invention concerne une seringue de sécurité qui comprend : un boîtier ayant un trou traversant; un ensemble aiguille disposé dans le boîtier et comprenant une aiguille et un corps, le corps ayant un espace de stockage communiquant avec l'aiguille et un trou d'écoulement communiquant avec l'espace de stockage; un piston avant fixé à l'ensemble aiguille entre le trou d'écoulement et le trou traversant et pouvant se déplacer hermétiquement dans le boîtier; un piston arrière situé derrière le piston avant et monté dans le boîtier et sur l'ensemble aiguille de telle sorte que le piston arrière est peut se déplacer hermétiquement dans le boîtier; un élément d'actionnement relié au piston arrière et exposé à l'extérieur du boîtier; un élément pouvant être attaché, qui est situé sur l'ensemble aiguille en face du piston avant et est fixé sur le boîtier par l'avancée de l'ensemble aiguille; et un élément élastique situé dans le boîtier et déplaçant l'ensemble aiguille vers l'arrière, de telle sorte que l'aiguille est située dans le boîtier lorsque l'élément pouvant être attaché est libéré du boîtier.
PCT/KR2016/007310 2015-07-07 2016-07-06 Seringue de sécurité WO2017007234A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR1020150096352A KR101605706B1 (ko) 2015-07-07 2015-07-07 안전 주사기
KR1020150096353A KR101579849B1 (ko) 2015-07-07 2015-07-07 안전 주사기
KR10-2015-0096353 2015-07-07
KR10-2015-0096352 2015-07-07

Publications (1)

Publication Number Publication Date
WO2017007234A1 true WO2017007234A1 (fr) 2017-01-12

Family

ID=57685854

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2016/007310 WO2017007234A1 (fr) 2015-07-07 2016-07-06 Seringue de sécurité

Country Status (1)

Country Link
WO (1) WO2017007234A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010033335A (ko) * 1997-12-22 2001-04-25 로버트 맬렌첵 안전 주사기
US6475194B2 (en) * 2000-04-05 2002-11-05 Gem Plastics, Inc. Safety syringe
KR100447691B1 (ko) * 1995-05-11 2004-11-16 제이. 샤우 토마스 수축가능한오작동방지용주사기및그조립방법
KR200410473Y1 (ko) * 2005-12-20 2006-03-07 시우-치 린 안전 주사기
JP4598359B2 (ja) * 2000-07-17 2010-12-15 テルモ株式会社 液体注入器具
KR101579849B1 (ko) * 2015-07-07 2015-12-23 김정규 안전 주사기

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100447691B1 (ko) * 1995-05-11 2004-11-16 제이. 샤우 토마스 수축가능한오작동방지용주사기및그조립방법
KR20010033335A (ko) * 1997-12-22 2001-04-25 로버트 맬렌첵 안전 주사기
US6475194B2 (en) * 2000-04-05 2002-11-05 Gem Plastics, Inc. Safety syringe
JP4598359B2 (ja) * 2000-07-17 2010-12-15 テルモ株式会社 液体注入器具
KR200410473Y1 (ko) * 2005-12-20 2006-03-07 시우-치 린 안전 주사기
KR101579849B1 (ko) * 2015-07-07 2015-12-23 김정규 안전 주사기

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