KR100473370B1 - 일회용 안전주사기의 밀대구조 - Google Patents
일회용 안전주사기의 밀대구조 Download PDFInfo
- Publication number
- KR100473370B1 KR100473370B1 KR10-2003-0023645A KR20030023645A KR100473370B1 KR 100473370 B1 KR100473370 B1 KR 100473370B1 KR 20030023645 A KR20030023645 A KR 20030023645A KR 100473370 B1 KR100473370 B1 KR 100473370B1
- Authority
- KR
- South Korea
- Prior art keywords
- push rod
- cylinder
- needle
- state
- liquid discharge
- Prior art date
Links
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
- A61M5/50—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
- A61M5/5066—Means for preventing re-use by disconnection of piston and 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
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
-
- 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
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
- A61M5/322—Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
-
- 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
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
- A61M5/322—Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
- A61M5/3221—Constructional features thereof, e.g. to improve manipulation or functioning
- A61M2005/3223—Means impeding or disabling repositioning of used needles at the syringe nozzle
- A61M2005/3224—Means to disalign the needle tip and syringe nozzle
-
- 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
- A61M5/5066—Means for preventing re-use by disconnection of piston and piston-rod
- A61M2005/5073—Means for preventing re-use by disconnection of piston and piston-rod by breaking or rupturing the connection parts
-
- 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
- A61M2205/27—General characteristics of the apparatus preventing use
- A61M2205/273—General characteristics of the apparatus preventing use preventing reuse, e.g. of disposables
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Environmental & Geological Engineering (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Description
Claims (1)
- 전방쪽에 주사액 배출부가 단차진 상태로 일체 형성되어 있는 실린더 내에 전,후방향으로 이동가능하도록 밀대가 끼워지고, 상기 밀대에는 밀대의 전,후방향이동시 함께 이동하면서 실린더 내에 압축력을 제공하거나 흡입력을 제공하도록 피스톤이 구비되며, 상기 실린더에 형성된 주사액 배출부 내에는 주사바늘이 고정되어 있는 주사바늘 고정부재가 기밀 접촉된 상태로 분리가능하게 결합되고, 상기 밀대는 단면이 열십자 형태를 이루도록 복수개의 플랜지가 방사상으로 돌출형성된 몸체와, 상기 몸체의 후방쪽 끝단에 형성되어 사용시 밀대의 전,후방쪽 이동에 이용되는 손잡이편과, 상기 몸체의 전방쪽 끝단에 형성되어 사용시 밀대를 전방쪽으로 이동시켰을 때 주사바늘 고정부재와의 결합에 이용되는 걸림편과, 상기 몸체중 피스톤 직후방에 그 둘레를 따라 형성되어 사용시 밀대를 후방으로 이동시킬 때 실린더와의 간섭에 의해 상기 밀대의 후방이동을 제한하는 밀대 돌출편과, 상기 몸체중 밀대 돌출편과 근접된 후방쪽의 각 플랜지에 형성되어 사용후 폐기 과정에서 상기 밀대를 꺾어 쉽게 부러뜨릴 수 있도록 한 절단홈으로 구성된 일회용 안전주사기에 있어서,상기 밀대에는 몸체를 이루는 각 플랜지중 절단홈과 손잡이편 사이의 외측 끝단에 돌출 형성되어 전방에서 후방쪽으로 갈수록 그 바깥쪽면이 점점더 벌어지게 경사상태를 갖는 끼움편과, 상기 밀대를 이루는 각 플랜지중 끼움편과 손잡이편 사이의 외측 끝단에 돌출 형성되어 상기 끼움편과 마주보는 부분의 돌출 높이(H2)가 각 끼움편의 최대 돌출 높이(H1)보다 더 높은 상태의 받침편이 포함되어 진 것을 특징으로 하는 일회용 안전주사기의 밀대구조.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0023645A KR100473370B1 (ko) | 2003-04-15 | 2003-04-15 | 일회용 안전주사기의 밀대구조 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0023645A KR100473370B1 (ko) | 2003-04-15 | 2003-04-15 | 일회용 안전주사기의 밀대구조 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR20-2003-0011735U Division KR200320326Y1 (ko) | 2003-04-16 | 2003-04-16 | 일회용 안전주사기의 밀대구조 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040089831A KR20040089831A (ko) | 2004-10-22 |
KR100473370B1 true KR100473370B1 (ko) | 2005-03-10 |
Family
ID=37371037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0023645A KR100473370B1 (ko) | 2003-04-15 | 2003-04-15 | 일회용 안전주사기의 밀대구조 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100473370B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101877308B1 (ko) * | 2018-06-15 | 2018-07-11 | 씨엔엠테크 주식회사 | 안전 주사기 |
-
2003
- 2003-04-15 KR KR10-2003-0023645A patent/KR100473370B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR20040089831A (ko) | 2004-10-22 |
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