KR200451044Y1 - 플런저의 회전 방지구조를 갖는 재사용방지 일회용 주사기 - Google Patents
플런저의 회전 방지구조를 갖는 재사용방지 일회용 주사기 Download PDFInfo
- Publication number
- KR200451044Y1 KR200451044Y1 KR2020100006874U KR20100006874U KR200451044Y1 KR 200451044 Y1 KR200451044 Y1 KR 200451044Y1 KR 2020100006874 U KR2020100006874 U KR 2020100006874U KR 20100006874 U KR20100006874 U KR 20100006874U KR 200451044 Y1 KR200451044 Y1 KR 200451044Y1
- Authority
- KR
- South Korea
- Prior art keywords
- plunger
- barrel
- gasket
- tip
- syringe
- 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.)
- Expired - Fee Related
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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
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31501—Means for blocking or restricting the movement of the rod or 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
- A61M5/315—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
- A61M5/50—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
- A61M5/5013—Means for blocking the piston or the fluid passageway to prevent illegal refilling of a syringe
- A61M5/502—Means for blocking the piston or the fluid passageway to prevent illegal refilling of a syringe for blocking 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
- A61M5/50—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
- A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
- A61M2005/31516—Piston or piston-rod constructions, e.g. connection of piston with piston-rod reducing dead-space in the syringe barrel after delivery
-
- 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
- A61M5/5013—Means for blocking the piston or the fluid passageway to prevent illegal refilling of a syringe
- A61M5/502—Means for blocking the piston or the fluid passageway to prevent illegal refilling of a syringe for blocking the piston
- A61M2005/5033—Means for blocking the piston or the fluid passageway to prevent illegal refilling of a syringe for blocking the piston by use of an intermediate blocking member positioned between the syringe barrel and the piston rod to prevent retraction of the latter, e.g. toothed clip placed on the 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
- A61M5/50—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
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
Description
도 2는 도1의 전체 구조를 보여주는 결합사시도.
도 3은 도 1의 주요부분의 구조를 보여주는 확대 분해사시도.
도 4는 플런저를 전방으로 밀었을 때 본 고안의 연결부 구조를 보여주는 확대단면도.
도 5는 플런저를 후방으로 당겼을 때 본 고안의 연결부가 절단된 것을 보여주는 확대단면도.
도 6은 본 고안 주사기의 사용전 전체 상태를 보여주는 횡단면도.
도 7은 도 6에서 주사 바늘커버를 벗겨내고 플런저를 전방의 주사 바늘측으로 밀어넣은 상태를 보여주는 횡단면도.
도 8은 도 7에서 플런저를 후방으로 당겼을 때 플런저의 연결부가 절단되어 주사기의 재사용이 방지된 것을 보여주는 횡단면도.
도 9는 본 고안의 플런저에 형성된 곡면을 갖는 장방형의 돌기가 삽입홈(G)에 삽입되어 회전이 억제되는 것을 보여주는 예시도.
도 10은 선행기술의 돌기가 회전되는 것을 보여주는 예시도.
도 11은 선행기술의 연결부와 돌기의 구조를 보여주는 단면도.
도 12는 선행기술의 밀대와 피스톤이 외통 내에 조립되기 전에 연결부를 중심으로 꺽이는 것을 보여주는 단면도.
4: 주사 바늘 홀더 5: 플런저(plunger) 6: 가스켓(gasket)
7: 손잡이 10: 연결부 11: 가스켓 지지체
12: 하판 13: 지지체 돌기 14: 하판돌기
15: 돌기부 16: 걸림턱 17: 걸림부
18: 탄성편 S1, S2: 나사산 S1-1: 연장부
C: (주사 바늘 홀더) 캡 G: 삽입홈
Claims (2)
- 배럴(1)과, 플런저(5)의 선단부가 결합되도록 배럴 선단부에 구성된 팁(2)과, 주사바늘 홀더(4)가 결합되도록 팁(2)의 외측에 동심원상으로 구성된 스커트(3)와, 배럴(1) 내에 삽입되어 약물을 주사 바늘로 배출하도록 전방에 가스켓(6)이 설치되고 후방에 손잡이(7)가 구비되며 배럴 내벽에 접촉되지 않게 헐렁한 상태로 배럴(1)에 삽입된 플런저(5)와, 스커트(3)에 결합되는 주사 바늘 홀더(4)로 구성되는 플런저의 회전 방지구조를 갖는 재사용방지 일회용 주사기에 있어서,
플런저(5)는 가스켓(6)에 인접하여 하판(12)을 형성하고, 이 하판의 중앙에 장방형의 돌기(14)를 형성하며,
하판(12)과 마주보는 가스켓 지지체(11) 저면에 한 쌍의 지지체 돌기(13)를 형성하고, 이 지지체 돌기(13)에 의해 플런저(5)의 장방형 돌기(14)가 삽입되도록 지지체 돌기(13) 사이에 삽입홈(G)이 형성되며,
플런저(5)의 장방형 돌기(14)가 삽입홈(G) 사이에 삽입되어 장방형 돌기의 측면이 삽입홈(G)의 측면에 접촉되어 플런저(5)가 삽입홈(G) 내에서 회전각(β)이 제한되며,
가스켓 지지체(11)의 한 쌍의 지지체 돌기(13)와 반대측의 하판(12)에 형성된 장방형의 돌기(14) 양측이 연결부(10)로 각각 연결된 것을 특징으로 하는 플런저의 회전 방지구조를 갖는 재사용방지 일회용 주사기. - 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2020100006874U KR200451044Y1 (ko) | 2010-06-29 | 2010-06-29 | 플런저의 회전 방지구조를 갖는 재사용방지 일회용 주사기 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR2020100006874U KR200451044Y1 (ko) | 2010-06-29 | 2010-06-29 | 플런저의 회전 방지구조를 갖는 재사용방지 일회용 주사기 |
Publications (1)
Publication Number | Publication Date |
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KR200451044Y1 true KR200451044Y1 (ko) | 2010-11-19 |
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KR2020100006874U Expired - Fee Related KR200451044Y1 (ko) | 2010-06-29 | 2010-06-29 | 플런저의 회전 방지구조를 갖는 재사용방지 일회용 주사기 |
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KR (1) | KR200451044Y1 (ko) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4023273A1 (en) | 2020-12-29 | 2022-07-06 | PoongLim Pharmatech Inc | Syringe with plunger reaction pressure reduction structure |
US11433185B2 (en) | 2018-09-24 | 2022-09-06 | Norton Healthcare Limited | Injection device |
KR20220002618U (ko) * | 2022-10-14 | 2022-11-01 | (주)신아메드 | 컷오프 록킹구를 갖는 재사용이 방지되는 일회용 안전주사기 |
US11529472B2 (en) | 2018-09-24 | 2022-12-20 | Norton Healthcare Limited | Injection device |
KR20230110883A (ko) * | 2022-01-17 | 2023-07-25 | 메디허브 주식회사 | 일회용 주사기 |
KR102608679B1 (ko) | 2023-04-14 | 2023-12-01 | (주)풍림파마텍 | 압력 저감구조 플런저를 갖는 주사기 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006272009A (ja) | 2006-07-13 | 2006-10-12 | Nihon Medi Physics Co Ltd | 注射器およびこの注射器におけるガスケットとプランジャーとの着脱方法 |
US20100057014A1 (en) | 2006-11-16 | 2010-03-04 | CANE' S.P.A. -Socio Unico | Syringe plunger and syringe incorporating the plunger |
-
2010
- 2010-06-29 KR KR2020100006874U patent/KR200451044Y1/ko not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006272009A (ja) | 2006-07-13 | 2006-10-12 | Nihon Medi Physics Co Ltd | 注射器およびこの注射器におけるガスケットとプランジャーとの着脱方法 |
US20100057014A1 (en) | 2006-11-16 | 2010-03-04 | CANE' S.P.A. -Socio Unico | Syringe plunger and syringe incorporating the plunger |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11433185B2 (en) | 2018-09-24 | 2022-09-06 | Norton Healthcare Limited | Injection device |
US11529472B2 (en) | 2018-09-24 | 2022-12-20 | Norton Healthcare Limited | Injection device |
US12151086B2 (en) | 2018-09-24 | 2024-11-26 | Norton Healthcare Limited | Injection device |
EP4023273A1 (en) | 2020-12-29 | 2022-07-06 | PoongLim Pharmatech Inc | Syringe with plunger reaction pressure reduction structure |
US11752270B2 (en) | 2020-12-29 | 2023-09-12 | Poonglim Pharmatech Inc. | Syringe with plunger reaction pressure reduction structure |
KR20230110883A (ko) * | 2022-01-17 | 2023-07-25 | 메디허브 주식회사 | 일회용 주사기 |
KR102678600B1 (ko) * | 2022-01-17 | 2024-06-26 | 메디허브 주식회사 | 일회용 주사기 |
KR20220002618U (ko) * | 2022-10-14 | 2022-11-01 | (주)신아메드 | 컷오프 록킹구를 갖는 재사용이 방지되는 일회용 안전주사기 |
KR200498559Y1 (ko) | 2022-10-14 | 2024-11-28 | (주)신아메드 | 컷오프 록킹구를 갖는 재사용이 방지되는 일회용 안전주사기 |
KR102608679B1 (ko) | 2023-04-14 | 2023-12-01 | (주)풍림파마텍 | 압력 저감구조 플런저를 갖는 주사기 |
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