CN1668350A - 一种注射器 - Google Patents
一种注射器 Download PDFInfo
- Publication number
- CN1668350A CN1668350A CN02829560.9A CN02829560A CN1668350A CN 1668350 A CN1668350 A CN 1668350A CN 02829560 A CN02829560 A CN 02829560A CN 1668350 A CN1668350 A CN 1668350A
- Authority
- CN
- China
- Prior art keywords
- syringe
- syringe injector
- piston
- tube body
- blocking part
- 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.)
- Pending
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
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M5/2053—Media being expelled from injector by pressurised fluid or vacuum
-
- 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- A61M5/322—Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
- A61M5/3234—Fully automatic needle retraction, i.e. in which triggering of the needle does not require a deliberate action by the user
-
- 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
- A61M2005/3231—Proximal end of needle captured or embedded inside piston head, e.g. by friction or hooks
-
- 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
- A61M5/3234—Fully automatic needle retraction, i.e. in which triggering of the needle does not require a deliberate action by the user
- A61M2005/3241—Needle retraction energy is accumulated inside of a hollow plunger rod
- A61M2005/3242—Needle retraction by vacuum
-
- 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
- A61M5/1782—Devices aiding filling of syringes in situ
-
- 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
- A61M5/31515—Connection of piston with piston rod
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
一种针筒注射器,针筒注射器是借由空气压缩机产生的吸力抽取针筒注射器内的空气,使针筒注射器内形成真空吸力而将药剂或血液吸取至针筒注射器内,以达到抽取的目的,或将空气压缩机所形成的压缩空气注入针筒注射器内,使针筒注射器产生推挤力,而将针筒注射器内的药剂或血液注入患者体内或存放血液的试管中,并借由压迫针头插座的抵挡部使抵挡部内的弹性固定结构松脱,而令针头插座连同注射针头收容于注射筒本体内。
Description
PCT国内申请,说明书已公开。
Claims (1)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2002/000553 WO2004014467A1 (fr) | 2002-08-09 | 2002-08-09 | Seringue |
Publications (1)
Publication Number | Publication Date |
---|---|
CN1668350A true CN1668350A (zh) | 2005-09-14 |
Family
ID=31501654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN02829560.9A Pending CN1668350A (zh) | 2002-08-09 | 2002-08-09 | 一种注射器 |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1535639A4 (zh) |
CN (1) | CN1668350A (zh) |
AU (1) | AU2002323842A1 (zh) |
CA (1) | CA2497522A1 (zh) |
WO (1) | WO2004014467A1 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1952836A1 (de) * | 2007-01-30 | 2008-08-06 | F.Hoffmann-La Roche Ag | Ampulle mit Verdrängungskörper |
WO2011022618A1 (en) * | 2009-08-21 | 2011-02-24 | Becton Dickinson France Sas | Pre-filled active vial having integral plunger assembly |
CN102698342B (zh) * | 2012-05-25 | 2013-09-18 | 浙江大学 | 便携式自动多药注射装置 |
EP3380138A1 (en) * | 2015-11-27 | 2018-10-03 | Sanofi-Aventis Deutschland GmbH | An injection device with an expandable cavity |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU615934A1 (ru) * | 1976-06-25 | 1978-07-25 | Bondarev Ivan M | Распылитель порошкообразных веществ |
FR2540385B1 (fr) * | 1983-02-04 | 1986-05-30 | Villette Alain | Injecteur d'anesthesie intradiploique |
WO1989007953A1 (en) * | 1988-02-26 | 1989-09-08 | Vci Corporation | Improved vacuum-compression injector cartridge |
US5176642A (en) * | 1991-03-11 | 1993-01-05 | Mectra Labs, Inc. | Vacuum powdered syringe |
EP0662007B1 (en) * | 1992-09-25 | 1997-07-30 | O'NEIL, Alexander George Brian | Fluid delivery apparatus |
GB9408500D0 (en) * | 1994-04-28 | 1994-06-22 | Pa Consulting Services | Improvements in or relating to injection devices |
JP3429364B2 (ja) * | 1994-05-18 | 2003-07-22 | 株式会社モリタ製作所 | 医療用スプレーシリンジ |
GB9625590D0 (en) * | 1996-12-10 | 1997-01-29 | Kamath Belady S K | Apparatus for use in anaesthetics |
CN2369695Y (zh) * | 1999-04-19 | 2000-03-22 | 董维娜 | 自控抽药加药器 |
IL138766A0 (en) * | 2000-09-28 | 2001-10-31 | Cyclo Science Ltd | Constant pressure apparatus for the administration of fluids intravenously |
IT1320104B1 (it) * | 2000-11-27 | 2003-11-18 | Paolo Versini | Dispositivo iniettore per trattamenti medici e cosmetici. |
-
2002
- 2002-08-09 EP EP02754166A patent/EP1535639A4/en not_active Withdrawn
- 2002-08-09 AU AU2002323842A patent/AU2002323842A1/en not_active Abandoned
- 2002-08-09 WO PCT/CN2002/000553 patent/WO2004014467A1/zh not_active Application Discontinuation
- 2002-08-09 CN CN02829560.9A patent/CN1668350A/zh active Pending
- 2002-08-09 CA CA002497522A patent/CA2497522A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
AU2002323842A1 (en) | 2004-02-25 |
WO2004014467A1 (fr) | 2004-02-19 |
EP1535639A1 (en) | 2005-06-01 |
CA2497522A1 (en) | 2004-02-19 |
EP1535639A4 (en) | 2009-01-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
WD01 | Invention patent application deemed withdrawn after publication |