GB2332628B - A retractable and destructible safety syringe - Google Patents

A retractable and destructible safety syringe

Info

Publication number
GB2332628B
GB2332628B GB9727303A GB9727303A GB2332628B GB 2332628 B GB2332628 B GB 2332628B GB 9727303 A GB9727303 A GB 9727303A GB 9727303 A GB9727303 A GB 9727303A GB 2332628 B GB2332628 B GB 2332628B
Authority
GB
Grant status
Grant
Patent type
Prior art keywords
retractable
destructible
safety
syringe
destructible safety
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
Application number
GB9727303A
Other versions
GB9727303D0 (en )
GB2332628A (en )
Inventor
Wen-Neng Liu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Life-Shield Products Inc
Life Shield Products Inc
Original Assignee
Life-Shield Products Inc
Life Shield Products Inc
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
Grant date

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/32Needles; 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
    • A61M5/3205Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
    • A61M5/321Means for protection against accidental injuries by used needles
    • A61M5/322Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M2005/3103Leak prevention means for distal end of syringes, i.e. syringe end for mounting a needle
    • A61M2005/3106Plugs for syringes without needle
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/315Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31501Means for blocking or restricting the movement of the rod or piston
    • A61M5/31505Integral with the syringe barrel, i.e. connected to the barrel so as to make up a single complete piece or unit
    • A61M2005/31506Integral with the syringe barrel, i.e. connected to the barrel so as to make up a single complete piece or unit formed as a single piece, e.g. moulded
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/32Needles; 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
    • A61M5/3205Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
    • A61M5/321Means for protection against accidental injuries by used needles
    • A61M5/322Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
    • A61M5/3221Constructional features thereof, e.g. to improve manipulation or functioning
    • A61M2005/3223Means impeding or disabling repositioning of used needles at the syringe nozzle
    • A61M2005/3224Means to disalign the needle tip and syringe nozzle
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/32Needles; 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
    • A61M5/3205Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
    • A61M5/321Means for protection against accidental injuries by used needles
    • A61M5/322Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
    • A61M5/3221Constructional features thereof, e.g. to improve manipulation or functioning
    • A61M2005/323Connection between plunger distal end and needle hub proximal end, e.g. stud protruding from the plunger
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/32Needles; 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
    • A61M5/3202Devices for protection of the needle before use, e.g. caps
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178Syringes
    • A61M5/31Details
    • A61M5/32Needles; 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
    • A61M5/34Constructions for connecting the needle, e.g. to syringe nozzle or needle hub
    • A61M5/346Constructions for connecting the needle, e.g. to syringe nozzle or needle hub friction fit
GB9727303A 1997-12-23 1997-12-24 A retractable and destructible safety syringe Expired - Fee Related GB2332628B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
AU4923897 1997-12-23
FR9716470A FR2772621B1 (en) 1997-12-23 1997-12-24 tart retractable syringe, disposable
GB9727303A GB2332628B (en) 1997-12-23 1997-12-24 A retractable and destructible safety syringe
CA 2223188 CA2223188A1 (en) 1997-12-23 1997-12-29 A retractable and destructible safety syringe
DE1998200200 DE29800200U1 (en) 1997-12-23 1998-01-08 Retractable safety syringe and destructible
ZA9800169 1998-01-09
BR9800676 1998-02-13

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB9727303A GB2332628B (en) 1997-12-23 1997-12-24 A retractable and destructible safety syringe
FR9716470A FR2772621B1 (en) 1997-12-23 1997-12-24 tart retractable syringe, disposable
CA 2223188 CA2223188A1 (en) 1997-12-23 1997-12-29 A retractable and destructible safety syringe
DE1998200200 DE29800200U1 (en) 1997-12-23 1998-01-08 Retractable safety syringe and destructible

Publications (3)

Publication Number Publication Date
GB9727303D0 GB9727303D0 (en) 1998-02-25
GB2332628A true GB2332628A (en) 1999-06-30
GB2332628B true GB2332628B (en) 2002-09-11

Family

ID=31721940

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9727303A Expired - Fee Related GB2332628B (en) 1997-12-23 1997-12-24 A retractable and destructible safety syringe

Country Status (4)

Country Link
CA (1) CA2223188A1 (en)
DE (1) DE29800200U1 (en)
FR (1) FR2772621B1 (en)
GB (1) GB2332628B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2278390C (en) * 1999-07-19 2003-10-07 Yu-Hau Chang-Lai Safety syringe
US6193687B1 (en) * 2000-01-25 2001-02-27 Pi-Chang Lo Safety hypodermic syringe
CN2423897Y (en) * 2000-02-24 2001-03-21 王希平 Self-destroyed safety syringe
US6669666B2 (en) * 2001-08-13 2003-12-30 Wen-Chin Lu Safety syringe
NL1021689C2 (en) * 2002-10-18 2004-05-12 Advanced Protective Injection Syringe with retractable injection needle.
US20040102737A1 (en) * 2002-11-22 2004-05-27 Life-Shield Products, Inc. Retractable safety syringe with a soft piston

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0321903A2 (en) * 1987-12-21 1989-06-28 Stuart M. Dolgin Fluid passing apparatus with means for covering the same
WO1994005356A1 (en) * 1991-06-13 1994-03-17 U.S. Medical Instruments, Inc. Retractable syringe with a closed barrel
US5405327A (en) * 1994-07-29 1995-04-11 Chen; Long-Hsiung Simplified safety syringe with retractable self-biased needle and minimized plunger

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4790822A (en) * 1987-12-11 1988-12-13 Haining Michael L Retractable hypodermic safety syringe
WO1992011883A1 (en) * 1990-12-28 1992-07-23 Yulami Pty Ltd Syringe device
NL9101994A (en) * 1991-11-28 1993-06-16 Advanced Protective Injection Syringe.
US5382235A (en) * 1993-07-07 1995-01-17 R.M.S. Safety, Inc. Device for capturing and retracting the needle cannula of a disposable syringe
US5997511A (en) * 1995-04-20 1999-12-07 Curie; Napoleon Single use syringe

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0321903A2 (en) * 1987-12-21 1989-06-28 Stuart M. Dolgin Fluid passing apparatus with means for covering the same
WO1994005356A1 (en) * 1991-06-13 1994-03-17 U.S. Medical Instruments, Inc. Retractable syringe with a closed barrel
US5405327A (en) * 1994-07-29 1995-04-11 Chen; Long-Hsiung Simplified safety syringe with retractable self-biased needle and minimized plunger

Also Published As

Publication number Publication date Type
FR2772621B1 (en) 2000-01-28 grant
GB9727303D0 (en) 1998-02-25 grant
DE29800200U1 (en) 1998-03-12 grant
GB2332628A (en) 1999-06-30 application
FR2772621A1 (en) 1999-06-25 application
CA2223188A1 (en) 1999-06-29 application

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20091224