JPH11502731A - 予充填注射器薬物送出システム - Google Patents
予充填注射器薬物送出システムInfo
- Publication number
- JPH11502731A JPH11502731A JP8528629A JP52862996A JPH11502731A JP H11502731 A JPH11502731 A JP H11502731A JP 8528629 A JP8528629 A JP 8528629A JP 52862996 A JP52862996 A JP 52862996A JP H11502731 A JPH11502731 A JP H11502731A
- Authority
- JP
- Japan
- Prior art keywords
- syringe
- syringe assembly
- fluid
- sleeve
- reciprocable
- 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.)
- Granted
Links
Classifications
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- 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
- A61M5/178—Syringes
- A61M5/28—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle
- A61M5/284—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle comprising means for injection of two or more media, e.g. by mixing
-
- 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
- A61M2005/3101—Leak prevention means for proximal end of syringes, i.e. syringe end opposite to needle mounting end
-
- 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
- A61M2005/3103—Leak prevention means for distal end of syringes, i.e. syringe end for mounting a needle
- A61M2005/3104—Caps for syringes without needle
-
- 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
- A61M2005/3103—Leak prevention means for distal end of syringes, i.e. syringe end for mounting a needle
- A61M2005/3106—Plugs for syringes without needle
-
- 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
- A61M2005/3117—Means preventing contamination of the medicament compartment of a syringe
- A61M2005/3121—Means preventing contamination of the medicament compartment of a syringe via the proximal end of a syringe, i.e. syringe end opposite to needle cannula mounting end
-
- 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
- A61M2005/3128—Incorporating one-way valves, e.g. pressure-relief or non-return valves
-
- 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
- A61M5/31505—Integral with the syringe barrel, i.e. connected to the barrel so as to make up a single complete piece or unit
- A61M2005/31506—Integral 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
-
- 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
- A61M2005/31508—Means for blocking or restricting the movement of the rod or piston provided 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
- A61M5/178—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
- A61M5/31596—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms comprising means for injection of two or more media, e.g. by mixing
- A61M2005/31598—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms comprising means for injection of two or more media, e.g. by mixing having multiple telescopically sliding coaxial pistons encompassing volumes for components to be mixed
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- 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
- A61M5/28—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle
- A61M5/285—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle with sealing means to be broken or opened
- A61M5/286—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle with sealing means to be broken or opened upon internal pressure increase, e.g. pierced or burst
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- 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
- A61M5/28—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle
- A61M5/285—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle with sealing means to be broken or opened
- A61M5/288—Syringe ampoules or carpules, i.e. ampoules or carpules provided with a needle with sealing means to be broken or opened by piercing without internal pressure increase
-
- 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
- A61M5/3129—Syringe barrels
- A61M5/3134—Syringe barrels characterised by constructional features of the distal end, i.e. end closest to the tip of the needle cannula
-
- 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
-
- 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
- A61M5/34—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub
- A61M5/347—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub rotatable, e.g. bayonet or screw
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- 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
-
- 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
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
Claims (1)
- 【特許請求の範囲】 1.薬物送出システムであって、 予充填された第一注射器アセンブリを備え、この第一注射器アセンブリが、 薬物送出路を規定する内面、開放端、および反対側の送出端を有する第一注射 器筒と、 前記送出路と連絡する前記第一注射器筒内で内部混合室を規定するため、前記 第一注射器筒内にこれと密封嵌合し、摺動可能に配置された往復可能な栓と、 前記往復可能な栓から前記第一注射器筒の前記開放端に向かって延在する無菌 性維持スリーブとを備え、前記無菌性維持スリーブが、前記第一注射器筒の内面 の無菌性を維持し、 さらに、予充填された第二注射器アセンブリを備え、この第二注射器アセンブ リが、 一方端に流体放出路を有する第二注射器筒を備え、前記第二注射器筒は、前記 第一注射器アセンブリの無菌性維持スリーブ内に配置されるようなサイズで、さ らに、 前記第二注射器筒内に配置可能で、前記流体放出路と連絡し て流体室を規定する移動可能なピストンプランジャと、 前記第二注射器筒の流体室内の液体とを備え、 前記システムが、さらに、前記第二注射器アセンブリが前記無菌性維持スリー ブ内に配置されると、前記第二注射器アセンブリの流体室から前記第一注射器ア センブリの前記内部混合室への流体連絡を提供する流体移送コネクタ手段を含み 、したがって、前記ピストンプランジャが前記第二注射器アセンブリの前記流体 放出路に向かって移動することにより、前記流体室内の液体が、前記流体移送コ ネクタ手段を通って前記第一注射器アセンブリの内部混合室へ流入することがで き、その後、前記第二注射器アセンブリが前記往復可能な栓および前記無菌性維 持スリーブとともに前記第一注射器アセンブリの薬物送出路に向かって移動する ことにより、前記第一注射器アセンブリの前記混合室から前記薬物送出路を通っ て流れる、薬物送出システム。 2.前記流体移送コネクタ手段が、前記往復可能な栓を通る流体の流れを調整 する手段を含む、請求の範囲第1項に記載の薬物送出システム。 3.前記往復可能な栓が、前記第一注射器筒の前記開放端に 面した外側面と、前記薬物送出路に面した内側面とを有し、 前記往復可能な栓を通る流体の流れを調整する前記手段が、弾性本体を有する 前記往復可能な栓を備え、弾性本体を通る縦方向のスリットが、二つの通常は閉 じた弾性リップを規定する、請求の範囲第2項に記載の薬物送出システム。 4.前記往復可能な栓の弾性本体が、ほぼ中空で、拡張穴と小さい入口路とを 含み、 前記無菌性維持スリーブが、さらに、 前記弾性本体の前記拡張穴で受けるための拡張ヘッドと、 前記弾性本体の前記小さい入口路で受けるための小さいネックと、 前記小さいネックに隣接して、前記往復可能な栓の外側面を軸方向に支持する 、半径方向に延長した支持フランジとを含む、請求の範囲第3項に記載の薬物送 出システム。 5.前記流体移送コネクタ手段が、さらに、前記無菌性維持スリーブの前記拡 張ヘッドと、小さいネックと、半径方向支持フランジとを通る流体通路を含む、 請求の範囲第4項に記載の薬物送出システム。 6.前記往復可能な栓の前記内側面が、頂点に向かって先細 りの円錐面を規定し、前記縦方向スリットが頂点にあり、 前記リップが閉じている場合、クリアランス空間が、無菌性維持スリーブの前 記拡張ヘッドと前記縦方向スリットとの間に規定される、請求の範囲第5項に記 載の薬物送出システム。 7.前記往復可能な栓を通る流体の流れを調整する前記手段が、通常は閉じて 、圧力で起動可能な弁を備える、請求の範囲第2項に記載の薬物送出システム。 8.前記第二注射器アセンブリと前記無菌性維持スリーブとが、嵌合手段を規 定し、該嵌合手段が、 前記第二注射器アセンブリの前記流体放出路にあるルアーノズルと、 前記無菌性維持スリーブ内で協働するルアーソケットとを備える、請求の範囲 第7項に記載の薬物送出システム。 9.前記嵌合手段が、さらに、 前記第二注射器アセンブリ上でねじ接続する手段と、 前記第一注射器アセンブリの無菌性維持スリーブに結合してねじ接続する協働 手段とを含む、請求の範囲第8項に記載の薬物送出システム。 10.前記ねじ接続手段が前記第二注射器筒から半径方向に 延び、 前記ねじ接続する協働手段が前記無菌性維持スリーブのねじ形である、請求の 範囲第9項に記載の薬物送出システム。 11.前記第二注射器アセンブリが、さらに、前記ピストンプランジャの移動 後に、前記第二注射器筒が移動して、前記液体が前記流体室から前記第一注射器 アセンブリの前記内部混合室内に流入することがないよう、前記移動可能ピスト ンプランジャをロックするためのロック手段を含む、請求の範囲第10項に記載 の薬物送出システム。 12.前記流体移送コネクタ手段が、前記流体放出路と流体連絡する前記第二 注射器筒に装着された套管を含み、前記第二注射器アセンブリが嵌合時に、前記 套管が、前記往復可能な栓を通って挿入可能な、請求の範囲第1項に記載のシス テム。 13.さらに、前記第二注射器アセンブリ上で、前記套管を封入するために前 記套管の周囲に配置された保護被覆を含み、前記保護被覆が、貫通可能な端部分 および前記端部分から延在する折り畳み可能な壁部分を含み、したがって、前記 第二注射器アセンブリを前記往復可能な栓と嵌合するよう配置し、前記室が互い に流体連絡で結合すると、前記璧が折り畳まれ、前記 套管が前記端部分を貫通する、請求の範囲第12項に記載のシステム。 14.注射器システムであって、 第一注射器アセンブリを備え、この第一注射器アセンブリが、 流体混合物の送出に対応する送出路を規定する内面、開放端および送出端を有 する第一筒と、 前記第一筒内に摺動可能に配置され、前記第一筒の前記送出端との間で混合室 を規定する往復可能な栓と、 前記往復可能な栓から前記第一注射器筒の前記開放端に向かって延在し、それ と結合する無菌性維持部材とを含み、前記無菌性維持部材が、前記第一注射器筒 の内面の無菌性を維持し、 さらに前記混合室内の第一成分とを含み、 また、第二注射器アセンブリを備え、この第二注射器アセンブリが、 前記無菌性維持部材内に配置されるようなサイズで、流体の放出に対応するよ う前記放出端を通って連絡する放出路を規定する放出端を有する第二筒と、 前記第二筒内に摺動可能に配置され、前記放出端との間で第二室を規定する移 動可能なピストンプランジャと、 前記第二室内の液体の第二成分とを含み、 前記第二注射器アセンブリが、嵌合した無菌性維持スリーブおよび往復可能な 栓とともに前記混合室に対して外側に移動するにつれ、前記往復可能な栓および 無菌性維持部材が、嵌合することができ、協働して、前記液体の第二成分の前記 第二注射器筒から前記混合室への流れに対応する結合手段を規定する、注射器シ ステム。 15.前記結合手段が、前記第二室から前記第一室への流体の流れを制御する 手段を含む、請求の範囲第14項に記載の注射器システム。 16.前記流体の流れを制御する手段が、通常は閉位置に偏った、圧力で起動 する一方弁を含む、請求の範囲第15項に記載の注射器システム。 17.前記往復可能な栓が、弾性材料で作成され、前記第一室に向かって頂点 へと円錐状に先細りで、円錐形の頂点で厚さが薄い部分を含む内側面を有し、頂 点を通って第一室に入り、前記圧力で起動する一方弁を規定する少なくとも一つ のスリットを有する、請求の範囲第16項に記載の注射器システム。 18.前記少なくとも一つのスリットが、前記第二室からの 流体圧力によって、前記第一室へと弾性によって開放する、前記往復可能な栓の 対向するリップを規定する、請求の範囲第17項に記載の注射器システム。 19.前記往復可能な栓が、さらに、前記第一注射器筒の開放端に面する外側 面を含み、前記往復可能な栓が、拡張受け穴と、前記外側面から前記拡張受け穴 へと延びる小さい入口路とを有し、これによって前記リップの開口部が、前記拡 張受け穴から前記往復可能な栓を通って前記第一室までの連絡を確立し、これに よって前記リップが、通常は閉位置に偏り、 前記無菌性維持部材が、一般に円筒形のスリーブを含み、 前記結合手段が、さらに、前記無菌性維持部材上の支持構造を含み、前記支持 構造が、拡張ヘッドとそれに隣接する小さいネックとを含み、前記拡張ヘッドが 、前記往復可能な栓の前記拡張受け穴と密封嵌合し、前記小さいネックが前記往 復可能な栓の前記入口路を通って延び、前記無菌性維持スリーブの支持構造が、 前記拡張ヘッドおよび小さいネックを通る中心通路を規定し、これによって前記 中心通路が、通常は閉された前記リップによって閉塞する、請求の範囲第18項 に記載の注射器システム。 20.前記無菌性維持スリーブの支持構造が、さらに、前記往復可能な栓の前 記外側面を軸方向で支持するために、前記小さいネックの近傍で半径方向フラン ジを備える、請求の範囲第19項に記載の注射器システム。 21.前記結合手段が、さらに、 前記放出路と流体連絡する前記第二筒の前記放出端に配置された雄ルアーノズ ルと、 前記無菌性維持スリーブの支持構造を通る前記中心通路と流体連絡する雌ルア ーソケットとを含み、前記雄ルアーノズルは、前記第二筒を前記第一筒の無菌性 維持スリーブ内に配置すると、前記雌ルアーソケットに挿入することができ、し たがって、前記一方弁が、前記第二室と前記第一室との間の流体の流れを制御す る、請求の範囲第20項に記載の注射器システム。 22.前記無菌性維持スリーブの支持構造が、さらに、嵌合手段を含み、 前記第二注射器筒が、さらに、協働する嵌合手段を含み、したがって、前記第 二筒が、前記往復可能な栓上の前記無菌性維持スリーブの支持構造と嵌合するこ とができる、請求の範囲第 20項に記載の注射器システム。 23.前記嵌合手段が、前記無菌性維持スリーブの支持構造上にねじ形態を備 え、 前記協働する嵌合手段が、前記無菌性維持スリーブの支持構造のねじ形態とね じ嵌合するため、前記第二注射器筒の放出端上でねじ込み可能なフランジを備え 、これによって前記第二注射器筒の前記放出端と前記第一注射器アセンブリとの 間に、流体密封接続が確立される、請求の範囲第22項に記載の注射器システム 。 24.さらに、前記第一筒の送出路を閉塞する第一取り外し可能クロージャと 、 前記第二筒の放出路を閉塞する第二取り外し可能クロージャと、 前記送出端と反対側で、取り外し可能に前記第一筒に装着されるカバーとを含 む、請求の範囲第14項に記載の注射器システム。 25.前記往復可能な栓が弾性エラストマー材料である、請求の範囲第14項 に記載の注射器システム。 26.さらに、前記無菌性維持部材の外側で、前記第一筒の 前記開放端を密封するプラグを含む、請求の範囲第14項に記載の注射器システ ム。
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US40843695A | 1995-03-22 | 1995-03-22 | |
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US08/616,798 US5785682A (en) | 1995-03-22 | 1996-03-15 | Pre-filled syringe drug delivery system |
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JPH11502731A true JPH11502731A (ja) | 1999-03-09 |
JP3803933B2 JP3803933B2 (ja) | 2006-08-02 |
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JP52862996A Expired - Fee Related JP3803933B2 (ja) | 1995-03-22 | 1996-03-21 | 予充填注射器薬物送出システム |
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US (1) | US5785682A (ja) |
EP (1) | EP0817654B1 (ja) |
JP (1) | JP3803933B2 (ja) |
AT (1) | ATE222784T1 (ja) |
AU (1) | AU696759B2 (ja) |
CA (1) | CA2215912C (ja) |
DE (1) | DE69623268T2 (ja) |
DK (1) | DK0817654T3 (ja) |
ES (1) | ES2184856T3 (ja) |
PT (1) | PT817654E (ja) |
WO (1) | WO1996029106A2 (ja) |
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JP2014193397A (ja) * | 2011-04-05 | 2014-10-09 | Covidien Lp | 麻酔薬の注射器 |
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JP2019519312A (ja) * | 2016-06-14 | 2019-07-11 | ファルマック エルエルシー | セプタムを有するバイアルに対して液体を内外へ移送するための注射器装置 |
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JPWO2019189457A1 (ja) * | 2018-03-28 | 2021-04-22 | 株式会社Cmc医薬 | 2成分混合型プレフィルドシリンジキット |
Also Published As
Publication number | Publication date |
---|---|
DE69623268D1 (de) | 2002-10-02 |
EP0817654B1 (en) | 2002-08-28 |
DK0817654T3 (da) | 2003-01-06 |
CA2215912C (en) | 2007-05-29 |
ATE222784T1 (de) | 2002-09-15 |
JP3803933B2 (ja) | 2006-08-02 |
EP0817654A2 (en) | 1998-01-14 |
US5785682A (en) | 1998-07-28 |
CA2215912A1 (en) | 1996-09-26 |
ES2184856T3 (es) | 2003-04-16 |
AU696759B2 (en) | 1998-09-17 |
WO1996029106A3 (en) | 1996-10-24 |
PT817654E (pt) | 2003-01-31 |
AU5258296A (en) | 1996-10-08 |
DE69623268T2 (de) | 2003-04-17 |
WO1996029106A2 (en) | 1996-09-26 |
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