JP7221231B2 - 針方向変更装置付き安全注射器 - Google Patents
針方向変更装置付き安全注射器 Download PDFInfo
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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
- A61M5/32—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
- A61M5/3278—Apparatus for destroying used needles or syringes
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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
- A61M5/31501—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
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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
- A61M5/32—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
- A61M5/3216—Caps placed transversally onto the needle, e.g. pivotally attached to the needle base
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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
- A61M5/32—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
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
- A61M5/3245—Constructional features thereof, e.g. to improve manipulation or functioning
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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
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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
- A61M5/31501—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
- A61M5/31501—Means for blocking or restricting the movement of the rod or piston
- A61M2005/3151—Means for blocking or restricting the movement of the rod or piston by friction
-
- 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
- A61M5/3216—Caps placed transversally onto the needle, e.g. pivotally attached to the needle base
- A61M2005/3217—Means to impede repositioning of protection cap from needle covering to needle uncovering position, e.g. catch mechanisms
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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
- A61M5/32—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
- A61M5/3278—Apparatus for destroying used needles or syringes
- A61M2005/3284—Deformaton of needle by deflection or bending
-
- 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
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0216—Materials providing elastic properties, e.g. for facilitating deformation and avoid breaking
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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
- 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
-
- 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
- A61M5/31513—Piston constructions to improve sealing or sliding
-
- 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
- A61M5/3202—Devices for protection of the needle before use, e.g. caps
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (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)
Description
圧力の印加が続くと、スライド部材がバレルの長手方向軸に対して横方向に移動することで、スライド部材は針軸部の曲がった部分に載るか、又は当該部分を横切って横方向に移動する。この動きは、針先端が開口に落ちて、開口を通って、針先端が医療従事者又は患者との偶然の接触からスライド部材によって保護される位置に至るまで続く。スライド部材及び針は、スライド部材の停止面がバレルの外壁と係合することによってスライドの横方向の動きが停止する前に、針の先端が開口を通ってスライド部材の後ろに落ちるように、サイズが決められて協働するように構成されることが望ましい。
Claims (12)
- ノーズ端部(30)を有する円筒状本体(25)を備えるバレル(22)と、
前記バレル(22)の前記ノーズ端部(30)に接続された針(52)であって、針先端を含む前方に延びる端部を有する針(52)と、
前記バレル(22)の内側にスライド可能に配置されたプランジャ(24)であって、前記プランジャ(24)と前記バレルの内壁との間に流体シールを確立するプランジャシール(62)を更に含むプランジャ(24)と、
を備えている安全注射器(20)において、
前記バレル(22)の前記ノーズ端部(30)は、スライド支持構造体(32)、上側スライド支持レール(34)、下側スライド支持レール(38)、及び針方向変更装置を備えており、
前記針方向変更装置は、前記スライド支持構造体(32)に取り付けられたスライド部材(26)を備えており、
前記スライド部材(26)は、開口(46)と、前記上側スライド支持レール(34)とスライド可能に係合可能である上側横方向レール(44)及び前記下側スライド支持レール(38)とスライド可能に係合可能である下側横方向レール(48)を有する背面(40)と、横向きの接触パッド(41)とを備えており、
前記針(52)は、前記開口(46)を通って前記バレル(22)の前記ノーズ端部(30)から前方に突出し、
注射と患者からの前記針(52)の取外しとに続いて前記接触パッド(41)に指圧を加えると、前記スライド支持構造体(32)に対して前記スライド部材(26)の横方向のスライド移動が開始し、
前記スライド部材(26)の横方向のスライド移動と前記横向きの接触パッド(41)への指圧の継続的な印加とによって、針先端が前記バレル(22)と同軸状に整列する第1の位置から第2の位置に前記針(52)が曲げられ、前記第2の位置では、前記針先端は、前記バレル(22)に対して実質的に横に配置されて前記スライド部材(26)の後ろの保護位置に配置される、安全注射器。 - 前記バレル(22)が約1mL以下の注射剤又は注入剤を投与するように構成されている、請求項1に記載の安全注射器。
- 前記針(52)は約4mm乃至約13mmの公称長さを有する、請求項1に記載の安全注射器。
- 前記針(52)は約4mm乃至約8mmの公称長さを有する、請求項3に記載の安全注射器。
- 前記針(52)は約28乃至約32の公称ゲージを有する、請求項1に記載の安全注射器。
- 前記針(52)はインスリンを投与するのに有用である、請求項1に記載の安全注射器。
- 前記針(52)は、前記バレルの前記ノーズ端部(30)の内側に対して固定されて取り付けられている、請求項1に記載の安全注射器。
- 前記針(52)は、前記バレル(22)の前記ノーズ端部(30)の内側で針ホルダーに固定されて取り付けられている、請求項1に記載の安全注射器。
- ノーズ端部(30)を有するバレル(22)と、皮下注射の投与に使用するのに適している細いゲージの針(52)とを備える注射器(20)において、
前記バレル(22)の前記ノーズ端部(30)に取り付けられたスライド部材(26)を備える針方向変更装置を備えており、前記針(52)の先端は、注射中に前記バレル(22)と同軸状に整列して前記スライド部材(26)の前方に突出し、
前記ノーズ端部(30)は、前記スライド部材(26)が取り付けられるスライド支持構造体(32)を更に備えており、前記スライド部材(26)と前記スライド支持構造体(32)との間の相対的な横方向のスライド移動が可能にされており、
注射に続いて前記スライド部材(26)の接触パッド(41)に手で圧力を加えると、前記スライド部材(26)が前記針(52)の先端を曲げるように構成されており、それによって、前記スライド部材(26)は、同軸状に整列した前記針(52)と前記バレル(22)の前記ノーズ端部(30)とに対して横方向に動かされて、前記針(52)の先端が、前記ノーズ端部(30)の前方で曲げられて後ろに配置されて、前記スライド部材によって保護され、
前記注射器(20)は、選択的に取外し可能な針キャップ(50)を更に備えており、前記針キャップ(50)は、前記スライド支持構造体(32)及び前記スライド部材(26)の少なくとも一方と摩擦係合し、前記スライド部材(26)が前記同軸状に整列した前記針(52)と前記バレル(22)に対して注射前に横方向に動くことを制限する、注射器。 - 前記スライド部材(26)が開口(46)を更に備えており、注射中に前記針(52)の先端が前記開口(46)を通って前方に突出する、請求項9に記載の注射器。
- 前記細いゲージ(52)の針は28乃至32のゲージを有する、請求項9に記載の注射器。
- 前記細いゲージ(52)の針は約4乃至約13mmの長さを有する、請求項9に記載の注射器。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/635,346 US10625028B2 (en) | 2017-06-28 | 2017-06-28 | Safety syringe with needle redirection device |
US15/635,346 | 2017-06-28 | ||
PCT/US2018/036687 WO2019005454A1 (en) | 2017-06-28 | 2018-06-08 | SAFETY SYRINGE WITH NEEDLE REDIRECTION DEVICE |
Publications (2)
Publication Number | Publication Date |
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JP2020525213A JP2020525213A (ja) | 2020-08-27 |
JP7221231B2 true JP7221231B2 (ja) | 2023-02-13 |
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JP2019572439A Active JP7221231B2 (ja) | 2017-06-28 | 2018-06-08 | 針方向変更装置付き安全注射器 |
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Country | Link |
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US (1) | US10625028B2 (ja) |
EP (1) | EP3645086B1 (ja) |
JP (1) | JP7221231B2 (ja) |
CN (2) | CN115040728A (ja) |
BR (1) | BR112019027901A2 (ja) |
CA (2) | CA3229644A1 (ja) |
ES (1) | ES2970588T3 (ja) |
MX (1) | MX2019015521A (ja) |
WO (1) | WO2019005454A1 (ja) |
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CN113041442B (zh) * | 2021-02-04 | 2024-06-14 | 广东健力源医疗科技有限公司 | 一种套管式多功能防刺留置针 |
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JP2004526521A (ja) | 2001-04-13 | 2004-09-02 | ベクトン・ディキンソン・アンド・カンパニー | 予め充填可能な皮内送出装置 |
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- 2018-06-08 BR BR112019027901-6A patent/BR112019027901A2/pt active IP Right Grant
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JP2004526521A (ja) | 2001-04-13 | 2004-09-02 | ベクトン・ディキンソン・アンド・カンパニー | 予め充填可能な皮内送出装置 |
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EP3645086B1 (en) | 2023-12-06 |
EP3645086A1 (en) | 2020-05-06 |
US10625028B2 (en) | 2020-04-21 |
EP3645086A4 (en) | 2021-02-24 |
WO2019005454A1 (en) | 2019-01-03 |
CN110831646B (zh) | 2022-07-12 |
CA3067743A1 (en) | 2019-01-03 |
MX2019015521A (es) | 2020-02-13 |
ES2970588T3 (es) | 2024-05-29 |
JP2020525213A (ja) | 2020-08-27 |
CA3229644A1 (en) | 2019-01-03 |
US20190001075A1 (en) | 2019-01-03 |
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CN115040728A (zh) | 2022-09-13 |
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