JP2016538916A - 針カニューレを備える注射デバイス - Google Patents
針カニューレを備える注射デバイス Download PDFInfo
- Publication number
- JP2016538916A JP2016538916A JP2016527247A JP2016527247A JP2016538916A JP 2016538916 A JP2016538916 A JP 2016538916A JP 2016527247 A JP2016527247 A JP 2016527247A JP 2016527247 A JP2016527247 A JP 2016527247A JP 2016538916 A JP2016538916 A JP 2016538916A
- Authority
- JP
- Japan
- Prior art keywords
- reservoir
- shield
- needle
- injection device
- needle cannula
- 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
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- A61M2005/3117—Means preventing contamination of the medicament compartment of a syringe
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- 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
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- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
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- A61M2005/3267—Biased sleeves where the needle is uncovered by insertion of the needle into a patient's body
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Abstract
Description
− 注射すべき薬学的な液体薬物を含む内部チャンバを有するカートリッジを保持するハウジング。薬学的な液体薬物は、液体薬物を生物静止性に維持する、すなわち、液体薬物中に、特に微生物である生物の成長または増殖を阻止する保存薬を含む。
− 前部および後部を有する複数の注射に使用可能な針カニューレ。後部は、カートリッジの内部チャンバと液体連通するように適合され、また前部は、ユーザの皮膚を貫通するように適合された鋭利な先端を有する、また
− 後続して行われる注射時以外の期間に、針カニューレの少なくとも先端を浄化するための所定容積の液を保持する貯蔵器を遠位に備える伸縮式の針を覆うシールド。伸縮式の針シールドは、伸縮式の針シールドとハウジングの間に動作可能に位置する、好ましくは圧縮ばねである弾性部材により遠位方向に押される。
− 針カニューレの前部の先端が貯蔵器の内側に維持される第1の位置、および
− 針カニューレ(10)の前部の先端が貯蔵器の外側に、かつ貯蔵器の遠位に位置する第2の位置。
i)針カニューレの先端が伸縮式シールドの貯蔵器の内側に位置するように、伸縮式シールドを有する注射デバイスを第1の位置に保持するステップと、
ii)カートリッジのチャンバ内側に含まれている所定容積の薬学的な保存薬を含む液体薬物を伸縮式シールドの貯蔵器の中へと自動的に移送させるステップと
である。
「注射ペン」は、通常、筆記するためのペンと幾分似ている長円形または細長い形状を有する注射装置である。このようなペンは、通常、管状の横断面を有するが、それらは、三角形、長方形もしくは正方形、またはこれらの幾何形状に近い任意の変形形態など、様々な横断面を容易に有することもできる。
1つの具体的な例では、カートリッジ20のチャンバ21に、かつ伸縮式シールド30の貯蔵器31に含まれる液体の薬学的な薬物は、Novo Nordisk A/Sにより製造され、かつ販売されるNovoLog(登録商標)とすることができる。
・インスリンアスパルト100単位/mL
・グリセリン16mg/mL
・フェノール1.50mg/mL
・メタクレゾール1.72mg/mL
・亜鉛19.6mcg/mL
・無水リン酸水素二ナトリウム1.25mg/mL
・塩化ナトリウム0.58mg/mL
・注射用の水
である。
Claims (16)
- 保存薬を含む薬学的な液体薬物を注射するための注射デバイスであって、
注射すべき前記薬学的な保存薬を含む液体薬物を含む内部チャンバ(21)を有するカートリッジ(20)を支持するハウジング(1)と、
複数の注射に使用可能であり、かつ先端(13)を備える前部(11)、および後部(12)を有する針カニューレ(10)であって、後部(12)が、前記カートリッジ(20)の前記内部チャンバ(21)と液体連通するように適合される、針カニューレ(10)と、
後続して行われる注射との間の期間に、前記針カニューレ(10)の少なくとも前記先端(13)を浄化するための所定容積の液を収納する貯蔵器(31)を遠位に備える伸縮式の針を覆うシールド(30)であって、前記伸縮式の針を覆うシールド(30)が、第1の弾性部材(40)により第1の位置へと遠位方向に付勢され、かつ注射中に、前記第1の弾性部材(40)のバイアスに抗して第2の位置へと近位方向に移動し、
前記第1の位置は、前記針カニューレ(10)の前記前部(11)の前記先端(13)が前記貯蔵器(31)の内側に位置する位置であり、かつ
前記第2の位置は、前記針カニューレ(10)の前記前部(11)の前記先端(13)が前記貯蔵器(31)の外側に、かつ前記貯蔵器(31)の遠位に位置する位置である、伸縮式の針を覆うシールド(30)とを備え、
前記伸縮式の針を覆うシールド(30)の前記貯蔵器(31)に収納された前記所定容積の液が、前記カートリッジ(20)の前記チャンバ(21)に含まれた前記薬学的な保存薬を含む液体薬物中に存在するものと同じ保存薬を含む、注射デバイス。 - 前記薬学的な保存薬を含む液体薬物の前記保存薬は、フェノール、メタクレゾール、またはそれらの組合せである、請求項1に記載の薬物送達デバイス。
- 前記同一の薬学的な保存薬を含む液体薬物は、前記伸縮式の針を覆うシールド(30)の前記貯蔵器(31)と、前記カートリッジ(20)の前記チャンバ(21)との両方に存在する、請求項1または2に記載の薬物送達デバイス。
- 前記薬学的な保存薬を含む液体薬物は、インスリン、インスリン類似体、GLP−1、またはGLP−2などの血糖調節薬である、請求項1から3のいずれか一項に記載の薬物送達デバイス。
- 前記針カニューレ(10)は、ハブ(15)に固定される、請求項1から4のいずれか一項に記載の薬物送達デバイス。
- 前記ハブ(15)が、前記注射デバイスに前記ハブ(15)を取り付けるための結合手段(16)を備える、請求項5に記載の薬物送達デバイス。
- 前記伸縮式シールド(30)の前記貯蔵器(31)は、遠位方向に遠位の隔壁(32)を、かつ近位方向に近位の隔壁(33)を備える、請求項1から6のいずれか一項に記載の薬物送達デバイス。
- 前記貯蔵器(31)の前記近位の隔壁(33)は、前記伸縮式シールド(30)に対して移動可能である、請求項7に記載の薬物送達デバイス。
- 前記遠位の隔壁(32)と前記近位の隔壁(33)の一方、または両方は、少なくとも第1の位置で、前記針カニューレ(10)の前記前部(11)の前記先端(13)を囲む刻まれた部分(34)を備える、請求項7または8に記載の薬物送達デバイス。
- 前記所定容積の薬学的な保存薬を含む液体薬物が、前記カートリッジ(20)の前記チャンバ(21)から、前記伸縮式針シールド(30)の前記貯蔵器(31)の中へと自動的に移送される、請求項1から9のいずれか一項に記載の薬物送達デバイス。
- 前記近位の隔壁(33)は、自動的に近位方向に移動され、それにより、前記伸縮式針シールド(30)の前記貯蔵器(31)の内側に真空が生成される、請求項10に記載の薬物送達デバイス。
- 前記貯蔵器(31)の前記近位の隔壁(33)は、第2の弾性部材(45)により近位方向に付勢される、請求項11に記載の薬物送達デバイス。
- 前記近位の隔壁(33)は、前記第2の弾性部材(45)の影響下で軸方向に移動する軸方向への可動要素(50)に固定される、請求項12に記載の薬物送達デバイス。
- 前記注射デバイスは、前記注射デバイスを最初に使用すると、所定量の薬学的な保存薬を含む液体薬物を前記貯蔵器(31)の中に自動的に排出する、請求項10に記載の薬物送達デバイス。
- 請求項3から14のいずれか一項に記載の前記注射デバイスを準備する方法であって、
i)前記針カニューレ(10)の前記前部(11)の前記先端(13)が前記伸縮式シールド(30)の前記貯蔵器(31)の内側に位置するように、前記伸縮式針シールド(30)を有する前記注射デバイスを前記第1の位置に保持するステップと、
ii)前記カートリッジ(20)の前記チャンバ(21)の内側に含まれている所定容積の前記薬学的な保存薬を含む液体薬物を、前記伸縮式シールド(30)の前記貯蔵器(31)の中へと自動的に移送するステップと
を含む方法。 - 前記伸縮式針シールド(30)の前記貯蔵器(31)へと移送する前記ステップは、前記第2の弾性部材(45)により自動的に行われる、請求項15に記載の方法。
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PCT/EP2014/071746 WO2015062845A1 (en) | 2013-10-31 | 2014-10-10 | Injection device with a needle cannula |
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WO2015062845A1 (en) | 2015-05-07 |
HUE039246T2 (hu) | 2018-12-28 |
EP3062836A1 (en) | 2016-09-07 |
DK3062836T3 (en) | 2018-06-25 |
CN105658256B (zh) | 2019-06-18 |
JP6483676B2 (ja) | 2019-03-13 |
US20160271319A1 (en) | 2016-09-22 |
TR201808189T4 (tr) | 2018-07-23 |
ES2674227T3 (es) | 2018-06-28 |
CN105658256A (zh) | 2016-06-08 |
PL3062836T3 (pl) | 2018-08-31 |
US10335535B2 (en) | 2019-07-02 |
EP3378507B1 (en) | 2020-06-10 |
EP3378507A1 (en) | 2018-09-26 |
EP3062836B1 (en) | 2018-04-25 |
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