JP2015039630A - 安全ペンニードルのための伸長されたハブ - Google Patents
安全ペンニードルのための伸長されたハブ Download PDFInfo
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- 238000002347 injection Methods 0.000 claims abstract description 34
- 239000007924 injection Substances 0.000 claims abstract description 34
- 239000003814 drug Substances 0.000 claims abstract description 26
- 229940079593 drug Drugs 0.000 claims abstract description 26
- 230000035515 penetration Effects 0.000 claims abstract description 24
- 230000028161 membrane depolarization Effects 0.000 claims description 30
- 238000010254 subcutaneous injection Methods 0.000 claims description 2
- 239000007929 subcutaneous injection Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 10
- 238000003825 pressing Methods 0.000 claims 1
- 239000000243 solution Substances 0.000 abstract 1
- 230000001681 protective effect Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000036512 infertility Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007920 subcutaneous administration Methods 0.000 description 1
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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
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- 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
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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
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- 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
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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
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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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- 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
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- 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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Abstract
【解決手段】注射後に第1の消極シールドにニードルカニューレ14がシールドされるペンニードルアセンブリ10において、薬物ペン本体を受け入れるよう適合されたハブ12は、アセンブリの外側スリーブ18を超えて遠位方向に伸長するハブポスト16を含み、ニードルカニューレの遠位端と前記ハブの遠位端との間の距離d1が、前記ニードルカニューレの有効穿通深さとなる。
【選択図】図1
Description
12 ハブ
14 ニードルカニューレ
18 外側スリーブ
42 外側シールド
44 内側シールド
96 消極非患者端シールド
d1 有効穿通深さ
Claims (20)
- 内部に薬物区画を有する薬物ペン本体を受け入れるよう適合されたハブと、
前記ハブに固定されたニードルカニューレであって、前記ハブの遠位端から延びる遠位端と、前記ペン本体の薬物区画にアクセスするよう適合された近位端とを有するニードルカニューレと、
前記ハブに配置され、前記ニードルカニューレを取り囲む第1の消極シールドと、
前記第1の消極シールドを、注射後に前記ニードルカニューレを覆う遠位位置に付勢する付勢部材と、
前記ハブに取り付けられた外側スリーブであって、前記第1の消極シールドおよび前記ハブを取り囲む遠位端を有する外側スリーブと、
を備え、
前記ハブの遠位端が、前記外側スリーブの遠位端の遠位側に位置され、前記ニードルの遠位端と前記ハブの遠位端との間の距離が、前記ニードルの有効穿通深さである、ペンニードルアセンブリ。 - 前記第1の消極シールドの半径方向外側かつ前記外側スリーブの半径方向内側に、外側シールドをさらに備え、前記外側シールドが、使用前の初期状態において前記ニードルカニューレを覆う、請求項1に記載のペンニードルアセンブリ。
- 消極近位端シールドと、注射時に前記ニードルカニューレの近位端を覆うよう前記消極近位端シールドを付勢する付勢部材とをさらに備える、請求項1に記載のペンニードルアセンブリ。
- 前記ニードルの遠位端と前記ハブの遠位端との間の距離であって、前記ニードルの有効穿通深さを規定する距離が、4〜8mmの範囲内にある、請求項1に記載のペンニードルアセンブリ。
- 前記ニードルの遠位端と前記ハブの遠位端との間の距離であって、前記ニードルの有効穿通深さを規定する距離が、皮内注射深さである、請求項1に記載のペンニードルアセンブリ。
- 前記ハブが、本体部とポスト部とを備え、前記ポスト部が、前記本体部より細く、前記本体部の遠位側に位置され、
前記第1の消極シールドが前記ハブの周りに受け入れられ、これにより、前記第1の消極シールドのローブが、前記ハブの突起に係合し、前記第1の消極シールドの回転を防止し、
前記ペンニードルアセンブリが、前記第1の消極シールドの半径方向外側に外側シールドをさらに備え、前記外側シールドが、前記第1の消極シールドを初期位置に保持する保持要素を有し、前記外側シールドの近位方向の移動が、前記第1の消極シールドを前記保持要素から解放し、これにより、前記第1の消極シールドが、前記付勢部材の付勢下で遠位方向に移動し、使用後位置において前記ニードルカニューレを覆い、
前記ペンニードルアセンブリが、第2の付勢部材により付勢されて注射後に前記ニードルカニューレの近位端を覆う消極近位端シールドをさらに備える、請求項1に記載のペンニードルアセンブリ。 - 内部に薬物区画を有する薬物ペン本体を受け入れるよう適合されたハブと、
前記ハブに固定されたニードルであって、前記ハブの遠位端から延びる遠位端と、前記ペン本体の薬物区画にアクセスするよう適合された近位端とを有するニードルと、
前記ニードルを取り囲む前記ハブ上の内側シールドであって、これにより、前記ニードルの遠位端が初期位置において前記内側シールドから突出する内側シールドと、
前記内側シールドを遠位方向に付勢するスプリングと、
前記内側シールドを取り囲み、前記スプリングの付勢に抗じて前記内側シールドを前記初期位置に解放可能に保持する外側シールドと、
前記外側シールドを取り囲むスリーブと、
を備え、
前記ハブの遠位端が、前記外側スリーブの遠位側に位置される、ペンニードルアセンブリ。 - 前記ニードルの遠位端と前記ハブの遠位端との間の距離が、前記ニードルの有効穿通深さである、請求項7に記載のペンニードルアセンブリ。
- 前記ニードルの有効穿通深さが4〜8mmである、請求項8に記載のペンニードルアセンブリ。
- 前記有効穿通深さが皮内注射深さである、請求項7に記載のペンニードルアセンブリ。
- 前記ハブが、本体部とポスト部とを備え、前記ポスト部が、前記本体部の遠位側に位置され、前記ポスト部が、前記外側スリーブを超えて遠位側に伸長され、前記本体部が、前記外側スリーブを超えて遠位側に伸長されない、請求項7に記載のペンニードルアセンブリ。
- 第2のスプリングと、近位端消極シールドとをさらに備え、前記第2のスプリングが、注射後に前記ニードルカニューレの近位端の周りで前記近位端シールドを付勢する、請求項7に記載のペンニードルアセンブリ。
- 患者に注射を施し、薬物ペンのニードルカニューレを消極的にシールドする方法であって、
内部に薬物区画を有する薬物ペン本体上にニードル保持ハブを備えるペンニードルアセンブリを設けるステップであって、前記ハブに固定されたニードルカニューレが前記ハブの遠位端から遠位側に伸長し、前記ニードルの近位端が前記ペン本体の薬物区画にアクセスするステップと、
前記ペンニードルアセンブリに、第1の消極シールドと、前記第1の消極シールドを遠位側に付勢する第1の付勢部材と、前記第1の消極シールドを取り囲む遠位端を有する外側スリーブとを設けるステップであって、前記外側スリーブの遠位端が前記ハブの遠位端の近位側に位置されるステップと、
前記第1の消極シールドを、その遠位端から前記ニードルカニューレが突出する初期位置に保持するステップと、
前記薬物ペンに圧力を加えるステップであって、これにより、前記ニードルカニューレが、前記ニードルの遠位端と前記ハブの遠位端との間の距離によって規定される有効穿通深さまで、患者の組織に進入するステップと、
前記第1の消極シールドを、薬物注射後に前記ニードルカニューレを覆う遠位位置に解放し、ニードルを患者の組織から取り除くステップと、
を備える方法。 - 前記第1の消極シールドの半径方向外側かつ前記外側スリーブの半径方向内側において、前記ペンニードルアセンブリに外側シールドを設けるステップであって、前記外側シールドが、使用前の初期状態において前記ニードルカニューレを覆うステップと、
前記外側シールドと前記内側シールドの接触により、前記内側シールドを前記初期位置に解放可能に保持するステップと、
注射時に前記外側シールドを近位方向に移動させ、前記第1の消極シールド解放するステップと、
をさらに備える、請求項13に記載の方法。 - 前記外側シールドが、回転して前記第1の消極シールドを解放する、請求項14に記載の方法。
- 前記ペンニードルアセンブリに、第2の付勢部材により近位方向に付勢される消極近位端シールドを設けるステップと、
注射後に前記ペン本体から前記ペンニードルアセンブリを取り外し、前記近位端シールドに、前記ニードルカニューレの近位端を覆わせるステップと、
をさらに備える、請求項13に記載の方法。 - 前記第1の消極シールドを、前記初期位置において前記外側スリーブの遠位側に配置し、前記内側シールドを前記ハブの遠位端の位置またはその近位側の位置に維持するのに要する力を低減するステップを備える、請求項13に記載の方法。
- 注射が皮下注射であり、穿通深さが4〜8mmの範囲内にある、請求項13に記載の方法。
- 注射が皮内注射である、請求項13に記載の方法。
- 前記第1の消極シールドを、前記ニードルの遠位端を覆う位置に突出させてロックするステップを備える、請求項13に記載の方法。
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US13/972,411 US9272100B2 (en) | 2013-08-21 | 2013-08-21 | Extended hub for a safety pen needle |
US13/972,411 | 2013-08-21 |
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JP2019039599A Division JP7112626B2 (ja) | 2013-08-21 | 2019-03-05 | 安全ペンニードルのための伸長されたハブ |
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JP2019039599A Active JP7112626B2 (ja) | 2013-08-21 | 2019-03-05 | 安全ペンニードルのための伸長されたハブ |
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EP (2) | EP3332824A1 (ja) |
JP (2) | JP6755636B2 (ja) |
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WO2016158141A1 (ja) * | 2015-03-27 | 2016-10-06 | テルモ株式会社 | 注射針組立体および薬剤注射装置 |
WO2016158142A1 (ja) * | 2015-03-27 | 2016-10-06 | テルモ株式会社 | 注射針組立体および薬剤注射装置 |
WO2016158140A1 (ja) * | 2015-03-27 | 2016-10-06 | テルモ株式会社 | 注射針組立体および薬剤注射装置 |
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CN104307072A (zh) * | 2014-10-29 | 2015-01-28 | 杭州普昂医疗科技有限公司 | 安全式胰岛素笔针 |
CA2895103A1 (en) | 2015-06-25 | 2016-12-25 | Montmed Inc | Coloured pen needles, kit and method for using the same |
US9757966B2 (en) * | 2016-01-15 | 2017-09-12 | Sympateco, Inc. | Printer head cleaner assembly |
USD847981S1 (en) * | 2016-08-10 | 2019-05-07 | Owen Mumford Limited | Safety pen needle |
USD938022S1 (en) * | 2016-08-10 | 2021-12-07 | Owen Mumford Limited | Safety pen needle |
GB2560556A (en) * | 2017-03-15 | 2018-09-19 | Owen Mumford Ltd | A Needle cover |
WO2019176727A1 (ja) | 2018-03-16 | 2019-09-19 | テルモ株式会社 | 針組立体 |
USD952136S1 (en) | 2019-06-14 | 2022-05-17 | Owen Mumford Limited | Syringe |
USD914208S1 (en) | 2019-06-14 | 2021-03-23 | Owen Mumford Limited | Syringe component |
USD959651S1 (en) | 2020-04-08 | 2022-08-02 | Owen Mumford Limited | Medical instrument |
USD972745S1 (en) | 2020-05-07 | 2022-12-13 | Owen Mumford Limited | Testing device |
WO2023091966A1 (en) * | 2021-11-17 | 2023-05-25 | Embecta Corp. | Retractable sleeve for pen needle assembly |
WO2023110893A1 (en) * | 2021-12-15 | 2023-06-22 | Sanofi | Assembly for an injection device, injection device comprising such an assembly, medicament container for such an assembly, and method for producing such a medicament container |
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WO2016158141A1 (ja) * | 2015-03-27 | 2016-10-06 | テルモ株式会社 | 注射針組立体および薬剤注射装置 |
WO2016158142A1 (ja) * | 2015-03-27 | 2016-10-06 | テルモ株式会社 | 注射針組立体および薬剤注射装置 |
WO2016158140A1 (ja) * | 2015-03-27 | 2016-10-06 | テルモ株式会社 | 注射針組立体および薬剤注射装置 |
JPWO2016158140A1 (ja) * | 2015-03-27 | 2018-01-18 | テルモ株式会社 | 注射針組立体および薬剤注射装置 |
JPWO2016158142A1 (ja) * | 2015-03-27 | 2018-01-25 | テルモ株式会社 | 注射針組立体および薬剤注射装置 |
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Also Published As
Publication number | Publication date |
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CN204219535U (zh) | 2015-03-25 |
US9272100B2 (en) | 2016-03-01 |
CA2858665C (en) | 2022-12-13 |
US20150057637A1 (en) | 2015-02-26 |
JP7112626B2 (ja) | 2022-08-04 |
EP3332824A1 (en) | 2018-06-13 |
JP2019103852A (ja) | 2019-06-27 |
EP2839854B1 (en) | 2018-01-17 |
CA2858665A1 (en) | 2015-02-21 |
ES2663776T3 (es) | 2018-04-17 |
JP6755636B2 (ja) | 2020-09-16 |
EP2839854A1 (en) | 2015-02-25 |
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