JP2011183076A - 医療用針及び穿刺具 - Google Patents
医療用針及び穿刺具 Download PDFInfo
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- JP2011183076A JP2011183076A JP2010053881A JP2010053881A JP2011183076A JP 2011183076 A JP2011183076 A JP 2011183076A JP 2010053881 A JP2010053881 A JP 2010053881A JP 2010053881 A JP2010053881 A JP 2010053881A JP 2011183076 A JP2011183076 A JP 2011183076A
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- puncture
- medical needle
- living body
- holding chamber
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- A61B5/15117—Driving means for propelling the piercing element to pierce the skin, e.g. comprising mechanisms based on shape memory alloys, magnetism, solenoids, piezoelectric effect, biased elements, resilient elements, vacuum or compressed fluids comprising biased elements, resilient elements or a spring, e.g. a helical spring, leaf spring, or elastic strap
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Abstract
【課題】 生体内への投与物の所定量の投与、及び/又は、生体内からの被採取物の所定量の採取を、容易且つ正確に行うことができる医療用針を提供する。
【解決手段】 生体内に侵入可能な穿刺部10を備える医療用針1であって、穿刺部10は、外周面に互いに平行な一対の平面部12,12を有しており、一対の平面部12,12にそれぞれ開口するように貫通し穿刺部10の内部に画定される保持チャンバ18が形成されている。
【選択図】 図1
Description
10 穿刺部
12 平面部
18 保持チャンバ
20 保持部
40 穿刺具
44 ケーシング
Claims (6)
- 生体内に侵入可能な穿刺部を備える医療用針であって、
前記穿刺部は、外周面に互いに平行な一対の平面部を有しており、
前記一対の平面部にそれぞれ開口するように貫通し、前記穿刺部の内部に画定される保持チャンバが形成された医療用針。 - 前記保持チャンバは、前記穿刺部の内部から前記一対の平面部の一方又は双方に向けてテーパ状に拡径するように形成されている請求項1に記載の医療用針。
- 前記保持チャンバは、前記穿刺部の穿刺方向に間隔をあけて複数形成されている請求項1に記載の医療用針。
- 生分解性材料からなり、全体が生体内に侵入して留置可能に構成された請求項1に記載の医療用針。
- 前記穿刺部を生体外で支持する保持部を更に備える請求項1に記載の医療用針。
- 請求項1から5のいずれかに記載の医療用針と、前記医療用針を進出可能に収容するケーシングとを備える穿刺具。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010053881A JP5668192B2 (ja) | 2010-03-10 | 2010-03-10 | 医療用針及び穿刺具 |
EP11753239.0A EP2545955B1 (en) | 2010-03-10 | 2011-03-02 | Medical needle and puncturing instrument |
CN201180013091.7A CN102791324B (zh) | 2010-03-10 | 2011-03-02 | 医疗用针和穿刺器具 |
US13/582,353 US8998859B2 (en) | 2010-03-10 | 2011-03-02 | Medical needle and puncturing instrument |
PCT/JP2011/054744 WO2011111580A1 (ja) | 2010-03-10 | 2011-03-02 | 医療用針及び穿刺具 |
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JP2010053881A JP5668192B2 (ja) | 2010-03-10 | 2010-03-10 | 医療用針及び穿刺具 |
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JP2011183076A true JP2011183076A (ja) | 2011-09-22 |
JP5668192B2 JP5668192B2 (ja) | 2015-02-12 |
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JP2010053881A Active JP5668192B2 (ja) | 2010-03-10 | 2010-03-10 | 医療用針及び穿刺具 |
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US (1) | US8998859B2 (ja) |
EP (1) | EP2545955B1 (ja) |
JP (1) | JP5668192B2 (ja) |
CN (1) | CN102791324B (ja) |
WO (1) | WO2011111580A1 (ja) |
Cited By (6)
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US20130103069A1 (en) * | 2011-10-24 | 2013-04-25 | Roche Diagnostics Operations, Inc. | Collecting Technique And Device To Concentrate A Blood Sample On A Test Pad |
JP2014140642A (ja) * | 2012-12-28 | 2014-08-07 | Dainippon Printing Co Ltd | 穿刺器具およびその製造方法 |
JP2014171704A (ja) * | 2013-03-11 | 2014-09-22 | Lightnix Inc | 穿刺具 |
WO2015122323A1 (ja) * | 2014-02-14 | 2015-08-20 | 株式会社ライトニックス | 医療用針および穿刺具 |
JP2015530220A (ja) * | 2012-10-05 | 2015-10-15 | ジャイラス エーシーエムアイ インク | 耳圧均等化チューブおよび挿入デバイス |
JP2015192879A (ja) * | 2015-06-19 | 2015-11-05 | ニプロ株式会社 | ワクチン接種針 |
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US10588526B2 (en) | 2016-09-16 | 2020-03-17 | International Business Machines Corporation | Flexible neural probes |
US11712549B2 (en) * | 2018-06-28 | 2023-08-01 | Kinneret Rand | Anti-clogging and anti-adhesive micro-capillary needle with enhanced tip visibility |
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2010
- 2010-03-10 JP JP2010053881A patent/JP5668192B2/ja active Active
-
2011
- 2011-03-02 WO PCT/JP2011/054744 patent/WO2011111580A1/ja active Application Filing
- 2011-03-02 EP EP11753239.0A patent/EP2545955B1/en active Active
- 2011-03-02 CN CN201180013091.7A patent/CN102791324B/zh not_active Expired - Fee Related
- 2011-03-02 US US13/582,353 patent/US8998859B2/en active Active
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US3072122A (en) * | 1959-01-15 | 1963-01-08 | Rosenthal Sol Roy | Package for transcutaneous injection |
JP2002543877A (ja) * | 1999-05-07 | 2002-12-24 | サルヴィアック・リミテッド | 塞栓防止器具 |
JP2004305753A (ja) * | 2003-04-08 | 2004-11-04 | Medtronic Vascular Inc | 制御された薬剤投与のための薬剤溶出性ステント |
JP2009502447A (ja) * | 2005-08-05 | 2009-01-29 | バイオバルブ テクノロジーズ インコーポレイテッド | 薬剤を生物学的バリアーを横切って送達するための方法及びデバイス |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130103069A1 (en) * | 2011-10-24 | 2013-04-25 | Roche Diagnostics Operations, Inc. | Collecting Technique And Device To Concentrate A Blood Sample On A Test Pad |
US8920455B2 (en) * | 2011-10-24 | 2014-12-30 | Roche Diagnostics Operations, Inc. | Collecting technique and device to concentrate a blood sample on a test pad |
JP2015530220A (ja) * | 2012-10-05 | 2015-10-15 | ジャイラス エーシーエムアイ インク | 耳圧均等化チューブおよび挿入デバイス |
US9504490B2 (en) | 2012-10-05 | 2016-11-29 | Gyrus Acmi, Inc. | Ear pressure equalizing tube and insertion device |
US9532802B2 (en) | 2012-10-05 | 2017-01-03 | Gyrus Acmi, Inc. | Ear pressure equalizing tube and insertion device |
JP2014140642A (ja) * | 2012-12-28 | 2014-08-07 | Dainippon Printing Co Ltd | 穿刺器具およびその製造方法 |
JP2014171704A (ja) * | 2013-03-11 | 2014-09-22 | Lightnix Inc | 穿刺具 |
WO2015122323A1 (ja) * | 2014-02-14 | 2015-08-20 | 株式会社ライトニックス | 医療用針および穿刺具 |
JP2015150216A (ja) * | 2014-02-14 | 2015-08-24 | 株式会社ライトニックス | 医療用針および穿刺具 |
US10687747B2 (en) | 2014-02-14 | 2020-06-23 | Lightnix, Inc. | Medical needle and puncture tool |
JP2015192879A (ja) * | 2015-06-19 | 2015-11-05 | ニプロ株式会社 | ワクチン接種針 |
Also Published As
Publication number | Publication date |
---|---|
CN102791324B (zh) | 2014-07-30 |
EP2545955A1 (en) | 2013-01-16 |
EP2545955B1 (en) | 2015-02-11 |
EP2545955A4 (en) | 2013-07-24 |
US8998859B2 (en) | 2015-04-07 |
US20130006147A1 (en) | 2013-01-03 |
JP5668192B2 (ja) | 2015-02-12 |
CN102791324A (zh) | 2012-11-21 |
WO2011111580A1 (ja) | 2011-09-15 |
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