JP2005052657A - 採血システム - Google Patents
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- JP2005052657A JP2005052657A JP2004229894A JP2004229894A JP2005052657A JP 2005052657 A JP2005052657 A JP 2005052657A JP 2004229894 A JP2004229894 A JP 2004229894A JP 2004229894 A JP2004229894 A JP 2004229894A JP 2005052657 A JP2005052657 A JP 2005052657A
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Abstract
【解決手段】当該システムは、ランセットを備えたハウジングを含んでおり、前記ランセットが前記ハウジング内で移動することができ、当該システムがさらに、駆動バネと作動準備機構とを備えたランセット駆動部を含んでおり、前記作動準備機構(13)には作動要素(14)が含まれ、当該作動要素(14)が入力側結合機構(29)を通じて駆動バネ(16)に結合されていて、ランセット駆動部(9)の動作の作動準備段階で作動要素(14)が動くことによって前記駆動バネ(16)に張力がかかる。作動準備機構の作動要素は、軌道制御機構に結合されており、前記軌道制御機構は、そのコンポーネントとして制御軌道部品(45)および制御トラベラ(46)を含んでおり、前記制御トラベラ(46)が作動準備段階の少なくとも一部の間に前記制御軌道部品(45)に対して相対的に動作し、この動作で前記制御トラベラ(46)が前記制御軌道部品(45)の制御軌道(47)に沿って移動することによって、前記ランセット駆動部の動作の少なくとも一部が制御される。
【選択図】図8
Description
-第1に、駆動バネに張力をかけることによって、穿刺デバイスを穿刺可能な状態にもっていかなければならない。これは、「作動準備段階(cocking phase)」と呼ばれる。
-作動準備段階では、作動準備機構の作動要素の動作が入力側結合機構によって駆動バネへと伝達されて、バネに張力がかかる。
(2)米国特許第5,318,584号明細書(特許文献3)
(3)米国特許第6,409,740号明細書(特許文献4)
(4)米国特許第6,419,661号明細書(特許文献5)
(5)欧州特許出願公開第1254632号明細書(特許文献6)
-作動準備段階では、駆動ロータ17の回転が阻止された状態で(始動機構を用いる。これについて、後でより詳細に説明する)、回転可能な張力付加要素19が、作動準備ボタン14によって、力伝達部品20を介し、歯付きラック21および小歯車22を用いて駆動され、所定の方向(図1および図2の時計回り)に回転することによって、駆動バネ16に張力がかかる。
6 ランセット・チップ
7 キャップ
8 ハウジング
9 ランセット駆動部
11 出口開口部
13 作動準備機構
14 作動要素
16 駆動バネ
17 駆動ロータ
19 張力付加要素
20 力伝達部品
21 歯付きラック
22 小歯車
29 入力側結合機構
30 出力側結合機構
33 案内ピン(制御ピン)
37 分離ディスク
40 軌道制御機構
41 排出機構
45 制御軌道部品
46 制御トラベラ
47 制御軌道、制御経路
61 解放要素
70 力伝達連鎖
Claims (18)
- ランセット(3)のチップのための出口開口部(11)を備えたハウジング(8)であって、前記ランセット(3)が前記ハウジング(8)内で所定の穿刺経路に沿って移動可能であるようなハウジング(8)と、
駆動バネ(16)および作動準備機構(13)を有するランセット駆動部(9)と
を備えてなり、
前記作動準備機構(13)が作動要素(14)を備え、前記作動要素(14)が入力側結合機構(29)によって前記駆動バネ(16)に結合されていることで、前記ランセット駆動部(9)の動作の作動準備段階で前記作動要素(14)が動いたときに前記駆動バネ(16)に張力がかかるようになっており、
前記駆動バネ(16)が出力側結合機構(30)によって前記ランセット(3)に結合されていることで、前記ランセット(3)が、前記ランセット駆動部(9)の動作の駆動段階で、前記駆動バネの緩む動作によって駆動され、前記所定の穿刺経路に沿って穿刺方向(10)に高速で移動して、前記ランセットのチップ(6)が前記出口開口部(11)から出ることにより傷を創るようになっている、診断の目的で血液を採取する採血システムであって、
前記作動準備機構(13)の前記作動要素(14)が軌道制御機構(40)に結合されており、前記軌道制御機構(40)がそのコンポーネントとして制御軌道部品(45)および制御トラベラ(46)を含んでおり、前記制御トラベラ(46)が作動準備段階の少なくとも一部の間に前記制御軌道部品(45)に対して相対的に動作し、この動作で前記制御トラベラ(46)が前記制御軌道部品(45)の制御軌道(47)に沿って移動することによって、前記ランセット駆動部(9)の動作の少なくとも一部が制御されることを特徴とする、前記システム。 - 前記制御軌道部品(45)が、作動準備機構(13)の作動要素(14)と結合した軌道制御機構(40)の入力側コンポーネントであることを特徴とする、請求項1に記載の採血システム。
- 前記ハウジング(8)が細長い形状をしており、前記制御軌道部品(45)または前記制御トラベラ(46)が前記ハウジング(8)内でその長手軸(A)に平行に可動式に案内されることを特徴とする、請求項1または2のいずれか一項に記載の採血システム。
- 前記作動準備機構(13)の作動要素(14)が、ランセット・チップの出口開口部(11)の反対側にある前記ハウジング(8)の後端から突き出ている作動準備ボタンを備えることを特徴とする、請求項3に記載の採血システム。
- 前記制御軌道部品(45)の制御軌道が一方向部位(53)を含み、前記制御トラベラ(46)が前記一方向部位(53)内に一旦押し込まれると、前記制御トラベラ(46)を前記一方向部位(53)から一方向にしか押し出すことができないように、前記一方向部位(53)が設計かつ配置されており、それによって前記制御トラベラ(46)が、前記一方向部位(53)を越えると前記制御軌道の1つの移動方向にしか前記制御軌道部品(45)に対して相対的に動作できなくなることを特徴とする、請求項1から4のいずれか一項に記載の採血システム。
- 前記制御軌道部品(45)の制御軌道(47)が逆進部位(54)を含み、前記制御トラベラ(46)が前記逆進部位(54)内に一旦押し込まれると、前記制御トラベラ(46)が直前の動作とは逆の方向に前記制御軌道部品(45)に対して相対的に動作した後にしか前記制御トラベラ(46)を前記逆進部位(54)から押し出すことができないように、前記逆進部位(54)が設計かつ配置されていることを特徴とする、請求項1から5のいずれか一項に記載の採血システム。
- 作動準備段階の少なくとも一部の間、駆動段階の始動まで、前記ランセット駆動部(9)の動作が、前記制御軌道部品(45)に対する前記制御トラベラ(46)の相対的な動作によって制御されることを特徴とする、請求項1から6のいずれか一項に記載の採血システム。
- 前記ランセット駆動部が、前記駆動バネ(16)によって駆動される、軸(C)の周りで回転可能な駆動ロータ(17)を備え、前記ランセット駆動部(9)の動作の駆動段階で、前記駆動ロータ(17)の回転動作が前記出力側結合機構(30)によって穿刺動作に変換されることを特徴とする、請求項1から7のいずれか一項に記載の採血システム。
- 前記軌道制御機構(40)のコンポーネント(45、46)のうちの1つが、前記駆動ロータ(17)と同期して回転するような形で前記駆動ロータ(17)に結合されていることを特徴とする、請求項8に記載の採血システム。
- 前記駆動ロータ(17)に結合された前記軌道制御機構(40)のコンポーネントが、前記制御トラベラ(46)であることを特徴とする、請求項9に記載の採血システム。
- 前記作動準備機構(13)の作動要素(14)が力伝達部品(20)に結合されており、前記力伝達部品(20)が、前記ハウジングの長手方向に位置をずらすことができるように前記ハウジング内を案内され、前記駆動ロータの回転軸(C)が、前記ハウジングの長手軸(A)に直角に延びていることを特徴とする、請求項3と組み合わせた請求項8から10のいずれか一項に記載の採血システム。
- 前記入力側結合機構(29)が、前記力伝達部品(20)上に設けられた歯付きラック(21)と、前記歯付きラック(21)に係合する小歯車(22)とを備えることを特徴とする、請求項11に記載の採血システム。
- 前記出力側結合機構(30)が案内カーブ(31)を形成する陥凹部(32)を備え、前記陥凹部(32)に案内ピン(33)が係合していて、駆動段階で前記駆動ロータ(17)が回転動作するときに前記案内ピン(33)が前記陥凹部(32)によって形成された案内カーブ(31)に沿って移動し、それによって、駆動段階で前記ランセット(3)の動作の少なくとも一部が制御され、前記ランセットの穿刺方向(10)の最大変位が、前記案内カーブの下方の反転地点によって決定されることを特徴とする、請求項8から12のいずれか一項に記載の採血システム。
- 前記駆動ロータ(17)から離れたところにある前記駆動バネ(16)の端部が、回転可能な張力付加要素(19)に接しており、
前記駆動ロータ(17)の回転が阻止された状態で、前記張力付加要素(19)が、駆動段階で前記駆動ロータ(17)が回転するのと同一の回転方向に回転して、前記駆動バネ(16)に張力をかけることができ、
駆動段階では前記張力付加要素(19)が逆進動作しないようにロックされていて、回転阻止の解除後に前記駆動ロータが回転動作し、前記回転動作が前記出力側結合機構(30)によって前記ランセットの穿刺動作に変換されることを特徴とする、請求項8から13のいずれか一項に記載の採血システム。 - 前記回転可能な張力付加要素(19)および前記駆動ロータ(17)が、駆動モジュール(15)のコンポーネントであり、前記コンポーネントが共通の軸(C)の周りで回転可能であることを特徴とする、請求項14に記載の採血システム。
- ランセット(3)のチップのための出口開口部(11)を備えたハウジング(8)であって、前記ランセット(3)が前記ハウジング(8)内で所定の穿刺経路に沿って移動可能であるようなハウジング(8)と、
駆動バネ(16)および作動準備機構(13)を有するランセット駆動部(9)と
を備えてなり、
前記作動準備機構(13)が作動要素(14)を備え、前記作動要素(14)が入力側結合機構(29)によって前記駆動バネ(16)に結合されていることで、前記ランセット駆動部(9)の動作の作動準備段階で前記作動要素(14)が動いたときに前記駆動バネ(16)に張力がかかるようになっており、
前記駆動バネ(16)が出力側結合機構(30)によって前記ランセット(3)に結合されていることで、前記ランセット(3)が、前記ランセット駆動部(9)の動作の駆動段階で、前記駆動バネの緩む動作によって駆動され、前記所定の穿刺経路に沿って穿刺方向(10)に高速で移動して、前記ランセットのチップ(6)が前記出口開口部(11)から出ることにより傷を創るようになっている、診断の目的で血液を採取する採血システム、特に請求項1から15のいずれか一項に記載の採血システムであって、
待機位置と活動位置との間で切り替えることができるように前記ハウジング(8)内に支持された解放要素(61)を有する、ランセット排出機構(41)を備え、前記解放要素(61)が活動位置にあるときには、前記ランセット排出機構(41)の作動ボタンが作動されると使用済みのランセット(3)が前記ハウジング(8)から除去されるように前記ランセット排出機構(41)が活動状態にあり、前記解放要素(61)が待機位置にあるときには、前記作動ボタンが作動されてもランセットの排出が起こらないように前記ランセット排出機構(41)が非活動状態にあり、
ハウジング(8)の穿刺方向にある、穿刺開口部(11)を備えた前端が、使用済みランセットを除去するために取り外しできるキャップ(7)によって形成されており、
前記キャップ(7)が取り付けられているときには、前記解放要素(61)が待機位置にあるように前記キャップ(7)が前記解放要素(61)と相互作用しており、
前記キャップ(7)が取り外されると、前記解放要素(61)が活動位置に切り替わることを特徴とする、前記システム。 - 前記解放要素(61)が、前記作動ボタンとランセット(3)との間の力伝達連鎖(70)の一部分であり、前記力伝達連鎖(70)が前記ランセットの排出に必要なものであり、
前記解放要素(61)が前記作動ボタンと同一方向に位置をずらすことができ、
前記解放要素(61)が待機位置にあるときには前記力伝達連鎖(70)が遮断されていることを特徴とする、請求項16に記載の採血システム。 - 前記ランセット駆動部(9)の前記作動準備機構(13)の作動要素(14)が、また、前記ランセット排出機構(41)の作動ボタンでもあることを特徴とする、請求項16または17のいずれか一項に記載の採血システム。
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-
2003
- 2003-08-07 DE DE10336933A patent/DE10336933B4/de not_active Expired - Lifetime
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2004
- 2004-07-20 PL PL04017054T patent/PL1504718T3/pl unknown
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- 2004-07-20 EP EP04017054.0A patent/EP1504718B1/de active Active
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CA2475705A1 (en) | 2005-02-07 |
US8152740B2 (en) | 2012-04-10 |
US20070288047A1 (en) | 2007-12-13 |
JP4569930B2 (ja) | 2010-10-27 |
EP1504718A2 (de) | 2005-02-09 |
DE10336933A1 (de) | 2005-03-10 |
EP1504718B1 (de) | 2013-08-21 |
DE10336933B4 (de) | 2007-04-26 |
JP2007175511A (ja) | 2007-07-12 |
JP3939319B2 (ja) | 2007-07-04 |
EP2606823A1 (de) | 2013-06-26 |
PL1504718T3 (pl) | 2014-01-31 |
US7273484B2 (en) | 2007-09-25 |
CA2663862A1 (en) | 2005-02-07 |
US20050090850A1 (en) | 2005-04-28 |
CA2663862C (en) | 2012-04-03 |
ES2429437T3 (es) | 2013-11-14 |
EP2606823B1 (de) | 2014-12-24 |
CA2475705C (en) | 2010-06-01 |
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