JP6883647B2 - カムプロファイルを使用した投与セットの検知及び投与セット認証 - Google Patents
カムプロファイルを使用した投与セットの検知及び投与セット認証 Download PDFInfo
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Description
Claims (22)
- 投与セットの管材を通る輸注液の流れを制御するための自由流れ防止デバイスであって、前記自由流れ防止デバイスは、
キャリアと、
プランジャであって、前記管材を通る前記輸注液の流れを許容する開位置と、前記管材を通る前記輸注液の流れを止めるために前記管材が前記プランジャと前記キャリアとによって挟まれる閉位置と、の間で、前記キャリアに対して可動である、プランジャと、
前記プランジャを前記閉位置へ向けて付勢している、ばねと、
を備え、
前記プランジャは、当該プランジャの運動方向に沿って不均一なプロファイルを画定しているカム面を含んでいて、
前記カム面は、センサによって変位が測定される従動子に滑動可能に係合するように構成されている、
自由流れ防止デバイス。 - 前記カム面のプロファイルは、異なる各個の高さを有している第1平坦域と第2平坦域とを含んでいる、請求項1に記載の自由流れ防止デバイス。
- 前記第1平坦域と前記第2平坦域とは、前記運動方向に異なる各個の長さを有している、請求項2に記載の自由流れ防止デバイス。
- 前記カム面のプロファイルは、前記第1平坦域と前記第2平坦域との間に、地形的特徴を更に含んでいる、請求項2に記載の自由流れ防止デバイス。
- 前記地形的特徴は、隆起、斜面、又は陥凹である、請求項4に記載の自由流れ防止デバイス。
- 指定された輸注プロトコルを患者へ施す輸液ポンプと共に使用するための既定の型式の投与セットであり、前記既定の型式は複数の異なる投与セットの型式から選定されている、投与セットであって、前記投与セットは、
輸注液を運ぶための、管材と、
前記管材を通る前記輸注液の流れを選択的に停止及び許容するように動作可能な、自由流れ防止デバイスと、
を備え、
前記自由流れ防止デバイスは、キャリアと、プランジャであって、前記管材を通る前記輸注液の流れを許容する開位置と前記管材を通る前記輸注液の流れを止めるために前記管材が前記プランジャと前記キャリアとによって挟まれる閉位置との間で前記キャリアに対して可動であるプランジャと、を含んでおり、前記プランジャは、前記閉位置へ向けて付勢されていて、当該プランジャの運動方向に沿って不均一なプロファイルを画定しているカム面を有しており、
前記カム面のプロファイルは、前記投与セットが前記輸液ポンプとの使用を認可されていることを指し示す、
投与セット。 - 前記カム面のプロファイルは、更に、前記投与セットの前記既定の型式を指し示す、請求項6に記載の投与セット。
- 前記カム面のプロファイルは、異なる各個の高さを有している第1平坦域と第2平坦域とを含んでいる、請求項7に記載の投与セット。
- 前記第1平坦域と前記第2平坦域とは、前記運動方向に異なる各個の長さを有している、請求項8に記載の投与セット。
- 前記カム面のプロファイルは、前記第1平坦域と前記第2平坦域との間に、地形的特徴を更に含んでいる、請求項8に記載の投与セット。
- 前記地形的特徴は、隆起、斜面、又は陥凹である、請求項10に記載の投与セット。
- ポンピング機構、作動部材、及びセンサ、を含んでいる輸液ポンプと、
輸注液を運ぶための管材、及び前記管材を通る前記輸注液の流れを選択的に停止及び許容するように動作可能な自由流れ防止デバイス、を含んでいる投与セットと、
を備え、
前記自由流れ防止デバイスは、キャリアと、前記管材を通る前記輸注液の流れを許容する開位置と、プランジャであって、前記管材を通る前記輸注液の流れを止めるために前記管材が前記プランジャと前記キャリアとによって挟まれる閉位置との間で前記キャリアに対して可動であるプランジャと、を含んでおり、前記プランジャは、前記閉位置へ向けて付勢され、当該プランジャの運動方向に沿ってプロファイルを画定しているカム面を有し、
前記管材のセグメントは、前記ポンピング機構によって係合されるように前記輸液ポンプの中へ装填可能であり、
前記自由流れ防止デバイスは、前記輸液ポンプの中へ装填可能であり、前記作動部材によって動作させられ、前記作動部材は非ポンピング位置からポンピング位置へ可動であり、それにより前記プランジャを前記閉位置から前記開位置へ動かすようになっており、
前記センサは前記プランジャの運動を感知するように構成され、前記センサは時間領域中に前記カム面のプロファイルを表すプロファイル信号を生成する、
装置。 - 前記輸液ポンプは、
既定の参照値を記憶しているメモリと、
前記プロファイル信号を受信するように構成されているプロセッサであって、前記プロファイル信号を前記記憶されている参照値と比較し、前記比較に基づいて、前記投与セットが前記輸液ポンプに装填されているか否か、及び前記投与セットが前記輸液ポンプとの使用を認可されているか否か、を判定するようにプログラムされているプロセッサと、
を更に備えている、請求項12に記載の装置。 - 前記プロセッサは、前記投与セットが前記輸液ポンプに装填されていないか又は前記投与セットが前記輸液ポンプとの使用を認可されていない場合に、当該輸液ポンプの動作を停止にする命令を当該プロセッサが送信するようにプログラムされている、請求項13に記載の装置。
- 前記プロセッサは、更に、前記比較に基づいて、前記投与セットの型式を複数の投与セットの型式の中から確定するようにプログラムされている、請求項13に記載の装置。
- 前記プロセッサは、前記確定された型式の投与セットがユーザーによって前記輸液ポンプへ入力された所望の輸注プロトコルに不適合である場合に、前記輸液ポンプの動作を停止にする命令を当該プロセッサが送信するようにプログラムされている、請求項15に記載の装置。
- 前記投与セットが装填されているか否か及び認可されているか否かを判定するために前記プロファイル信号の第1時間間隔が評価され、前記投与セットの前記型式を確定するために前記第1時間間隔とは異なる前記プロファイル信号の第2時間間隔が評価される、請求項15に記載の装置。
- 前記第1時間間隔と前記第2時間間隔とは互いに重なり合う、請求項17に記載の装置。
- 前記カム面のプロファイルは、異なる各個の高さを有している第1平坦域と第2平坦域とを含んでいる、請求項12に記載の装置。
- 前記第1平坦域と前記第2平坦域とは、前記運動方向に異なる各個の長さを有している、請求項19に記載の装置。
- 前記カム面のプロファイルは、前記第1平坦域と前記第2平坦域との間に地形的特徴を更に含んでいる、請求項19に記載の装置。
- 前記自由流れ防止デバイスが前記輸液ポンプに装填されている間には、前記プランジャの前記カム面と連続した係合にある従動子を更に備えており、前記プランジャが前記閉位置から前記開位置へ動かされると、前記プランジャの前記カム面は前記従動子に滑動可能に係合して前記従動子を変位させ、前記センサは前記従動子の前記変位に応答する、請求項12に記載の装置。
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PCT/US2017/047259 WO2018039018A1 (en) | 2016-08-22 | 2017-08-17 | Administration set detection and authentication using cam profiles |
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DE102017115862A1 (de) * | 2017-07-14 | 2019-01-17 | B. Braun Melsungen Ag | Vorrichtung zum Steuern des Öffnens und Schließens eines Schlauchs |
US11524121B2 (en) * | 2017-10-19 | 2022-12-13 | Sanofi | Medicament delivery device |
MX2021001825A (es) * | 2018-08-16 | 2021-07-15 | Deka Products Lp | Bomba medica. |
US11147913B2 (en) * | 2018-12-06 | 2021-10-19 | Curlin Medical Inc. | Platen for peristaltic infusion pump |
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CA3034255C (en) | 2021-03-30 |
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US11065384B2 (en) | 2021-07-20 |
WO2018039018A1 (en) | 2018-03-01 |
CN107764225A (zh) | 2018-03-06 |
US20190295717A1 (en) | 2019-09-26 |
CA3108872C (en) | 2022-11-22 |
CN207622728U (zh) | 2018-07-17 |
CA3034255A1 (en) | 2018-03-01 |
KR20190049740A (ko) | 2019-05-09 |
MX2023009708A (es) | 2023-08-29 |
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