JP2018524047A - 蘇生および換気モニタ - Google Patents
蘇生および換気モニタ Download PDFInfo
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Abstract
【選択図】図1
Description
本願は、参照によりその内容全体を本明細書に組み込む、2015年6月3日出願の米国仮出願第62/170,591号の優先権の利益を主張するものである。
<数学モデル>
V=L2Δt/2Xtutd
V:流速
L:変換器間の距離
X:弁に沿った経路の投影長さ(X=Lcosθ)
tu:波信号が上流側に進行する時間
td:波信号が下流側に進行する時間
<流量>
Q=VA
各変換器からの各音声パルスの走行時間は、デジタル・クロックで正確に測定することができる。
Claims (24)
- 蘇生および換気監視システムであって、
患者の肺と交換される気流と流体連通している吸気口と、
該吸気口と流体連通して、該吸気口から気流測定値を収集する、気流計と、
該システムのユーザに選択的に警報を提供する知覚アラームと、
患者の身長の選択可能な増分を含む測定選択器と、
該気流計、該知覚アラーム、および該測定選択器のそれぞれと通信可能に連結する制御装置とを備え、
該制御装置が、該測定選択器からユーザ入力を受信し、許容可能な呼吸速度および1回呼吸量の対応する範囲を決定し、
該制御装置が、該気流計から受信する該気流測定値から患者の呼吸速度および1回呼吸量を決定し、
該制御装置が、該患者の呼吸速度または該1回呼吸量のうちの少なくとも1つが許容可能な呼吸速度および1回呼吸量の該対応する範囲外であるときに、該知覚アラームに該警報を該ユーザに提供させる、
蘇生および換気監視システム。 - 前記吸気口と流体連通して、前記吸気口からCO2レベル測定値を収集するCO2センサであり、前記制御装置が、該CO2センサに通信可能に連結し、該CO2センサからCO2レベル測定値を受信する、CO2センサと、
ディスプレイであり、前記制御装置が、該ディスプレイを介して該CO2レベル測定値を前記ユーザに提供する、ディスプレイとをさらに備える、請求項1に記載の蘇生および換気監視システム。 - 前記制御装置が、許容可能なCO2レベルの範囲を決定し、
前記制御装置が、前記CO2レベル測定値が該対応する許容可能なCO2レベルの範囲外にあるときに、前記知覚アラームに前記警報を前記ユーザに提供させる、請求項2に記載の蘇生および換気監視システム。 - 前記吸気口と流体連通して、前記吸気口からO2レベル測定値を収集するO2センサであり、前記制御装置が、該O2センサに通信可能に連結し、該O2センサからO2レベル測定値を受信する、O2センサと、
ディスプレイであり、前記制御装置が、該ディスプレイを介して該O2レベル測定値を前記ユーザに提供する、ディスプレイとをさらに備える、請求項1に記載の蘇生および換気監視システム。 - 前記吸気口と流体連通して、前記吸気口から圧力測定値を収集する圧力センサであり、前記制御装置が、該圧力センサに通信可能に連結し、該圧力センサから圧力測定値を受信する、圧力センサと、
ディスプレイであり、前記制御装置が、該ディスプレイを介して該圧力測定値を前記ユーザに提供する、ディスプレイとをさらに備える、請求項1に記載の蘇生および換気監視システム。 - 前記制御装置が、許容可能な圧力の範囲を決定し、
前記制御装置が、前記圧力測定値が該対応する許容可能な圧力レベルの範囲外であるときに、前記知覚アラームに警報を前記ユーザに提供させる、請求項5に記載の蘇生および換気監視システム。 - 前記知覚アラームが、視覚警報を前記ユーザに提供する、請求項1に記載の蘇生および換気監視システム。
- 前記知覚アラームが、可聴警報を前記ユーザに提供する、請求項1に記載の蘇生および換気監視システム。
- 前記測定選択器が、複数の色分けされた選択肢を含み、該複数の色分けされた選択肢のそれぞれが、Broselowテープによって定義される色および関連する測定値増分に対応し、
該Broselowテープによって定義される該色および関連する測定値増分のそれぞれが、許容可能な呼吸速度および1回呼吸量のそれぞれの範囲に対応する、
請求項1に記載の蘇生および換気監視システム。 - 前記測定選択器が、複数のスイッチを含み、該複数のスイッチのそれぞれが、前記複数の色分けされた選択肢のうちの1つに対応する、請求項9に記載の蘇生および換気監視システム。
- 前記測定選択器が、複数のセグメントに分割された回転可能なダイヤルを含み、該複数のセグメントのそれぞれが、前記複数の色分けされた選択肢のうちの1つに対応する、請求項9に記載の蘇生および換気監視システム。
- 前記測定選択器が、色分けされたデジタル表現を表示するように構成されたデジタル・スクリーンを含み、各色分けされたデジタル表現が、前記複数の色分けされた選択肢のうちの1つに対応する、請求項9に記載の蘇生および換気監視システム。
- 前記測定選択器が、成人患者の測定値増分に対応する少なくとも1つの色分けされた選択肢をさらに含み、
成人患者の測定値増分に対応する該少なくとも1つの色分けされた選択肢のそれぞれが、許容可能な呼吸速度および1回呼吸量のそれぞれの範囲と関連付けられる、
請求項9に記載の蘇生および換気監視システム。 - 前記測定選択器が、患者の体重、患者の性別、または患者の年齢のうちの少なくとも1つの選択可能な増分をさらに含む、請求項1に記載の蘇生および換気監視システム。
- 前記制御装置が、遠隔デバイスに結合される、請求項1に記載の蘇生および換気監視システム。
- 前記気流計が、WiFi、Bluetooth(登録商標)、Wixelによる通信、またはセルラ通信のうちの少なくとも1つを介して前記制御装置に前記気流測定値を伝達する、請求項15に記載の蘇生および換気監視システム。
- 前記制御装置が、前記気流計から受信する前記気流測定値から吸気の量を呼気の量と比較するようにさらに構成され、前記制御装置が、該比較した吸気および呼気の量が所定のしきい値外であるときに、前記知覚アラームに、前記警報を前記ユーザに提供させる、請求項1に記載の蘇生および換気監視システム。
- 前記制御装置が、許容可能な呼吸速度の対応する範囲、許容可能な1回呼吸量の対応する範囲、患者の呼吸速度、または患者の1回呼吸量のうちの少なくとも1つを含むデータを記憶するように構成されたデータ記憶装置をさらに備え、該データが、後にダウンロードされて解析されるように構成される、請求項1に記載の蘇生および換気監視システム。
- ディスプレイをさらに備え、
該ディスプレイが、患者の身長の選択された増分、選択されたBroselowテープの色、前記患者の呼吸速度、患者のCO2レベル、患者のO2レベル、計算した吸気量と呼気量の差、または患者の全1回呼吸量のうちの少なくとも1つを前記ユーザに提供する、請求項1に記載の蘇生および換気監視システム。 - 前記ディスプレイが、前記患者の呼吸速度または前記患者の1回呼吸量のうちの少なくとも1つを換気波形の形態で前記ユーザに提供する、請求項19に記載の蘇生および換気監視システム。
- 前記知覚アラームが、前記ディスプレイを通して視覚警報を前記ユーザに提供する、請求項19に記載の蘇生および換気監視システム。
- 前記ディスプレイが、タッチスクリーンであり、
前記測定選択器が、前記ディスプレイ内に配置される、請求項19に記載の蘇生および換気監視システム。 - 呼吸器のプロセッサによって実行されたときに、該プロセッサに、
患者の身長、体重、性別、または年齢のうちの少なくとも1つを含むユーザ入力をユーザから受信させ、
気流計あるいは1つまたは複数のセンサのうちの少なくとも1つから患者の換気を示す気流測定値を受信させ、
該換気が該ユーザ入力によって定義される所定の限界内であるかどうかに基づいて、換気をオンターゲットまたはオフターゲットに分類させ、
該換気がオフターゲットである場合に警報を生成させ、
該警報が生成された場合にユーザ・インタフェースを介して是正アクションを示唆させる
命令を有する、非一時的コンピュータ可読媒体。 - 前記命令が、プロセッサによって実行されたときに、該プロセッサに、前記患者の手動バギングまたは人工呼吸器の呼吸器設定を調節するために前記ユーザが実施することができる是正アクションを示唆させる、請求項20に記載の非一時的コンピュータ可読媒体。
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