JP5781926B2 - 音声分類器とマイクロホンを用いる音響患者モニタリング - Google Patents
音声分類器とマイクロホンを用いる音響患者モニタリング Download PDFInfo
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- JP5781926B2 JP5781926B2 JP2011514153A JP2011514153A JP5781926B2 JP 5781926 B2 JP5781926 B2 JP 5781926B2 JP 2011514153 A JP2011514153 A JP 2011514153A JP 2011514153 A JP2011514153 A JP 2011514153A JP 5781926 B2 JP5781926 B2 JP 5781926B2
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
- G08B21/0438—Sensor means for detecting
- G08B21/0461—Sensor means for detecting integrated or attached to an item closely associated with the person but not worn by the person, e.g. chair, walking stick, bed sensor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B7/00—Instruments for auscultation
- A61B7/003—Detecting lung or respiration noise
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
- G08B21/0407—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons based on behaviour analysis
- G08B21/043—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons based on behaviour analysis detecting an emergency event, e.g. a fall
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H40/00—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices
- G16H40/60—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
- G16H40/63—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for local operation
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H40/00—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices
- G16H40/60—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
- G16H40/67—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for remote operation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4806—Sleep evaluation
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Description
Claims (9)
- 患者が発した音響イベントを検出し、前記音響イベントを記述する情報を含む信号を発生する1つ以上のマイクロホンと、
前記音響イベント信号にタイムスタンプするプロセッサと、
前記音響イベント信号に関連する音響イベントシグネチャーを検出する、バンドパスフィルタを含む1つ以上のフィルタと、
各音響イベント信号を複数の音響イベントクラスのうちの1つに分類する分類器と
を有し、
前記音響イベントシグネチャーは前記音響イベント信号の平均ゼロ交差時間、周波数、1つ以上のコーナー周波数、及び音高のうち少なくとも1つを含み、
1つ以上の分類した音響イベントのタイムスタンプとテキストによる記述をユーザに提示するグラフィカルディスプレイを有するユーザインタフェースをさらに含み、
前記ディスプレイは、さらに、
前記1つ以上の表示した分類した音響イベント中をナビゲーションする手段と、
前記音響イベントの録音されたオーディオファイルを選択及び再生する手段と
を含む、
患者モニタシステム。 - 患者が発したものでない音響イベント音声を抑制するアクティブノイズキャンセレーションコンポーネントをさらに有する、請求項1に記載のシステム。
- 前記音響イベントクラスは、咳、いびき、大声、うめき声、衝撃音、くしゃみ、げっぷ、言葉のうち少なくとも1つを含む、患者が発した音声のクラスを含む、請求項1または2に記載のシステム。
- 前記音響イベント信号をデジタル化するデジタイザをさらに有する、請求項1ないし3いずれか一項に記載のシステム。
- 記録した音響イベントオーディオファイル、タイムスタンプ、音響イベント信号、フィルタした音響イベント信号、デジタル化した音響イベント信号、または分類した音響イベント信号のうち1つ以上を記憶するメモリをさらに有する、請求項1ないし4いずれか一項に記載のシステム。
- 前記メモリは、前記プロセッサにより実行される、コンピュータ実行可能命令を格納し、
前記音響イベント信号を受信し、
前記受信した音響イベント信号にタイムスタンプし、
前記音響イベントのオーディオレコーディングを格納し、
前記音響イベント信号をフィルタして、前記音響イベント信号に関連するシグネチャーを特定し、
前記音響イベント信号をデジタル化し、
前記特定したシグネチャーの関数として、前記音響イベント信号を複数の音響イベントクラスの1つに分類し、
分類した音響イベントを、それぞれのタイムスタンプとともに格納し、
前記分類した音響イベントを、それぞれのタイムスタンプとともに、レビューと再生のために表示する命令を含む、請求項1に記載のシステム。 - 患者のモニタリング方法であって、
前記患者が発した音響イベントを検出する段階と、
前記音響イベントに関する情報を含む音響イベント信号にタイムスタンプする段階と、
前記音響イベント信号をフィルタする一列のバンドパスフィルタを使って前記音響イベント信号をフィルタして、前記音響イベント信号と関連するシグネチャーを特定する段階と、
前記特定したシグネチャーの関数として、前記音響イベントを、複数の音響イベントクラスの1つに分類する段階と、
分類した音響イベントを、前記タイムスタンプとともに格納する段階とを含み、
前記音響イベント信号と関連するシグネチャーを特定する段階は、前記音響イベント信号のコーナー周波数、音高、周波数、ゼロ交差時間のうち1つ以上を特定する段階を含み、
前記分類した音響イベントを、それぞれのタイムスタンプとともに、レビューと再生のために表示する段階と、
ユーザによる再生のために、読み出し可能な音響イベントのオーディオレコーディングを格納する段階と、
選択されたとき、前記オーディオレコーディングの前記ユーザへの再生をトリガーする選択可能なアイコンを前記ユーザに表示する段階と
をさらに含む、
方法。 - 前記音響イベント信号をデジタル化する段階をさらに含む、請求項7に記載の方法。
- 前記音響イベントを検出するとき、アクティブノイズキャンセレーションを用いて、周辺の音声を抑制する段階をさらに含む、請求項7に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US7305008P | 2008-06-17 | 2008-06-17 | |
US61/073,050 | 2008-06-17 | ||
PCT/IB2009/052287 WO2009153681A1 (en) | 2008-06-17 | 2009-05-29 | Acoustical patient monitoring using a sound classifier and a microphone |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011524769A JP2011524769A (ja) | 2011-09-08 |
JP5781926B2 true JP5781926B2 (ja) | 2015-09-24 |
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011514153A Active JP5781926B2 (ja) | 2008-06-17 | 2009-05-29 | 音声分類器とマイクロホンを用いる音響患者モニタリング |
Country Status (5)
Country | Link |
---|---|
US (1) | US10269228B2 (ja) |
EP (1) | EP2299910B1 (ja) |
JP (1) | JP5781926B2 (ja) |
CN (1) | CN102088911B (ja) |
WO (1) | WO2009153681A1 (ja) |
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US10269228B2 (en) | 2019-04-23 |
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