CA3199919A1 - Systems and methods for measuring hemodynamic parameters with wearable cardiovascular sensing - Google Patents

Systems and methods for measuring hemodynamic parameters with wearable cardiovascular sensing

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Publication number
CA3199919A1
CA3199919A1 CA3199919A CA3199919A CA3199919A1 CA 3199919 A1 CA3199919 A1 CA 3199919A1 CA 3199919 A CA3199919 A CA 3199919A CA 3199919 A CA3199919 A CA 3199919A CA 3199919 A1 CA3199919 A1 CA 3199919A1
Authority
CA
Canada
Prior art keywords
user
heart
signal
assessment
sensor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CA3199919A
Other languages
English (en)
French (fr)
Inventor
Omer T. Inan
Varol Burak AYDEMIR
James Rehg
Md Mobashir Hasan SHANDHI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Georgia Tech Research Corp
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA3199919A1 publication Critical patent/CA3199919A1/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/02Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/021Measuring pressure in heart or blood vessels
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/24Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316Modalities, i.e. specific diagnostic methods
    • A61B5/318Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/346Analysis of electrocardiograms
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/02Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/021Measuring pressure in heart or blood vessels
    • A61B5/02108Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/02Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/021Measuring pressure in heart or blood vessels
    • A61B5/02141Details of apparatus construction, e.g. pump units or housings therefor, cuff pressurising systems, arrangements of fluid conduits or circuits
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/02Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/024Measuring pulse rate or heart rate
    • A61B5/02416Measuring pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infrared radiation
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/103Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
    • A61B5/1102Ballistocardiography
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/24Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316Modalities, i.e. specific diagnostic methods
    • A61B5/318Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/24Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316Modalities, i.e. specific diagnostic methods
    • A61B5/318Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/332Portable devices specially adapted therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/24Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316Modalities, i.e. specific diagnostic methods
    • A61B5/318Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/346Analysis of electrocardiograms
    • A61B5/349Detecting specific parameters of the electrocardiograph cycle
    • A61B5/352Detecting R peaks, e.g. for synchronising diagnostic apparatus; Estimating R-R interval
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/68Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/68Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/683Means for maintaining contact with the body
    • A61B5/6832Means for maintaining contact with the body using adhesives
    • A61B5/6833Adhesive patches
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/72Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7203Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
    • A61B5/7207Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts
    • A61B5/7214Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts using signal cancellation, e.g. based on input of two identical physiological sensors spaced apart, or based on two signals derived from the same sensor, for different optical wavelengths
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02Operational features
    • A61B2560/0223Operational features of calibration, e.g. protocols for calibrating sensors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61B2560/00Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02Operational features
    • A61B2560/0242Operational features adapted to measure environmental factors, e.g. temperature, pollution
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02Operational features
    • A61B2560/0242Operational features adapted to measure environmental factors, e.g. temperature, pollution
    • A61B2560/0247Operational features adapted to measure environmental factors, e.g. temperature, pollution for compensation or correction of the measured physiological value
    • A61B2560/0252Operational features adapted to measure environmental factors, e.g. temperature, pollution for compensation or correction of the measured physiological value using ambient temperature
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0219Inertial sensors, e.g. accelerometers, gyroscopes, tilt switches
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/06Arrangements of multiple sensors of different types
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/02Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/021Measuring pressure in heart or blood vessels
    • A61B5/0215Measuring pressure in heart or blood vessels by means inserted into the body
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/02Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/026Measuring blood flow
    • A61B5/029Measuring blood output from the heart, e.g. minute volume
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/103Measuring devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
    • A61B5/1118Determining activity level
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/68Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6847Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
    • A61B5/6852Catheters
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/72Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7203Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
    • A61B5/7207Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal of noise induced by motion artifacts
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/72Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7221Determining signal validity, reliability or quality
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/72Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235Details of waveform analysis
    • A61B5/7246Details of waveform analysis using correlation, e.g. template matching or determination of similarity
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/72Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235Details of waveform analysis
    • A61B5/7264Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Cardiology (AREA)
  • Molecular Biology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Physiology (AREA)
  • Artificial Intelligence (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Psychiatry (AREA)
  • Vascular Medicine (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Hematology (AREA)
  • Evolutionary Computation (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
CA3199919A 2020-11-24 2021-11-08 Systems and methods for measuring hemodynamic parameters with wearable cardiovascular sensing Pending CA3199919A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063117766P 2020-11-24 2020-11-24
US63/117,766 2020-11-24
PCT/US2021/058429 WO2022115228A1 (en) 2020-11-24 2021-11-08 Systems and methods for measuring hemodynamic parameters with wearable cardiovascular sensing

Publications (1)

Publication Number Publication Date
CA3199919A1 true CA3199919A1 (en) 2022-06-02

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA3199919A Pending CA3199919A1 (en) 2020-11-24 2021-11-08 Systems and methods for measuring hemodynamic parameters with wearable cardiovascular sensing

Country Status (8)

Country Link
US (2) US20230293082A1 (enExample)
EP (1) EP4251032A4 (enExample)
JP (1) JP2023552725A (enExample)
KR (1) KR20230132445A (enExample)
CN (1) CN116744843A (enExample)
AU (1) AU2021387667A1 (enExample)
CA (1) CA3199919A1 (enExample)
WO (1) WO2022115228A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12594032B2 (en) * 2018-08-20 2026-04-07 Hemodynamiq Wearables Private (Pvt) Limited (Ltd) Wearable hemodynamic monitoring device and system
US20220354432A1 (en) * 2021-05-07 2022-11-10 Cortery AB Cardiac health assessment systems and methods
JP2023552725A (ja) * 2020-11-24 2023-12-19 ジョージア テック リサーチ コーポレイション ウェアラブル心臓血管センサにより血行動態パラメータを測定するためのシステム及び方法
US20250082211A1 (en) * 2021-12-20 2025-03-13 Georgia Tech Research Corporation Multi-wavelength photoplethysmogram system and method with motion artifact detection
KR20240016648A (ko) * 2022-07-29 2024-02-06 주식회사 메디컬에이아이 심전도에 기반한 운동 추천 방법 및 이를 실행하기 위하여 기록매체에 기록된 컴퓨터 프로그램
CN115192005A (zh) * 2022-08-03 2022-10-18 西安交通大学 一种便携式心电图和心震图联合采集系统及数据处理方法
CN117648557A (zh) * 2024-01-30 2024-03-05 山东科技大学 一种基于soh联合降噪的soh预测方法及设备
WO2025166265A1 (en) * 2024-02-01 2025-08-07 The Alfred E. Mann Foundation For Scientific Research System and method for seizure detection and vagus nerve stimulation
WO2025199078A1 (en) * 2024-03-18 2025-09-25 Retia Medical Systems, Inc. Machine-readable programs, systems and methods for assessing patient status and risk
KR20250163586A (ko) 2024-05-14 2025-11-21 경희대학교 산학협력단 심진도 신호의 딥러닝 기반 혈압 추정 장치 및 방법
WO2026055256A1 (en) 2024-09-03 2026-03-12 Cardiosense, Inc. Systems, devices, and methods for determining physiological information, including handheld and implantable devices

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8238718B2 (en) 2002-06-19 2012-08-07 Microsoft Corporaton System and method for automatically generating video cliplets from digital video
US7539532B2 (en) 2006-05-12 2009-05-26 Bao Tran Cuffless blood pressure monitoring appliance
US7846104B2 (en) * 2007-02-08 2010-12-07 Heart Force Medical Inc. Monitoring physiological condition and detecting abnormalities
US20160206292A1 (en) * 2008-08-05 2016-07-21 Guardsman Scientific, Inc. Systems and methods for managing a patient
US8870780B2 (en) * 2008-10-15 2014-10-28 The Board Of Trustees Of The Leland Stanford Junior University Systems and methods for monitoring heart function
US9801607B2 (en) 2010-01-31 2017-10-31 Vladimir Shusterman Evaluating arterial pressure, vasomotor activity and their response to diagnostic tests
WO2012149652A1 (en) * 2011-05-03 2012-11-08 Heart Force Medical Inc. Method and apparatus for estimating myocardial contractility using precordial vibration signals
WO2014036436A1 (en) * 2012-08-30 2014-03-06 Alivecor, Inc. Cardiac performance monitoring system for use with mobile communications devices
US10092268B2 (en) * 2013-06-19 2018-10-09 Innovital Llc Method and apparatus to monitor physiologic and biometric parameters using a non-invasive set of transducers
FI126008B (en) * 2013-09-13 2016-05-31 Murata Manufacturing Co cardiac monitoring system
CN105873499A (zh) * 2013-11-04 2016-08-17 心脏起搏器股份公司 心力衰竭检测和风险分层系统
WO2016033121A1 (en) 2014-08-25 2016-03-03 Georgia Tech Research Corporation Noninvasive systems and methods for monitoring health characteristics
KR102448391B1 (ko) * 2015-03-11 2022-09-28 프레코르디오르 오와이 심장 기능부전을 나타내는 정보를 생성하는 방법 및 장치
WO2016179425A1 (en) * 2015-05-05 2016-11-10 The Johns Hopkins University A device and method for non-invasive left ventricular end diastolic pressure (lvedp) measurement
EP3096254A1 (en) * 2015-05-21 2016-11-23 Universität Zürich Method for monitoring and visualizing a patient's medical condition
CA3000961A1 (en) * 2015-11-11 2017-05-18 Inspire Medical Systems, Inc. Cardiac and sleep monitoring
EP3386380A4 (en) * 2015-12-07 2019-07-31 Medici Technologies, LLC MONITORING OBSERVATION MONITORING SYSTEM
US20170188846A1 (en) 2016-01-05 2017-07-06 Tosense, Inc. Physiological monitoring system featuring floormat and wired handheld sensor
US20180358119A1 (en) 2016-06-03 2018-12-13 FOURTH FRONTIER TECHNOLOGIES, Pvt. Ltd. Method and system for continuous monitoring of health parameters during exercise
EP3484354A4 (en) * 2016-07-12 2020-03-11 Mc10, Inc. SINGLE WEARABLE DEVICE FOR BLOOD PRESSURE MEASUREMENT
US11660052B2 (en) * 2017-11-09 2023-05-30 Robert Bosch Gmbh Vital signs monitoring system and method
WO2019162490A1 (en) * 2018-02-26 2019-08-29 Robert Bosch Gmbh Wearable health device system with normalized seismocardiography signals
CN110638435B (zh) * 2018-06-27 2023-02-07 深圳市大耳马科技有限公司 心脏生理参数测量方法、设备、终端及计算机存储介质
CA3106674A1 (en) * 2018-07-24 2020-01-30 Baxter International Inc. Patch-based physiological sensor
EP3840639A4 (en) * 2018-08-20 2022-04-06 MacDonald, Dettwiler and Associates Inc. METHOD AND DEVICE FOR DERIVING BIOMETRIC INFORMATION USING MULTI-AXIS SEISMOCARDIGRAPHY
JP7377269B2 (ja) * 2018-12-21 2023-11-09 ダブリュ.エル.ゴア アンド アソシエイツ,インコーポレイティド インプラント可能な心臓センサ
CN110477863B (zh) * 2019-08-07 2022-07-05 王满 一种基于心脏功能动态监控的人工智能算法模型系统及方法
US11464451B1 (en) * 2020-03-11 2022-10-11 Huxley Medical, Inc. Patch for improved biometric data capture and related processes
JP2023552725A (ja) * 2020-11-24 2023-12-19 ジョージア テック リサーチ コーポレイション ウェアラブル心臓血管センサにより血行動態パラメータを測定するためのシステム及び方法

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KR20230132445A (ko) 2023-09-15
US20230293082A1 (en) 2023-09-21
JP2023552725A (ja) 2023-12-19
EP4251032A1 (en) 2023-10-04
AU2021387667A1 (en) 2023-06-22
CN116744843A (zh) 2023-09-12
US12336793B1 (en) 2025-06-24
AU2021387667A9 (en) 2024-10-10
WO2022115228A1 (en) 2022-06-02
EP4251032A4 (en) 2024-10-02

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