公开(公告)号：US20240122517A1

公开(公告)日：2024-04-18

申请号：US18536661

申请日：2023-12-12

Applicant: OMRON HEALTHCARE CO., LTD.

Inventor： Yasuhiro KAWABATA ,  Kenji FUJII ,  Naomi MATSUMURA ,  Akito ITO ,  Yuki SAKAGUCHI ,  Reiji FUJITA ,  Daizo OKA

IPC: A61B5/282 ,  A61B5/00 ,  A61B5/021 ,  A61B5/022 ,  A61B5/256 ,  A61B5/319

CPC classification number: A61B5/282 ,  A61B5/02125 ,  A61B5/022 ,  A61B5/256 ,  A61B5/319 ,  A61B5/6824 ,  A61B5/6831 ,  A61B2562/0204 ,  A61B2562/0247 ,  A61B2562/043 ,  A61B2562/063

Abstract: A biological information measurement device adapted to be attached on an upper arm of a human body and used thereon includes a belt portion adapted to be wound around the upper arm, electrocardiographic measurement means including a plurality of electrodes for detecting an electrocardiographic signal of the human body, pulse wave measurement means including a pulse wave sensor for detecting a pulse wave of the human body, heartbeat vibration measurement means including a vibration sensor for detecting vibration caused by beating of a heart of the human body, and an analysis processing unit configured to calculate a pre-ejection time and a pulse transit time of the heart based on time series data of the electrocardiographic signal, time series data of the pulse wave, and time series data of the vibration caused by the beating of the heart.

公开(公告)号：US20200205678A1

公开(公告)日：2020-07-02

申请号：US16813904

申请日：2020-03-10

Applicant: OMRON Corporation ,  OMRON HEALTHCARE Co., Ltd.

Inventor： Yasuhiro KAWABATA ,  Naomi MATSUMURA ,  Naoki MATSUMOTO

IPC: A61B5/021 ,  A61B5/00 ,  A61B5/022 ,  A61B5/044 ,  A61B5/0295

Abstract: A blood pressure estimation device includes a display unit (10), a belt portion (20), a first contact electrode (61) and a second contact electrode (62) for detecting an electrocardiographic waveform, and a pulse wave sensor. The display unit (10) displays a blood pressure estimation result. The belt portion (20) is connected to the display unit (10) and surrounds a target measurement site. The pulse wave sensor includes a pulse wave detection unit (40E) that detects a pulse wave of an artery (91) passing through the target measurement site. The first contact electrode (61) and the pulse wave detection unit (40E) are provided on an inner circumferential portion (20a) of the belt portion (20). The second contact electrode (62) is provided on an outer circumferential portion (20b) of the belt portion (20). The first contact electrode (61) and the pulse wave detection unit (40E) are provided in a position where the first contact electrode (61) and the pulse wave detection unit (40E) are to be pressed against the target measurement site when the second contact electrode (62) is pressed from an outer circumferential side of the belt portion (20).

公开(公告)号：US20240268766A1

公开(公告)日：2024-08-15

申请号：US18442775

申请日：2024-02-15

Applicant: OMRON HEALTHCARE Co., Ltd.

Inventor： Yasuhiro KAWABATA ,  Kenji FUJII ,  Naomi MATSUMURA ,  Akito ITO ,  Yuki SAKAGUCHI ,  Takahide TANAKA

IPC: A61B5/00 ,  A61B5/0205 ,  A61B5/021 ,  A61B5/022 ,  A61B5/0245 ,  A61B5/282

CPC classification number: A61B5/7246 ,  A61B5/0205 ,  A61B5/282 ,  A61B5/6824 ,  A61B5/6831 ,  A61B5/742 ,  A61B5/02125 ,  A61B5/02141 ,  A61B5/02225 ,  A61B5/0245 ,  A61B2560/0228 ,  A61B2560/0238 ,  A61B2560/0468 ,  A61B2562/0247 ,  A61B2562/043

Abstract: A blood-pressure-measuring device includes: a feature amount acquisition unit that acquires one or more feature amounts related to estimation of a blood pressure value of a human body; a blood pressure value calculation unit that calculates an estimated blood pressure value based on the feature amount; an actually measured blood pressure value acquisition unit that acquires an actually measured blood pressure value measured by a method different from the calculation by the blood pressure value calculation unit; a calibration determination unit that determines whether or not the feature amount acquired by the feature amount acquisition unit deviates from a predetermined reference value, the calibration determination unit determining to acquire the actually measured blood pressure value when the calibration determination unit has determined that the feature amount deviates; and a calibration processing unit that estimates blood pressure value.

公开(公告)号：US20210127994A1

公开(公告)日：2021-05-06

申请号：US17146966

申请日：2021-01-12

Applicant: OMRON HEALTHCARE Co., Ltd. ,  OMRON Corporation

Inventor： Yasuhiro KAWABATA ,  Kenji FUJII ,  Naomi MATSUMURA ,  Reiji FUJITA ,  Akito ITO

IPC: A61B5/021 ,  G06K9/00 ,  G06F3/01

Abstract: A biometric data measurement system and method, including a transmitting device including a measurement unit configured to measure a first biometric data, a setting unit configured to set a first reference time corresponding to an occurrence time of a first feature value of the first biometric data, and a transmission unit configured to transmit a signal at a time when a predetermined first time period has elapsed since the first reference time, and a receiving device including a measurement unit configured to measure a second biometric data, a setting unit configured to set a second reference time corresponding to an occurrence time of a second feature value of the second biometric data, and a reception unit configured to maintain an awaiting state for the signal during a third time period from a time when a second time period has elapsed since the second reference time.

公开(公告)号：US20250082214A1

公开(公告)日：2025-03-13

申请号：US18955437

申请日：2024-11-21

Applicant: OMRON HEALTHCARE Co., Ltd.

Inventor： Naomi MATSUMURA ,  Yukiya SAWANOI

IPC: A61B5/022 ,  A61B5/00

Abstract: A wrist blood pressure monitor having a band-like member connected to a main body portion, a sensing cuff, and a pressure cuff, where the cuffs are provided to the band-like member, the band-like member is configured to be wrappable around either a left wrist or a right wrist, the pressing cuff is provided so as to be capable of pressing the sensing cuff toward a left wrist side or a right wrist side when the band-like member is wrapped around the left wrist or the right wrist, the band-like member includes a first end portion and a second end portion that are positioned in a width direction orthogonal to a circumferential direction when the band-like member is wrapped around the left wrist, or right wrist. In some embodiments, the band-like member is wrapped around the right wrist or the left wrist in a first or second state, respectively.

公开(公告)号：US20230021062A1

公开(公告)日：2023-01-19

申请号：US17934929

申请日：2022-09-23

Applicant: OMRON HEALTHCARE Co., Ltd.

Inventor： Yuki SAKAGUCHI ,  Yasuhiro KAWABATA ,  Kenji FUJII ,  Naomi MATSUMURA ,  Reiji FUJITA ,  Akito ITO ,  Nozomi KAWAI

IPC: A61B5/282 ,  A61B5/00 ,  A61B5/273

Abstract: A belt used in an electrocardiographic measurement apparatus includes a belt body to be wrapped around a living body, three or more base electrodes disposed in a longitudinal direction of the belt body, and two or more cap electrodes detachable and attachable to the base electrodes and smaller in number than the number of base electrodes.

公开(公告)号：US20210169347A1

公开(公告)日：2021-06-10

申请号：US17178850

申请日：2021-02-18

Applicant: OMRON HEALTHCARE Co., Ltd. ,  OMRON Corporation

Inventor： Akito ITO ,  Yasuhiro KAWABATA ,  Kenji FUJII ,  Naomi MATSUMURA ,  Reiji FUJITA

IPC: A61B5/025 ,  A61B5/022 ,  A61B5/256 ,  A61B5/282 ,  A61B5/352 ,  A61B5/00 ,  A61B5/021

Abstract: A pulse transit time measurement device according to an aspect includes: a belt unit; a plurality of first electrodes and second electrodes provided on the belt unit; a third electrode provided on the belt unit; a first electrocardiographic signal acquisition unit that acquires a first electrocardiographic signal of a user using the plurality of first electrodes; a second electrocardiographic signal acquisition unit that acquires a second electrocardiographic signal of the user with the second electrode and the third electrode; a feature amount parameter calculation unit that calculates a feature amount parameter related to a waveform feature point of the first electrocardiographic signal on the basis of a waveform feature point of the second electrocardiographic signal; a pulse wave signal acquisition unit that acquires a pulse wave signal representing a pulse wave of the user; and a pulse transit time calculation unit that detects a waveform feature point.

公开(公告)号：US20210127993A1

公开(公告)日：2021-05-06

申请号：US17143334

申请日：2021-01-07

Applicant: OMRON HEALTHCARE Co., Ltd. ,  OMRON Corporation

Inventor： Naomi MATSUMURA ,  Yasuhiro KAWABATA ,  Kenji FUJII ,  Reiji FUJITA ,  Akito ITO

IPC: A61B5/021 ,  A61B5/28 ,  A61B5/318

Abstract: A pulse transit time measurement device includes a belt unit wound around a target measurement site of a user, an electrode group provided in the belt unit and including a four electrodes, a current source applying an alternating current between the first electrode and the second electrode, a potential difference signal detection unit detecting a potential difference signal between the third electrode and the fourth electrode, an electrocardiogram acquisition unit acquiring, based on the potential difference signal, an electrocardiogram corresponding to a waveform signal representative of an electrical activity of a heart of the user, a pulse wave signal acquisition unit acquiring, based on the potential difference signal, as a pulse wave signal, a waveform signal representative of an electrical impedance in the target measurement site of the user, and a pulse transit time calculation unit calculating a pulse transit time based on the electrocardiogram and the pulse wave signal.

公开(公告)号：US20190313924A1

公开(公告)日：2019-10-17

申请号：US16454254

申请日：2019-06-27

Applicant: OMRON CORPORATION ,  OMRON HEALTHCARE CO., LTD.

Inventor： Naomi MATSUMURA ,  Kentaro MORI ,  Naoki MATSUMOTO ,  Yasuhiro KAWABATA ,  Kenji FUJII

IPC: A61B5/021 ,  A61B5/0225

Abstract: A pulse wave measurement device including: a belt to be worn around a measurement target site; first and second pulse wave sensors that are mounted on the belt spaced from each other with respect to a width direction of the belt, and that detect pulse waves of opposing portions of an artery passing through the measurement target site; a pressing unit that is mounted on the belt is capable of changing pressing forces of the pulse wave sensors against the measurement target site; a waveform comparing unit that acquires pulse wave signals which are time-sequentially output by the pulse wave sensors respectively, and compares waveforms of the pulse wave signals; and a pulse wave sensor pressing force setting unit that variably sets the pressing forces by the pressing unit such that the waveforms of the pulse wave signals compared by the waveform comparing unit become identical to each other.

公开(公告)号：US20240188839A1

公开(公告)日：2024-06-13

申请号：US18442592

申请日：2024-02-15

Applicant: OMRON HEALTHCARE Co., Ltd.

Inventor： Akito ITO ,  Yasuhiro KAWABATA ,  Kenji FUJII ,  Naomi MATSUMURA ,  Yuki SAKAGUCHI

IPC: A61B5/021 ,  A61B5/00 ,  A61B5/022 ,  A61B5/28

CPC classification number: A61B5/02125 ,  A61B5/02133 ,  A61B5/02208 ,  A61B5/28 ,  A61B5/7246 ,  A61B2560/0223 ,  A61B2562/0204

Abstract: Highly accurate blood pressure estimation based on a circulatory organ-related feature amount can be performed. A blood pressure estimation device includes a blood pressure estimation unit configured to acquire a circulatory organ-related feature amount that is a feature amount related to a state of a circulatory organ and changes in accordance with pulsation of a heart and to calculate a blood pressure value from the circulatory organ-related feature amount, and a reference blood pressure measurement unit including a sound wave detection unit configured to detect Korotkoff sound generated in accordance with the pulsation, the reference blood pressure measurement unit being configured to measure a reference blood pressure value by using the Korotkoff sound. The blood pressure estimation unit includes a feature amount acquisition unit configured to acquire the circulatory organ-related feature amount.