Patents by Inventor Mitsuo Kuwabara
Mitsuo Kuwabara has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11617516Abstract: A biological information analyzing device includes: an indicator extraction unit that extracts an indicator pertaining to a characteristic of a blood pressure waveform using data of the blood pressure waveform obtained by a sensor, which is worn on a user's body and can non-invasively measure the blood pressure waveform for each of heartbeats, continuously measuring the blood pressure waveform; and a processing unit that carries out a process based on the extracted indicator.Type: GrantFiled: April 14, 2017Date of Patent: April 4, 2023Assignees: Omron Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Patent number: 11363961Abstract: A biological information analysis device including: an indicator extraction unit configured to extract an indicator indicating a cardiac state, from data regarding blood pressure waveforms that are consecutively measured by a sensor that is configured to be worn on a body part of a user and to be capable of non-invasively measuring a blood pressure waveform for each heartbeat; and a processing unit configured to output the indicator extracted by the indicator extraction unit. The indicator extraction unit is configured to extract a value of a cardiac load indicator for each heartbeat, from the data regarding blood pressure waveforms, and calculate the indicator indicating the cardiac state, based on characteristics related to distribution of values of the cardiac load indicator corresponding to a plurality of heartbeats.Type: GrantFiled: April 14, 2017Date of Patent: June 21, 2022Assignees: Omron Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Publication number: 20220071495Abstract: A blood pressure-related information display device, for visualizing and displaying information relating to blood pressure surges, is provided with: a blood pressure surge detection unit which, from time series data of blood pressure which changes linked to the subject's pulse, detects a blood pressure surge on the basis of a preset determination standard; a bodily state input unit which, together with the time series data of blood pressure, inputs bodily state information which indicates the bodily state of the subject; an extraction unit which extracts a feature value of the blood pressure surge; a statistical processing unit which performs statistical processing of the extracted feature value of the blood pressure surge; a calculation unit which calculates a feature value of the subject's bodily state; a display processing unit which performs processing for displaying, on a display screen, the correlation between the feature value of the blood pressure surge which was subjected to statistical processing, aType: ApplicationFiled: September 24, 2021Publication date: March 10, 2022Applicants: OMRON HEALTHCARE Co., Ltd., JICHI MEDICAL UNIVERSITYInventors: Ayako KOKUBO, Mitsuo KUWABARA, Shingo YAMASHITA, Kazuomi KARIO
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Patent number: 11246501Abstract: A biological information analysis device including: an indicator extraction unit that is configured to extract, from time-series data regarding blood pressure waveforms consecutively measured by a sensor that is configured to be worn on a body part of a user and to be capable of non-invasively measuring a blood pressure waveform for each heartbeat, data regarding blood pressure waveforms corresponding to a period of time in which a change in blood pressure occurs, and extract an indicator that is related to the functionality of respiratory organs of the user, based on characteristics of the blood pressure waveforms corresponding to the period of time; and a processing unit that performs processing that is based on the indicator thus extracted.Type: GrantFiled: April 14, 2017Date of Patent: February 15, 2022Assignees: Omron Corporation, Omron Healthcare Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Publication number: 20220008023Abstract: According to the present invention, blood pressure surges is detected from time-series data on blood pressure of a subject that varies with pulsation based on predetermined determination criteria. A feature amount indicating a characteristic of each blood pressure surge thus detected is obtained. Statistical processing is performed on an occurrence number of the blood pressure surges thus detected and/or the feature amount to obtain a statistical amount for each of time slots. A required attention degree indicating a level of attention being required to the blood pressure surge is obtained for each of the time slots based on the statistical amount of the occurrence number of the blood pressure surges and/or the feature amount. The required attention degree thus obtained and/or the statistical amount are displayed side by side for each of the time slots on a display screen.Type: ApplicationFiled: September 22, 2021Publication date: January 13, 2022Applicants: OMRON HEALTHCARE CO., LTD., JICHI MEDICAL UNIVERSITYInventors: Ayako KOKUBO, Mitsuo KUWABARA, Shingo YAMASHITA, Kazuomi KARIO
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Publication number: 20220007951Abstract: According to the present invention, blood pressure surges are detected from time-series data on blood pressure of a subject that varies with pulsation based on predetermined determination criteria. For each blood pressure surge thus detected, an envelope connecting a plurality of pulse-corresponding peaks forming the blood pressure surge is acquired as an individual waveform. Statistical processing is performed on a plurality of individual waveforms to obtain a representative waveform and waveform variation among the blood pressure surges in the time-series data. On a display screen, a curve indicating the representative waveform is displayed with the curve superimposed on a region indicating the waveform variation among the blood pressure surges.Type: ApplicationFiled: September 24, 2021Publication date: January 13, 2022Applicants: OMRON HEALTHCARE CO., LTD., JICHI MEDICAL UNIVERSITYInventors: Ayako KOKUBO, Mitsuo KUWABARA, Shingo YAMASHITA, Kazuomi KARIO
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Publication number: 20210361243Abstract: A blood pressure value analysis support apparatus includes a one-beat reliability determination unit and section setting unit. The determination unit determines reliability of a blood pressure value for each beat including a first reliability and second reliability lower in reliability than the first based on information indicating disturbance. The section setting unit sets valid and invalid sections for the time-series data of blood pressure based on a reliability determination result. The section setting unit includes a section wherein the blood pressure value reliability for each beat is the first reliability in the valid section and includes a section wherein the blood pressure value reliability for each beat is the second reliability in the invalid section, for the time-series data of blood pressure. The section setting unit changes the invalid section when a length of a continuous period is less than a preset first threshold value to the valid section.Type: ApplicationFiled: August 6, 2021Publication date: November 25, 2021Applicant: OMRON HEALTHCARE CO., LTD.Inventors: Tatsunori ITO, Shingo YAMASHITA, Mitsuo KUWABARA, Yuki OTA, Ayako KOKUBO
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Publication number: 20210361178Abstract: A blood pressure level change detection apparatus includes a change point detection unit and a level change/return determination unit. The change point detection unit detects a first change point as a change point in time-series data of blood pressure. A level change/return determination unit acquires a first average blood pressure level and a second average blood pressure level for time-series data of blood pressure. When a difference between the first average blood pressure level and the second average blood pressure level is greater than or equal to a predetermined level threshold value, the level change/return determination unit determines that a blood pressure level change has occurred at the first change point.Type: ApplicationFiled: August 10, 2021Publication date: November 25, 2021Applicant: OMRON HEALTHCARE CO., LTD.Inventors: Tatsunori ITO, Shingo YAMASHITA, Mitsuo KUWABARA, Yuki OTA, Ayako KOKUBO
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Patent number: 10750961Abstract: Provided are diagnosis assistance apparatus, diagnosis assistance method, and diagnosis assistance program, according to which it is possible to effectively assist diagnosis by making it easy to understand a state of biological information of a measurement subject.Type: GrantFiled: May 9, 2018Date of Patent: August 25, 2020Assignee: OMRON HEALTHCARE CO., LTD.Inventor: Mitsuo Kuwabara
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Publication number: 20190175027Abstract: A biological information analysis device including: an indicator extraction unit configured to extract an indicator indicating a cardiac state, from data regarding blood pressure waveforms that are consecutively measured by a sensor that is configured to be worn on a body part of a user and to be capable of non-invasively measuring a blood pressure waveform for each heartbeat; and a processing unit configured to output the indicator extracted by the indicator extraction unit. The indicator extraction unit is configured to extract a value of a cardiac load indicator for each heartbeat, from the data regarding blood pressure waveforms, and calculate the indicator indicating the cardiac state, based on characteristics related to distribution of values of the cardiac load indicator corresponding to a plurality of heartbeats.Type: ApplicationFiled: April 14, 2017Publication date: June 13, 2019Applicants: OMRON Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Publication number: 20190159722Abstract: A biological information analysis device includes: an indicator extraction unit configured to extract, from data regarding blood pressure waveforms consecutively measured by a sensor configured to be worn on a body part of a sleeping user and to be capable of non-invasively measuring a blood pressure waveform for each heartbeat, an indicator that is related to the functionality of respiratory organs of the user, based on characteristics of the blood pressure waveforms; and a processing unit configured to perform processing that is based on the indicator thus extracted.Type: ApplicationFiled: April 14, 2017Publication date: May 30, 2019Applicants: OMRON Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Publication number: 20190159682Abstract: A biological information analyzing device includes: an indicator extraction unit that obtains data of a blood pressure fluctuation section, which is a section in which a blood pressure fluctuation has occurred, from time series data of a blood pressure waveform measured continuously by a sensor, which is worn on a user's body and can non-invasively measure a blood pressure waveform for each of heartbeats, and extracts an indicator expressing a blood pressure fluctuation type of the user from the data of the blood pressure fluctuation section; and a processing unit that outputs the indicator expressing the blood pressure fluctuation type extracted by the indicator extraction unit.Type: ApplicationFiled: April 14, 2017Publication date: May 30, 2019Applicants: OMRON Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Publication number: 20190159723Abstract: A biological information analyzing device includes: an indicator extraction unit that converts, into a frequency spectrum, time series data of a blood pressure waveform continuously measured by a sensor that is worn on a user's body and can non-invasively measure the blood pressure waveform for each of heartbeats, and extracts an indicator based on a strength of a prescribed frequency component in the frequency spectrum; and a processing unit that carries out a process based on the extracted indicator.Type: ApplicationFiled: April 14, 2017Publication date: May 30, 2019Applicants: OMRON Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Publication number: 20190159685Abstract: A biological information analyzing device includes: an indicator extraction unit that extracts, from blood pressure waveform data measured continuously by a sensor that is worn on a user's body and can non-invasively measure a blood pressure waveform for each of heartbeats, an indicator expressing a load placed on the user's heart by an activity, and a processing unit that outputs the indicator extracted by the indicator extraction unit. The indicator extraction unit finds the indicator on the basis of a difference between a blood pressure waveform in a resting section corresponding to when the user is in a resting state and a blood pressure waveform in an active section corresponding to when the user is engaged in the activity.Type: ApplicationFiled: April 14, 2017Publication date: May 30, 2019Applicants: OMRON Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Publication number: 20190150755Abstract: A biological information analysis device including: an indicator extraction unit configured to extract, from data regarding blood pressure waveforms consecutively measured by a sensor configured to be worn on a body part of a user and to be capable of non-invasively measuring a blood pressure waveform for each heartbeat, an indicator that indicates an event occurrence risk, which is the risk of an event occurring due to a change in blood pressure, based on characteristics of the blood pressure waveforms; and a processing unit configured to perform processing that is based on the indicator thus extracted.Type: ApplicationFiled: April 14, 2017Publication date: May 23, 2019Applicants: OMRON Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Publication number: 20190125252Abstract: A biological information analysis device including: an indicator extraction unit that is configured to extract, from time-series data regarding blood pressure waveforms consecutively measured by a sensor that is configured to be worn on a body part of a user and to be capable of non-invasively measuring a blood pressure waveform for each heartbeat, data regarding blood pressure waveforms corresponding to a period of time in which a change in blood pressure occurs, and extract an indicator that is related to the functionality of respiratory organs of the user, based on characteristics of the blood pressure waveforms corresponding to the period of time; and a processing unit that performs processing that is based on the indicator thus extracted.Type: ApplicationFiled: April 14, 2017Publication date: May 2, 2019Applicants: OMRON Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Publication number: 20190117095Abstract: A biological information analyzing device includes: an indicator extraction unit that extracts an indicator pertaining to a characteristic of a blood pressure waveform using data of the blood pressure waveform obtained by a sensor, which is worn on a user's body and can non-invasively measure the blood pressure waveform for each of heartbeats, continuously measuring the blood pressure waveform; and a processing unit that carries out a process based on the extracted indicator.Type: ApplicationFiled: April 14, 2017Publication date: April 25, 2019Applicants: OMRON Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Publication number: 20190117084Abstract: A biological information analysis device includes: an indicator extraction unit configured to extract, from time-series data regarding blood pressure waveforms consecutively measured by a sensor that is configured to be worn on a body part of a user and to be capable of non-invasively measuring a blood pressure waveform for each heartbeat, and from time-series data regarding breathing measured by a respiration sensor during a period of time corresponding to the time-series data regarding blood pressure waveforms, an indicator indicating the relationship between the user's breathing and changes in blood pressure; and a processing unit configured to perform processing that is based on the indicator thus extracted.Type: ApplicationFiled: April 14, 2017Publication date: April 25, 2019Applicants: OMRON Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Publication number: 20190110700Abstract: A biological information analysis device includes: an indicator extraction unit configured to acquire, from time-series data regarding blood pressure waveforms consecutively measured by a sensor that is configured to be worn on a body part of a user and to be capable of non-invasively measuring a blood pressure waveform for each heartbeat, data regarding a blood pressure waveform in a pre-exercise period that is a period of time before the user performs exercise, and data regarding a blood pressure waveform in a post-exercise period that is a period of time after the user performs the exercise, and extract an indicator indicating the influence of the exercise on the user's cardiac function, based on characteristics of the blood pressure waveform in the pre-exercise period and characteristics of the blood pressure waveform in the post-exercise period; and a processing unit configured to perform processing that is based on the indicator thus extracted.Type: ApplicationFiled: April 14, 2017Publication date: April 18, 2019Applicants: OMRON Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi
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Publication number: 20190090818Abstract: A biological information analyzing device includes: an indicator extraction unit that creates, on the basis of blood pressure waveform time series data measured by a sensor that is worn on a user's body and can non-invasively measure the blood pressure waveform for each of heartbeats, a multidimensional graphic by plotting a plurality of points of data constituting one or more blood pressure waveforms selected from the blood pressure waveform time series data in a multidimensional space constructed from a plurality of axes including at least two axes corresponding to two types of feature amounts extracted from the blood pressure waveform, and extracts an indicator pertaining to a shape characteristic of the multidimensional graphic; and a processing unit that carries out a process based on the extracted indicator.Type: ApplicationFiled: April 14, 2017Publication date: March 28, 2019Applicants: OMRON Corporation, OMRON HEALTHCARE Co., Ltd.Inventors: Hiroshi Nakajima, Hirotaka Wada, Naoki Tsuchiya, Masaaki Kasai, Eriko Kan, Toru Uenoyama, Keiichi Obayashi, Ayako Kokubo, Yuya Ota, Toshikazu Shiga, Mitsuo Kuwabara, Hironori Sato, Ken Miyagawa, Masakazu Tsutsumi