Abstract: A sphygmomanometer has a nocturnal blood pressure measurement mode in which blood pressure measurement automatically starts according to a predetermined schedule. The sphygmomanometer includes a single operation switch for inputting an instruction to suspend or to recover the nocturnal blood pressure measurement mode, a suspension processing unit to perform a process for transitioning to a measurement suspension state in which blood pressure measurement does not start even when a set time arrives, when the single operation switch is operated at a first time, in the nocturnal blood pressure measurement mode, and a recovery processing unit to perform a process for recovering to the nocturnal blood pressure measurement mode, under condition that the single operation switch is operated at a second time or after a lapse of a predetermined time from a clock time when the single operation switch is operated at the first time, in the measurement suspension state.

Abstract: A pulse wave detector includes a body portion; a band which is wound around a wrist while the band is engaged with the body portion; a first engaging portion with which a basal end portion in a longitudinal direction of the band is engaged; a second engaging portion with which an arbitrary position in the longitudinal direction of the band is engaged while the band is folded back; and an engagement member which causes a tip end portion in the longitudinal direction of the band to be engaged with the basal end portion or the first end portion while the basal end portion and the tip end portion overlap with each other. A tip end of the tip end portion is directed from an opposed surface of the body portion to the wrist to an opposite surface of the body portion.

Abstract: The present invention has a normal blood pressure measurement mode in which a blood pressure measurement is performed according to a blood pressure measurement instruction, and a nighttime blood pressure measurement mode in which a blood pressure measurement is automatically started according to a predetermined schedule. When being switched by an mode operation unit from the normal blood pressure measurement mode to the nighttime blood pressure measurement mode, an algorithm for blood pressure calculation by an oscillometric method is switched and set from an algorithm for a sitting position to an algorithm for a supine position. A blood pressure value is calculated using an algorithm currently set for the blood pressure calculation by the oscillometric method.

Abstract: A height correction device measures height information on the reference position of the heart and height information on the wrist to which a blood pressure measurement device is attached using communication technology when the body of a subject rotates or moves at the position where the measurement device is attached during the measurement period including the sleep period, subjects the obtained blood pressure measurement values to height correction using height information, and approximates the obtained blood pressure measurement values to blood pressure measurement values measured at the reference position of the heart, to thereby obtain highly accurate measurement values.

Abstract: A pulse wave detecting device includes a sensor section and a control unit. The sensor section is rotatable about a first axis and is rotatable about a second axis. The control unit determines a rotation angle about the second axis and a rotation angle about the first axis in a state where a roll angle of the sensor section is controlled to the optimal roll angle. Then, the control unit, presses the sensor section against the body surface in a state where the sensor section is controlled into the optimal roll angle and the optimal pitch angle, detects a pulse wave based on pressure signals detected by pressure detecting elements during the increase, and calculates vital information based on the detected pulse wave.

Abstract: The pulse wave detecting device includes a sensor section in which two element rows consisting of a plurality of pressure detecting elements arranged in a direction B are arranged in a direction A perpendicular to the direction B, and an air bag pressing the sensor section to a body surface in a state that the direction B intersects a direction in which an artery below the body surface of a living body. An arrangement interval between the two element rows in the direction A is 5 mm or more and 15 mm or less.

Abstract: 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, a

Abstract: A blood pressure measurement device is equipped with a pressing surface which is formed with pressure sensors, an air bag for pressing the pressing surface toward a radius artery that runs under a skin of a living body; an air bag drive unit for controlling the pressing force of the air bag, and a control unit for calculating blood pressure values in the radius artery on the basis of pressure pulse waves that were detected by all of the pressure sensors in a process that the pressing force was increased or decreased.

Abstract: A biological information measurement device includes: a pulse wave detection unit that continuously detects pulse waves from a living body; a biological information calculation unit that calculates biological information based on pulse waves detected by the pulse wave detection unit and stores, in a storage medium, biological information calculation results information including said biological information; a storage control unit that stores, in the storage medium, pulse wave detection results information by the pulse wave detection unit in order to calculate biological information included in biological information calculation results information; a measurement efficiency information generation unit that generates measurement efficiency information indicating measurement efficiency for biological information included in biological information calculation results information, generating same based on the biological information calculation results information and pulse wave detection results information; and a

Abstract: A pulse wave detecting device includes a sensor section and a control unit. The sensor section is rotatable about a first axis and is rotatable about a second axis. The control unit determines a rotation angle about the first axis based on DC components of pressure detecting elements included in element rows. Then, in a state where the sensor section is controlled to the optimal pitch angle, the sensor section is pressed against the body surface, and a pulse wave is detected based on pressure signals detected by pressure detecting elements in this state, and vital information is calculated based on the detected pulse wave.

Abstract: 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.

Abstract: 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.

Abstract: A vehicle display control device controls display performed by a head-up display for a vehicle. The head-up display is configured to project an image on a projection member to cause a virtual image to be displayed in superimposed relation on a front view of the vehicle. The vehicle display control device determines a host vehicle situation as a road structure of a road on which a host vehicle is running, and controls to limit or not to limit a superimposed display of the virtual image with respect to a target object on which the virtual image is to be displayed in superimposed relation according to the host vehicle situation determined.

Abstract: A display control device for controlling a display position of a virtual image displayed and superimposed on a foreground in a vehicle (A), includes: an information acquisition unit for acquiring state information of the vehicle and extracting attitude change information and vibration information of the vehicle from the state information; a position correction unit for correcting a displacement of the display position of the virtual image with respect to the foreground caused by the attitude change of the vehicle, based on the attitude change information; a rough road determination unit for determining whether a road is a rough road, the road on which the vehicle is traveling or scheduled to travel, based on the vibration information; and a correction suppression unit for suppressing a correction control of the display position executed by the position correction unit and continuing to display the virtual image, based on a rough road determination.

Abstract: 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.

Abstract: 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.

Abstract: A blood pressure analyzing apparatus includes: a blood pressure variation determiner determining whether first blood pressure information varies a threshold or more from second blood pressure information or not, the first blood pressure information corresponding to an arbitrary beat, the second blood pressure information corresponding to a previous beat to the arbitrary beat; a blood pressure variation cause determiner determining whether a blood pressure variation is caused by the move of the wrist or by another reason than the move of the wrist, based on, wrist move information detected in a detection period of a pulse wave serving as a calculation source of the first blood pressure information, when it is determined that the first blood pressure information varies the threshold or more from the second blood pressure information; and a recording controller recording a determination result and the first blood pressure information in association with each other.

Abstract: A pulse wave detection method includes: increasing a pressing force of a pressing member for pressing a strain sensor fixed thereto against a body surface, the flexible strain sensor having a plurality of strain detection elements arranged on a substrate; determining a deformation stop timing at which deformation of a detection face of the strain sensor has been stopped based on the strain detection signal detected by each of the plurality of strain detection elements in a pressure raising process in which the pressing force is increased; setting a level of the strain detection signal detected at the deformation stop timing as a reference level; calibrating the first strain detection signal detected after the deformation stop timing based on the reference level; and generating a pressure signal from the calibrated first strain detection signal.

Abstract: A pressure pulse wave detector includes: a pressing member which includes a pressing face in which element arrays each including pressure detecting elements arranged in one direction are arranged in a direction intersecting with the one direction; a pressing mechanism which presses the pressing face against a body surface of a living body; a rotation driving mechanism which rotates the pressing face around each of two axes which are perpendicular to a pressing direction of the pressing face pressed by the pressing mechanism and include a first axis extending in the one direction and a second axis perpendicular to the one direction; a support member which supports the pressing mechanism, the rotation driving mechanism and the pressing member; a housing which houses therein the support member; and a movement mechanism which moves the support member in the one direction inside the housing.

Abstract: A pulse wave detecting device includes a sensor section and a control unit. The sensor section is rotatable about a first axis and is rotatable about a second axis. The control unit determines a rotation angle about the second axis and a rotation angle about the first axis in a state where the sensor section is pressed against the body surface with a prescribed pressing force. After determining the optimal roll angle and the optimal pitch angle, the control unit reduces the pressing force to a reset value smaller than the prescribed pressing force and larger than zero, increases the pressing force from this state, detects a pulse wave based on pressure signals detected by pressure detecting elements during the increase, and calculates vital information based on the detected pulse wave.