摘要:
An apparatus for obtaining a pulse-wave-propagation-relating information of a living subject, including a bifurcate-portion determining device which determines a bifurcate portion of an artery of the subject that is present under a skin of the subject, a pulse-wave-detect-portion determining device for determining, based on the determined bifurcate portion of the artery, a pulse-wave-detect portion of the artery from which a pulse wave is detected, a reference-point determining device for determining a reference point on the pulse wave detected from the determined pulse-wave-detect portion of the artery, and a pulse-wave-propagation-relating-information obtaining device for obtaining the pulse-wave-propagation-relating information of the subject based on the determined reference point of the pulse wave.
摘要:
An apparatus for examining arteriosclerosis of a living subject, including a pulse-wave detecting device which detects a pulse wave from a first portion of the subject, a stenosis-related-information obtaining device for obtaining, based on a shape of the pulse wave detected by the pulse-wave detecting device, stenosis-related information that changes in relation with stenosis of an artery of a second portion of the subject that is located upstream of the first portion of the subject in a direction in which blood flows in the artery, and a stenosis judging device for making, based on the stenosis-related information obtained by the stenosis-related-information obtaining device, a judgment about the stenosis of the artery of the second portion of the subject.
摘要:
An augmentation-index determining apparatus, including a cuff, a cuff-pressure changing device which changes a pressing pressure of the cuff, a pulse-wave extracting device which extracts a pulse wave from the cuff, a peak-occurrence-time determining device for determining, based on a high-cuff-pressure pulse wave which is extracted by the pulse-wave extracting device when the cuff-pressure changing device makes the pressing pressure of the cuff higher than a systolic blood pressure of a subject, a time of occurrence of a peak point of an incident-wave component of the high-cuff-pressure pulse and a time of occurrence of a peak point of a reflected-wave component of the high-cuff-pressure pulse wave, and an augmentation-index determining device for determining, based on the respective times of occurrence of the respective peak points of the incident-wave and reflected-wave components of the high-cuff-pressure pulse, respective times of occurrence of respective peak points of incident-wave and reflected-wave components of a low-cuff-pressure pulse which is extracted by the pulse-wave extracting device when the cuff-pressure changing device makes the pressing pressure of the cuff lower than a mean blood pressure of the subject, and determining an augmentation index based on respective magnitudes of the low-cuff-pressure pulse wave at the respective times of occurrence of the respective peak points of the incident-wave and reflected-wave components of the low-cuff-pressure pulse.
摘要:
An apparatus for inspecting arteriosclerosis of a living subject, including a pulse-wave detecting device which detects a pulse wave from a portion of the subject, an augmentation-index determining device for determining, based on the pulse wave detected by the pulse-wave detecting device, an augmentation index indicating a proportion of a reflected-wave component of the pulse wave to an incident-wave component thereof, so that the arteriosclerosis of the subject is inspected based on the augmentation index determined by the augmentation-index determining device, a waveform-related-information obtaining device which obtains waveform-related information that is related to a change of a waveform of the pulse wave detected by the pulse-wave detecting device, a display device, an augmentation-index displaying device for operating the display device to display the augmentation index determined by the augmentation-index determining device, and a waveform-related-information displaying device for operating the display device to display, in addition to the augmentation index, the waveform-related information obtained by the waveform-related-information obtaining device.
摘要:
A pulse wave analyzing apparatus including a cuff 12 for detecting a pulse wave from a living subject, a pressure sensor 16 for converting the pulse wave detected by the cuff 12, into an electric signal, i.e., a pulse wave signal SM, a plurality of band-pass filters 62 (BPF(1), BPF(2), . . . , BPF(n)) that have respective low-side cuff-off frequency bands differing from each other and each receive the pulse wave signal SM, a provisional rising point determining device 64 for determining respective times PS of respective provisional rising points of respective pulse waves represented by respective secondary pulse wave signals SM2 that have passed through the band-pass filters 62, and a proper rising point determining device 66 for comparing the respective times PS of respective provisional rising points with each other and thereby determining a time AS of a proper rising point based on the respective times PS of respective provisional rising points.
摘要:
An apparatus for measuring a superior-and-inferior-limb blood-pressure index of a living subject, including a first measuring device which measures a first blood pressure of an inferior limb; a second measuring device which measures a second blood pressure of a superior limb; an information obtaining device for iteratively obtaining information changing in relation with change of blood pressure of the subject; a change-value determining device for determining a change value of blood pressure of the subject between a first time when the first blood pressure is measured and a second time when the second blood pressure is measured, based on a first piece of information obtained by the information obtaining device at the first time and a second piece of information obtained by the information obtaining device at the second time; a corrected-blood-pressure determining device for determining, based on the determined change value, one of the first and second blood pressures to a corrected blood pressure that would have been measured at one of the first and second times that corresponds to the other of the first and second blood pressures; and an index determining device for determining the superior-and-inferior-limb blood-pressure index, based on the determined corrected blood pressure and the other of the first and second blood pressures that has not been corrected by the corrected-blood-pressure determining device.
摘要:
An apparatus for measuring a periodic physical information of a living subject, including a measuring device which iteratively measures, from the subject, a value of the periodic physical information including a periodically changing component, a waveform determining device for determining a changing-component waveform representing the periodically changing component of the periodic physical information, a difference determining device for determining at least one difference between at least one first value of the periodic physical information measured by the measuring device at at least one time and at least one second value of the changing-component waveform at the at least one time, and a removing device for judging, based on the at least one difference determined by the difference determining device, whether the at least one first value is abnormal, and removing the at least one first value judged as being abnormal.
摘要:
A transmission apparatus switches to a line of one standby system upon occurrence of a fault on any one of n lines of a working system. The transmission apparatus includes a switching controller that when switching from a line of the working system to a line of the standby-system upon the occurrence of the fault and executing a given command to put the line causing the fault in a given state of line switching according to the given command, causes the working system to maintain the state of line switching according to the given command even after restoration from the fault.
摘要:
A node device in an optical transport ring network including plural node devices connected in a ring form using plural optical transmission paths so that optical transport frames of a working line and a protection line are transmitted using the plural optical transmission paths, includes a control information transmitter, when a failure occurs in the optical transmission paths, transmitting the optical transport frame to an opposing node device as a transmission destination node in the optical transmission paths, the optical transport frame including switching control information; and a switcher receiving the optical transport frame including switching control information, the optical transport frame being transmitted to the node device as the transmission destination node, forming a loop back to fold a transmission path between the plural optical transmission paths, and switching the optical transmission path from the work line to the protection line.
摘要:
According to embodiments, there is provided an electronic component unit, including: a circuit board including: a heat generating element that generates a heat; and a bonding metal foil layer formed on a face thereof; a heat transfer board including: a board body having a thermal conductivity higher than that of the circuit board; an insulative layer formed on a first face of the board body; and a heat transfer metal foil layer formed to cover the insulative layer; and a heat sink, wherein the circuit board is assembled with the heat sink via the heat transfer board such that (1) the heat transfer metal foil layer is soldered to the bonding metal foil layer and (2) the second face of the board body is superimposed on the heat sink.