摘要:
A cuff pulse wave detecting apparatus including: a main portion; a cuff which is remote from the main portion and which is adapted to be worn on a body portion of a living subject; and a pressure sensor which is connected to the cuff for detecting a pressure in the cuff, the cuff pulse wave detecting apparatus detecting a cuff pulse wave as a pressure oscillation transmitted from the subject to the cuff, wherein the pressure sensor is provided between the main portion and the cuff.
摘要:
A medical weight for being placed on a sensor worn on a body surface of a living subject, so as to press the sensor against the body surface, the medical weight including one or more bags, and a number of spheroidal bodies accommodated in the bag or bags.
摘要:
A blood-pressure estimating apparatus, including a pulse-wave detecting device which detects a pulse wave from a portion of a living subject, a blood-pressure measuring device which includes an inflatable cuff adapted to be worn on the portion of the subject and measures, with the cuff, a diastolic blood pressure and a systolic blood pressure of the portion of the subject, and a mean-blood-pressure estimating device which converts, based on a minimum magnitude and a maximum magnitude of the pulse wave detected by the pulse-wave detecting device and the diastolic and systolic blood pressure measured by the blood-pressure measuring device, a magnitude of a gravity center of an area defined by the pulse wave into an estimated mean blood pressure of the portion of the subject.
摘要:
A living-subject monitoring apparatus for monitoring a load exerted to a living subject, including a circulatory-organ-related-parameter measuring device which iteratively measures at least one circulatory-organ-related parameter of the subject that changes in relation with the load exerted to the subject, a blood-oxygen-saturation measuring device which iteratively measures a blood oxygen saturation of the subject, and a display device which simultaneously displays the circulatory-organ-related parameter measured by the circulatory-organ-related-parameter measuring device and the blood oxygen saturation measured by the blood-oxygen-saturation measuring device, so that the circulatory-organ-related parameter and the blood oxygen saturation are comparable with each other by a medical person or the subject.
摘要:
An augmentation-index measuring apparatus including a cuff which is adapted to be worn on a portion of a living subject to press the portion, a fourth-order-differentiating device for subjecting a cuff pulse wave obtained from the cuff, to a fourth-order differentiation, and thereby obtaining a fourth-order-differentiated waveform, a peak-point determining device for determining, based on the fourth-order-differentiated waveform obtained by the fourth-order-differentiating device, a peak point of an incident-wave component contained in the cuff pulse wave and a peak point of a reflected-wave component contained in the cuff pulse wave, and an augmentation-index determining device for determining an augmentation index of the subject that indicates a proportion of one of a first magnitude of the cuff pulse wave at a time of occurrence of the peak point of the incident-wave component and a second magnitude of the cuff pulse wave at a time of occurrence of the peak point of the reflected-wave component, to the other of the first and second magnitudes.
摘要:
An apparatus for evaluating a function of an autonomic nerve of a living subject, including a heart-rate measuring device which iteratively measures a heart rate of the subject, a cuff-pressure changing device which changes a pressure in a first cuff adapted to be wound around an inferior limb of the subject, and a pressure in a second cuff adapted to be wound around a superior limb of the subject, so as to press the inferior and superior limbs, and a dispersion-degree determining device for determining a first degree of dispersion of the heart-rate values iteratively measured by the heart-rate measuring device after the cuff-pressure changing device starts pressing the inferior and superior limbs.
摘要:
A blood-pressure measuring apparatus including a cuff worn on a body portion of a subject to apply a pressure to the body portion; a changing device which changes the cuff pressure between a pressure lower than a systolic blood pressure of the body portion and higher than a mean blood pressure of the body portion, and a pressure lower than a diastolic blood pressure of the body portion; a determining device which determines a diastolic and a mean blood pressure of the subject based on a heartbeat-synchronous signal detected from the subject while the changing device changes the cuff pressure; a detecting device which detects a cuff pulse wave as an oscillation of the cuff pressure; a pulse-wave-magnitude determining device for operating the changing device to maintain the cuff pressure at a pressure lower than the mean blood pressure of the body portion, and determining a minimal, a mean, and a maximal magnitude of the cuff pulse wave detected in a state in which the cuff pressure is maintained at that pressure; and a systolic-blood-pressure determining device for determining a systolic blood pressure of the subject, based on the determined diastolic and mean blood pressure and the determined minimal, mean, and maximal magnitudes of the cuff pulse wave, according to a fact that the minimal, mean, and maximal magnitudes of the cuff pulse wave correspond to the diastolic, mean, and systolic blood pressure of the subject, respectively.
摘要:
A dialyzing apparatus including a dialyzer which removes water from blood of a patient at a water-remove rate, an arteriosclerosis-related-information obtaining device which obtains arteriosclerosis-related information that is related to a degree of arteriosclerosis of the patient, and a water-remove-rate display device which displays a target value of the water-remove rate based on the arteriosclerosis-related information obtained by the arteriosclerosis-related-information obtaining device.
摘要:
A dialyzing apparatus including a dialyzer which removes water from blood of a patient at a pre-set water-remove rate, an autonomic-nerve-activity-related-information obtaining device which obtains autonomic-nerve-activity-related information that is related to an activity of an autonomic nerve of the patient, and a water-remove-rate display device which displays a target water-remove rate based on the autonomic-nerve-activity-related information obtained by the autonomic-nerve-activity related-information obtaining device.
摘要:
An apparatus for detecting a patient, including a plurality of pressure detecting devices which are adapted to be placed on a bed such that the pressure detecting devices are arranged in a widthwise direction of the bed, and which detect respective pressures and produce respective pressure signals representing the detected pressures, and a position detecting device for detecting, based on the pressure signals supplied from the pressure detecting devices, a position, in the widthwise direction of the bed, where the patient is present.