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7476204 |
Visualization of values of a physical property detected in an organism over time
A system for visually indicating, in real time or post hoc, values of a physical property detected over a period of time along a dimension of an organism to a user on a temporal plot and a profile...
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7344502 |
Pulse wave measuring apparatus of high measurement accuracy
A pulse wave measuring apparatus includes a pressure sensor having a plurality of sensor elements wider in width than the small sensor element required in conventional tonometry. On the basis of...
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7229414 |
Pulse wave measuring apparatus that can obtain optimum pressurization force of pressure sensor
A pulse wave measuring apparatus extracts a direct current component from a pressure value obtained from a sensor pressure, and defines the pressurization force of the cuff as the optimum...
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7181350 |
Blood glucose meter/modem interface arrangement
A cradle-configured interface for a hand-held blood glucose meter has a multi-electrical contact-containing battery door that enables blood glucose analysis data stored in the meter to be...
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7144373 |
Apparatus and method for detecting pulse wave
Provided are an apparatus and method of detecting a pulse wave at the certain position of an artery. A pressure sensor array has a pressurization surface on which plural pressure sensors are...
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7112174 |
Pulse wave detection device and method of detecting pulse wave, wherein pulse wave is detected with selection of pressure sensor for pulse wave detection from plurality of pressure sensors
A sensor array having a plurality of pressure sensors arranged on a measurement surface, a pressurization portion for pressing the sensor array laid across an artery of a living body, a sensor...
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6945940 |
Contact type pulse measurement device
The present invention discloses a contact type of pulse measurement device, which comprises a first active sensor electrode and a second active sensor electrode having corresponding opposite...
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6905470 |
Apparatus and method for detecting heartbeat using PPG
The present invention relates to an apparatus and method capable of detecting a heartbeat using a photoplethysmography (PPG) even under a motion of a user. A primary object of the present invention...
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6881192 |
Measurement of sleep apnea duration and evaluation of response therapies using duration metrics
An implantable cardiac device is programmed to detect an episode of sleep apnea, measure the duration of the episode, and store this information in memory. When multiple episodes are recorded, the...
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6740045 |
Central blood pressure waveform estimation device and peripheral blood pressure waveform detection device
A central blood pressure waveform estimation device has a pulse wave detection section, a transfer function storage section, and a central blood pressure waveform calculation section. The pulse...
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6599250 |
Heart failure monitor quicklook summary for patient management systems
Continuous remote monitoring of patients based on data obtained from an implantable hemodynamic monitor provides an interactive patient management system. Using network systems, patients are...
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6506153 |
Method and apparatus for subject monitoring
A method of monitoring a subject ( 7 ) in a vehicle seat ( 6 ), the method including: a) acquiring a target signal from the subject with a piezoelectric transducer ( 1 ) provided in or on the...
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6447458 |
Method and system of color coding components of central venous and pulmonary artery wedge pressure waveforms
A method and system for identifying components of a waveform. The system includes an ECG acquisition module, a pressure waveform acquisition module to acquire a pressure waveform, and an analysis...
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6293915 |
Pulse wave examination apparatus, blood pressure monitor, pulse waveform monitor, and pharmacological action monitor
An FFT treating section (40) carries out the frequency analysis of a pulse waveform MHj excluding a body movement component to yield pulse wave analysis data MKD and then a tidal wave-character...
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6283914 |
Device and method for monitoring dietary intake of calories and nutrients
A portable, autonomous electronic device consisting of a barcode scanner, an updatable nutrition facts database, user memory to store product records of products eaten, and an integral readout...
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5938618 |
Method of positioning a sensor for determining blood pressure of an artery
The present invention is a method for locating a sensor over an underlying artery having a blood pulse. The sensor is positioned at a plurality of locations above a known appoximate location of the...
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5803907 |
Peripheral vascular disease testing
The present invention provides an diagnostic apparatus and method for physiologically measuring the biological responses of a selected group of muscles during exercise. Biological responses...
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5766130 |
Vascular testing method
The present invention relates to a method for vascular testing for diagnosing circulatory and secondary nervous disorders. The method allows a non-technical person to rapidly plot blood pressure...
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5709212 |
Blood pressure measuring apparatus
A blood pressure measuring device includes: a memory for storing a standard constant α; an input means for inputting a correcting blood pressure value; a time interval reference point detection...
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5692520 |
Method and apparatus for measuring arterial and venous blood flow in body appendages
The present invention is directed to a non-invasive method and apparatus for measuring arterial and venous blood flow in body appendages. The present invention is also directed to a non-invasive...
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5638823 |
System and method for noninvasive detection of arterial stenosis
A system and method for noninvasively detecting coronary artery disease. The system and method utilize a vasodilator drug to increase the signal-to-noise ratio of an acoustic signal that represents...
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5381797 |
Pulse diagnostic device and method of measuring a pulse wave using this device
A pulse diagnostic device has a pulse wave sensor, a pulse wave signal processing unit and a register--all connected in series. The sensor is provided with means for correcting its...
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4951679 |
Pulse wave detecting apparatus having placement-condition detecting means
A pulse wave detecting apparatus having a housing which is placed on a body surface of a subject such that the housing is aligned with an artery of the subject via the body surface, a pulse wave...
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4940059 |
Polygraph with improved cardiac monitoring
A polygraph for detecting and displaying the beat by beat changes in the relative rate of increase of the blood pressure of the heart. Electronic circuitry for measuring the derivative of the blood...
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4887607 |
Apparatus for and method of spectral analysis enhancement of polygraph examinations
An apparatus for and method of improving polygraph testing comprises parallel processing of output response signals of a human being by a polygraph machine and a spectral analyzer and then...
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4823802 |
Device for measurement of arterial blood pressure
A device for measurement of arterial blood pressure, comprising a compression cuff with a manometer, and a pulse wave sensor interposed between the compression cuff and the patient's body surface...
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4572199 |
System to determine arterial occlusion and other maladies
A system for noninvasively sensing ocular pulses of a mammal, which pulses serve as a basis for indicating presence of a disease or malfunctioning body part such as, for example, a condition of...
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4564020 |
Method and apparatus for obtaining an individual's systolic blood pressure
A specific technique for determining an individual's systolic blood pressure is disclosed herein. This technique utilizes the individual's diastolic blood pressure, the patient's arterial curve or...
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4458518 |
Apparatus and method for calibrating a photoplethysmograph
An apparatus for calibrating a photoplethysmograph system comprising a white card mounted in the cone of a speaker. The card is mounted a predetermined distance from a photoplethysmograph sensor...
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4213348 |
Self-calibrating automatic zeroing strain gauge circuit
A method of and apparatus for calibrating and providing an output from a strain gauge (1) is described. In the method and apparatus there is provided a constant-current source (10). Coupled to the...
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4178918 |
Automatic blood pressure measuring and recording system
A noninvasive blood pressure measuring and recording system includes an inflatable cuff for encircling a portion of the human body, a pump for inflating and deflating the cuff for selectively...
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4164937 |
Equipment for detecting, monitoring, measuring, displaying and recording pulse and heartbeat
An inexpensive, compact and portable instrument using two photoelectric cells in a sensitive Wheatstone bridge, an operational amplifier and ambient light sources and arranged to easily engage the...
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4066066 |
Electronic pulse feeling device for practice of diagnosis in oriental medicine
Electronic pulse feeling device for assisting the medical practitioner in making a diagnosis in oriental medicine by visually depicting wave forms of various different human vascular pulses. The...
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3915156 |
Polygraph including a cardiograph with dicrotic notch enhancement
Instead of mechanically deflecting the pen in response to pressure changes in the blood pressure cuff on the arm of the subject, this deflecting is accomplished electrically, the pen-deflecting...
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3911903 |
Ocular pneumoplethysmograph and method of operation
A pneumatic device for determining blood pressure pulse waves at constantly changing levels of external vacuum as an indication of blood flow to a particular part of a human body including means...
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3903873 |
Pulse contour measuring instrument
An instrument for measuring the pulse contour of a warm-blooded animal and particularly of a human being. The instrument is of the non-invasive type and includes a mechanical interferometer which...
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3541590 |
PHYSIOLOGICAL PULSE METER
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3517661 |
DIFFERENTIAL PLETHYSMOGRAPHY
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3154066 |
Body function sensors
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3083705 |
Vascular recording apparatus
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2944542 |
Detecting and recording physiological changes accompanying emotion stresses
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