Entries |
Document | Title | Date |
20080234589 | BLOOD PRESSURE ALGORITHM - A apparatus and method for non-invasively measuring blood pressure. Cuff pressure and oscillometric signals are generated. The signals are conditioned by a plurality of linear filters to remove artifacts and local trends. Rank-order filters are applied to the conditioned oscillometric signal to detect upper and lower envelops. The systolic blood pressure and diastolic blood pressure are calculated using a plurality of multidimensional threshold vectors. | 09-25-2008 |
20080262362 | NON-INVASIVE BLOOD PRESSURE DETERMINATION METHOD - A method for estimating systolic and diastolic pressure is disclosed herein. The method includes obtaining a predetermined type of blood pressure data from a patient, and providing previously acquired blood pressure data obtained from a plurality of different subjects. The method also includes implementing the previously acquired blood pressure data to select systolic and diastolic amplitude ratios that most closely correlate with the predetermined type of blood pressure data obtained from the patient. The selected systolic and diastolic amplitude ratios are adapted to compensate for the effects of arterial compliance. The method also includes implementing the selected systolic and diastolic amplitude ratios to generate a systolic and diastolic blood pressure estimates. | 10-23-2008 |
20080281211 | Motion Management In A Fast Blood Pressure Measurement Device - The invention is in one embodiment an apparatus and a method for measuring the blood pressure of a vertebrate subject. The apparatus uses an inflatable chamber with a sensor to detect signals indicative of a blood pressure of the subject during an inflation interval of the inflatable chamber. If secondary motion or artifact signals are detected, the apparatus and method determine whether the secondary signals are below a predetermined value, and if so, complete the measurement. If the signals indicate that the measurement is not accurate, the system and method immediately institute a measurement of the blood pressure during a deflation interval, which can include a step deflation interval. In the event that the subject is identified as a neonate, the system and method immediately measure using the deflation interval procedure. | 11-13-2008 |
20080287814 | System and Method for Determining the Blood Pressure of a Patient - In order to provide a technique for determining high-quality blood pressure values of a patient, especially in cases of unsupervised blood pressure measurements in a home environment, it is suggested to use a system ( | 11-20-2008 |
20090012410 | Blood Pressure Monitor and Method for Operating Same - A blood pressure measuring device for measuring the blood pressure of a patient is provided. The device comprises an inflatable cuff adapted to be placed around the upper arm or wrist of the patient, a pressure sensor for measuring the pressure within the cuff, a calculating unit for oscillometrically calculating the value of the blood pressure on the basis of the pressure values in the cuff, means for inflating the cuff and pressure control means for controlling and releasing the pressure in the cuff, said pressure control means comprising at least one valve. Further, the device has switching means for switching between at least two measuring modes, wherein in a first measuring mode, the cuff pressure is released at a first deflation rate and in a second measuring mode the cuff pressure is released at a second deflation rate which is smaller than the first deflation rate. | 01-08-2009 |
20090036785 | BLOOD PRESSURE MONITOR - Auto-focusing blood pressure monitor intended for “difficult” arms in order to make accurate and reliable measurements both at a normal arm and an arm with unusual formations, on which it has up to now been difficult to measure the blood pressure. The cuff has a cover and a bladder positioned therein. The bladder has two longitudinal chambers. A reinforcement extends along a valley between the chambers and operates as a tension ring, which maintains the division of the bladder in two chambers also at high internal pressure in the bladder. During application to a “difficult” arm, the reinforcement will be displaced towards the portion of the arm in which the problems are smallest while maintaining the division into two elliptical chambers. The elliptical chambers focus the pressure at the artery positioned there below so that a reliable measurement can be obtained. | 02-05-2009 |
20090054794 | BLOOD-PRESSURE MEASURING DEVICE - A connector body includes two latch plates which detachably fix different connector bodies. The two latch plates are configured to be able to fix the one connector body to the other connector body at a step portion on the other connector body. The step portion is at a position which is different from an airtight portion of an O-ring used to establish airtightness between a fluid path of a connector chassis and a fluid path of the other connector body. Therefore, a blood-pressure measuring device is obtained in which a blood-pressure measuring device main body and a cuff are easily connected while damage of a tube or a piping component can be prevented. | 02-26-2009 |
20090099464 | METHOD FOR DETERMINING CARDIOVASCULAR PARAMETERS AND DEVICE AND COMPUTER PROGRAM PRODUCT FOR CARRYING OUT SAID METHOD - A method, device and computer program product used to determine at least one cardiovascular parameter P | 04-16-2009 |
20090105599 | DUAL LUMEN INTERCHANGEABLE MONITOR SYSTEM - A flow system for use in a monitor for measuring blood pressure that automatically configures the flow path of the system when either a single lumen cuff or a dual lumen cuff is coupled to the monitor. | 04-23-2009 |
20090124911 | Sphygmomanometer capable of adjusting a viewing angle of a display screen - A sphygmomanometer capable of adjusting a viewing angle of a display screen includes a housing, and the housing includes a lower casing and an upper casing. The lower casing includes a pivotal axle and a position limit mechanism. The upper casing has a containing space for containing a rotating body, and a display screen installed on a side of the rotating body, and a shaft protruded from another side of the rotating body which faces the lower casing. The shaft is sheathed onto the pivotal axle for the use of the sphygmomanometer. When the sphygmomanometer is worn onto a user's wrist or arm, the pivotal axle and the shaft are operated to turn the display screen on the rotating body to an appropriate position, so as to facilitate the user or medical professionals to view the reading of the measurement on the display screen. | 05-14-2009 |
20090131807 | Blood Pressure Value Display Device, Blood Pressure Measuring Instrument, and Blood Pressure Value Display Method - A blood pressure level display device or the like is provided which allows easy measurement and has an improved convenience during measurement. | 05-21-2009 |
20090131808 | SPHYGMOMANOMETER AND CHIP CARD THEREFOR - A sphygmomanometer and a chip card for use therein. The sphygmomanometer includes a measuring device for determining blood pressure data and a control device. The control device has a chip card reader operable to read an insertable control chip card. The chip card includes data which is read by the chip card reader. A control function of the sphygmomanometer is carried out as a result of the data being read by the chip card reader. | 05-21-2009 |
20090156946 | BLOOD PRESSURE MOTION SENSING - The invention relates to a blood pressure monitor for measuring the blood pressure of a person including a blood pressure cuff. The blood pressure monitor also includes an electro-pneumatic package. The electro-pneumatic package includes a pump, a valve, a pressure sensor, and one or more accelerometers. A pneumatic mechanical coupling is configured to pneumatically and mechanically directly couple the blood pressure cuff to the electro-pneumatic package, wherein a signal from the one or more accelerometers configured to indicate an activity level of the person during a blood pressure measurement. A display is configured to display an indication of the activity level. The invention also relates to a blood pressure monitor wherein an electronics circuit is configured to receive the motion signal from the one or more accelerometers during a blood pressure measurement. The invention also relates to a method for detecting a motion artifact in a non-invasive blood pressure measurement. | 06-18-2009 |
20090171222 | APPARATUS AND METHOD FOR MONITORING BLOOD PRESSURE CUFF WEAR - A blood pressure cuff assembly is disclosed herein. The blood pressure cuff assembly includes a data storage device and cuff data stored on the data storage device. The cuff data pertains to a degree of wear of the pressure cuff assembly and/or an age of the pressure cuff assembly. A corresponding blood pressure monitoring system incorporating the blood pressure cuff assembly, and a method for implementing the blood pressure cuff assembly are also disclosed. | 07-02-2009 |
20090171223 | Surgical Tourniquet Cuff System - A surgical tourniquet cuff system includes a tourniquet cuff with a cuff connector for communicating pneumatically with the cuff and for releasably connecting to a tourniquet instrument connector to establish a pneumatic passageway between the cuff connector and the tourniquet instrument connector. A tourniquet instrument supplies pressurized gas through the pneumatic passageway to the cuff. The tourniquet instrument connector includes a cuff pressure transducer for producing a cuff pressure signal indicative of the pressure of gas within the gas passageway near the connection. The cuff may include a cuff usage register for containing a cuff usage record and the tourniquet instrument connector may include a cuff usage register interface for reading the record. The tourniquet cuff may further include a cuff sheath forming a flexible conduit containing the cuff connector and sized to allow the connection of the cuff connector to the tourniquet instrument connector within the sheath. | 07-02-2009 |
20090198141 | SPHYGMOMANOMETER WITH DETACHABLE DATA TRANSMISSION DEVICE - A data transmission unit for a blood pressure meter. The data transmission unit includes an external transmission interface for the transmission of data to external data processing equipment and/or from external data processing equipment. The unit also includes an internal connection interface operable to detachably connect the data transmission unit to the blood pressure meter. As such, the data transmission unit forms an exchangeable interface converter for the blood pressure meter that converts a first data and/or transmission format fitting of the blood pressure meter into a second data and/or transmission format fitting of the external data processing device. | 08-06-2009 |
20090221924 | METHOD AND SYSTEM FOR NON-INVASIVE BLOOD PRESSURE DETERMINATION - A method for non-invasively estimating blood pressure is disclosed herein. The method includes inflating a cuff and collecting first oscillation amplitude data at a first plurality of cuff pressure levels while inflating the cuff. The method also includes deflating the cuff and collecting second oscillation amplitude data at a second plurality of cuff pressure levels while deflating the cuff. The method also includes fitting a curve to the first oscillation amplitude data and to the second oscillation amplitude data and estimating a blood pressure parameter based on the curve. A non-invasive blood pressure system is also disclosed. | 09-03-2009 |
20090287096 | Blood pressure meter - In a blood pressure meter ( | 11-19-2009 |
20090299199 | ELECTRONIC BLOOD PRESSURE MONITOR AND DATA DISPLAY METHOD IN ELECTRONIC BLOOD PRESSURE MONITOR - A memory of an electronic blood pressure monitor stores blood pressure data measured in the past in association with measurement time data. Each time a subject operates a month update switch, representative blood pressure data of each month is read from the memory and displayed. Each time a day update switch is operated, representative blood pressure data of each day is read and displayed. Each time an individual switch is operated, blood pressure data is read and displayed in the order of measurement time in a day. | 12-03-2009 |
20090318817 | Pulse detection apparatus and method for manufacturing the same - A pulse detection apparatus including: a support member that supports a pulse sensor so as to touch a human body with the pulse sensor; a cable that is electrically connected to the pulse sensor and mechanically connected to the support member; a first restriction member that is provided on the cable, and restricts the movement of the cable in a lateral direction thereof by fitting in a first concave portion provided on the support member; and a second restriction member that is provided on the cable, and restricts the movement of the cable in an extension direction thereof by fitting in a second concave portion provided on the support member. | 12-24-2009 |
20090326391 | WRIST-TYPE BLOOD PRESSURE METER - A wrist-type blood pressure meter for measuring blood pressure and heart rate of a person and displaying the measurement reading with segmented screens showing numeric figures and graphical plot. It has memory module and fingerprint module allowing more than one user to store and retrieve measurement readings according to time sequence and calculate average readings. | 12-31-2009 |
20100056933 | PLUG-IN CONNECTOR FOR MEDICAL TUBES - A plug-in connector for medical tubes is provided with a first plug-in part ( | 03-04-2010 |
20100130875 | BODY-WORN SYSTEM FOR MEASURING BLOOD PRESSURE - A system for measuring a blood pressure value from a patient features a sensor configured to be worn on the patient's thumb. The sensor includes one or two light sources that emit optical radiation, and a photodetector that detects the optical radiation after it passes through a portion of a vessel (e.g. an artery or capillary) in the patient's thumb to generate a first time-dependent signal (e.g. a PPG waveform). In embodiments the sensor is made from a flexible material that wraps around a portion of the patient's thumb (e.g. the base) while leaving the thumb's tip uncovered. This configuration is less awkward than most finger-worn sensors, and allows the patient to comfortably go about their day-to-day activities (e.g. reading, eating) with little obstruction. The system also includes at least two electrodes that are configured to be worn on the patient's body and detect electrical signals that are processed by an electrical circuit to generate a second time-dependent signal (e.g. an ECG waveform). | 05-27-2010 |
20100130876 | PORTABLE DEVICE FOR MEASURING BLOOD PRESSURE AND METHOD THEREFOR - A portable blood pressure measuring apparatus and a method therefor are provided. In the portable blood pressure measuring apparatus, a blood pressure measurer measures a wrist or finger blood pressure being an arterial pressure at a wrist or a finger, a Pulse Wave Velocity (PWV) measurer measures a PWV, a controller controls compensation of the wrist or finger blood pressure using the PWV so that the wrist or finger blood pressure corresponds to a brachial blood pressure, and a display displays the compensated wrist or finger blood pressure. | 05-27-2010 |
20100160798 | BODY-WORN SYSTEM FOR MEASURING CONTINUOUS NON-INVASIVE BLOOD PRESSURE (cNIBP) - The present invention provides a technique for continuous measurement of blood pressure based on pulse transit time and which does not require any external calibration. This technique, referred to herein as the ‘Composite Method’, is carried out with a body-worn monitor that measures blood pressure and other vital signs, and wirelessly transmits them to a remote monitor. A network of body-worn sensors, typically placed on the patient's right arm and chest, connect to the body-worn monitor and measure time-dependent ECG, PPG, accelerometer, and pressure waveforms. The disposable sensors can include a cuff that features an inflatable bladder coupled to a pressure sensor, three or more electrical sensors (e.g. electrodes), three or more accelerometers, a temperature sensor, and an optical sensor (e.g., a light source and photodiode) attached to the patient's thumb. | 06-24-2010 |
20100160799 | METHODS AND SYSTEM FOR PERFORMING REMOTE ISCHEMIC PRECONDITIONING - A system for remote ischemic preconditioning that includes a cuff, and actuator, and a controller that operates the actuator according to a treatment protocol. The treatment protocol includes a plurality of treatment cycles that each comprise cuff actuation, an ischemic duration, cuff release, and a reperfusion duration. | 06-24-2010 |
20100168589 | BODY-WORN SYSTEM FOR MEASURING CONTINUOUS NON-INVASIVE BLOOD PRESSURE (cNIBP) - The present invention provides a technique for continuous measurement of blood pressure based on pulse transit time and which does not require any external calibration. This technique, referred to herein as the ‘Composite Method’, is carried out with a body-worn monitor that measures blood pressure and other vital signs, and wirelessly transmits them to a remote monitor. A network of body-worn sensors, typically placed on the patient's right arm and chest, connect to the body-worn monitor and measure time-dependent ECG, PPG, accelerometer, and pressure waveforms. The disposable sensors can include a cuff that features an inflatable bladder coupled to a pressure sensor, three or more electrical sensors (e.g. electrodes), three or more accelerometers, a temperature sensor, and an optical sensor (e.g., a light source and photodiode) attached to the patient's thumb. | 07-01-2010 |
20100234742 | System and Method for Blood Pressure Management | 09-16-2010 |
20100241014 | DEVICE FOR NON-INVASIVE MEASUREMENT OF BLOOD PRESSURE AND ANKLE-BRACHIAL INDEX - A device for non-invasive measurement of blood pressure includes a blood pressure cuff, a plethysmographic electrode for acquiring an impedance plethysmogram distal to the cuff and a processing device to inflate and deflate the cuff, generate the impedance plethysmogram and to determine the systolic and diastolic blood pressures. It is determined when the cuff is completely occluding the extremity, e.g., by detecting pulses at a second, partially occluded cuff or by a photoplethysmogram attached to the big toe. The device can be used to measure systolic or diastolic blood pressure or both. It can also be used to take ankle-brachial measurements. An autocorrelation technique can be used to correct noise. | 09-23-2010 |
20100249614 | SYSTEM AND METHOD FOR A NON-INVASIVE BLOOD PRESSURE MEASUREMENT - A method of measuring blood pressure of a patient is provided. The method comprises inflating a blood pressure cuff to a user selectable target pressure and subsequently further inflating or deflating the blood pressure cuff in a stepwise manner by a predetermined pressure amount. At each pressure step in a first sequence of alternate steps of cuff pressure variation, the occurrence of at least two successive oscillometric pulses with matching pulse amplitude and other possible matching criteria is identified. The blood pressure cuff is inflated following the identification. Further a single oscillometric pulse is obtained at each pressure step in a second sequence of alternate steps of cuff pressure variation. The pattern of inflating, obtaining two matching oscillometric pulses, inflating, and obtaining a single oscillometric pulse is repeated until sufficient oscillometric envelope information is obtained for determining one or more blood pressure parameters of the patient. | 09-30-2010 |
20100249615 | BLOOD PRESSURE MONITOR - A blood pressure monitor includes a cuff to be wound around a living body of a subject, a measuring unit for measuring blood pressure with said cuff wound around the living body of said subject, a detecting unit for detecting an inclination angle of said cuff, a specifying unit for specifying a current inclination level among a plurality of predetermined inclination levels upon measurement by said measuring unit, based on a result of detection by said detecting unit, a memory for storing therein the inclination level specified by said specifying unit, in association with blood pressure data measured by said measuring unit, and a notifying unit for providing notification of at least one past inclination level of the plurality of inclination levels stored in said memory and said current inclination level, in association with each other. | 09-30-2010 |
20100268098 | SPHYGMOMANOMETER AND MEASUREMENT ACCURACY CHECK SYSTEM OF SPHYGMOMANOMETER - A measurement accuracy check system of a sphygmomanometer includes a sphygmomanometer having a blood pressure measurement mode for measuring a blood pressure based on a change in internal pressure of a cuff attached to a blood pressure measurement site, and an accuracy check mode for checking measurement accuracy in the blood pressure measurement mode, and an accuracy check device communicably connected with the sphygmomanometer for determining the measurement accuracy of the sphygmomanometer in the accuracy check mode. The sphygmomanometer includes an air system piping communicating to the cuff in the blood pressure measurement mode and communicating to an air system of the accuracy check device in the accuracy check mode, a pressurization and depressurization unit for adjusting pressure to be applied to the air system piping, and a first pressure detection unit for detecting pressure in the air system piping. | 10-21-2010 |
20100274142 | METHOD AND APPARATUS FOR CORRECTING ERROR IN BLOOD PRESSURE MEASUREMENT - Provided are a method and apparatus for correcting an error in blood pressure measurement. In a method of correcting an error in a measured blood pressure, the error in the measured blood pressure, which is measured at a first site of a first body is calculated based on a correlation between a shape of a sphygmogram measured at a first body part and a difference between blood pressure measured at a first body part and blood pressure measured at a second body part, and the blood pressure measured at a first site of a first body is corrected using a calculated error. | 10-28-2010 |
20100298723 | Non-Invasive Blood Pressure Monitoring System - A non-invasive blood pressure monitoring system, includes an air channel having one or more inlet and exhaust ports to ambient air. An electronically controlled pump inflates and deflates a cuff applied to a patient limb with air via the air channel. A water tight sealed housing containing electronic circuitry for processing signals used in deriving a measurement of patient blood pressure in conjunction with inflating and deflating the cuff. The water tight sealed housing also is sealed from the air channel. | 11-25-2010 |
20100298724 | RECYCLABLE OR BIODEGRADABLE BLOOD PRESSURE CUFF - A blood pressure cuff is defined by a sleeve member, a portion of which is inflatable and made from a fluid impermeable material. An exterior port of the sleeve directly and fluidly interconnects with the interior of said inflatable portion, wherein a slotted portion is aligned with the port to receive the port when the cuff is wrapped about the limb of a patient. The slotted portion is sized to provide a range of cuff sizes wherein the cuff can be entirely made from a biodegradable or recyclable material. A plurality of cuffs can be packaged for sequential dispensing thereof. | 11-25-2010 |
20100298725 | RECYCLABLE OR BIODEGRADABLE BLOOD PRESSURE CUFF - A blood pressure cuff is defined by a first sheet, having an opening, and a second sheet. The second sheet is attached to a bottom of the first sheet to form an interior inflatable portion between the first sheet and the second sheet, with the opening of the first sheet fluidly interconnecting the interior inflatable portion with an exterior of the cuff. The blood pressure cuff is made from a single type of material and can be recycled, biodegradable, or composted. | 11-25-2010 |
20100305459 | METHOD AND DEVICE FOR DETECTING AND ASSESSING REACTIVE HYPEREMIA USING SEGMENTAL PLETHYSMOGRAPHY - A method for measuring reactive hyperemia in a subject is disclosed. The method includes performing a first segmental cuff plethysmography to generate a baseline arterial compliance curve and/or a baseline pressure-area (P-A) curve, performing a second segmental cuff plethysmography to generate a hyperemic arterial compliance curve and/or a hyperemic P-A curve, and calculating an area between the baseline and the hyperemic curves. The size of the area can be used as an indication of endothelial dysfunction (ED) and ED-related diseases. | 12-02-2010 |
20100324428 | METHOD AND DEVICE FOR THE NON-INVASIVE MEASUREMENT OF DYNAMIC CARDIOPULMONARY INTERACTION PARAMETERS - A method for a non-invasive determination of cardiopulmonary interaction parameters in a patient includes fitting a pressure cuff on the patient, setting a volume of the pressure cuff in a pulsatile range of the patient, measuring pulsatile signals over time, and evaluating the measured pulsatile signals so as to ascertain the cardiopulmonary interaction parameters. | 12-23-2010 |
20100331709 | DETECTION UNIT FOR BLOOD PRESSURE INFORMATION MEASUREMENT DEVICE AND BLOOD PRESSURE INFORMATION MEASUREMENT DEVICE - A blood pressure information measurement device includes a cuff ( | 12-30-2010 |
20110009756 | METHOD, APPARATUS AND COMPUTER PROGRAM FOR NON-INVASIVE BLOOD PRESSURE MEASUREMENT - A method, apparatus and computer program product are disclosed for non-invasively determining blood pressure related parameters of a subject. A cuff attached to a subject is inflated to a target pressure which is such that normal blood pressure oscillation of the subject appears in an output signal of a pressure sensor monitoring the pressure of the cuff. The output signal of the pressure sensor is acquired for at most a predetermined time period, while the cuff is maintained substantially at the target pressure, thereby to obtain blood pressure waveform data for the subject, and the blood pressure related parameters are derived from the blood pressure waveform data. | 01-13-2011 |
20110021931 | Optical Power Modulation Vital Sign Detection Method and Measurement Device - A vital sign measurement device includes a sensor fixation device, a sensor frame, an optical sensing system, and an output unit. The sensor fixation device is adapted to be placed against an anatomical location of a subject. The optical sensing system includes an optical waveguide, an optical source device to supply optical energy to the optical waveguide, and an optical detector to detect an amount of optical energy exiting the optical waveguide. The optical sensing system is adapted to sense an arterial pulse from the compression or flexing of at least a portion of the optical waveguide resulting in reduction of the amount of light exiting the optical waveguide. The output unit is configured to receive a signal indicative of the amount of light exiting the optical waveguide and to generate a measure of the vital sign based at least in part on the received signal. | 01-27-2011 |
20110028853 | CHECK VALVE STRUCTURE, DIAPHRAGM PUMP, AND SPHYGMOMANOMETER - A check valve structure has a first space and a second space. The check valve structure is configured to allow a flow of a fluid from the first space to the second space and to inhibit flow of the fluid from the second space to the first space. The check valve structure has a partition wall arranged between the first space and the second space and provided with a communication hole providing communication between the first space and the second space, an elastic film body for covering the side of the second space of the communication hole so as to prevent a reverse flow of the fluid, an elastic member having a wall portion surrounding the communication hole for holding the elastic film body, and a nipping member for nipping the elastic member with the partition wall. | 02-03-2011 |
20110054329 | DEVICES, SYSTEMS, AND METHODS FOR ACCURATE BLOOD PRESSURE MEASUREMENT - A multiple-axis accelerometer for use with a blood pressure monitor or a blood pressure measuring device (BPM) to determine an inclination associated with the point of fixture. The accelerometer is attached to a substrate that is structured and arranged in a vertical or substantially vertical plane. The accelerometer includes a first accelerometer portion that is adapted to generate a first output based on acceleration in a first direction in the vertical plane (A | 03-03-2011 |
20110054330 | Blood Pressure Measuring Device and Method for Measuring the Blood Pressure of a Living Being - A blood pressure measuring device includes a flexible element configured to at least partially surround a body part and having a stiffening element configured to stiffen the flexible element; and at least one pressure sensor element attached to the flexible element. | 03-03-2011 |
20110066048 | APPARATUS FOR EVALUATING VASCULAR ENDOTHELIAL FUNCTION - An apparatus for evaluating a vascular endothelial function, includes: a first cuff, to be wound around a first body part of a subject; a second cuff, to be wound around a second body part of the subject; a cuff pressure controller, configured to control a cuff pressure of each of the first and second cuffs, and configured to perform continuous pressure stimulation on the first body part of the subject for a time period by using the first cuff; a cuff pressure detector, configured to detect the cuff pressure of the second cuff from an output of a pressure sensor connected to the second cuff; a pulse wave detector, configured to detect, from the output of the pressure sensor, pulse waves before and after the continuous pressure stimulation is performed; and an analyzer, configured to evaluate the vascular endothelial function by comparing the pulse waves detected before and after the continuous pressure stimulation is performed. | 03-17-2011 |
20110071409 | BLOOD PRESSURE THAT DETECTS VASCULAR SCLEROSIS - A blood pressure monitor that detects vascular sclerosis is revealed. The blood pressure monitor includes a cuff, an air pump, an air escape valve, a pressure sensor, a processing circuit, a first conversion circuit, and an arithmetic circuit. The cuff is arranged at a user's hand and is pumped up and inflated by the air pump while the air escape valve is used to release air from the cuff. The pressure sensor is disposed on the cuff to detect a pressure of the cuff and generate a pressure sensing signal. The processing circuit processes the pressure sensing signal and generates a processed signal that is converted by the first conversion circuit, According to the converted processed signal, the arithmetic circuit calculates a systolic pressure, a diastolic pressure of a user and obtains a vasodilation constant so as to check vascular sclerosis of the user. | 03-24-2011 |
20110077534 | BLOOD PRESSURE INFORMATION MEASUREMENT DEVICE CAPABLE OF OBTAINING INDEX FOR DETERMINING DEGREE OF ARTERIOSCLEROSIS - A blood pressure information measurement device includes an air bladder wrapped around a central side of a measurement portion for pulse wave measurement and an air bladder wrapped at a peripheral side for blood pressure measurement. The air bladder for blood pressure measurement is increased to a pressure higher than a systolic blood pressure, and a blood pressure is measured. An internal pressure of the air bladder is maintained, a pulse wave is measured in avascularized state, and a feature point needed for calculating an index for determining an arteriosclerosis degree is extracted from the pulse wave. When the feature point is not extracted from the pulse wave, the internal pressure of the air bladder for blood pressure measurement is reduced to a pressure lower than the systolic blood pressure, a pulse wave in non-avascularized state is measured, and a feature point is extracted from the pulse wave. | 03-31-2011 |
20110092829 | BLOOD PRESSURE MONITOR AND METHOD FOR MEASUREMENT OF BLOOD VESSEL HARDENING - A blood pressure monitor and a method for detecting vascular sclerosis thereof are revealed. The blood pressure monitor includes a cuff, an air pump, an air escape valve, a pressure sensor, a processing circuit, and an arithmetic circuit. The cuff is arranged at a body to be detected and the air pump inflates the cuff. The air escape valve is for releasing air from the cuff while the pressure sensor arranged at the cuff measures a cuff pressure to generate an analog pressure sensing signal. The processing circuit processes the pressure sensing analog signal and generates a digital pressure sensing signal. Then a systolic pressure and a diastolic pressure of the detected body are calculated according to the digital pressure sensing signal. The degree of blood vessel hardening is checked according to a systolic area of the calculated systolic pressure and a diastolic area of the calculated diastolic pressure. | 04-21-2011 |
20110092830 | METHOD FOR AUTOMATIC ERROR DETECTION IN PRESSURE MEASUREMENT AND AN ELECTRONIC SPHYGMOMANOMETER - This invention discloses a method for automatic error detection in pressure measurement and an electronic sphygmomanometer using the method. The electronic sphygmomanometer comprises two pressure sensing circuits connected to a MPU. The first pressure sensing circuit is normally-on in pressure measurement. The second pressure sensing circuit is normally-off in pressure measurement. Said normally-off pressure sensing circuit is periodically turned on in an automatic manner to measure the same pressure as the normally-on pressure sensing circuit is used to measure. Said MPU computes the difference between the pressures obtained from the two pressure sensing circuits. When the difference is greater than a given error limit, calibration error warning will be given. | 04-21-2011 |
20110105917 | Digital Control Method for Measuring Blood Pressure - A system and method of digital control for a blood pressure measurement system is provided. According to at least one embodiment, a photo-plethysmographic (PPG) system produces a frequency signal that corresponds to the measured light in the PPG system. Such light may be indicative of blood volume in a vein or artery. The frequency signal may be used to control one or more pressure valves of the system in order to measure blood pressure and hold the frequency signal constant. | 05-05-2011 |
20110125035 | BLOOD PRESSURE MEASUREMENT DEVICE - In a sphygmomanometer, a value representing a perimeter of a measuring portion is obtained. A parameter for controlling a drive voltage of a pump is determined based on the value. The drive voltage is determined based on the parameter and an internal pressure of a fluid bladder to pressurize the fluid bladder. In pressurizing process, a diastolic blood pressure value is calculated. A systolic blood pressure value is estimated, and when the internal pressure of the fluid bladder reaches the pressure, the pressurizing is stopped. A gap of a valve for discharging the fluid from the fluid bladder is determined based on a perimeter of a measuring portion, and the fluid bladder is depressurized with the gap constant. In the depressurizing process, the systolic blood pressure value is calculated. When the systolic blood pressure value is calculated, the fluid is discharged from the fluid bladder, and the measurement is terminated. | 05-26-2011 |
20110130667 | BLOOD PRESSURE INFORMATION DISPLAY DEVICE, BLOOD PRESSURE INFORMATION DISPLAY SYSTEM, BLOOD PRESSURE INFORMATION DISPLAY METHOD, AND RECORDING MEDIUM RECORDED WITH BLOOD PRESSURE INFORMATION DISPLAY PROGRAM - A blood pressure information display device for calculating a blood pressure value based on a pulse wave amplitude through the oscillometric method and the like, and displaying the calculated blood pressure value as blood pressure information performs a process of changing a magnitude of a specified pulse wave amplitude of a plurality of extracted pulse wave amplitudes according to the operation by a user (medical staff) when a predetermined instruction is input. A predetermined algorithm is applied to the plurality of pulse wave amplitudes reflecting the change to calculate a reference blood pressure value, and the calculated reference blood pressure value is displayed as the blood pressure information. | 06-02-2011 |
20110144506 | BLOOD PRESSURE MEASUREMENT DEVICE - A blood pressure measurement device is mounted with a radio-controlled clock function in a main body without lowering reception performance of the standard radio wave of the radio-controlled clock. A substrate including a sensor mounting surface and a sensor non-mounting surface is mounted with a pressure sensor. An antenna for receiving the standard radio wave including time information of the radio-controlled clock is mounted. The antenna includes a bar-shaped magnetic body core and a coil wound around the magnetic body core. A pump is arranged such that an axis line direction of the motor and an extending direction of the magnetic body core are substantially orthogonal. The substrate and the substrate are arranged so that the sensor non-mounting surface of the substrate and the antenna mounting surface of the sensor face each other. | 06-16-2011 |
20110152699 | BLOOD PRESSURE MEASURING APPARATUS AND METHOD FOR MEASURING BLOOD VESSEL ELASTICITY - A blood pressure measuring method which can measure blood vessel elasticity, so that that the blood vessel elasticity can be commonly applied to all subjects, calculating pulse transit time at the time when no pressure is applied, calculating pulse transit time in an area where the pressure is changed by the cuff, and then calculating the elasticity of a blood vessel, using the pulse transit times. | 06-23-2011 |
20110166460 | METHOD FOR BLOOD PRESSURE MEASUREMENT FROM NONINVASIVE OSCILLOMETRIC PRESSURE SIGNALS - Disclosed embodiments include a method for measuring non-invasive blood pressure from an oscillometric signal and a cuff pressure signal implemented in a medical apparatus comprising: (a) calculating a pulse pressure signal by subtracting an upper and a lower envelope of the oscillometric signal; and (b) calculating without the use of beat detection a mean arterial pressure, a systolic blood pressure, and a diastolic blood pressure from said oscillometric signal, said cuff pressure signal, and a plurality of thresholds a device with at least one processor. | 07-07-2011 |
20110172547 | WRIST SPHYGMOMANOMETER - A wrist sphygmomanometer includes an operation unit operable by a user. A manometer measures blood pressure. A detector detects the posture of the user. A storage stores an optimum posture for the user. A comparator compares the posture detected by the detector and the optimum posture stored beforehand in the storage to generate posture information. A communication unit communicates the posture information to the user. A setting unit sets the optimum posture in the storage. The storage includes a first storage section, which stores a fixed optimum posture corresponding to an unspecified user, and a second storage section, which stores a second optimum posture corresponding to a specified used. The setting unit stores the second posture based on a value detected by the detector as the second optimum posture in the second storage section in accordance with an operation of the operation unit. | 07-14-2011 |
20110208068 | SPHYGMOMANOMETER AND CHARGING UNIT FOR SPHYGMOMANOMETER - A sphygmomanometer includes an expandable/contractable air bag supplied with air; a bag-shaped cover body for accommodating the air bag and for attaching the air bag to a site to be measured; an expansion and contraction mechanism for expanding and contracting the air bag; and a power supply unit arranged in the bag-shaped cover body. The power supply unit includes a battery for supplying driving power to the expansion and contraction mechanism, and a non-contact power reception unit for receiving power for charging the battery. The non-contact power reception unit is supplied with power through an electromagnetic inductive action from a non-contact power transmission unit arranged in a non-contact state with the non-contact power reception unit. | 08-25-2011 |
20110213255 | APPARATUS AND METHODS FOR NON-INVASIVELY MEASURING HEMODYNAMIC PARAMETERS - Improved apparatus and methods for non-invasively assessing one or more hemodynamic parameters associated with the circulatory system of a living organism. In one aspect, the invention comprises apparatus adapted to accurately place and maintain a sensor (e.g., tonometric pressure sensor) with respect to the anatomy of the subject, including an alignment apparatus which is separable from an adjustable fixture. The apparatus moveably captures the sensor to, inter alia, facilitate-coupling thereof to an actuator used to position the sensor during measurements. In a second aspect, improved sensor apparatus is disclosed adapted to minimize the effects of shear during sensor movement and monitoring as well as maximize the lateral and proximal search area available to the sensor within the apparatus. Methods for positioning the alignment apparatus and sensor are also disclosed. | 09-01-2011 |
20110218446 | BLOOD PRESSURE MEASURING DEVICE WITH IMPROVED DISPLAY - Blood pressure data read from a storage unit is displayed using a blood pressure level bar divided into rectangular segments, and a numerical value of data in a display unit. During the blood pressure measurement, the blood pressure level bar and the numerical value are displayed according to the rise and fall of the detected blood pressure in the display unit. A reference value for determining high blood pressure is displayed in association with the blood pressure level bar. The person to be measured can grasp the blood pressure section to which the measured blood pressure corresponds based on the reference value. The person to be measured can readily grasp the transition of the blood pressure value with the blood pressure level bar even if the size of the display region of the display unit is small. | 09-08-2011 |
20110224558 | BLOOD PRESSURE INFORMATION MEASUREMENT DEVICE FOR MEASURING PULSE WAVE PROPAGATION SPEED AS BLOOD PRESSURE INFORMATION - In the measurement device, the blood pressure of the upper arm and the blood pressure of the lower limb are measured using cuffs attached to the upper arm and the lower limb (ankle), respectively. The pulse wave of the upper arm and the pulse wave of the lower limb are measured in synchronization using such cuffs. The upper arm-lower limb pulse wave propagation velocity (baPWV) is calculated based on the appearance time difference of the two pulse waves. The upper arm pulse wave propagation velocity (upper arm PWV) is calculated based on the appearance time difference of the ejection wave and the reflection wave in the upper arm pulse wave. If the values of such propagation velocities are different, a warning is issued. | 09-15-2011 |
20110245694 | BLOOD PRESSURE MEASUREMENT APPARATUS - A blood pressure measurement apparatus detects a downward flexure of an arm rest and informs a user of the downward flexure on a display unit. By providing a partially color changing display or a blinking display on the display unit, the user is informed that a measurement posture is not good. The blood pressure measurement apparatus has an elbow rest with an arrangement that can easily prompt the user to be in a good posture for measurement. | 10-06-2011 |
20110251498 | BLOOD PRESSURE CUFF - A physiological parameter determining device ( | 10-13-2011 |
20110251499 | ELECTRONIC SPHYGMOMANOMETER - An electronic sphygmomanometer has a causing unit that causes a constant volume change in a cuff and a causing processing unit for controlling a drive of the causing unit for a period for which a first pressure control (for example, depressurization control) is made so as to execute a process for giving a constant volume change to the cuff. Further, the electronic sphygmomanometer includes a measurement control unit that controls based on a cuff pressure signal measurement of a pulse wave amplitude and a pressure change property with respect to the volume change. The electronic sphygmomanometer includes a correction processing unit that corrects the measured pulse wave amplitude based on the measured pressure change property and a blood pressure calculating unit that calculates a blood pressure value based on the corrected pulse wave amplitude. | 10-13-2011 |
20110257538 | ELECTRONIC SPHYGMOMANOMETER AND BLOOD PRESSURE MEASUREMENT METHOD - An electronic sphygmomanometer includes a cuff to be attached to a blood pressure measurement site, a pump and a valve for adjusting pressure to be applied on the cuff, a pressure sensor for detecting pressure in the cuff, a central processing unit (CPU) for calculating a blood pressure value from the cuff pressure, a memory for recording the blood pressure value, and an operation unit for carrying out a blood pressure measurement. A measurement condition input switch acquires information related to a condition at the time of current blood pressure measurement, and the memory stores the condition as measurement record information along with the blood pressure value. The CPU acquires past measurement record information close to the condition at the time of the blood pressure measurement from the memory and corrects a blood pressure measurement parameter based on the measurement record information. | 10-20-2011 |
20110282218 | LIGHTED GAUGE - An apparatus includes (a) a dial having a front face with indicia thereon and a transparent face plate and a back surface; and (b) a light source attached to the dial and positioned exterior to the transparent face plate and oriented so as to illuminate the face plate. The apparatus is advantageously used to measure blood pressure under adverse lighting conditions. | 11-17-2011 |
20110282219 | MEASUREMENT OF SYSTOLIC PRESSURE - A noninvasive method for measuring systolic blood pressure P | 11-17-2011 |
20110295129 | METHOD OF MEASURING BLOOD PRESSURE AND APPARATUS FOR PERFORMING THE SAME - A method for measuring the blood pressure of a subject is provided, the method comprising applying an occluding pressure to a portion of the subject such that the flow of blood through a blood vessel may be at least partially occluded; increasing the occluding pressure; superimposing on the occluding pressure a pressure signature; and monitoring the flow of blood through the blood vessel to identify a flow signature corresponding to the superimposed pressure signature. Further, there is provided an apparatus for measuring blood pressure, the apparatus comprising means for applying an occluding pressure to a portion of a subject, such that the flow of blood through a blood vessel may be occluded; means for increasing the occluding pressure; means for applying a pressure signature superimposed on the occluding pressure to the portion of the subject; a sensor for detecting changes in the flow of blood through the blood vessel as a result of the applied pressure; and means for determining when the changes in the flow of blood correspond to the characteristics of the pressure signature. | 12-01-2011 |
20110319774 | Kind of Blood Pressure Monitor Taking the Blood Pressure of Both Arms Simultaneously - This utility model provides a kind of blood pressure monitor to take the blood pressure of both arms simultaneously, including: power supply system, operation buttons, LCD monitor screen, plugholes for rubber tubes located on the LCD monitor screen, the rubber tube is plugged into the plughole and connected with the cuff of blood pressure monitor. It's characterized with dual plugholes for rubber tubes, dual rubber tubes and dual cuffs of blood pressure monitor. This utility model can monitor the blood pressure of both arms simultaneously and demonstrate the blood pressure of both arms simultaneously. | 12-29-2011 |
20120029366 | BLOOD PRESSURE DETECTION APPARATUS AND BLOOD PRESSURE DETECTION METHOD - A blood pressure detection apparatus includes a pressure sensor, a press mechanism that applies pressure to a blood vessel by pressing a living body, and can gradually decrease the pressure, and a blood pressure calculation section that determines the pressure when a given waveform pattern appears in a waveform of pulse waves obtained by the pressure sensor to be a maximal blood pressure, determines the pressure when the waveform has a maximum amplitude to be a mean blood pressure, and calculates a minimal blood pressure using the maximal blood pressure and the mean blood pressure. | 02-02-2012 |
20120078125 | Evaluation Of Peripheral Arterial Disease In A Patient Using An Oscillometric Pressure Signal Obtained At A Lower Extremity Of The Patient - Systems, methods, and products for determining indicated blood pressure values and/or characterizing a condition of a patient. The systems, methods, and products are capable of determining indicated blood pressure values in a lower extremity of a patient using an oscillometric technique. An oscillometric signal obtained from the lower extremity of the patient is analyzed, and the patient may be classified into one of a plurality of diagnostic classes. Each diagnostic class may have an associated ratio value. Based on the diagnostic class into which the patient is classified, a selected lower extremity characteristic ratio may be selected. A lower extremity indicated blood pressure value may be obtained by oscillometric processing using the selected ratio. This lower extremity indicated blood pressure value may be used with an upper extremity indicated blood pressure value to perform an extremity blood pressure ratio (EBPR) examination. | 03-29-2012 |
20120083704 | METHOD AND DEVICE FOR BLOOD PRESSURE MEASUREMENT - A method and device for blood pressure measurement is disclosed. The steps are capturing the pressure oscillating signal detected from the pressure sensor arranged at the cuff, processing the signal appropriately to cooperate with the personal information inputted by subject or without inputting any information, and actively selecting suitable characteristic coefficient accurately determine the systolic blood pressure and the diastolic blood pressure. It is able to adaptively regulate algorithms relative to different ages, BMIs, medical histories, and further accurately determine the blood pressure, so that the probability of the sphygmomanometer's erroneous judgment is decreased, medical resources are saved, and further a personal blood pressure measurement is accurately performed. | 04-05-2012 |
20120095352 | HEALTH MONITORING APPLIANCE - A heart monitoring system for a person includes one or more wireless nodes forming a wireless network; a wearable sensor having a wireless transceiver adapted to communicate with the one or more wireless nodes; and a software module receiving data from the wireless nodes to detect changes in patient vital signs. | 04-19-2012 |
20120130259 | BLOOD PRESSURE METER - In a blood pressure monitor, when a main unit is mounted on a mounting surface such as a desk, a bulging region of a first tube and a bulging region of a second tube, both located at a rear surface of the main unit, come into contact with the mounting surface. This can avoid the main unit from sliding even when the main unit is pulled by the first and second tubes. Consequently, a blood pressure monitor has a configuration in which the main unit is less likely to slide over the mounting surface even when the main unit is pulled by tubes connected to the main unit. | 05-24-2012 |
20120130260 | OPTICAL POWER MODULATION VITAL SIGN DETECTION METHOD AND MEASUREMENT DEVICE - A vital sign measurement device includes a sensor fixation device, a sensor frame, an optical sensing system, and an output unit. The sensor fixation device is adapted to be placed against an anatomical location of a subject. The optical sensing system includes an optical waveguide, an optical source device to supply optical energy to the optical waveguide, and an optical detector to detect an amount of optical energy exiting the optical waveguide. The optical sensing system is adapted to sense an arterial pulse from the compression or flexing of at least a portion of the optical waveguide resulting in reduction of the amount of light exiting the optical waveguide. The output unit is configured to receive a signal indicative of the amount of light exiting the optical waveguide and to generate a measure of the vital sign based at least in part on the received signal. | 05-24-2012 |
20120143069 | ELECTRONIC SPHYGMOMANOMETER THAT CAN CONFIRM AIR LEAKAGE - In an electronic sphygmomanometer, a CPU inlets air into a closed space, including an air bladder in an arm band, an air tube, and another air tube up to a predetermined pressure using a pump, maintains the closed space in a closed state for a certain time, and monitors a decrease in pressure within the maintained time using a pressure sensor. A determination that the air leakage is generated in the closed space including the air bladder and the air tubes is made when the pressure is decreased lower than an allowable amount or more. Similarly, the inspection is also performed to a closed space including the other air tube. The CPU determines whether the air leakage is generated and determines whether an air leakage point exists in the space including the air bladder and the air tube or the space including the other air tube. | 06-07-2012 |
20120143070 | BLOOD PRESSURE DETECTION METHOD AND AN APPARATUS THEREFOR - A blood pressure detection method and the apparatus therefor, in which the method includes the steps of recording a voice describing the patient's state when measuring blood pressure and transmitting blood pressure data and voice data to a network server. The network server transforms the blood pressure data of the patient for a given time period into a blood pressure variation curve based upon a plurality of blood pressure measurements. The blood pressure measurement apparatus preferably includes a blood pressure measurement unit with an air pump, an inflatable cuff and a pressure sensor, and a computer processing unit having a CPU, a memory for data storage, a communication interface and a human-machine interface. | 06-07-2012 |
20120172733 | APPARATUS AND METHOD OF MEASURING BLOOD PRESSURE OF EXAMINEE WHILE DETECTING BODY ACTIVITY OF EXAMINEE - An apparatus and a method of measuring a blood pressure of an examinee while detecting the body activity of the examinee uses a pressurizing unit of a blood pressure gauge having first and second driving modes for pressurizing a cuff. A central processing unit classifies signals, which represent the movement, the position, or the direction of the blood pressure gauge detected by a sensor installed in a body of the blood pressure gauge, into a plurality of groups, and selectively performs the first driving mode or the second driving mode according to signal bands classified into the groups. The central processing unit is configured to generate blood pressure data so that the variation in the blood pressure of the examine is exactly determined according to the activity degree and the posture of the examinee. | 07-05-2012 |
20120203119 | ELECTRONIC SPHYGMOMANOMETER - An electronic sphygmomanometer includes a cuff that can be worn at a measurement site, a pressure adjustment unit that adjusts the pressure applied inside the cuff; a pressure detection unit that includes multiple pressure sensors and that detects the cuff pressure inside the cuff based on pressure information output from the pressure sensors, a blood pressure calculation unit that calculates a blood pressure based on change in the cuff pressure detected by the pressure detection unit during blood pressure measurement, a keeping unit that keeps the cuff pressure at a predetermined pressure using the pressure adjustment unit during blood pressure measurement, and a sensor abnormality detection unit that, in a state in which the keeping unit keeps the cuff pressure at the predetermined pressure, detects whether an abnormality has occurred in the pressure sensors based on the pressure information output from the pressure sensors. | 08-09-2012 |
20120203120 | SPHYGMOMANOMETER - The objective of the present invention is to provide a sphygmomanometer that is easy to use. The sphygmomanometer according to the present invention measures blood pressure in accordance with an oscillation in an artery wall, resulting from an arterial pulse correspondent with a change in cuff pressure. It comprises a cuff that is connected to the sphygmomanometer main body by a tube, a display unit for displaying the results of blood pressure measurements, and an air supply unit for supplying air to, and thus pressurizing, the cuff, which is detachable from the sphygmomanometer main body. The air supply unit is screwed into the sphygmomanometer main body with a screw assembly, and the screwed-in state is preserved by a caulking ring. The air supply unit also comprises a filter for keeping dust from entering the sphygmomanometer main body. | 08-09-2012 |
20120215118 | PATTERN OF CUFF INFLATION AND DEFLATION FOR NON-INVASIVE BLOOD PRESSURE MEASUREMENT - Embodiments of the present disclosure relate to a system and method for determining a physiologic parameter of a patient. Specifically, embodiments provided herein include methods and systems for non-invasive determination of blood pressure. Information from a photoplethysmography sensor may be used to determine a systolic pressure, which in turn may be used to control a deflation pattern of a blood pressure cuff. | 08-23-2012 |
20120215119 | ELECTRONIC SPHYGMOMANOMETER - An electronic sphygmomanometer includes a cuff, a tank that stores a prescribed amount of fluid, a pressure adjusting unit that adjusts pressurization of the cuff or the tank by supplying or discharging the fluid, a pressure detector that detects a pressure in the cuff or a pressure in the tank based on pressure information output from a pressure sensor, a blood pressure calculating unit that calculates a blood pressure value based on a change in the pressure in the cuff detected by the pressure detector, an abnormality detector, and a first channel through to the pressure adjusting unit and the pressure detector and that has one of the tank and the cuff selectively connected thereto. The abnormality detector detects whether the pressure sensor is abnormal in a state where the tank is connected to the first channel and the fluid is supplied to the tank. | 08-23-2012 |
20120220884 | ELECTRONIC SPHYGMOMANOMETER, CONTROL METHOD FOR ELECTRONIC SPHYGMOMANOMETER, AND CONTROL PROGRAM FOR ELECTRONIC SPHYGMOMANOMETER - A sphygmomanometer has an automatic inflation mode and a manual inflation mode as modes for inflating a cuff. During control in the automatic inflation mode, the sphygmomanometer can determine whether the mode should be switched to the manual inflation mode. Upon switching to the manual inflation mode, when inflation is being carried out in the manual inflation mode, a mark indicating that inflation is being carried out in the manual inflation mode is displayed in a display region in a display screen. | 08-30-2012 |
20120226169 | ELECTRONIC SPHYGMOMANOMETER - In an electronic sphygmomanometer, a protruding member is provided in an outside surface of a first air port connection head, and when a first air port is pushed into the first air port connection head, the protruding member passes over a first shielding plate while elastically deforming and reaches a position on the inner side of the first shielding plate. As a result, the first air port connection head is prevented from pulling out from the first air port, and a sense of the protruding member locking in upon returning to its original form is imparted on a worker. It is therefore possible to provide an electronic sphygmomanometer that includes, as a structure in which a pressure sensor used in the electronic sphygmomanometer is disposed, a peripheral structure for the pressure sensor that can improve the reliability of blood pressure measurement values. | 09-06-2012 |
20120226170 | ELECTRONIC SPHYGMOMANOMETER - A first oscillation circuit and a second oscillation circuit are connected to a first pressure sensor and a second pressure sensor, respectively, and oscillate based on the capacity values of the corresponding pressure sensors. The first oscillation circuit and the second oscillation circuit operate in response to instruction from a CPU. The one of the first oscillation circuit and the second oscillation circuit that has received an activation signal from the CPU outputs a signal having a frequency that corresponds to the capacity value of the corresponding pressure sensor. An adjustment circuit is connected to the first oscillation circuit and the second oscillation circuit, and allows one of the frequency signals to pass therethrough, outputting the signal to the CPU. | 09-06-2012 |
20120226171 | ELECTRONIC SPHYGMOMANOMETER - In an electronic sphygmomanometer, the thickness of the second connection tube is set to be lower than the thickness of the first connection tube, and therefore, even if error has occurred in the structural dimensions of the pressure sensor air tube, the error can be absorbed as a result of the second connection tube extending/contracting. It is therefore possible to provide an electronic sphygmomanometer that includes, in a structure in which a pressure sensor used in the electronic sphygmomanometer is disposed, a peripheral structure for the pressure sensor that can improve the reliability of blood pressure measurement values. | 09-06-2012 |
20120226172 | ELECTRONIC SPHYGMOMANOMETER - In an electronic sphygmomanometer, a first pressure sensor and a second pressure sensor are disposed on a front surface side that serves as a first main surface of an internal circuit board, following a horizontal direction (the X direction) that is orthogonal to the direction in which the internal circuit board is sloped. As a result, the first pressure sensor and the second pressure sensor are disposed having the same height position. It is therefore possible to provide an electronic sphygmomanometer that includes, as a structure in which a pressure sensor used in the electronic sphygmomanometer is disposed, a peripheral structure for the pressure sensor that can improve the reliability of blood pressure measurement values. | 09-06-2012 |
20120226173 | SYSTEMS AND METHODS FOR MEASURING ARTERIAL STIFFNESS - Disclosed herein is a system for monitoring a patient that includes a cuff configured to inflate to at least partially occlude an artery of the patient and a cuff controller configured to control inflation and deflation of the cuff. The system also includes a sensor configured to receive a signal associated with the at least partially occluded artery and generate an output signal based on the received signal. Also included is a signal analysis module configured to receive the output signal and determine a first hemodynamic parameter based on a first set of data obtained during inflation of the cuff and a second set of data obtained during deflation of the cuff. | 09-06-2012 |
20120253208 | Sphygmomanometer Having Function of Calculating Risk Degree of Circulatory System Disease - An electronic sphygmomanometer having a function to calculate an index value of risk of circulatory system disease from measured blood pressure information includes a CPU, a memory, and a display. The CPU calculates the blood pressure of a person being examined based on pressure changes of an air bladder as measured by a pressure sensor. The memory stores data of the measured blood pressure together with time information of the measurement. The CPU calculates an index value of risk of circulatory system disease of the person being examined based on a difference between a blood pressure value obtained from a measurement and a blood pressure value obtained from a previous measurement and an elapsed time between the measurement and the previous measurement, A display part displays the calculated index value of risk of circulatory system disease of the person being examined together with the measured blood pressure. | 10-04-2012 |
20120265081 | Diagnostic Method - This is a diagnostic method to determine and predict disease and observe the development of a disease by using a dual-arm blood pressure monitor that measures the balance of relationship between human organs and functions. | 10-18-2012 |
20120289841 | APPARATUS AND CALIBRATION METHOD FOR BLOOD PRESSURE MEASUREMENT - Apparatus and a calibration method for measurement of blood pressure are used to determine personal PIP's for a given subject and to store the personal PIP's for future personal use in blood pressure measurement in the subject. The apparatus comprises at least one button communicating with a MPU unit for entering information used to determine the personal PIP's of the subject. The method comprises the steps of obtaining information required to determining the PIP's of a subject, determining the personal PIP's of the subject, and storing the personal PIP's of the subject for future personal use for the subject. | 11-15-2012 |
20120323128 | METHOD AND DEVICE FOR INFLATING A CUFF OF A NON-INVASIVE BLOOD PRESSURE MEASUREMENT APPARATUS - This invention provides a method and device for inflating a cuff of a non-invasive blood pressure measurement apparatus. The method comprises: obtaining a plurality of pressure values of the cuff at a plurality of time points; calculating a first inflation speed parameter on the basis of the plurality of pressure values, a plurality of target pressure values of the cuff at the plurality of time points and a plurality of inflation speed parameters corresponding to each time interval between every two adjacent time points of the plurality of time points; and inflating the cuff at a speed corresponding to the first inflation speed parameter from a last time point of the plurality of time points to a first time point after the plurality of time points. In this way, uniform cuff inflation can be achieved when the target pressure values of the cuff change uniformly, so that the over-voltage phenomenon or the condition of low-speed cuff inflation can be reduced or eliminated. In addition, by introducing the plurality of pressure values, even if there is a big error in a cuff pressure value obtained at a certain time point, it is still possible to control the cuff inflation correctly. | 12-20-2012 |
20130138000 | BLOOD PRESSURE MEASUREMENT DEVICE - A blood pressure measurement device includes a measurement air bladder for being wrapped around a body part to be measured, a compression member that compresses the measurement air bladder from the outside of the measurement air bladder against the body part to be measured; an inflation member for inflating the measurement air bladder, a deflation member for deflating the measurement air bladder, a blood pressure determination unit that determines a blood pressure during the inflation by the inflation member or during the deflation by the deflation member, and a control unit that causes the compression member to apply a pressure that is higher than or equal to an atmospheric pressure to the measurement air bladder when an internal pressure of the measurement air bladder reaches or falls below a certain pressure due to the deflation by the deflation member. | 05-30-2013 |
20130158418 | BLOOD PRESSURE MEASUREMENT APPARATUS AND BLOOD PRESSURE MEASUREMENT METHOD - In an ultrasound blood pressure monitor, a blood pressure diameter measurement section measures blood pressure diameter of a radial artery which is a measurement target based on reception results of ultrasound from an ultrasound sensor. In addition, a pressurizing section adds a pressure from a body surface so that the radial artery is pressed. Then, a correlation formula, which expresses a relationship between blood vessel diameter and blood pressure of the radial artery under pressurization by the pressurizing section, is found and stored in a storage section. Then, a blood pressure calculation section calculates blood pressure using the blood vessel diameter which is measured under pressurization and storage data in the storage section by controlling the pressurization operation of the pressurizing section. | 06-20-2013 |
20130211267 | APPARATUS AND METHOD FOR BATTERY-FREE BLOOD PRESSURE MONITOR - A battery-free electronic blood pressure measuring apparatus comprising a cuff ( | 08-15-2013 |
20130226012 | OSCILLOMETRIC TYPE SPHYGMOMANOMETER - A sphygmomanometer includes a central control unit having a pulse wave detecting section, a pulse wave amplitude calculation section, a pace change calculation section, and a pulse wave amplitude correction section. The pulse wave detecting section detects pulse waves, and the pulse wave amplitude calculation section calculates an amplitude of a pulse wave. The pace change calculation section calculates the amount of change of the increasing/decreasing pace of the cuff pressure between pulse waves based on the difference between the increasing/decreasing pace of the cuff pressure during a period of the pulse wave and the increasing/decreasing pace of the cuff pressure during a period of a preceding pulse wave. The pulse wave amplitude correction section corrects the amplitude of the pulse wave based on the amount of change of the increasing/decreasing pace of the cuff pressure. A blood pressure value is determined based on the corrected amplitude of the pulse wave. | 08-29-2013 |
20130245467 | BLOOD PRESSURE MONITORING SYSTEM AND METHOD - Systems and methods for correlating diagnostic readings obtained by at least two medical devices can include a pressure offset correction parameter that is calculated for the purpose of correlating oscillometric blood pressure readings between a “home” blood pressure monitor and an “office” blood pressure monitor. The offset correction parameter is used to adjust blood pressure readings of the “home” or “office” blood pressure monitor such that these readings can be validly compared with blood pressure readings obtained using the other blood pressure monitor. In this manner, a more complete and reliable blood pressure trend may be developed and used for managing blood pressure related medical conditions. | 09-19-2013 |
20130274620 | METHOD AND DEVICE FOR LONG-TERM MONITORING OF ARTERIAL VASCULAR STIFFNESS AND VASCULAR CALCIFICATION OF A PATIENT - The present invention proposes a method and a device for long-term monitoring of the arterial vascular stiffness and vascular calcification on a particular patient, wherein a characteristic variable for the arterial vascular stiffness is determined exclusively from the shape and/or the characteristic of at least one pressure pulse wave caused by a cardiac contraction as a function of time and is stored as a time series for the particular patient. In particularly preferred embodiments, the characteristic variable is represented as a trend and serves the physician as a basis for long-term monitoring of the arterial vascular stiffness. | 10-17-2013 |
20130289421 | IDENTIFICATION OF PRESSURE CUFF CONDITIONS USING FREQUENCY CONTENT OF AN OSCILLOMETRIC PRESSURE SIGNAL - A method, system and computer program product are provided for evaluating whether an oscillometric signal representative of pressure oscillations in the vasculature of a patient is associated with special conditions that may lead to inadvertently identifying the signal as being indicative of peripheral arterial disease or non-analyzable. In one embodiment, the method includes obtaining an oscillometric signal at a location on an extremity of the patient, determining a ratio using a value associated with a first frequency component of the oscillometric signal and a value associated with a second frequency component of the oscillometric signal, comparing the ratio to a threshold value, associating a first diagnostic class with the oscillometric signal when a first outcome results from comparing the ratio to a threshold value, and associating a second diagnostic class with the oscillometric signal when a second outcome results from comparing the ratio to a threshold value. | 10-31-2013 |
20130289422 | NON-INVASIVE INTRACRANIAL PRESSURE SENSOR - A system and method for non-invasively detecting intracranial pressure (ICP) of a living being by detecting impedance mismatches between carotid arteries and cerebral vessels via a reflection of the carotid pressure waveform using a pressure sensor positioned against the palpable carotid artery, as well as analyzing the reflection and comparing the analysis with known cerebral vasculature data, to calculate ICP non-invasively. A remote blood pressure waveform can also be used to compensate for blood system impedance. | 10-31-2013 |
20130345575 | CARDIOVASCULAR MONITORING DEVICE - The present invention relates a cardiovascular monitoring device including a first housing and a second housing, a circuitry with at least a processor, distributed in the first and second housings to form a first unit and a second unit, for providing functions of blood pressure and electrocardiogram measurements, an inflatable cuff connected with the first housing for being used during blood pressure measurement, and at least two electrodes, at least one of which is a dry electrode and mounted on the second housing for contacting the user's hand. The processor can detect an activation of the functions of blood pressure and electrocardiogram measurements, and based on a detecting result, trigger the device to enter different operation modes. The processor can further provide diastolic and systolic blood pressures when the blood pressure measurement function is activated, and provide a heart rhythm information when the electrocardiogram measurement function is activated. | 12-26-2013 |
20130345576 | METHOD FOR ESTIMATING CENTRAL AORTIC PULSE PRESSURE BY CUFF PRESSURE PULSE WAVE OSCILLATION SIGNALS AND DEVICE THEREOF - The present invention provides a method for estimating central aortic pulse pressure by cuff pressure pulse wave oscillation signals, comprising: (I) providing an equation for estimating central aortic pulse pressure; (II) measuring pressure pulse wave oscillation signals in a cuff, which comprise a brachial systolic blood pressure, a diastolic blood pressure and a waveform of the pressure pulse wave oscillation signals in the cuff; (III) averaging the waveform of the pressure pulse wave oscillation signals and calibrating the averaged waveform by the systolic blood pressure and diastolic blood pressure; (IV) analyzing the calibrated pressure pulse wave oscillation signal waveform to obtain a plurality predicting variables; and (V) obtaining an estimate of central aortic pulse pressure by values of predicting variables in step (IV) and the equation in step (I). The present invention further provides a device for estimating central aortic pulse pressure by the method of the present invention. | 12-26-2013 |
20140024957 | BLOOD PRESSURE MEASUREMENT APPARATUS, GATEWAY, SYSTEM INCLUDING THE SAME, AND METHOD THEREOF - A blood pressure measurement apparatus for determining a level of rareness of raw data and transmitting the raw data to a gateway or a server according to the determined level of the raw data includes a blood pressure estimator configured to acquire raw data for estimating blood pressure, and to estimate blood pressure from the raw data according to a blood pressure estimation algorithm; and a controller configured to determine a level of rareness of the raw data, and to determine whether to transmit the raw data according to the determined level of rareness of the raw data. | 01-23-2014 |
20140073973 | INTRAVENOUS ACCESS DEVICE HAVING INTEGRATED HEMODYNAMIC RESUSCITATION SYSTEM AND RELATED METHODS - One aspect of the present disclosure is a system for hemodynamic resuscitation. The system includes an intravenous access device having a pressure sensor element configured to detect a peripheral venous pressure value in response to an occlusion of a peripheral vein. The system also includes a controller device that is configured to receive a signal from the pressure sensor comprising the peripheral venous pressure value, to process the signal to determine a hemodynamic parameter based on the peripheral venous pressure value, and to generate a resuscitation score based on the hemodynamic parameter. | 03-13-2014 |
20140088446 | CONFIGURABLE VITAL SIGNS SYSTEM - A method of determining a value indicative of a hemodynamic parameter of a patient includes performing a plurality of value determinations. Performing the plurality of value determinations includes determining a first value indicative of the hemodynamic parameter, determining, with a controller, a difference between the first value and a baseline associated with the first value, and replacing the baseline with the first value, in a memory of the controller, if the difference is outside of a predetermined range. The method also includes determining an estimate of the hemodynamic parameter based on acceptable values determined during the plurality of value determinations. | 03-27-2014 |
20140121546 | DEVICE AND METHOD FOR THE CONTINUOUS NON-INVASIVE MEASUREMENT OF BLOOD PRESSURE - A device and method for use in monitoring blood pressure. The device comprises a controller configured to monitor a first blood pressure measurement based on a first blood pressure signal. The controller is configured to initiate acquiring a second blood pressure measurement based on a second blood pressure signal if the first blood pressure measurement exceeds a predetermined threshold. The decision to initiate acquiring the second blood pressure measurement is based on only one blood pressure measurement. | 05-01-2014 |
20140128751 | WEARABLE DEVICE STRUCTURE WITH ENHANCED MOTION DETECTION BY MOTION SENSOR - Techniques associated with a wearable device structure with enhanced motion detection by a motion sensor are described, including a band configured to be worn, a nodule coupled to the band, the nodule including a structure configured to enhance detection of movement of an adjacent skin surface, the structure having an articulator configured to rotate in a plurality of planes, and a sensor coupled to the structure and configured to detect rotational motion. | 05-08-2014 |
20140128752 | AMPLIFYING ORIENTATION CHANGES FOR ENHANCED MOTION DETECTION BY A MOTION SENSOR - Techniques associated with amplifying orientation changes for enhanced motion detection by a motion sensor are described, including structures configured to enhance detection of motion, the structure having an articulator configured to amplify a motion and a pin configured to apply a force on a pivot point on the articulator, a motion sensor coupled to the structure and configured to detect motion of the structure, and circuitry configured to translate data associated with rotational motion of the articulator into a movement of an adjacent surface. In some embodiments, a method includes coupling a motion sensor to a skin surface using an articulator, the articulator configured to rotate in multiple planes, detecting rotational motion of the articulator using the motion sensor, and deriving data associated with movement on the skin surface. | 05-08-2014 |
20140163401 | METHOD, A SYSTEM AND A COMPUTER PROGRAM PRODUCT FOR DETERMINING A BEAT-TO-BEAT STROKE VOLUME AND/OR A CARDIAC OUTPUT - The invention relates to a method | 06-12-2014 |
20140194754 | METHOD AND DEVICE FOR DETECTING AND ASSESSING REACTIVE HYPEREMIA USING SEGMENTAL PLETHYSMOGRAPHY - A method for measuring reactive hyperemia in a subject is disclosed. The method includes performing a first segmental cuff plethysmography to generate a baseline arterial compliance curve and/or a baseline pressure-area (P-A) curve, performing a second segmental cuff plethysmography to generate a hyperemic arterial compliance curve and/or a hyperemic P-A curve, and calculating an area between the baseline and the hyperemic curves. The size of the area can be used as an indication of endothelial dysfunction (ED) and ED-related diseases. | 07-10-2014 |
20140243691 | MEASUREMENT DEVICE, INDEX CALCULATING METHOD, AND INDEX CALCULATING PROGRAM - A measurement device includes a pulse wave measurement unit for measuring a pulse wave, and a calculation unit for calculating a predetermined parameter value from the pulse wave, and calculating an index value corresponding to Ankle Brachial Blood Pressure Index as an index value of arteriostenosis using the parameter value. | 08-28-2014 |
20140257116 | ELECTRONIC BLOOD PRESSURE METER - An electronic blood pressure meter includes a cuff, an inflation control unit that controls a pump for outputting a fluid into the cuff so that a pressure in the cuff is increased at an inflation speed target in accordance with a driving voltage, a pressure detection unit that detects a cuff pressure signal indicating a cuff pressure, a blood pressure calculation unit that calculates a blood pressure value based on a pulse wave superimposed on the detected cuff pressure signal, and a target changing unit that varies the inflation speed target during an inflation process in which the cuff pressure begins to increase at an initial inflation speed target and continues to increase. The target changing unit varies the inflation speed target so that the driving voltage measured during the inflation process stays within a voltage range corresponding to a range in which the pump is capable of output. | 09-11-2014 |
20140276144 | METHOD AND DEVICE FOR DETECTING AND ASSESSING REACTIVE HYPEREMIA USING SEGMENTAL PLETHYSMOGRAPHY - A method for measuring reactive hyperemia in a subject is disclosed. The method includes performing a first segmental cuff plethysmography to generate a baseline arterial compliance curve and/or a baseline pressure-area (P-A) curve, performing a second segmental cuff plethysmography to generate a hyperemic arterial compliance curve and/or a hyperemic P-A curve, and calculating an area between the baseline and the hyperemic curves. The size of the area can be used as an indication of endothelial dysfunction (ED) and ED-related diseases. | 09-18-2014 |
20140276145 | BODY-WORN SYSTEM FOR MEASURING CONTINUOUS NON-INVASIVE BLOOD PRESSURE (cNIBP) - The present invention provides a technique for continuous measurement of blood pressure based on pulse transit time and which does not require any external calibration. This technique, referred to herein as the ‘Composite Method’, is carried out with a body-worn monitor that measures blood pressure and other vital signs, and wirelessly transmits them to a remote monitor. A network of body-worn sensors, typically placed on the patient's right arm and chest, connect to the body-worn monitor and measure time-dependent ECG, PPG, accelerometer, and pressure waveforms. The disposable sensors can include a cuff that features an inflatable bladder coupled to a pressure sensor, three or more electrical sensors (e.g. electrodes), three or more accelerometers, a temperature sensor, and an optical sensor (e.g., a light source and photodiode) attached to the patient's thumb. | 09-18-2014 |
20140288445 | BLOOD PRESSURE MONITORING METHOD - A device, system and method for monitoring blood pressure information of a user. A device is configured with at least one pressure sensor, a fastening element, and a processing component. In the method the pressure sensor is detachably attached to a position on the outer surface of a tissue of the user. The pressure sensor generates signal that vary according to deformations of the tissue in response to an arterial pressure wave expanding or contracting a blood vessel underlying the tissue. The signal is used to compute pulse wave parameters representing detected characteristics of the progressing arterial pressure wave of the user and blood pressure value of the user. | 09-25-2014 |
20140316290 | ELECTRONIC BLOOD PRESSURE METER - A blood pressure meter includes an adjustment unit that adjusts a pressure in a cuff by controlling a piezoelectric pump that uses a piezoelectric vibrator to supply fluid to the cuff, a driving control unit that gradually changes a cuff pressure by performing driving control on the adjustment unit, a pressure detection unit that detects the cuff pressure, a blood pressure determination unit that determines a blood pressure value, a circumferential length detection unit that detects a circumferential length of the measurement area, a battery that supplies power to various units, and a decrease detection unit that detects a voltage decrease value for the battery during blood pressure measurement. Based on the circumferential length and the voltage decrease value detected in an initial inflation period when the blood pressure measurement is first started, a range of the voltage decrease value during blood pressure measurement carried out thereafter is estimated. | 10-23-2014 |
20140350418 | BLOOD PRESSURE KIOSK FOR USE WITH LEFT OR RIGHT ARM - A blood pressure kiosk is provided which allows a user to place his or her left or right arm into the blood pressure cuff for measurement. The kiosk includes either a moving support arm, or a moving seat. The kiosk can also include a moving display so that the user is able to view information on the display from either seat position. | 11-27-2014 |
20140364747 | METHOD FOR MEASURING BLOOD PRESSURE, AND APPARATUS FOR MEASURING BLOOD PRESSURE BASED ON SAID METHOD - According to an aspect of the present invention, there is provided a blood pressure measuring apparatus including a pressure sensor unit configured to sense an atmospheric pressure, an applied pressure, and a blood pressure of a blood vessel delivered to a skin and output an electrical signal indicating a result of sensing the pressures, while in contact with the skin; a signal division unit configured to receive the electrical signal and divide the electrical signal into a divided electrical signal which includes a direct current (DC) signal and an alternating current (AC) signal; a signal processor unit configured to process the divided electrical signal; and a blood pressure calculation unit configured to calculate the applied pressure using the processed electrical signal and calculate a blood pressure average using the calculated applied pressure and a swing value of the electrical. | 12-11-2014 |
20150011900 | METHOD AND SYSTEM TO FACILITATE BLOOD PRESSURE MANAGEMENT - A system for facilitating blood pressure management, the system comprising: a measuring device, a blood pressure cuff being connected to the measuring device and is adapted to wrap on a part of the body of the patient so that blood pressure measurement can be performed, an uploading application preinstalled in an information technology device, a server, the uploading application is adapted to transmit the blood pressure data from the measuring device to the server when the information technology device is connected online to the server via web services, wherein a doctor having connection to the server via web services can have access to the blood pressure data stored in the server and based on the blood pressure data, the doctor can provide feedback and consultation to the patient through communication means. | 01-08-2015 |
20150038858 | BLOOD PRESSURE METER AND PUMP DRIVING SYSTEM - In the present invention, a pump driving circuit includes a step-up unit that steps up a first DC voltage from a power supply and outputs it as a second DC voltage, and an H bridge unit that has first and second series circuits that each include two switching elements connected in series between a high potential corresponding to the second DC voltage and a reference potential. According to a control signal from the control unit, the two switching elements of the first series circuit and the two switching elements of the second series circuit are switched on and off. A voltage generated between a first contact point between the two switching elements of the first series circuit, and a second contact point between the two switching elements of the second series circuit is used as a driving voltage for driving a pump. | 02-05-2015 |
20150073284 | CUFF INTEGRITY DETECTION DURING INFLATION OF AN AUTOMATED BLOOD PRESSURE DEVICE - A method for detecting cuff slippage in a blood pressure monitoring device includes starting a cuff inflation on the blood pressure monitoring device. A plurality of pressure samples is obtained when the cuff is inflating. A level of background noise is determined during the cuff inflation. The level of background noise is determined from the plurality of pressure samples. When the background noise is determined, a determination is made from the plurality of blood pressure readings whether a pressure pattern indicating cuff slippage is obtained. | 03-12-2015 |
20150112213 | BLOOD PRESSURE METER - A blood pressure meter includes a cuff serving as a blood pressure measurement cuff, a main body attached in an opposing manner to the cuff, a display unit having a rectangular width and being arranged along an external face of the main body on a side opposite to the cuff, and first to third light emitting elements serving as light emitting units arranged inside the main body at positions that are farther from the external face than the display unit is. The first to third light emitting elements serving as a light emitting unit are arranged in a row in the width direction of the cuff. The display unit has a cutout portion at the center of one end side with respect to the direction in which the cuff extends. The cutout portion is formed by cutting out a region corresponding to the first to third light emitting elements. | 04-23-2015 |
20150112214 | BLOOD PRESSURE MEASURING DEVICE AND BLOOD PRESSURE MEASURING METHOD - A blood pressure measuring device includes: a blood vessel diameter measurement unit which measures a blood vessel diameter of a measurement target blood vessel of a subject; a pressurizing-type sphygmomanometer which acquires a blood pressure of the subject; a calculation unit which calculates a correlation between the blood vessel diameter and the blood pressure on the basis of a result of the measurement by the blood vessel diameter measurement unit and a result of the measurement by the pressurizing-type sphygmomanometer at plural timings during artificial dialysis on the subject with different blood pressure values; and a blood pressure calculation unit which calculates a blood pressure on the basis of the blood vessel diameter of the blood vessel measured by the blood vessel diameter measurement unit, using the correlation, after the artificial dialysis. | 04-23-2015 |
20150297096 | HYBRID MODEL AND DIAGNOSTIC PROCESS FOR ATRIAL FIBRILLATION - A hybrid model and diagnostic process for atrial fibrillation is provided. The present invention includes performing a combination of tests including an electrocardiogram signal analysis and a systolic pressure test. The results of the tests produce biomarkers for early detection of atrial fibrillation as well as for evaluating the severity of the disease. | 10-22-2015 |
20150342471 | Method of determining stiffness index of an arterial network and System thereof - A method of determining stiffness index of an arterial network is disclosed. The method comprises the steps of: obtaining a pulse waveform related to the arterial network; estimating a source pulse based on at least one predetermined feature of the pulse waveform; determining a plurality of characteristics of the pulse waveform based on a relationship between the pulse waveform and the source pulse; and calculating the stiffness index of the arterial network based on the plurality of characteristics of the pulse waveform. An arterial stiffness index measuring device employing the above methodology is also disclosed therein. | 12-03-2015 |
20150342474 | SYSTEM FOR FACILITATING MEASUREMENT OF A PERSON'S BLOOD PRESSURE AND METHOD OF TAKING A BLOOD PRESSURE MEASUREMENT USING THE SYSTEM - A system for facilitating measurement of a person's blood pressure. The system has a cuff that is configured to: a) be operatively situated in relationship to a person's arm; and b) strategically exert pressure on the person's arm to controllably restrict blood flow therein. An arm positioning assembly is configured to be operatively engaged by a hand on the person's arm to consistently place the person's arm in relationship to the cuff with the cuff operatively situated in relationship to the person's arm as a blood pressure measurement is taken. | 12-03-2015 |
20150342475 | SYSTEM FOR FACILITATING THE MEASUREMENT OF BLOOD PRESSURE AND METHOD OF MEASURING BLOOD PRESSURE UTILIZING THE SYSTEM - A system for facilitating measurement of a person's blood pressure having: a) a cuff that is configured to: i) be operatively situated in relationship to a person's arm; and ii) strategically exert different pressure on the person's arm to controllably restrict blood flow therein; and b) a base assembly that supports the cuff. The base assembly is configured to allow selective placement of the cuff in first and second different positions relative to the person with the person in a measurement taking position. The cuff in the first position is configured to be operatively situated in relationship to the person's left arm. The cuff in the second position is configured to be operatively situated in relationship to the person's right arm. | 12-03-2015 |
20150351851 | Blood Pressure Cuff Shield Incorporating Antimicrobial Technology - Disclosed is a an economical blood pressure cuff shield that acts as an hygienic barrier between patients and blood pressure cuffs during blood pressure measurement. The shield includes antimicrobial properties, which eradicate microorganisms on contact, protecting the shield from communicated pathogens and preventing the blood pressure cuff from colonization of the common health-care associated microbes. With the antimicrobial properties, the shield can be used for multiple patients over a 24 hour period. After the indicated period of use, the blood pressure cuff shield is removed and discarded. The biodegradable and cost effective construction allows the health care field to stride towards eco-friendly solutions to improve sanitation and sterility of facilities. | 12-10-2015 |
20160022151 | NONINVASIVE METHOD OF MEASURING CARDIOVASCULAR PARAMETERS, MODELLING THE PERIPHERAL VASCULAR LOOP, ANALYZING VASCULAR STATUS, AND IMPROVING CARDIOVASCULAR DISEASE DIAGNOSIS - Methods of obtaining physiological parameters of a body fluid compartment. One method identifying a transitional relationship of the depletion body fluid volume indication values and the replenished body fluid volume indication values referenced to a series of pressure values, thereby indicating the physiological parameter of the body fluid compartment | 01-28-2016 |
20160100765 | NON-INVASIVE BLOOD PRESSURE MONITOR AND METHOD OF OPERATING THE SAME - According to an aspect there is provided a method of obtaining a measurement of the blood pressure of a subject using a non-invasive blood pressure, NIBP, monitor and including using a pulse rate sensor and a cuff that is to be placed around a limb of the subject, the method comprising using the pulse rate sensor to obtain information on the pulse rate of the subject; adapting a pressure signal filter according to the obtained information on the pulse rate of the subject; starting inflation of the cuff; obtaining a pressure signal representing the pressure in the cuff as the cuff is inflated; filtering the pressure signal using the adapted pressure signal filter during inflation of the cuff; and processing the filtered pressure signal to obtain a blood pressure measurement for the subject during inflation of the cuff. | 04-14-2016 |
20160100805 | NON-INVASIVE BLOOD PRESSURE MONITORS AND METHODS OF OPERATING THE SAME - According to an aspect, there is provided a method of operating a non-invasive blood pressure, NIBP, monitor to measure the blood pressure of a subject, the NIBP monitor comprising a cuff, a pressure sensor for measuring the pressure in the cuff and for outputting a pressure signal representing the pressure in the cuff and a physiological parameter sensor, the method comprising obtaining a first measurement of a physiological parameter for the subject during inflation of the cuff, the first measurement being obtained from the pressure signal; obtaining a second measurement of the physiological parameter for the subject during inflation of the cuff, the second measurement being obtained from the physiological parameter sensor; comparing the first measurement and the second measurement; and estimating the reliability of a blood pressure measurement obtained by the NIBP monitor during inflation of the cuff based on the result of the step of comparing. | 04-14-2016 |
20160120483 | Systems and Methods For Monitoring a Patient - A system for monitoring a patient includes an inflatable cuff configured to at least partially occlude an artery of the patient, and a sensor configured to determine a first parameter associated with the at least partially occluded artery and to generate an output signal indicative of the first parameter. The system also includes a processor configured to receive the output signal and information indicative of an occlusion efficiency of the cuff. The processor is configured to determine a hemodynamic parameter of the patient based on the output signal and the information. | 05-05-2016 |
20160150984 | SPHYGMOMANOMETER SYSTEM | 06-02-2016 |
20220133161 | SYSTEMS AND METHODS FOR ACQUIRING PPG SIGNALS FOR MEASURING BLOOD PRESSURE - Systems and methods for acquiring photoplethysmographic (PPG) signals for measuring blood pressure can include a computing device acquiring a sequence of images representing transdermal optical data of a subject, and generating a corresponding sequence of downsampled color frames. The computing device can identify, in each downsampled color frame, a respective central image block representing a central image region of the downsampled color frame and having a first size smaller than a second size of the downsampled color frame. The computing device can generate, for each downsampled color frame, a corresponding color intensity value based on the respective central image block. The computing device can generate, using color intensity values corresponding to the sequence of downsampled color frames, a PPG signal to determine a blood pressure value of the subject. | 05-05-2022 |