Entries |
Document | Title | Date |
20090018453 | VITAL SIGN MONITOR FOR MEASURING BLOOD PRESSURE USING OPTICAL, ELECTRICAL AND PRESSURE WAVEFORMS - A method and apparatus for continuous measurement of blood pressure, based on pulse transit time, which does not require any external calibration. This technique, referred to herein as the ‘composite technique’, is carried out with a body-won sensor that measures blood pressure and other vital signs, and wirelessly transmits them to a remote monitor. A network of disposable sensors, typically placed on the patient's right arm and chest, connect to the body sensor and measure a time-dependent electrical waveform, optical waveform, and pressure waveform. The disposable sensors typically include an armband that features an inflatable bladder coupled to a pressure sensor, at least 3 electrical sensors (e.g. electrodes), and an optical sensor (e.g., a light source and photodiode) attached to a wrist-worn band. | 01-15-2009 |
20090069701 | Externally-connected expandable blood pressure meter - An externally-connected expandable blood pressure meter includes an electronic blood pressure meter which has a measuring unit to output an inspected signal based on a measured blood pressure and a processing unit to receive the inspected signal and execute signal transformation according to an output interface, and an external connection port located on the electronic blood pressure meter and electrically connected to the processing unit to provide a single expansion output device to output inspected results contained in the inspected signal. The output interface is located on the expansion output device. | 03-12-2009 |
20090137913 | NON-INVASIVE ELECTRONIC METHOD AND APPARATUS FOR MEASURING BLOOD PRESSURE - Provided is a non-invasive electronic method and apparatus for measuring blood pressure, in which the data is processed with an algorithm of non-linear fitting for recovering trend envelope of an oscillating PW by a firmware, so that the trend envelope of PW amplitude can be recovered accurately, and the obtained average pressure shows higher degree of agreement with the real situation in clinic. In this apparatus, a 3-way solenoid valve ( | 05-28-2009 |
20090259131 | APPARATUS AND METHOD OF EVALUATING VASCULAR ENDOTHELIAL FUNCTION - An apparatus for evaluating a vascular endothelial function includes: a cuff, to be wound around a part of a body of a subject; a cuff pressure controller, configured to control a pressure of the cuff, and configured to apply continuous pressure stimulation; a cuff pressure detector, configured to detect the pressure of the cuff from output of a pressure sensor connected to the 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 applied; and an analyzer, configured to evaluate the vascular endothelial function by comparing the pulse waves detected before and after the continuous pressure stimulation is applied. | 10-15-2009 |
20090264773 | ELECTRONIC BLOOD PRESSURE MONITOR AND METHOD OF INFORMING NUMBER OF TIMES OF MEASUREMENTS IN ELECTRONIC BLOOD PRESSURE MONITOR - For each blood pressure measurement, measured blood pressure data output by a blood pressure calculation unit is stored in a memory. On this occasion, the number of times of measurement is incremented by a number of times of measurement update unit, and data on the incremented number of times of measurement is stored in the memory. Based on information read from the memory, a number of times display data generation unit generates display data for a count result of the number of times of blood pressure measurement, and supplies the generated display data to a display control unit. Based on the supplied data, the display control unit displays the count result of the number of times of blood pressure measurement on a display unit. | 10-22-2009 |
20090287097 | Method for estimating a central pressure waveform obtained with a blood pressure cuff - A physics-based mathematical model is used to estimate central pressure waveforms from measurements of a brachial pressure waveform measured using a supra-systolic cuff. The method has been tested in numerous subjects undergoing cardiac catheterisation. Central pressure agreement was within 11 mm Hg and as good as the published non-invasive blood pressure agreement between the oscillometric device in use and the so-called “gold standard.” It also exceeds international standards for the performance of non-invasive blood pressure measurement devices. The method has a number of advantages including simplicity of application, fast calculation and accuracy of prediction. Additionally, model parameters have physical meaning and can therefore be tuned to individual subjects. Accurate estimation of central waveforms also allow continuous measurement (with intermittent calibration) using other non-invasive sensing systems including photoplethysmography. | 11-19-2009 |
20090312651 | ELECTRONIC BLOOD PRESSURE MEASUREMENT DEVICE CALCULATING BLOOD PRESSURE VALUE - A blood pressure measurement bladder ( | 12-17-2009 |
20090312652 | ELECTRONIC MANOMETER FOR APPROPRIATELY ADJUSTING INTERNAL PRESSURE OF CUFF AND METHOD FOR CONTROLLING THE SAME - An electronic manometer detects pressure within a cuff at which an amplitude of change in a volume of an artery of a measurement subject becomes a maximum by detecting volume of an artery of a measurement subject while superimposing a vibration of high frequency during a period of raising the pressure to apply on the cuff or during a period of lowering after raising to greater than or equal to a systolic blood pressure of the measurement subject. The electronic manometer controls the pressure to apply on the cuff so that the volume of the artery of the measurement subject becomes constant, and measures the blood pressure of the measurement subject from an increased or decreased value of the pressure to apply. | 12-17-2009 |
20100010356 | BLOOD PRESSURE MONITOR WITH REMOTE DISPLAY - A blood pressure monitor having a wireless transmitter is disclosed. A pressure sensor measures blood pressure data from a target, and the blood pressure data is transmitted to a remote device through the wireless transmitter. In one embodiment, the remote device is a mobile phone or a PDA. An alternate blood pressure monitor having an electronic display unit displaying the instantaneous pressure inside a cuff is also disclosed. In an embodiment, the blood pressure monitor computes the blood pressure value of the target, and the user can choose the measuring mode of the blood pressure monitor. | 01-14-2010 |
20100036265 | APPARATUS AND METHOD FOR MEASURING BLOOD PRESSURE - A method of measuring blood pressure includes measuring a characteristic of body fat of a measured body part, detecting a sphygmus wave and a pressure of a blood vessel of the measured body part, detecting a base blood pressure of the measured body part based on a result of the detecting the sphygmus wave and the pressure of the blood vessel of the measured body part, and detecting a continuous blood pressure using a blood pressure calibration. The blood pressure calibration uses the base blood pressure and a blood pressure calculation regression equation including the characteristic of the body fat. | 02-11-2010 |
20100106029 | ARTERIAL BLOOD PRESSURE MONITOR WITH A LIQUID FILLED CUFF - A non-invasive arterial blood pressure monitor uses an inflatable cuff that incorporates the first bladder that is filled with non-compressible liquid or gel. The bladder can be pressurized by an action of a pressurizing device superimposed onto its outer surface. In a preferred embodiment, a pressurizing device is an air-filled second bladder being connected to an air pump and bleed valve. The first bladder is positioned between the patient's body and the second bladder. During operation, the second bladder compresses the first bladder, which, in turn, compresses the patient's artery against the supporting bone. The mechanical coupling between the blood-filled artery of a patient and the liquid-filled bladder of a dual-bladder cuff is improved for detecting pressure oscillations in a broad frequency range. The pressure sensor that is coupled to the first bladder also functions as a hydrophone for picking-up the mechanical oscillations from any part of the occluded limb or digit. This allows for improved computation of the arterial pressure. | 04-29-2010 |
20100106030 | METHOD AND SYSTEM FOR AUTOMATED MEASUREMENT OF PULSUS PARADOXUS - A method and system for automatically detecting pulsus paradoxus. In one embodiment, the method includes automatically detecting pulsus paradoxus based upon a consideration of a blood pressure component, an audio component indicative of Korotkoff sounds and a respiratory component. The system includes a plurality of input modules for determining a blood pressure, a Korotkoff sound and a respiration of a subject. The system further includes a computing device coupled to the input modules for automatically determining a presence of pulsus paradoxus based on the blood pressure, the Korotkoff sound and the respiration of the subject. | 04-29-2010 |
20100113946 | APPARATUS AND METHOD FOR MEASURING BLOOD PRESSURE - Provided are an apparatus and method for measuring blood pressure. The blood pressure measuring apparatus includes a pressure sensor detecting a sphygmus wave and pressure of a blood vessel in a subject, a pulse detecting unit detecting a peak-to-peak interval of the sphygmus wave of the subject, an optimum rate of pressure change detecting unit detecting an optimum rate of pressure change of the blood vessel by using the peak-to-peak interval of the sphygmus wave, a compression unit performing a compression operation in which the blood vessel is compressed at the optimum rate of pressure change detected by the optimum rate of pressure change detecting unit, or a decompression operation in which the blood vessel is compressed so as to be closed, and is then decompressed at the optimum rate of pressure change, and a blood pressure detecting unit detecting blood pressure of the subject, based on the sphygmus wave and the pressure of the blood vessel, which are detected in the compression operation or the decompression operation. | 05-06-2010 |
20100113947 | APPARATUS AND METHOD OF MEASURING BLOOD PRESSURE - Provided is a blood pressure measuring apparatus including: a pressurizing unit applying pressure to a blood vessel according to a first condition or a second condition; a pressure sensor sensing a sphygmus wave and a pressure of the blood vessel from the blood vessel under the first condition or the second condition; a standard blood pressure calculating unit for calculating a systolic standard blood pressure and a diastolic standard blood pressure; a continuous blood pressure calculating unit for calculating continuous blood pressure; and a repressurizing determining unit for determining whether pressure is applied to the blood vessel under the second condition during measuring of continuous blood pressure. | 05-06-2010 |
20100121205 | BLOOD PRESSURE MONITOR - It is an object to provide a blood pressure monitor, wherein the noise caused by the friction of overlapping parts of a cuff can be inhibited during automatic elevation in the cuff pressure, and reliability in the automatic elevation of cuff pressure can be significantly enhanced. | 05-13-2010 |
20100121206 | PRESSURIZING MODULE AND BLOOD PRESSURE MEASURING DEVICE INCLUDING THE SAME - Provided are a pressurizing module and a blood pressure measuring device including the pressurizing module. The pressurizing module includes a driving block optionally discharging compressed air; and a bellows-type airbag formed to overlap with the driving block, and comprising an inner space accommodating the compressed air discharged from the driving block, a plurality of wrinkles flattened so as to expand the inner space, and a pressurizing surface formed at an end portion of the wrinkles and spaced apart from the driving block as the inner space expands. | 05-13-2010 |
20100137725 | SPHYGMOMANOMETER CUFF AND SPHYGMOMANOMETER - A sphygmomanometer cuff is used by being wrapped around an upper arm, and includes an air bladder, a cover body, and a cushion material. The air bladder is inflated/contracted by in/out of fluid, and includes a compression acting surface positioned on the upper arm side when the sphygmomanometer cuff is wrapped around the upper arm. The cover body internally includes the air bladder, and includes an inner peripheral side sheet portion positioned on the upper arm side when the sphygmomanometer cuff is wrapped around the upper arm. The cushion material is positioned on the inner peripheral side sheet portion side than the compression acting surface, and is compressible in a direction parallel to a thickness direction of the inner peripheral side sheet portion. According to such a configuration, the internal bleeding at the measuring site that may occur when measuring the blood pressure is reliably prevented. | 06-03-2010 |
20100152593 | METHOD AND APPARATUS FOR PRODUCING A CENTRAL PRESSURE WAVEFORM IN AN OSCILLOMETRIC BLOOD PRESSURE SYSTEM - A method for estimating an intra-arterial blood pressure waveform, from pressure waveforms obtained from a blood pressure cuff, comprises the steps of:
| 06-17-2010 |
20100210957 | BLOOD PRESSURE MEASUREMENT DEVICE AND CONTROL METHOD OF THE SAME - This invention provides a user with information by which the reliability of a measured blood pressure value can be determined. A blood pressure measurement device includes a cuff which presses a blood pressure measurement portion, a pressure control means for pressurizing or depressurizing the interior of the cuff, a pressure sensor which senses the internal pressure of the cuff, a pulse wave signal extracting means for extracting time-series data of a pulse wave signal superposed on the cuff internal pressure sensed by the pressure sensor, in the process in which the pressure control means pressurizes or depressurizes the cuff, and a display means for displaying a pulse waveform corresponding to a pulse wave signal of at least one period, together with the value of a cuff internal pressure corresponding to the pulse wave signal, based on the extracted pulse wave signal time-series data. | 08-19-2010 |
20100268099 | SPHYGMOMANOMETER CUFF AND SPHYGMOMANOMETER - A sphygmomanometer cuff includes a fluid bag, a curved elastic member, a cushion material, and an outer package body. The fluid bag is arranged around an arm of a subject and compresses the arm. The curved elastic member is arranged to overlap an outer side of the fluid bag with respect to the arm, formed in a substantially tubular shape extending in a predetermined axial direction, and elastically deformable in a radial direction thereof. The cushion material is arranged at a position projecting from an end of the curved elastic member in the axial direction and more easily compression deformed than the curved elastic member. The outer package body accommodates the fluid bag, the curved elastic member, and the cushion material. | 10-21-2010 |
20100274143 | METHOD AND APPARATUS FOR ESTIMATING BLOOD PRESSURE - A method for estimating blood pressure includes: sensing a value of a first sphygmus wave in a region of a user's body while pressurizing the region with a first pressure; sensing a value of a second sphygmus wave in the region while pressurizing the region a second pressure; and estimating blood pressure of the region based on the sensed values of the first sphygmus wave and the second sphygmus wave. The first pressure and the second pressure are each either a variable pressure or a constant pressure. A height of the region, relative to the user's body, is different for the sensing the value of the first sphygmus wave than for the sensing the value of the second sphygmus wave. | 10-28-2010 |
20100286538 | APPARATUS AND METHOD FOR MEASURING BLOOD PRESSURE - A blood pressure measuring apparatus includes a sensing unit including a plurality of sensors sensing sphygmus waves at a measurement site, a selection unit selecting one sensor of the plurality of sensors based on the sphygmus waves sensed by the plurality of sensors, and a blood pressure estimation unit estimating blood pressure of the measurement site based on a sphygmus wave sensed by the selected sensor. | 11-11-2010 |
20100298726 | LOW-PRESSURIZATION BLOOD PRESSURE MONITORING APPARATUS AND METHOD - A blood pressure monitoring apparatus including a pressing unit which presses a measurement body part of a subject, a sensing unit which senses a sphygmus wave at the measurement body part while the measurement body part is being pressed, a control unit controlling a point of time of stopping the pressing based on an amplitude of the sensed sphygmus wave, and an estimation unit which estimates a blood pressure of the subject based on the sphygmus wave sensed before the pressing performed by the pressing unit is stopped. | 11-25-2010 |
20100324429 | METHODS AND DEVICES FOR REMOTE ISCHEMIC PRECONDITIONING AND NEAR-CONTINUOUS BLOOD PRESSURE MONITORING - Single- or dual-bladder devices for remote ischemic preconditioning and blood pressure monitoring are disclosed along with various oscillometry-based and other methods for detecting systolic and diastolic blood pressure while the ischemic preconditioning treatment is in progress. The devices and methods of the invention provide for delivery of ischemic preconditioning at the lowest effective cuff pressure while closely monitoring patient's hemodynamics. Advantageously, the device of the invention allows both ischemic preconditioning and blood pressure monitoring to be done on the same limb. Disposable battery-powered version of the device of the present invention is especially useful for emergency use with patients suffering from acute myocardial infarction, acute stroke, or acute trauma. Additional device configurations are described for use in a percutaneous intervention and vascular sealing settings. | 12-23-2010 |
20100324430 | BLOOD PRESSURE MEASURING APPARATUS AND METHOD OF CONTROLLING THE SAME - A high-accuracy blood pressure value deriving method that is hardly influenced by individual differences of a person to be measured is provided. A blood pressure measuring apparatus includes a cuff member comprising a compression air bladder, a sub air bladder, and a pulse wave detection air bladder, pressure control means for pressurizing or depressurizing each air bladder, a pressure sensor which senses the internal pressure of each air bladder, pulse wave signal extracting means for extracting time-series data of a pulse wave signal superposed on a cuff internal pressure, in the process during which the pressure control means pressurizes or depressurizes each air bladder, and blood pressure value deriving means for deriving a systolic blood pressure value and/or a diastolic blood pressure value based on a change in feature amount of the pulse wave signal and a cuff internal pressure at a point of time of the change. | 12-23-2010 |
20100331710 | BLOOD PRESSURE MEASUREMENT CUFF THAT INCLUDES AN ANTIMICROBIAL SUBSTANCE - A blood pressure measurement cuff comprising an inflatable bladder, a source of fluidic pressure in fluidic communication with the inflatable bladder, a manometer in fluidic communication with the inflatable bladder, a cover at least partially covering the inflatable bladder and comprising an antimicrobial substance, and means to place the inflatable bladder sufficiently close to a limb of a living being to allow the measurement of the blood pressure of the living being. The source of fluidic pressure can be a pump that transforms human force into fluid pressure, such as a squeezable ball pump, or a canister of compressed fluid. The manometer can include a dial display or a digital display. The cuff can further comprise a tube providing fluidic communication between the manometer and the inflatable bladder, and the tube can be 1 foot or longer. The cover can be made of a fabric coated with an antimicrobial substance. | 12-30-2010 |
20110015531 | ELECTRONIC BLOOD PRESSURE GAUGE FOR MEASURING BLOOD PRESSURE BY USING VOLUME COMPENSATION METHOD - An electronic sphygmomanometer, which measures blood pressure in accordance with the volume compensation method, detects a cuff pressure inside a cuff attached to a measurement site of the blood pressure. An arterial volume detection circuit detects an arterial volume signal of the measurement site. A drive control unit, after setting the cuff pressure to an initial cuff pressure, servo-controls a cuff pressure adjustment unit so that a volume of an artery becomes constant, based on the detected arterial volume signal. While the servo control is being performed, an arterial volume change amount is detected based on the detected arterial volume signal. In the servo control, when it is detected that the change amount in the arterial volume is minimal, a volume change elimination rate calculating unit calculates a volume change elimination rate (an amplitude of the arterial volume signal during the control/an amplitude of the arterial volume signal before the control) to output the same as a barometer of arteriosclerosis. | 01-20-2011 |
20110028854 | SYSTEMS AND METHODS FOR NON-INVASIVE DETERMINATION OF BLOOD PRESSURE - Methods and systems for determining blood pressure from a pressure signal are disclosed. A patient's blood pressure may be determined by analyzing features of a wavelet transformation of a pressure signal obtained during an occlusion procedure. Ridges in a scalogram of the transformed signal may be identified and used to determine an envelope of a pressure oscillation signal, to which oscillometric blood pressure determination techniques may be applied. | 02-03-2011 |
20110040196 | BLOOD PRESSURE MONITOR - A blood pressure monitor for measuring a blood pressure of a human body includes a main body, a connecting mechanism, and a sensing unit. The main body surrounds the human body and has a first end portion and a second end portion. The connecting mechanism connects the first end portion with the second end portion at a first position or a second position. When the first end portion and the second end portion are connected at the first position, the human body surrounded thereby has a first circumference, and when the first end portion and the second end portion are connected at the second position, the human body surrounded thereby has a second circumference. The sensing unit, disposed on the body, detects the first position or the second position to determine the first circumference or the second circumference respectively. | 02-17-2011 |
20110077535 | APPARATUS AND METHOD FOR DIGITAL SPHYGMOMANOMETER - A digital sphygmomanometer comprises a manual pump ( | 03-31-2011 |
20110105918 | APPARATUS AND METHOD FOR ENHANCING AND ANALYZING SIGNALS FROM A CONTINUOUS NON-INVASIVE BLOOD PRESSURE DEVICE - A system and method of enhancing a blood pressure signal is disclosed. The volume of an artery in a finger is measured by a photo-plesthysmographic (PPG) system, which produces a PPG signal. This PPG system is placed inside a cuff, and the cuff pressure is controlled by the PPG signal. The portion or component of the PPG signal having a frequency higher than a predefined threshold frequency is then modified or enhanced, such as by multiplying the high frequency component by a calibration factor. A blood pressure signal is then calculated using the cuff pressure and the modified PPG signal. A blood pressure contour curve may then be generated, and a variety of parameters may be calculated using the curve. | 05-05-2011 |
20110152700 | ELECTRONIC SPHYGMOMANOMETER FOR ENHANCING RELIABILITY OF MEASUREMENT VALUE - An electronic sphygmomanometer has a cuff to be attached to a measurement site, a pressurization/depressurization unit for adjusting a pressure to be applied to the cuff, a pressure detection unit including a plurality of pressure sensors, for detecting cuff pressures in the cuff based on pressure information output from the plurality of pressure sensors, and a blood pressure calculating unit for calculating a blood pressure based on a change in the cuff pressures detected by the pressure detection unit. Blood pressure measurement and detection of abnormality on the plurality of pressure sensors are carried out based on the cuff pressures respectively corresponding to the plurality of pressure sensors detected according to the pieces of pressure information output from the plurality of pressure sensors. | 06-23-2011 |
20110160597 | Suprasystolic Measurement in a Fast Blood-Pressure Cycle - 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 inflate the cuff during a dynamic phase and generally maintain inflation of the cuff at about a target pressure during a static phase. 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, and a cuff control module configured to determine the target pressure during the dynamic phase and based on the output signal, and control the cuff controller during the dynamic phase and the static phase. | 06-30-2011 |
20110160598 | ELECTRONIC SPHYGMOMANOMETER AND BLOOD PRESSURE MEASUREMENT CONTROL METHOD - A blood pressure measurement control method for controlling the measurement of a blood pressure according to an oscillometric method has the steps of determining whether to employ a depressurization measurement method or a pressurization measurement method to measure the blood pressure according to a person to be measured, performing a measurement process of the blood pressure in a depressurization process when determined to measure the blood pressure with the depressurization measurement method, performing a measurement process of the blood pressure in a pressurization process when determined to measure the blood pressure with the pressurization measurement method, and outputting the measured blood pressure value. | 06-30-2011 |
20110208069 | BLOOD PRESSURE INFORMATION MEASUREMENT DEVICE - A blood pressure information measurement device instantaneously changes cuff pressure in a specified pressure section in order to detect a control target value in artery volume constant control. An artery volume signal is detected in that period, and an inflection point of the detected artery volume signal is detected by performing differentiation processing or the like. The inflection point of the detected artery volume signal is fixed as the control target value. | 08-25-2011 |
20110208070 | BLOOD PRESSURE INFORMATION MEASUREMENT DEVICE - During a period of servo control, an artery volume of a peripheral site is detected by an artery volume sensor arranged at a peripheral site (site on the peripheral side than a measurement site) of a person to be measured. If an amount of change in the artery volume of the peripheral site or a value of the artery volume is greater than or equal to a predetermined ratio of a reference value at the beginning of the measurement, the servo control and a blood pressure determination process are continued. When detected thereafter that the amount of change in the artery volume of the peripheral site or the value of the artery volume is smaller than the predetermined ratio of the reference value at the beginning of the measurement, the measurement is stopped at the relevant time point. | 08-25-2011 |
20110213256 | BLOOD PRESSURE MEASUREMENT DEVICE - In a blood pressure measurement device, a force acts on one end side and the other end side of a cuff main body in a direction where an inner diameter of a tubular form is further reduced, so that a rotation shaft rotates in a clockwise direction thus simultaneously moving the one end side and the other end side of the cuff main body. As a result, the inner diameter of the tubular form of the cuff main body can be reduced, and the cuff main body can be easily and rapidly wrapped around the upper arm with only the pushing task using one hand. Thus, the blood pressure measurement device provides a simple device configuration that enables the cuff to be easily wrapped around the measurement target site even for those with crippled hands. | 09-01-2011 |
20110224559 | HIGH-ACCURACY HEMADYNAMOMETER AND METHOD OF USING THE SAME - The invention provides a high-accuracy hemadynamometer and method of using the same. A main air tank imposes pressure upon a wrist or an arm of a user. There is a valve between an auxiliary air tank and the main air tank to release air in the auxiliary air tank to the main air tank. A pressurized device increases pressure of the main air tank and the auxiliary air tank to impose pressure upon the wrist or the arm of the user. A pressure release device is set on the main air tank. A pressure detector detects pressure of the main air tank and outputs a pressure value. A heartbeat detector detects the oppression of the blood of the artery of the user and outputs a pulsation signal. A controller controls the pressure release device to release air in the main air tank and activates the valve based on the pulsation signal for releasing air in the auxiliary air tank to the main air tank. | 09-15-2011 |
20110224560 | SPHYGMOMANOMETER CUFF AND SPHYGMOMANOMETER PROVIDED WITH THE SAME - A sphygmomanometer cuff is provided with an upper arm support stand arranged to support an upper arm, and an arm band arranged to be wound around the upper arm. The upper arm support stand includes an upper arm support surface arranged to support the upper arm while the upper arm is placed thereon, a winding mechanism arranged to pull one end of the arm band in the winding direction so as to wind a portion of the arm band close to the one end, and a hook arranged to engage a portion of the arm band close to another end pulled out from the winding mechanism against a pulling force applied by the winding mechanism. The upper arm supported on the upper arm support stand is tightened by the upper arm support surface and the portion of the arm band pulled out from the winding mechanism in a state where the portion of the arm band close to the other end is engaged with the hook. With such a configuration, the sphygmomanometer cuff is capable of being easily attached to the upper arm serving as a measurement site having a difference in size as well as repeating reliable winding around the upper arm in every measurement. | 09-15-2011 |
20110224561 | ELECTRONIC SPHYGMOMANOMETER - An electronic sphygmomanometer acquires a patient ID and recommended site information read from an ID card before measurement. The recommended site indicating the site to be attached to a cuff of a left site or a right site is thereby specified for every person to be measured (patient ID). Thereafter, the site to be attached to the cuff is guided by notifying the specified recommended site to the person to be measured. | 09-15-2011 |
20110230774 | DEVICE FOR MEASURING INFORMATION REGARDING BLOOD PRESSURE - With a measurement device attached to the upper arm as a master, a measurement device, which is a slave, attached to the ankle is controlled to measure a pulse wave in synchronization. The measurement device on the master side obtains a measurement result from the measurement device on the slave side, and detects the appearance time difference of the pulse wave waveforms by synchronizing the pulse waves measured in both measurement devices, thereby calculating a Pulse Wave Velocity as the index of arterial sclerosis. | 09-22-2011 |
20110237962 | USE OF THE FREQUENCY SPECTRUM OF ARTIFACT IN OSCILLOMETRY - A system and method for processing oscillometric data from a plurality of pressure steps to determine the blood pressure of a patient. A heart rate monitor connected to the patient acquires the patient's heart rate. A time-to-frequency domain converter receives oscillometric data and converts the oscillometric data into the frequency domain. Based upon the calculated heart rate, the system and method filters the frequency domain oscillometric signal with pass bands centered at the fundamental frequency and at least one fundamental frequency. The energy of the frequency domain signal within the pass bands is compared to at least a portion of the energy of the frequency domain oscillometric signal outside of the pass bands. Based upon the comparison, the signal determines whether the signal at the current pressure step should be utilized in calculating the blood pressure of the patient. | 09-29-2011 |
20110237963 | ELECTRONIC SPHYGMOMANOMETER - An electronic sphygmomanometer determines whether a position of a measurement site falls within a proper range, and notifies whether the position of the measurement site falls within the proper range. When determination is made that a time in which the position of the measurement site falls within the proper range is not less than a predetermined time (for example, 2 seconds), measurement of a blood pressure is automatically started. When determination is made that a time in which the position of the measurement site is out of the proper range is not less than a predetermined time (for example, 5 seconds), the measurement of the blood pressure is started. Further, whether the position of the measurement site falls within the proper range is notified while correlated with the measurement result. | 09-29-2011 |
20110245695 | ELECTRONIC SPHYGMOMANOMETER - An electronic sphygmomanometer includes a pressure control unit configured to conduct pressurization control on a cuff (pressure control toward a specific direction) and acquire a cuff pressure signal at a time of the pressurization control to thereby measure a pressure pulse wave; a displacement decision unit configured to decide whether displacement has occurred between a position of the cuff and a virtual position of the heart based on an output from an angle sensor when the pressurization control is being conducted; and a return processing unit configured to, when it is decided that displacement has occurred, stop the pressurization control and conduct depressurization control on the cuff to thereby return an intra-cuff pressure to a specific pressure value that denotes a pressure value before the occurrence of the displacement. The pressure control unit resumes the pressurization control after processing by the return processing unit. | 10-06-2011 |
20110245696 | ELECTRONIC SPHYGMOMANOMETER - A power supply unit of an electronic sphygmomanometer includes a dry cell as a primary battery, a rechargeable battery as a secondary battery, and a power supply control circuit. A voltage detector detects a voltage (characteristic value) of the rechargeable battery, and a voltage detector detects the voltage of the dry cell. A switching control unit performs switching control of the dry cell and the rechargeable battery based on a detection result by the voltage detectors. | 10-06-2011 |
20110257539 | 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 a pressure to apply to the cuff, a pressure sensor for detecting a pressure of 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. The CPU corrects the calculated blood pressure value based on separately acquired correction information and acquires attachment condition information of the cuff as the correction information. When the attachment condition information is acquired as the correction information, the CPU corrects a blood pressure calculation parameter based on the attachment condition information. | 10-20-2011 |
20110263992 | BLOOD PRESSURE MEASUREMENT DEVICE, A FRONT END, AN INFLATABLE BODY AND A COMPUTER PROGRAM PRODUCT - The invention relates to a blood pressure measurement device ( | 10-27-2011 |
20110275944 | Brachial Cuff - A method for determining a calibrated aortic pressure waveform from a brachial cuff waveform involves the use of one or more generalized transfer functions. The one or more generalized transfer functions are specific for predetermined brachial cuff pressure ranges, such as below diastolic pressure, between diastolic and systolic pressure, and above systolic pressure. The brachial cuff is inflated to a pressure within the pressure range appropriate for the generalized transfer function to be applied to the brachial cuff waveform to generate the aortic pressure waveform. In some circumstances, it may be necessary to use a calibration transfer function to generate a calibrated aortic waveform. In other circumstances, the calibration transfer function is not necessary. | 11-10-2011 |
20110282220 | BLOOD PRESSURE INFORMATION MEASUREMENT DEVICE - A blood pressure information measurement device includes a servo control unit for performing a servo control of a pressure adjustment unit so that a value of an arterial volume signal matches a control target value and a fluctuation detection unit for detecting rapid fluctuation of the arterial volume signal at an initial stage during a period of the servo control. The fluctuation detection unit determines that the rapid fluctuation occurred when a control deviation representing a level of the arterial volume signal having the control target value as a reference becomes greater than or equal to a predetermined magnification of a reference deviation. The blood pressure information measurement device further includes an adjustment processing unit for adjusting a control amount of the pressure adjustment unit by the servo control unit so that an excessive response is not made when the rapid fluctuation is detected by the fluctuation detection unit. | 11-17-2011 |
20110282221 | MANAGEMENT DEVICE, MANAGEMENT SYSTEM, AND MANAGEMENT METHOD - A calibration device is connected to a sphygmomanometer with an air tube and a communication cable. When connection is detected, the calibration device closes a valve of the sphygmomanometer and its valve and applies pressure to the air tube to measure the pressure, and determines the air leakage of the sphygmomanometer based on the pressure change with an air leakage determination unit. The calibration device causes a pressure sensor of the sphygmomanometer to measure the inner pressure, receives the measurement result with the communication I/F, and determines the result of the equipment difference test of the sphygmomanometer based on a difference between the applied pressure and the inner pressure with an equipment difference determination unit. If determined that the equipment difference test is failure, a control signal is output to the sphygmomanometer to calibrate the output value of the pressure sensor in the calibration unit. | 11-17-2011 |
20110288423 | BLOOD PRESSURE MEASURING APPARATUS AND BLOOD PRESSURE MEASURING METHOD - A blood pressure measuring apparatus which measures a blood pressure in a step of gradually changing a cuff pressure adapted to press an artery, includes: a pulse wave detecting unit; a pulse wave interval measuring unit; a waveform information storing unit; a change trend calculating unit; a waveform information comparing unit; and a determining unit which, when first two of the pulse waves, which are successively detected at different cuff pressures, satisfy a predetermined condition: that a magnitude relationship between the amplitudes of the first two of the pulse waves is consistent with the change trend of the first two of the pulse waves; that the pulse wave interval between the first two of the pulse waves is within a predetermined range; and that the waveform information of the first two of the pulse waves approximately coincide with each other, determines that the amplitude of latter one of the first two of the pulse waves is to be used for calculating the blood pressure value. | 11-24-2011 |
20110301475 | VOLTAGE-FREQUENCY CONVERSION CIRCUIT AND BLOOD PRESSURE MEASUREMENT DEVICE EQUIPPED WITH SAME - A resistor element is arranged between an input terminal and a node. A switch element is arranged between the node and a ground voltage, and is conducted according to a voltage level of the node. A resistor element is arranged between the nodes. A resistor element is arranged between the node and one side of the input node of an NOR circuit. A capacitor is connected between the nodes. The input node of the NOR circuit is connected to the node through the resistor element and a ground voltage. The input node of an NOR circuit is connected to an output node of the NOR circuit and the ground voltage. The input node of the NOR circuit is connected to the node and the ground voltage. | 12-08-2011 |
20120004558 | BLOOD PRESSURE MEASUREMENT DEVICE - Average blood pressure data of a morning time zone of every week and average blood pressure data of a night time zone of every week calculated by an average calculation portion are stored in a memory by performing blood pressure measurement. An every-week processing portion alternately switches and displays the average blood pressure data of the morning time zone and the average blood pressure data of the night time zone read from the memory based on an instruction input through an operation unit on a display unit every three seconds, or the like. | 01-05-2012 |
20120022383 | SYSTEM AND METHOD FOR MEASURING ARTERIAL PRESSURE BY ITS EFFECTS - The system and method for measuring arterial pressure by its effects consists of a six-stage procedure and three devices; the procedure to indirectly measure diastolic arterial pressure controls the tasks of a first device applying a measured gradual external contact force, a second sensor device of arterial that records arterial expression, and a third device which is a device to measure and detect the arterial cycle diastolic and systolic period in order to provide the diastolic arterial pressure value using an indirect method. Additionally, systolic arterial pressure is measured with no overpressure due to heartbeats produced after arterial occlusion. | 01-26-2012 |
20120071768 | BLOOD PRESSURE INFORMATION MEASUREMENT DEVICE - A blood pressure information measurement device includes light emitting elements and light receiving elements as a plurality of pairs of first and second sensors in a cuff. While the cuff pressure is increased, combinations of the plurality of pairs of the light emitting elements and the light receiving elements are switched, and volume pulse waves are obtained from each of the combinations. After increasing the cuff pressure, for each of the volume pulse waves corresponding to the combinations, a specific volume value at a point where the amount of volume change becomes maximal is extracted. Thereafter, based on values corresponding to the maximum and minimum blood pressure and the specific volume value, the sensors for measurement are determined. | 03-22-2012 |
20120089034 | NON-INVASIVE BLOOD PRESSURE MONITORING SYSTEMS - The present invention relates to the field of non- invasive blood pressure (NIBP) monitoring systems and particularly to a system that allows the identification of other components of the system via coding elements that are readable without the need for placement of this system components to the body of a patient. | 04-12-2012 |
20120136262 | ELECTRONIC SPHYGMOMANOMETER AND A METHOD FOR BLOOD PRESSURE MEASUREMENT BY USING AN ELECTRONIC SPHYGMOMANOMETER - An electronic sphygmomanometer includes a cuff containing an air bladder, an air charger, an air discharger, a pressure sensor, a memory; a display, and CPU for executing programs stored in the memory and calculating a blood pressure value based on the pressure changes within the air bladder. The CPU further includes an estimation processing part for calculating an estimated blood pressure value based on the pressure change within the air bladder during the inflation of the air bladder at a first rate, a measurement processing part for measuring a blood pressure value based on the pressure change within the air bladder during the deflation of the air bladder at a second rate, and a determination processing part for comparing the estimated blood pressure value with the reference blood pressure value and determining whether the estimated blood pressure value is within a predetermined range from the reference blood pressure value. | 05-31-2012 |
20120172734 | BLOOD PRESSURE MANOMETER AND A METHOD OF CALCULATING INDICES OF ATHEROSCLEROSIS USING THE BLOOD PRESSURE MANOMETER - A blood pressure measurement device accurately calculates an index useful in determining the degree of arteriosclerosis by accurately detecting a difference in time of appearance of a ejection wave and reflected wave in a blood pressure waveform. The device sets a threshold value based on an index that expresses a characteristic of the blood pressure waveform with respect to the point of appearance of the reflected wave in the blood pressure and estimates a rise point of the reflected wave by calculating an x-coordinate value of a point based on a maximum amplitude of the reflected wave and the threshold value. The device obtains the index of degree of arteriosclerosis by calculating a time difference in appearance between the ejection wave and the reflected wave based on the estimated rise point of the reflected wave. | 07-05-2012 |
20120209129 | Blood pressure monitoring cuff with acoustic sensor - A system and method for a BP monitoring cuff that has an integrated acoustic sensor used to acquire Korotkoff sounds during partial occlusion of the arterial vessel. | 08-16-2012 |
20120283583 | APPARATUS AND METHOD FOR ELECTROCARDIOGRAM-ASSISTED BLOOD PRESSURE MEASUREMENT - Apparatus, method, and software for electrocardiogram-assisted non-invasive arterial blood pressure d stiffness measurement is disclosed including brachial cuff with flexible electrodes, control box with rigid electrodes, and associated hardware/software. Cuff is wrapped around upper arm while electrodes on device are touched with fingers of other hand. Device acquires simultaneous ECG/oscillometric data during cuff deflation. Processing unit determines ECG R-peak positions to isolate arterial pulses and calculate pulse transit time. Change in pulse amplitude as function of cuff pressure is used for constructing oscillometric envelope and calculating blood pressure using empirical coefficients. Change in pulse transit time as function of cuff pressure is used independently for constructing pulse transit time envelopes and finding blood pressure with/without empirical coefficients. Fusion algorithm combines results for robust blood pressure and vessel stiffness evaluation. Device sends physiological information to personal computer/smartphone wirelessly, for further analysis. Computer/smartphone transmits information to third party for patient management. | 11-08-2012 |
20120283584 | METHOD AND APPARATUS FOR ARTERIAL BLOOD PRESSURE MEASUREMENT AND INDIVIDUALIZED RECTIFYING TECHNOLOGY - A method and apparatus for indirect, quantitative estimation of beat-to-beat arterial blood pressure utilizing the individualized rectifying technique. A function T | 11-08-2012 |
20130131524 | BLOOD PRESSURE MEASUREMENT SYSTEM - A blood pressure measurement system includes an article of clothing, an occluding cuff, a blood pressure measurement unit, a first transmission module, and an operation module. The clothing includes tarpaulin. The occluding cuff is disposed at an inner side of the tarpaulin. The blood pressure measurement unit is disposed at the inner side of the tarpaulin for measuring blood pressure of a user to generate a blood pressure measurement result of the user, controlling a removable inflation module to inflate the occluding cuff, controlling a deflate valve to deflate the occluding cuff, and transmitting the blood pressure measurement result. The first transmission module is used for receiving the blood pressure measurement result. The operation module is coupled to the first transmission module for calculating diastolic blood pressure, systolic blood pressure, and/or pulses of the user according to the blood pressure measurement result. | 05-23-2013 |
20130138001 | NON-INVASIVE BLOOD PRESSURE MEASURING APPARATUS AND MEASURING METHOD THEREOF - A non-invasive blood pressure measuring apparatus includes a host provided with a microprocessor coupled with an air pressure sensor. A pressurized cuff is an inflatable cuff with a gas tube connected with the air pressure sensor, and fastened to a body portion where user's artery blood flow can be blocked completely after air inflation. A pulse wave detector is fixed at a downstream position of the pressurized cuff according to the artery blood flow direction. The microprocessor performs a real-time process to several pulse wave amplitudes detected by the pulse wave detector during the course of slow increase from zero and the corresponding pressures of the pressurized cuff to determine a systolic pressure; and the microprocessor performs a real-time process to several pulse delay periods which are the delay periods between the pulse waves and the corresponding pressure AC signals during the course of variable delay periods to relatively constant delay periods and the corresponding pressures of the pressurized cuff to determine a diastolic pressure. | 05-30-2013 |
20130226013 | Method for Measuring Tourniquet Limb Occlusion Pressure - Improved tourniquet apparatus for measuring a patient's limb occlusion pressure includes an inflatable tourniquet cuff for encircling a limb at a location and to which a tourniquet instrument is releasably connectable. The instrument includes pressure sensing for producing a cuff pressure signal indicative of the level of pressure in the cuff, a pressure regulation mechanism communicating with the cuff and responsive to the cuff pressure signal for moving fluid into and out of the cuff, thereby regulating the pressure in the cuff, a blood flow transducer for producing a blood flow signal indicative of blood flow past the cuff, and limb occlusion pressure means responsive to the blood flow signal and the cuff pressure signal for increasing the cuff pressure level until blood flow indicated by the blood flow signal decreases to a level less than a minimum detection threshold, and then suspending fluid movement into and out of the cuff to produce a limb occlusion pressure value that is indicative of a pressure in the cuff when the fluid motion is suspended. | 08-29-2013 |
20130261474 | BLOOD PRESSURE MEASURING DEVICE CAPABLE OF MEASURING ELECTROCARDIOGRAM - A blood pressure measuring device capable of measuring Electrocardiogram (ECG) is provided, in which a cuff body includes a compression sensor unit for sensing a blood pressure and a pulse rate while being worn on a user's body, a sensor unit is detachably provided at an interior and exterior of the cuff body and senses potential differences in active current generated during contraction of the user's heart and deriving an ECG value, in contact with the user's body, and a controller is electrically connected to the sensor unit and determines whether the user is normal by comparing the derived ECG value with a preset normal ECG value. | 10-03-2013 |
20130261475 | SPHYGMOMANOMETER - A sphygmomanometer 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. | 10-03-2013 |
20130289423 | BLOOD PRESSURE GAUGE HAVING MEMS MICROPHONE - A blood pressure gauge comprises a cuff, a gas pump, a pressure relief valve, a pressure sensor, a gas conduit, a MEMS microphone and a controller. The cuff has a gas bag. The gas pump is used for inflating and pressurizing the gas bag. The pressure relief valve is used for deflating and depressurizing the gas bag. The pressure sensor is used for detecting the pressure of the gas bag. The gas conduit connects the gas bag, the gas pump, the pressure relief valve and the pressure sensor to form a gas loop. The gas loop delivers gas among the gas bag, the gas pump, the pressure relief valve and the pressure sensor. The MEMS microphone is disposed at a specified location of the gas loop for detecting the Korotkoff sounds transmitted from the passing gas. The controller is used for monitoring and controlling the gas pump, the pressure relief valve, the pressure sensor and the MEMS microphone. | 10-31-2013 |
20140081159 | NON-INVASIVE CONTINUOUS BLOOD PRESSURE MONITORING SYSTEM AND METHOD - A non-invasive continuous blood pressure monitoring system includes a first sensor configured to send a first ultra-wideband electromagnetic pulses to an upper site of a blood vessel and receive a first reflected ultra-wideband electromagnetic pulses with phase variations caused by a pressure wave propagating in the blood vessel, a second sensor configured to send a second ultra-wideband electromagnetic pulses to a lower site of the blood vessel and receive a second reflected ultra-wideband electromagnetic pulses with phase variations caused by the pressure wave propagating in the blood vessel, and a signal-processing and blood pressure displaying device configured to calculate an estimated blood pressure by taking into consideration a propagation time of the pressure wave from the upper site to the lower site in the blood vessel. | 03-20-2014 |
20140142445 | VITAL SIGN MONITOR FOR CUFFLESSLY MEASURING BLOOD PRESSURE USING A PULSE TRANSIT TIME CORRECTED FOR VASCULAR INDEX - A method and apparatus for measuring a patient's blood pressure featuring the following steps: 1) measuring a time-dependent optical waveform with an optical sensor; 2) measuring a time-dependent electrical signal with an electrical sensor; 3) estimating the patient's arterial properties using the optical waveform; 4) determining a pulse transit time (PTT) from the time-dependent electrical signal and the time-dependent optical waveform; and 5) calculating a blood pressure value using a mathematical model that includes the PTT and the patient's arterial properties. | 05-22-2014 |
20140163402 | PATIENT MONITORING SYSTEM - A patient monitoring system includes an inflatable cuff, a gas reservoir containing a compressed gas, and a sensor. When the inflatable cuff is coupled to a wearer, the gas reservoir supplies gas to the inflatable cuff to inflate the inflatable cuff via gas pathways. As the inflatable cuff inflates, a patient monitor can receive blood pressure data from the sensor and use the blood pressure data to determine the blood pressure of the wearer. The patient monitor can also receive blood pressure data during deflation of the inflatable cuff to determine the blood pressure of the wearer. | 06-12-2014 |
20140288446 | Apparatus for Monitoring Physiological Condition - An apparatus for monitoring a physiological condition includes a signal-acquiring unit, an inflating-deflating unit, and a central processing system electrically coupled to the signal-acquiring unit and the inflating-deflating unit. The signal-acquiring unit is used for acquiring a first standard pulse signal and a first reactive hyperemia pulse signal at a specific part of a living being. The inflating-deflating unit is used for selectively inflating and deflating the specific part. The central processing system is capable of transforming the first standard pulse signal to a second standard pulse signal and transforming the first reactive hyperemia pulse signal to a second reactive hyperemia pulse signal using a nonstationary and nonlinear transfer function, respectively, to determine an endothelial function coefficient according to the second standard pulse signal and the second reactive hyperemia pulse signal, thus to analyze a physiological condition of the living being. | 09-25-2014 |
20140364748 | SUPRASYSTOLIC MEASUREMENT IN A FAST BLOOD-PRESSURE CYCLE - 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 inflate the cuff during a dynamic phase and generally maintain inflation of the cuff at about a target pressure during a static phase. 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, and a cuff control module configured to determine the target pressure during the dynamic phase and based on the output signal, and control the cuff controller during the dynamic phase and the static phase. | 12-11-2014 |
20150065895 | METHOD FOR MEASURING AND DISPLAYING BLOOD PRESSURE - A blood pressure measurement device measures blood pressure and a blood pressure change affecting factor of a patient. The device includes a memory, a tolerance determination section, and a display unit. The tolerance determination section includes a rest/unrest condition determination section and a blood pressure tolerance determination section. The tolerance determination section determines whether the blood pressure of the patient is tolerant to the blood pressure change affecting factor. The display unit of the device displays the measured blood pressure, the measured blood pressure change affecting factor, and a tolerance determination of the patient. | 03-05-2015 |
20150105675 | SPHYGMOMANOMETER - A sphygmomanometer includes an operation part, a pulse wave sensor that detects a pulse wave signal indicative of a pulse wave in a part of the patient body that is operating the operation part. A first manometer measures a blood pressure based on the pulse wave signal, and a second manometer measures the blood pressure with a cuff that is worn by the patient. A cuff wearing detector detects a wearing of the cuff by the patient. A controller measures the blood pressure with the first manometer when the operation part is operated long enough for a detection of the pulse wave signal and measures the blood pressure with the second manometer when the cuff wearing detector detects that the cuff is worn and that the operation part is being operated. | 04-16-2015 |
20150359435 | HEMODYNAMIC MONITORING - 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. | 12-17-2015 |
20150374242 | METHOD FOR MEASUREING BLOOD VESSEL ELASTICITY - According to one embodiment of a method for measuring blood vessel elasticity, adapted to a sphygmus oscillation signal measured by pressure sensor of blood pressure equipment. This method for measuring blood vessel elasticity includes: uses the sphygmus oscillation signal to calculate systolic blood pressure and diastolic blood pressure; extracts a sphygmus signal after corresponds to the diastolic blood pressure; finds the maximum slope of the extracted sphygmus signal; finds a first time by using the maximum slope down to a reference pressure; then finds a second time by using the maximum slope down to the lowest point of the extracted sphygmus signal; and compares the first time and the second time to get the indicator of blood vessel elasticity. | 12-31-2015 |
20160081565 | ELECTRONIC BLOOD PRESSURE MONITOR - An electronic blood pressure monitor retrieves a pulsewave signal that is superimposed on a cuff pressure signal and indicates a pulsewave at a measurement site, and acquires a string of pulsewave amplitudes indicated by the pulsewave signal. A first envelope connects the amplitudes created for the acquired string of pulsewave amplitudes. Local maxima and minima in the first envelope are detected. With respect to the strings of amplitudes corresponding respectively to the local maxima and minima, a local-maximum envelope and a local-minimum envelope connecting the amplitudes are created. Two pressure values at points at which portions on the high-pressure-side and low-pressure-side with respect to the maximum peaks of the local-maximum envelope and the local-minimum envelope respectively cross first and second threshold levels are obtained, and the average values of each pair of pressure values are calculated as the systolic blood pressure and the diastolic blood pressure respectively. | 03-24-2016 |
20160128640 | DETECTING APPARATUS FOR ARRHYTHMIA AND DETECTING METHOD OF THE DETECTING APPARATUS - An apparatus ( | 05-12-2016 |
20160198959 | Measuring Central Pressure with Brachial Cuff | 07-14-2016 |