37 results about "Blood Pressure Monitor device" patented technology

Disclosed are a system and a method for noninvasively and continuously monitoring blood pressure. Also disclosed is a method for making such a device. The system includes a semiconductor chip comprising a transducer array of individual pressure or force sensors and associated circuitry providing control signals to and / or processing signals from these sensors, all of the above integrated in the chip. Also disclosed is a specific sensor structure provided on said chip. The invention further encompasses a system for measuring and / or tracking the blood pressure waveform and for combining the latter with related blood values like the heartbeat, derived from the above or other measuring devices.

A finger-wearable blood pressure monitor device includes a cuff, a tactile sensor array, and control circuitry. The tactile sensor array is disposed on or adjacent to an inward facing surface of the cuff The tactile sensor array includes a plurality of sensors. The control circuitry is coupled to the tactile sensor array and includes logic that when executed by the control circuitry causes the finger-wearable blood pressure monitoring device to perform operations. The operations include monitoring, over a first time period, a pressure applied to each of the plurality of sensors by a digital artery of a finger. The operations also include generating a plurality of tactile waveforms in response to monitoring the pressure. Each of the plurality of tactile waveforms corresponds to the pressure applied to a respective one of the plurality of sensors over the first time period. The operations further include estimating blood pressure based, at least in part, on the plurality of tactile waveforms.

The invention discloses a blood-pressure measuring system and method. The blood-pressure measuring system comprises a blood-pressure meter, a user mobile terminal, a cloud database and a doctor client, wherein the blood-pressure meter comprises a sleeve strap; an air sac, an inflation pump, a deflation valve, a pressure sensor, a controller and a wireless communication unit are arranged inside the sleeve strap; the controller controls the inflation pump to inflate the air sac, and controls the deflation valve to deflate the air sac; the pressure sensor acquires a pressure signal, and transmits the acquired pressure signal to the controller; the controller is in communication with the user mobile terminal through the wireless communication unit; the user mobile terminal is in communication with the cloud database; the doctor client is in communication with the cloud database. Through the adoption of the blood-pressure measuring system and method, the accuracy of measured data is improved, and a patient to be measured can conveniently obtain a diagnosis result, so that the adaptability is good, and popularization and application are facilitated.

The invention relates to a blood pressure meter system and a blood pressure measuring method thereof. The blood pressure meter system comprises a blood pressure measurement device and a mobile terminal, wherein the blood pressure measurement device comprises a blood pressure measurement module, a gesture detection module, and a blood pressure measurement terminal communication module; and the mobile terminal comprises a data management module, a gesture comparison module, a gesture indication module and a mobile terminal communication module. The blood pressure meter system can precisely measure the angle of the measured gesture and retrieve and compare the body position information of the gesture of the measured part in the last measurement at the same time, whether the gesture of the measured part is completely consistent with that measured in the last measurement is prompted to a user, the user can adopt the same gesture measured part to carry out continuous measurement for multiple times according to the prompt, the waveform fluctuation caused by difference of the measured part gesture is eliminated from BPV (blood pressure variability) data, so that better and more accurate directive significance is provided for high blood pressure diagnosis of a patient, judgment of dosage of medicines, evaluation of treatment effect, as well as judgment and prevention.

The invention relates to a method and a device for regulating the pressure in at least one inflatable cuff, preferably a finger cuff (6), of a blood pressure manometer comprising a plethysmographic sensor device (8, 9) for detecting a plethysmographic signal PG and a pressure sensor (7) for detecting a cuff pressure signal BP. According to the invention, two control loops (1, 2) acting on a differential amplifier (10) are used to independently regulate different operating parameters, the first, inner control loop (1) using the cuff pressure signal BP as the first regulating variable, and the second, outer control loop (2) comprising a regulating device (12), preferably a PID regulator, which generates a nominal value SW as a second regulating variable from the plethysmographic signal PG. The differential amplifier (10) is connected, on the output side, to at least one valve connected to a pressure source (4), preferably a proportional valve (3; 25, 27), for regulating the pressure in the cuff (6). Additional outer control loops (16 to 21) can be used to respectively set a parameter of the device to a determined nominal value.

Disclosed is a blood pressure meter provided with a cuff unit (10) and a display unit. The cuff unit (10) comprises an air bag (20) for compressing the upper arm, a flexible collar (24) that is positioned outside the air bag (20) and is formed in a ring shape to encircle the upper arm, and an outer cover (12) that encloses the air bag (20) and the collar (24). On the outer surface of the collar (24) are disposed a pressurizing pump (41) and an exhaust valve that cause the air bag (20) to expand or contract, a pressure sensor (43) that detects the internal pressure of the air bag (20), and a battery (50) that serves as a power source. The outer cover (12) encloses all of these. The display unit is provided with a display part, an operating part and a power source part. The cuff unit (10) and the display unit are each provided with a communication part, and wireless communication is performed via these communication parts. Such a configuration enables the construction in a small size ofa blood pressure meter having excellent handling ability and portability.

In an electronic blood pressure meter (1), a CPU (40) causes operation for an air leakage test to be performed when a predetermined operation is made at an operating section (3). The CPU uses a pump (21) to force air into a closed space in an arm band (5), said closed space comprising an airbag, an air pipe (10A), and an air pipe (10B), until the closed space reaches a predetermined pressure. Then, the CPU maintains the closed space closed for a predetermined time period and monitors a drop in pressure in the predetermined time period using a pressure sensor (23). When the pressure drops by an amount equal to or more than an allowable value, the CPU determines that there is an air leakage in the closed space comprising the airbag and the air pipes (10A, 10B). Likewise, the CPU causes a closed space comprising the air pipe (10B) to be tested. According to both the test results, the CPU determines whether or not there is an air leakage and whether the portion having the air leakage is in the space comprising the airbag and the air pipes (10A) or in the space comprising the air pipe (10B).

This blood pressure meter is configured in such a manner that a pump unit (31) is connected to a fluid bag (22) through a first fluid path (301). The first fluid path (301) extends straight in the Z-direction between the pump unit (31) and the fluid bag (22) and is adapted so as to deliver air, which is supplied from the pump unit (31), into the fluid bag (22) or so as to deliver air, which is within the fluid bag (22), to a valve.

The invention relates to an ultrasonic blood pressure measurement apparatus and a blood pressure measurement method. In the ultrasonic blood pressure measurement apparatus (10) that measures a blood pressure by transmitting an ultrasonic wave toward a blood vessel and receiving a reflected wave, a storage unit (300) stores a [beta] blood-pressure calculation expression that is a first relationship between a vascular diameter (D) of the blood vessel and a blood pressure (P); a pulse wave velocity calculation unit (208) measures a pulse wave velocity (PWV) of the blood vessel; a [beta] blood-pressure calculation expression modifying unit (214) calculates a modified [beta] blood-pressure calculation expression that is a third relationship obtained by modifying the [beta] blood-pressure calculation expression using the pulse wave velocity (PWV); a vascular diameter measurement unit (206) configured to measure the vascular diameter (D) of the blood vessel using the ultrasonic wave; and a temporary blood pressure calculation unit (220) determines the blood pressure (P) according to the modified [beta] blood-pressure calculation expression.

A blood pressure measurement device includes an annular bracelet that comes into contact with the user's wrist; a display that is disposed on the outer surface of the bracelet and includes a display surface; a camera that is disposed on the outer surface of the bracelet, has an optical axis tilted from the direction of a normal to the display surface, and captures images of the user; a pulse wave sensor that is disposed on an inner surface of the bracelet and detects a pulse wave at the user's wrist; and a processing circuit that estimates the user's blood pressure. The processing circuit calculates a first pulse wave timing from a temporal change in luminance in the cheek region in the images, determines a second pulse wave timing from the detected pulse wave, and estimates the blood pressure from a time difference between the first and second pulse wave timings.

A blood pressure meter device (100) is equipped with a piezoelectric pump (10), a valve (101), and a cuff (109). The valve (101) is equipped with a first valve housing (191), a diaphragm (120), and a second valve housing (192). The diaphragm (120) is secured to the second valve housing (192) and the first valve housing (191) so that the diaphragm (120) is separated from a valve seat (139) and the periphery of an opening section (121) in the diaphragm (120) is in contact with and applies pressure to the valve seat (138). Because of this configuration, the diaphragm (120), along with the second valve housing (192) and the first valve housing (191), constitutes a lower valve chamber (131) that is in communication with a first air hole (111), an upper valve chamber (133) that is in communication with a second air hole (112), a lower valve chamber (132) that is in communication with a first air hole (110), and an upper valve chamber (134) that is in communication with the upper valve chamber (133).

Provided is a blood pressure measuring device. In a blood pressure meter, a value representing the circumferential length of a measurement target portion is obtained (S101), a parameter for controlling a voltage for driving a pump is determined based on the obtained value (S401), the voltage for driving the pump is determined based on the parameter and on the pressure in a fluid bag, and the fluid bag is pressurized (S403). In the pressurizing process, a minimum blood pressure value is calculated (S405). Then, a maximum blood pressure value is estimated (S301'), and the pressurization is stopped when the pressure in the fluid bag reaches the maximum blood pressure value (S107). Next, a valve gap for discharging fluid from the fluid bag is determined based on the circumferential length of the measurement target portion (S109), and control for reducing the pressure in the fluid bag with the gap maintained constant is performed (S111). In a pressure reducing process, a maximum blood pressure value is calculated (S112). At the time point when the maximum blood pressure value is calculated, the fluid is discharged from the fluid bag (S115) to complete the measurement.

The invention discloses a pressure detection device for an electronic sphygmomanometer, which mainly provides a container capable of containing liquid, a first conduit through which air can pass, and a second conduit through which liquid can flow in. When directly or indirectly After the air equal to the pressure of the pressure sensor is drawn from the electronic sphygmomanometer and enters the container through the first conduit, the liquid in the container will flow into the second conduit by virtue of the pressure difference. The difference in the height of the liquid in the container and whether the difference is consistent with the measurement result of the electronic sphygmomanometer can determine whether the pressure value measured by the electronic sphygmomanometer is accurate.

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.A cuff (1) is used in a blood pressure monitor to measure a blood pressure in a rolled condition where one end of the cuff (1) is wound within the other end thereof, wherein a cushion member (6) made of a raised fabric (61) is provided in at least one of surfaces at one end and the other end of the cuff (1) which rub against each other.

The invention discloses a continuous blood pressure measurement method with fusion of multiple physiological signal features and without a cuff. The method includes the steps that 1, through a Moens-Korteweg pulse wave conduction model and an artery pressure baroreceptor reflex (ABR), a correlation model of feature vectors of arterial blood pressure, a human body photoplethysmography (PPG) signaland an electrocardiogram (ECG) signal is deduced; 2, according to the mode, a comparison and calibration experiment with a traditional cuff type hematomanometer is used for determining individual differentiation parameters in the model; 3, the calibration model can be used for obtaining an estimated value of arterial blood pressure by measuring PPG and ECG. In this way, continuous blood pressure values of patients can be obtained without the traditional cuff type hematomanometer.

The invention provides a portable blood pressure monitor which comprises a microcontroller, a Bluetooth communication module, a power module, a clock module, a pressure sensor module, a driving circuit module and an amplification circuit module. The pressure sensor module completes conversion of air pressure signals to pressure signals and generates voltage signals, and after the voltage signals are amplified and modulated by the amplification circuit module, two paths of analog quantity signals of pulse wave signals and sleeve band static pressure are obtained and then transmitted to the microcontroller; the microcontroller processes and stores the pulse wave signals and the sleeve band static pressure, and the Bluetooth communication module and a short distance wireless communication module provide transmission and / or reading of information; the short distance wireless communication achieves normal reading and transmission of blood pressure information under the condition of powering on / powering off and network availability / network unavailability. An existing display screen is omitted, the weight and size of equipment are greatly reduced, portability is improved, information reading and transmission can also be carried out under the condition of network unavailability, and the portable blood pressure monitor is more convenient to use.

The invention discloses a blood pressure monitoring device based on intelligent equipment and a wearable type wristband. The blood pressure monitoring device comprises the intelligent equipment and the wearable type wristband, wherein a first pulse sensor, a microcomputer and a communication module are arranged in the wearable type wristband; the microcomputer is respectively connected with the first pulse sensor and the communication module; the communication module is in communication connection with a data communication interface of the intelligent equipment; a second pulse sensor is arranged in the intelligent equipment, and is used for monitoring the pulse of a finger tip; the wearable type wristband is worn on a wrist of a human body to monitor the pulse of the position. By adoptingthe type, the blood pressure monitoring device based on the intelligent equipment and the wearable type wristband has the characteristics that the blood pressure can be monitored at any time and any place at a terminal of a mobile phone or a tablet personal computer and other intelligent equipment by combining with the wearable type wrist band; the size is small, the carrying is convenient, the structure is simple, the comfortability is good, the convenience in use is realized, and the market prospect is broad.

The invention discloses a blood pressure data correcting method, a blood pressure data correcting device and an electronic sphygmomanometer. The sizes of air bag wearing parts of users are determinedaccording to the features of drive signals of an air pump of the electronic sphygmomanometer, meanwhile, correction is carried out on blood pressure data measured by the electronic sphygmomanometer according to the prestored proportional relation between the width of an air bag sleeve and the size of the air bag wearing part of the user, so that for the electronic sphygmomanometer, correction canbe carried out on the measured blood pressure data according to the features of the air bag wearing parts of the different users, thus the accuracy of the blood pressure data measured by the electronic sphygmomanometer is improved, and the application range is wide.

The invention is applicable to the technical field of computers and medicine and provides a fault detection method, device and equipment for a blood pressure monitor. The method comprises the steps asfollows: acquiring a first blood pressure value acquired by a master pressure sensor and acquiring a second blood pressure value acquired by a slave pressure sensor; and determining the current faulttype on the basis of a fault judging condition corresponding to each preset fault type, the first blood pressure value, the second blood pressure value and a preset blood pressure threshold. According to the manner, the blood pressure monitor acquires the first blood pressure value acquired by the master pressure value and the second blood pressure value acquired by the slave pressure sensor; thecurrent fault type of the blood pressure monitor is determined according to the fault judging condition corresponding to each preset fault type, the first blood pressure value, the second blood pressure value and the preset blood pressure threshold; and the fault detection manner comprises simple steps and can accurately detect the fault types of the blood pressure monitor.

Measurement data of a blood vessel is generated based on a measurement result of the blood vessel obtained by a blood vessel diameter measurement unit, and a breathing period estimating section estimates a breathing period corresponding to a breathing cycle based on the measurement data. A blood pressure calculating section calculates blood pressure relevant to the blood vessel based on the measurement data. An average calculating section calculates the average of the blood pressure calculated by the blood pressure calculating section in the breathing period estimated by the breathing period estimating section.

An electronic sphygmomanometer includes a cuff including an air bladder, a pressure sensor, an artery volume sensor, and a computation device. The computation device includes an inner pressure control section, a volume sensor signal receive section for receiving a pulse wave signal detected by the artery volume sensor, a pressure sensor signal receive section for receiving a pressure pulse wave signal superimposed on the inner pressure of the air bladder and detected by the pressure sensor, a judgment section for choosing either the pulse wave signal or the pressure pulse wave signal as a signal for calculating pulse rate of the patient during a period when the inner pressure of the air bladder is increased and / or decreased by the inner pressure control section, and a pulse rate calculation section for calculating pulse rate of the patient based on the pulse wave signal and the signal chosen by the judgment section.

The invention discloses a blood pressure meter, comprising a blood pressure meter body, a pressure tube and a pressure plug connected between the blood pressure meter body and the pressure tube, wherein the pressure plug comprises a female and a male; the female comprises a first barrel and a second barrel arranged at the top end of the first barrel and coaxial with the first barrel; the inner diameter of the second barrel is less than that of the first barrel; a connection of the first barrel and the second barrel is provided with a terrace. The plug structure is modified, and structural modification, development and research are optimized; the unique U-shaped seal ring and a magnet structure allow the plug to be quick to mount and demount and good in sealing performance, and quick mounting and demounting of the plug of the blood pressure meter is achieved.

The invention discloses a blood pressure monitoring device based in an intelligent device. The blood pressure monitoring device comprises the intelligent device with a processor. Two or more photoelectric detectors are arranged in the intelligent device. The processor is linearly connected with the photoelectric detectors for controlling. Each photoelectric detector comprises but not limited to alight sensor, a proximity sensor and a camera. The photoelectric detectors are arranged on two different finger tips of a monitored human body for pulse monitoring. The photoelectric detectors transmit pulse information to the processor to calculate pulse wave conduction time and then calculate the blood pressure. In this way, the blood pressure monitoring device is simple in operation, good in process comfort, free of risks, capable of measuring the blood pressure any time any place with a cell phone as the carrier and capable of reducing use cost and being operated by a single person.

A blood pressure meter includes a pump and a first fluid path provided inside a main body. The first fluid path feeds a fluid from the pump to a fluid bladder or discharges the fluid from the fluid bladder. A pressure sensor is mounted on a first substrate disposed inside the main body. A second fluid path that introduces the fluid from the fluid bladder to the pressure sensor is provided. The second fluid path includes an inlet pipe that is integrally formed with a sensor package that incorporates the pressure sensor, and extends straight between the fluid bladder and the pressure sensor. A second substrate on which a blood pressure measurement element is mounted is disposed in a space that is located between the first substrate and the fluid bladder in a thickness direction and is adjacent to the second fluid path in a planar direction.

The invention discloses a high-precision blood-pressure meter and a blood-pressure measuring method. Pressure is applied to the wrist or arm of a user through a main air duct. An air valve is arranged between an auxiliary air duct and the main air duct so as to release air in the auxiliary air duct to the main air duct. Air is fed into the main air duct and the auxiliary air duct through a pressurizing device so that the pressure is applied to the wrist or arm of the user. A depressurizing device is arranged on the main air duct. A pressure detection device is used for detecting the pressure of the main air duct and outputting a pressure value. A heartbeat device is used for detecting a ripple voltage signal corresponding to heartbeat due to the impact of blood inside the aorta of the user. A control device is used for controlling the depressurizing device to release the pressure in the main air duct and controlling the opening of the air valve according to the ripple voltage signal, so that air is released from the auxiliary air duct to the main air duct.

The invention provides a blood pressure monitoring device in a motion state, a storage medium and equipment. The device comprises a PPG waveform acquisition module used for acquiring PPG waveforms of a subject from a static state to a motion state, a static model building module used for building a static blood pressure monitoring model based on the static state PPG waveform, a motion characteristic parameter extraction module used for directly extracting characteristic parameters of the PPG waveform in the motion state and judging that a noise coefficient corresponding to each characteristic parameter in the motion state is smaller than a corresponding noise threshold value and a characteristic parameter value is within a corresponding preset threshold value range one by one, and if so, not changing the corresponding characteristic parameter, otherwise, updating the corresponding characteristic parameters in the motion state according to a pre-constructed function relationship between the characteristic parameters in the motion state and the characteristic parameters in the static state, and a blood pressure monitoring model correction module used for monitoring the blood pressure of the subject in the motion state by using the corrected blood pressure monitoring model.

It is an object to provide a method of manufacturing a core of a cuff for blood pressure meter and a cuff for blood pressure meter in order to improve operability during the insertion and removal of an arm and fittability during the tightening of the arm as well as to enable the reduction of manufacturing costs. A cuff for blood pressure meter (1) has an air bag (12), and a core (2) disposed outside the air bag (12). The core (2) includes a flexible sheet-like first core (21) and a second core (22) which is formed into a curved shape and which is attached to and stacked on the first core (21) and which curves the first core (21).

The invention discloses an elastic sleeve-belt intelligent blood pressure meter which comprises a sleeve belt and a display screen connected to the sleeve belt, wherein a circuit board is installed on the bottom of the display screen; a GPRS card is installed on the circuit board; the display screen comprises a display area, a key area and a sound propagation area; the display area is disposed between the key area and the sound propagation area; the sound propagation area is installed on the left side of the display area; and the key area is disposed on the bottom of the display screen. The elastic sleeve-belt intelligent blood pressure meter disclosed by the invention is characterized in that the GPRS card is disposed inside; after measurement, a measurement result will be automatically uploaded to a health management platform and permanently stored in a server; personal historic measurement records can be checked at any time and at any place; the system will automatically generate a blood pressure curve according to a user's measurement records; and the user can know personal health situations very conveniently.

The invention provides a blood pressure monitor with a player. The blood pressure monitor comprises a housing, wherein the player is embedded into the lower end of the housing 1; an operation interface of the player and the upper surface of the housing are positioned on the same plane; a headset jack of the player is in the side surface of the housing; a slot is formed in the front surface of the housing; the opening of the slot is connected with a cover plate matched with the slot; and the slot is a cavity of which the inner chamber is provided with an inner wall. The blood pressure monitor is simple in structure, can play music to relieve intense emotions of people so as to ensure more accurate measured data, and can accommodate a thermometer to measure the body temperature while measuring the blood pressure.