36 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 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.

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.

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).

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.

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.

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.

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.

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 method for correcting systolic pressure and diastolic pressure and an electronic sphygmomanometer, which relate to the technical field of electronic sphygmomanometer measurement, the method comprises the following steps: obtaining an air pressure value sequence, extracting an air pressure pulsation sequence and a basic air pressure sequence, and further obtaining systolicpressure/diastolic pressure; calculating a first-order derivative of the air pressure pulsation sequence, and obtaining a minimum value of the first-order derivative; obtaining a basic air pressure value of the air pressure pulsation corresponding to the minimum value; identifying the pulse wave with the maximum amplitude from the air pressure pulsation sequence; calculating to obtain the pulsation time of the maximum amplitude air pressure pulsation and the rising edge time of the maximum amplitude air pressure pulsation; calculating to obtain the ratio of the rising edge time of the maximumamplitude air pressure pulsation to the pulsation time of the maximum amplitude air pressure pulsation; and correcting the systolic pressure/diastolic pressure according to the minimum value in the first-order derivative of the air pressure pulsation sequence, the basic air pressure value corresponding to the minimum value and the proportion of the maximum amplitude air pressure pulsation rising edge time in the pulsation time of the maximum amplitude air pressure pulsation.