Abstract: A method for responding to an operation trajectory is disclosed. The method is applied to a monitor configured to monitor and display physiological data of a patient. The method includes displaying at least one physiological data of a first patient on a display interface. The at least one physiological data comprises at least one of electrocardiogram, blood oxygen, blood pressure, respiration rate, body temperature and heart rate. The method further includes detecting a screen-touching operation triggered by a user on the display interface and acquiring an operation trajectory corresponding to the screen-touching operation according to the screen-touching operation. The operation trajectory includes a start point and an end point, the start point corresponding to a first time point, the end point corresponding to a second time point, and the second time point being later than the first time point.

Abstract: An ultrasonic imaging apparatus, a method for detecting a shear index of a vascular wall using ultrasonic waves, and a computer readable storage medium are provided. The method comprises: transmitting ultrasonic waves to an region of interest comprising a vessel; receiving the ultrasonic waves to obtain echo signals; acquiring an ultrasonic image according to the echo signals; acquiring particle jet velocities of a plurality of points in the vessel, the particle jet velocity comprising flow velocity and flow direction; determining a vascular wall in the ultrasonic image; acquiring a position to be detected of the vascular wall; calculating, according to particle jet velocities of a plurality of points near the position to be detected, the shear index of the position to be detected of the vascular wall; and displaying the ultrasonic image and the shear index of the vascular wall.

Abstract: An ultrasound apparatus, ultrasound-based liver examination device and ultrasound imaging method are provided. The ultrasound apparatus may include: an ultrasound probe, a transmission and receiving controller, an ultrasound echo signal processor, a data processor and a display device. The ultrasound echo signal processor may perform different processes on an ultrasound echo signal according to usage of the ultrasound echo signal. A gain compensation for enhancing image quality may be performed on a first ultrasound echo signal to be used for obtaining the ultrasound image, and a gain compensation for preserving original information may be performed on a second ultrasound echo signal to be used for calculating a quantitative parameter of a liver.

Abstract: An ultrasonic blood flow parameter displaying method, comprises: acquiring, by means of a probe, an ultrasonic signal from an object to be scanned; acquiring, according to the ultrasonic signal, a plurality of velocities and directions of blood flow within the object to be scanned; extracting the plurality of velocities and directions of blood flow; quantifying the dispersion of the plurality of velocities and directions of the blood flow extracted; and displaying the quantization result of the dispersion. The present invention provides a method for quantifying and evaluating the direction of the motion of blood flow, and provides a better perspective of observation for a user.

Abstract: A method and apparatus for generating a shear wave. The method comprises: transducers transmit ultrasound waves to a region of interest once; the ultrasound waves focus on at least two focal points in an acoustic field; and with shear wave sources corresponding to the at least two focal points that propagates in a direction perpendicular to a transmission direction of the ultrasound waves. A method and apparatus for detecting an ultrasound elasticity of a shear wave discloses, in a same ultrasound transmission, multiple focal points are gathered in an acoustic field by the ultrasound waves, under the joint effect of the multiple focal points, and a shear wave zone propagated in a direction perpendicular to a direction in which the ultrasound waves is transmitted is formed, so as to expand a propagation range of the shear wave in a tissue, so that detecting ultrasound waves can perform elasticity detection on the tissue in a large range.

Abstract: A method for calculating physiological parameters includes: selecting a section of time domain signal corresponding to at least one signal of red light and infrared light obtained by sampling, and performing a conversion from time domain to frequency domain to obtain a corresponding frequency domain signal; selecting all rational frequency spectrum peak information, calculating energy information of selected reasonable frequency spectrum peaks, and forming a frequency spectrum peak energy ratio sequence; constructing a stability coefficient according to the frequency spectrum peak energy ratio sequence, and if the stability coefficient is low, constructing a compensation coefficient by using the frequency spectrum peak energy ratio sequence; and compensating for at least one of the time domain signal and the frequency domain signal by using the compensation coefficient, and calculating based on at least one of the compensated time domain signal and the frequency domain signal to obtain the physiological param

Abstract: A blood analysis method, a blood analysis system, and a storage medium are provided. The blood analysis method includes: providing a blood sample; mixing a first aliquot of the blood sample with a diluent to prepare a first test sample; mixing a second aliquot of the blood sample with a lytic reagent to prepare a second test sample; detecting electrical impedance signals of the first test sample to obtain first volume distribution data; detecting at least two types of optical signals of the second test sample to obtain second volume distribution data; acquiring red blood cell test data of the blood sample; determining, based on the first volume distribution data, the second volume distribution data, and the red blood cell test data, whether the blood sample contains schistocytes; and if the determination result is yes, providing a warning that the blood sample may contain schistocytes.

Abstract: The disclosure provides a medical device and a control method therefor, and a storage medium. The medical device includes a main control circuit, a power module, and functional modules for implementing medical functions of the medical device. The functional modules are powered by the power module and controlled by the main control circuit. The main control circuit is used to determine an idle module in an idle state among the functional modules and set the idle module to be in a low-power state. On the basis of the medical device and the control method therefor and the storage medium according to the embodiments of the disclosure, the overall power consumption of the medical device can be reduced, and the battery life of the medical device is improved.

Abstract: Systems and methods for utilizing a hybrid transmitter in an ultrasound system. A system can include a hybrid transmitter configured to transmit ultrasound waves toward a subject area. The hybrid transmitter can comprise a linear transmitter configured to generate linear transmitter output and a switching transmitter configured to generate switching transmitter output. The hybrid transmitter can also comprise a summer configured to sum the linear transmitter output and the switching transmitter output to generate hybrid transmitter output for driving a transducer load to generate the ultrasound waves transmitted towards the subject area. The ultrasound system can also comprise a receiver configured to receive one or more ultrasound waves from the subject area in response to the ultrasound waves transmitted toward the subject area for generating ultrasound images of the subject area.

Abstract: An ultrasound imaging system includes an ultrasound transducer configured to transmit ultrasound waves into an exam site and receive therefrom echo signals; an image processor configured to generate an ultrasound image from the received echo signals; a primary display configured to display the ultrasound image generated by the image processor; and a removable touch panel comprising a secondary display configured to display a first graphical user interface comprising controls for accessing a first set of functions of the ultrasound imaging system while the removable touch panel is docked with the ultrasound imaging system.

Abstract: The disclosure relates to a sample image capturing system, including: a sample holding apparatus configured to hold a sample slide on which a sample film is applied; an imaging apparatus configured to capture the sample on the sample slide; a sample appearance image obtaining apparatus configured to obtain a sample appearance image, where the sample appearance image includes at least an appearance image of the sample film; and a controller configured to: obtain the sample appearance image, identify an appearance characteristic of the sample film based on the sample appearance image, determine a capturing parameter based on the appearance characteristic, and control the imaging apparatus to capture, with the capturing parameter, sample components on the sample slide. The disclosure further relates to a sample image capturing method and a computer-readable storage medium. The disclosure can use a characteristic of the appearance image to achieve accurate capturing of sample images.

Abstract: Disclosed are a medical device and a data management method therefor. The data management method includes: receiving an instruction for selecting a locking rule to determine a target locking rule, wherein the target locking rule is used for screening monitoring data so as to carry out locking; under the trigger of a first trigger condition, screening the monitoring data according to the target locking rule, and locking the screened monitoring data; and under the trigger of a second trigger condition, selectively deleting monitoring data that is not locked. An operator can selectively lock the monitoring data by selecting the locking rule, thereby avoiding the deletion of monitoring data needing to be retained, and facilitating the management of the monitoring data.

Abstract: Disclosed are a method for determining a platelet concentration of a blood sample, a hematology system (100) and a storage medium.

Abstract: The embodiments of the present disclosure disclose an ultrasound imaging method and system, the method may include transmitting a plurality of plane wave ultrasound beams to a scan target and acquiring corresponding plane wave echo signals; transmitting focused ultrasound beams to the scan target and acquiring corresponding focused beam echo signals; acquiring a plurality of velocity components of a target point in the scan target using the plane wave echo signals, and acquiring velocity vectors of the target point according to the plurality of velocity components; acquiring an ultrasound image of the scan target using the focused beam echo signals; and displaying the velocity vector and the ultrasound image.

Abstract: An ultrasound elasticity measurement device includes an ultrasound probe. The ultrasound probe includes a vibrator and a transducer. The ultrasound elasticity measurement device further includes a vibration controller, a transmission/receiving controller and a data processor. When simultaneously performing the strain detection and the vibration elasticity detection, the vibration controller generates a vibration control sequence and transmits the same to the vibrator. The ultrasound probe vibrates when driven by the vibrator, and transmits ultrasound waves to the biological tissue and receives the ultrasound echoes, so as to obtain the ultrasound echo data for strain detection and the ultrasound echo data for vibration elasticity detection.

Abstract: A method for measuring parameters in an ultrasonic image, comprising: acquiring an ultrasonic image, the image comprising a target tissue; an ultrasound probe obtaining an ultrasonic image by means of receiving an ultrasound signal from the target tissue; displaying the ultrasonic image; obtaining a measurement instruction on the basis of the ultrasonic image; calculating a related measurement item of the target tissue according to the measurement instruction and obtaining a calculation result; and outputting the calculation result. Further provided is a system for measuring parameters in an ultrasonic image. The method and system solve the problem wherein ultrasonic image measurement operations are inconvenient.

Abstract: A sample feeding apparatus, a sample analyzing device, and a control method for a sample feeding apparatus are disclosed. At least two of a feeding unit, a temporary storage unit, and a recovery unit together form a vertical stack structure, and a dispatching manipulator transfers a sample vessel among the feeding unit, the temporary storage unit, the recovery unit, and a sample aspiration region. The space in a vertical direction can be reasonably utilized, superposition is performed in space to simplify the dispatching process, and the occupation of a horizontal space is reduced. As a result, the floor space is reduced, and the apparatus is further miniaturized.

Abstract: Disclosed are a method for measuring the level of muscle relaxation, a device thereof and an apparatus for measuring muscle relaxation, and the method respectively obtains the sampled values of the acceleration and angular velocity of the measurement site via an acceleration sensor and an angular velocity sensor or a speed sensor and an angular velocity sensor, in order to calculate the degree of muscle relaxation according to the sampled values of the acceleration and angular velocity. As the calculated results combine the sampled values of the acceleration and angular velocity of the measurement site, the accuracy of the calculated results is higher. Moreover, the measurement combines an acceleration sensor and an angular velocity sensor or a speed sensor and an angular velocity sensor, so that the apparatus for measuring muscle relaxation can be placed in any position of the measurement site without influencing the accuracy of the measured results.

Abstract: An optical detection system, a blood cell analyzer and a platelet detection method are provided. The optical detection system includes: an optical subsystem, a flow chamber and a first detector; the optical subsystem includes a laser, a front optical assembly including an optical isolator, and a rear optical assembly including a blocking diaphragm. The laser is configured to emit a laser beam; the front optical assembly is configured to perform front optical treatment; the rear optical assembly is disposed downstream of the flow chamber in the propagation direction of the laser beam, and is configured to perform rear optical treatment on the scattered light and the laser beam converged at the blocking diaphragm; and the optical isolator is configured to isolate reflected light that is generated when the laser beam passes through the flow chamber.

Abstract: Ultrasound imaging methods and ultrasound imaging devices are provided, in which an inter-frame processing may be performed on elasticity echo data or the elasticity images to obtain new elasticity images, thereby improving the display frame rate of the elasticity images. The elasticity echo data comprises an ultrasound echo of an ultrasound wave returned from an object, and the elasticity images comprises at least two frames and obtained according to the elasticity echo data.