The ultrasonic imaging apparatus obtains a first shear wave elasticity result and a first strain elasticity result for the external region of a lesion in the target tissue of an object under examination, and a second strain elasticity result for the internal region of the lesion, and determines a quantitative elasticity result for the internal region of the lesion according to the first shear wave elasticity result, the first strain elasticity result, and the second strain elasticity result. Since the shear wave elasticity result and the strain elasticity result for the external region of the lesion and the strain elasticity result for the internal region of the lesion are accurate, the quantitative elasticity result for the internal region of the lesion calculated from the above results is more accurate than the result obtained by directly measuring the shear wave elasticity of the internal region of the lesion.
The present application discloses a method for generating a 3D ultrasound model, an apparatus therefor, and an ultrasound imaging system. The method includes: obtaining a 2D ultrasound image; obtaining a first target contour corresponding to the structural features of the target portion in the 2D ultrasound image, and determining multiple first deformation reference points on the first target contour; obtaining a base 3D model, and determining a base model section in the base 3D model; obtaining a second target contour corresponding to the structural features of the target portion in the base model section, and determining at least two first deformation control points on the second target contour; determining first model deformation information according to the first deformation reference points and the first deformation control points; and deforming the base 3D model according at least to the first model deformation information to obtain a target 3D model.
A blood culture detection system and a detection method therefor. A controller acquires and processes a detection signal of a blood sample to obtain first information, while acquires second information related to metabolism of blood cells in a culture substrate, and obtains third information related to growth of micro-organisms based on the first information and the second information. On one hand, the first information is judged by using a first preset condition, to detect normal-growing micro-organisms. On the other hand, the third information obtained based on the first information and the second information is judged by using a second preset condition, to judge whether there are slow-growing micro-organisms in the sample.
C12Q 1/04 - Determining presence or kind of microorganismUse of selective media for testing antibiotics or bacteriocidesCompositions containing a chemical indicator therefor
G16H 10/40 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for data related to laboratory analysis, e.g. patient specimen analysis
4.
ULTRASONIC IMAGING METHOD IN COMBINATION WITH PHYSIOLOGICAL SIGNAL AND ELECTRONIC DEVICE
An ultrasonic imaging method (200) in combination with a physiological signal and an electronic device. The method comprises: obtaining an ultrasonic image of a tested subject acquired by an ultrasonic imaging system (100) in a first time (S210); obtaining a physiological signal of the tested subject acquired by a first monitoring device in a second time, the first time at least partially overlapping the second time (S220); performing timing alignment on the ultrasonic image and the physiological signal (S230); and displaying, on the same display interface, the ultrasonic image and the physiological signal which are subjected to timing alignment (S240). The ultrasonic image and other physiological signals are performed timing alignment, and then are displayed on the same display interface for comprehensively analyzing the ultrasonic image and the physiological signals.
Provided are a method for preparing reticulocyte simulating particles and platelet simulating particles, and a reference control. The method for preparing the reticulocyte simulating particles comprises: staining mammalian anucleated red blood cells having a volume of 60-120 fL with a protein fluorescent dye activated by N-hydroxysuccinimide, and fixing the anucleated red blood cells to prepare the reticulocyte simulating particles. The platelet simulating particles are prepared from mammalian anucleated red blood cells having a volume of 2-25 fL, and the steps of preparing the platelet simulating particles are the same as that for the reticulocyte simulating particles. The preparation method comprises: using an protein fluorescent dye activated by N-hydroxysuccinimide to stain mammalian anucleated red blood cells having different volumes, so as to respectively obtain reticulocyte simulating particles and platelet simulating particles.
Disclosed are 3D/4D contrast-enhanced ultrasound imaging (CEUS) apparatus, 3D/4D CEUS imaging methods and media. The method includes: receiving an input for selecting a 3D/4D contrast-enhanced imaging mode; receiving an input for setting an imaging velocity including a first imaging velocity and a higher second imaging velocity; controlling the apparatus with an imaging parameter associated with the selected imaging mode and the set imaging velocity to achieve imaging with the selected imaging mode in the set imaging velocity, wherein an association between the imaging parameter and the imaging velocity allows that an amount of data required to generate images per volume using the first imaging velocity is greater than that using the second imaging velocity.
BeiJing Shen Mindray Medical Electronics Technology Research Institute Co., Ltd. (China)
Inventor
Sang, Yuchao
Yang, Fang
Sang, Maodong
Zhu, Lei
Abstract
Disclosed are a photoacoustic imaging method and system. The method comprises: transmitting ultrasound to target tissue and receiving echoes to obtain an ultrasound echo signal; generating an ultrasound image from the echo signal; transmitting first and second laser pulses (each having a corresponding wavelength) to the tissue and receiving corresponding first and second photoacoustic signals; obtaining a blood oxygen saturation (SaO2) signal based on the first and second photoacoustic signals to generate a SaO2 image; determining a target region and a reference region in the SaO2 image; obtaining a first confidence level of the SaO2 signal in the target region; and displaying the SaO2 image, the ultrasound image and the first confidence level on a display interface. The present disclosure can improve the reliability and effectiveness of displayed SaO2 results.
A novel immunoassay format design for determining a total antibody, and a kit accordingly provided for detecting antibodies of a pathogen or pathogens of infectious diseases within a human blood sample are provided. The kit includes: a first reagent containing at least one antigen coated on a solid phase support and an anti-human IgM antibody coated on a solid phase support; and a second reagent containing at least one labelled antigen and a labelled anti-human IgG antibody. At least one antigen of the at least one antigen coated on a solid phase support and at least one antigen of the at least one labelled antigen can bind to the same IgG antibody or the same IgM antibody in the sample. In addition, also provided is a new method for detecting an antibody produced after the infection of a pathogen or pathogens in a sample.
A method comprising: acquiring a predetermined policy, the predetermined policy being a policy of a wireless connection between a wireless probe and a host device; according to the predetermined policy, controlling the wireless probe to selectively connect to one host device from at least two host devices, each of the at least two host devices at least having a component for wirelessly connecting to the wireless probe; controlling the wireless probe to transmit ultrasonic waves to a target object and receive echoes based on the ultrasonic waves to obtain ultrasonic echo signals; and controlling the wireless probe or the host device connected to the wireless probe to process the ultrasonic echo signals to obtain target ultrasonic data of the target object, and displaying the target ultrasonic data by the host device connected to the wireless probe.
Disclosed are an ultrasound imaging apparatus and a ultrasound imaging method. The apparatus comprises: an ultrasound probe comprising a plurality of transducer elements; and a processor configured for: identifying the type and/or depth of an examination site, configuring the ultrasound probe into a first examination mode or a second examination mode based on the identified type and/or depth of the examination site, and generating an ultrasound image of the examination site based on the echo signals received by the ultrasound probe under the first examination mode or the second examination mode. This mode-specific optimization framework allows the first examination mode to suppress near-field grating/side lobe artifacts, while the second examination mode provides improved penetration performance, collectively enhancing image resolution.
A medical device, comprising a housing, a combined modular structure which is formed by connecting a board card and an interface panel to a main bracket; a first opening arranged on the housing for the insertion of the combined modular structure; a first locking structure for locking and fixing the combined modular structure to the housing; a screen assembly; a second opening arranged on the housing for mounting the screen assembly, and a second locking structure for locking and fixing the screen assembly to the housing. The integral arrangement of a functional module of a medical device helps to improve the assembly precision between various components, and ensure the reliability of the connection between components. The present disclosure facilitates the assembly of board card and other components, as well as module configuration and modular testing while also having good seismic performance.
An X-ray imaging system and an imaging method thereof. A bed platform supports an object under examination in a supine posture along a first direction and has first and second sides along the first direction; an X-ray head is capable of being positioned at the first side via a first support assembly, and a detector is capable of being positioned at the second side via a second support assembly, such that the X-ray and detector face a lateral view of the object to obtain a lateral X-ray image; in response to an exposure instruction for a first body part to be stitched, the X-ray head and detector are controlled to cooperatively image the first body part to obtain at least two lateral X-ray images stitched to obtain a radiograph. This enables imaging and stitching of the lateral view of the object laid supine.
Disclosed are a method for presenting cardiac myocardial strain and an ultrasound imaging apparatus, comprising: acquiring image data of myocardial segments of both left and right ventricles, and processing this data to obtain motion parameters of both left and right ventricular myocardial segments. A composite bull's-eye plot containing left and right ventricular bull's-eye subplots is displayed, wherein the left ventricular bull's-eye subplot comprises multiple left ventricular myocardial regions corresponding to the left ventricular myocardial segments and presenting motion parameters of the left ventricular myocardial segment; and the right ventricular bull's-eye subplot comprises a right ventricular myocardial region corresponding to the right ventricular myocardial segments that exclude some/all shared segments with the left ventricle and presenting motion parameters of the right ventricular myocardial segment. This configuration enables users to observe motion parameters of both ventricular myocardial segments, thereby providing comprehensive understanding of cardiac myocardial strain while enhancing clinical efficiency for doctors.
Provided in the embodiments are a monitoring device and a medical device. The monitoring device includes a main control board, a device body, a screen assembly and a connection assembly, wherein the device body includes a device housing; the screen assembly includes a mounting housing and a screen arranged at the mounting housing; the screen assembly is in movable connection with the device body through the connection assembly, so as to enable the screen assembly to be tilted from a first position to a second position relative to the device body; wherein when the screen assembly is tilted from the first position to the second position, at least a portion of the screen assembly gradually moves away from or close to the device body.
Disclosed are an ultrasound imaging device and a Doppler ultrasound imaging method thereof, including: performing ultrasound scanning by alternately scanning between a complete B-mode ultrasound image and a complete C-mode ultrasound image during multimodal ultrasound imaging. In this way, when scanning the C-mode ultrasound image, although multiple samplings of a region of interest are still acquired, B-mode ultrasound image scanning is not interleaved between samplings. This reduces the sampling period, thereby increasing the velocity scale. During C-mode scanning, non-focused ultrasound waves are transmitted, which cover a larger scanning area in a single transmission. This further reduces the sampling period and enhances the velocity scale.
Disclosed are a method for generating a graphical representation of lesion of a target body part, an apparatus, and a computer-readable storage medium, which can generate and display the graphical representation of lesion of the target body part, establishing a new communication tool between users (e.g., sonographers, clinicians) and patients.
Disclosed are an ultrasound device and an ultrasound imaging method, including: controlling an ultrasound probe to perform transmission of ultrasound waves and reception of ultrasound echoes to obtain ultrasound echo signals that are used to generate an ultrasound image, wherein the ultrasound probe is guided into a patient's cavity body and in a contact state with a biological tissue that forms the cavity body; and after a first function key is triggered, at least controlling execution of a disengagement function. With the introduction of a first function key, the operation of moving away the ultrasound probe with a single keystroke can be completed by an operator, transitioning the ultrasound probe from a contact state to a non-contact state with the tissue.
Disclosed are ultrasound imaging devices and methods for presenting lesion distribution, which may include: acquiring a target tissue diagram of a target section of a target tissue; displaying the target tissue diagram as the background of a lesion distribution diagram on a display interface to provide a reference for a user to edit a lesion diagram in the lesion distribution diagram; in response to a user editing operation, determining a morphological parameter comprising at least one of appearance, dimension, orientation, and relative position to the target tissue diagram; and displaying the lesion diagram on a corresponding region of the target tissue diagram according to the morphological parameter.
Disclosed are an ultrasonic probe and an ultrasonic device. At least a portion of the surface on the swing trajectory of the transducer that faces the coupling fluid compensating member is a first profiled surface, the coupling fluid compensating member has at least a first profiling surface facing the first profiled surface. The shape of the first profiling surface is designed based on the shape of the first profiled surface to ensure that the two surfaces are of the same shape. The coupling fluid compensating member can thus be as close as possible to the swing trajectory of the transducer without affecting the swing of the transducer. This can reduce the size of the coupling fluid cavity, and consequently the volume of the coupling fluid, thereby lightening the weight of the ultrasonic probe.
A sample processing unit includes a sample loading component, a transfer component and an output component. The sample loading component includes first and second feed bins, a feeding mechanism and a flow limiting mechanism, the first feed bin forms a storage space storing sample containers received by the second feed bin and flowing from the second feed bin into the first feed bin, the feeding mechanism is connected to the first feed bin and transports the sample containers in the storage space to the transfer component one by one. When the sample containers flow from the second feed bin into the first feed bin, the flow limiting mechanism is configured to limit quantity of sample containers flowing into the storage space, and the storage space is capable of storing multiple sample containers.
G01N 35/02 - Automatic analysis not limited to methods or materials provided for in any single one of groups Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
G01N 35/00 - Automatic analysis not limited to methods or materials provided for in any single one of groups Handling materials therefor
Discloses are a CEUS imaging method and an ultrasound imaging apparatus. The method includes: controlling an ultrasound probe to transmit multiple ultrasound pulse combinations to a target object injected with a contrast agent and receive ultrasound echo signals, wherein each combination comprises multiple consecutive single pulses and one pulse sequence, the single pulses are of the same amplitude, and the pulse sequence comprises at least two pulses with different amplitudes; acquiring first echo signals corresponding to the pulse sequence from the ultrasound echo signals, generating and real-time displaying a contrast microbubble image based on the first echo signals; acquiring second echo signals corresponding to the single pulses from the ultrasound echo signals, and generating and displaying a SR-CEUS image based on the second echo signals. This method enables ultra-high frame rate data acquisition to reduce super-resolution imaging data collection time, while concurrently realizing real-time visualization of microbubble dynamics.
A ventilation device and a ventilation regulation and control method are disclosed. The ventilation device includes a ventilation apparatus, a ventilation pipeline, a sensor assembly which includes a pressure sensor and a flow amount sensor, and a processor. The processor is configured to obtain a monitoring pressure acquired by the pressure sensor and/or the airway flow rate acquired by the flow amount sensor during mechanical ventilation of patient; determine a parameter value of a respiratory drive parameter according to the monitoring pressure and/or the airway flow rate; perform a statistical analysis on the parameter value of the respiratory drive parameter to obtain a first target value; compare the first target value with a preset first range; and adjust and/or prompt to adjust a parameter value of a ventilation support parameter, according to a comparison result, thus reducing lung injury or diaphragm fatigue and achieving a better ventilation effect.
An ultrasound imaging system is disclosed that performs enhanced B-mode imaging through a pulse inversion (PI) process. A controller transmits a PI sequence including a positive and a negative ultrasound pulse into biological tissue. A signal processing circuit receives echo signals resulting from this PI sequence and extracts three distinct signals: a direct current harmonic (DCH) signal, a fundamental signal at the transmitted frequency, and a second harmonic signal. Weights are assigned to these signals to create weighted signals spanning different nonlinear frequency bands. A final image is then generated from these weighted signals, improving image penetration, resolution, and clutter reduction compared to standard methods.
An ultrasonic imaging method includes: controlling an ultrasonic probe to transmit first and second ultrasonic waves to first and second regions of the same tissue imaging plane, respectively and to receive echo signals of the first and second ultrasonic waves; generating a first ultrasonic image and a second ultrasonic image based on the echo signals of the first and second ultrasonic waves, respectively; and displaying the two images on first and second display regions of a display interface, respectively; wherein the first and second ultrasonic images are of the same image mode, and the image display characteristic of the second ultrasonic image is higher than the corresponding one of the first ultrasonic image. The contrast between the two real-time ultrasonic images is thereby enhanced as disclosed herein.
The present disclosure provides an antibody specifically targeting cardiac troponin I. The present disclosure further provides antibody pairs and kits comprising the antibodies. The present disclosure further provides uses of these antibodies to detect levels of cardiac troponin I, and to diagnose myocardial injury.
Provided is a sample analysis system. The sample analysis system includes a first analysis module, a second analysis module and a cascade dispatching mechanism. The cascade dispatching mechanism is configured to dispatch at least a portion of first sample vessels provided by a first sample feeding mechanism to the second analysis module, so as for a second test component to test at least a portion of a first sample in each of the first sample vessels dispatched by the cascade dispatching mechanism, to obtain a second test result; and/or, to dispatch at least a portion of second sample vessels provided by a second sample feeding mechanism to the first analysis module, so as for a first test component to test at least a portion of a second sample in each of the second sample vessels dispatched by the cascade dispatching mechanism, to obtain a first test result.
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
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.
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.
A hand pose recognition method is performed by a computer device, including: acquiring a current frame of a multi-lens video of a target object; performing hand detection on a first view of the current frame to obtain a first lens detection result; performing hand estimation on a second view of the current frame to obtain a second lens estimation result; removing, from the hand detection boxes in the first view and the hand estimation boxes in the second view, redundant boxes corresponding to redundant hands, and then performing hand joint point recognition on remaining boxes to obtain two-dimensional joint points; converting the two-dimensional joint points into three-dimensional joint points in a three-dimensional hand coordinate system; and converting the three-dimensional joint points in the three-dimensional hand coordinate system into three-dimensional joint points of the current frame in a world coordinate system according to pose estimation parameters corresponding to the current frame.
A fully automated chemiluminescence immunoassay analyzer, including a sample and reagent receiving device for receiving a sample and a reagent, a dispensing device for aspirating and discharging the sample and the reagent, a mixing device for mixing the sample and the reagent in a reaction vessel, an incubation and luminescence detection device for incubation and luminescence detection, a magnetic separation cleaning device for separation cleaning an analyte and impurities in the reaction vessel, a reaction vessel grasping device for transferring the reaction vessel, and a liquid path device.
C12M 1/12 - Apparatus for enzymology or microbiology with sterilisation, filtration, or dialysis means
G01N 35/02 - Automatic analysis not limited to methods or materials provided for in any single one of groups Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
The present disclosure provides an ultrasonic imaging method. The method comprises the following steps: obtaining a three-dimensional data to be rendered of an ovary and multiple follicles wrapped in the ovary of an examined object; detecting an ovary region corresponding to the ovary and multiple follicle regions corresponding to the multiple follicles in the three-dimensional data; determining transparency coefficients of different portions of the ovary region according to results of the detection; and rendering the three-dimensional data according to the determined transparency coefficients to obtain a rendered image of the ovary region and the multiple follicle regions. In the rendered image, different portions of the ovarian region exhibit different transparencies.
The application provides a blood analyzer. The blood analyzer includes a specimen aspiration device, a sample preparation device, an optical detector and a processor. The specimen aspiration device is configured to aspirate a blood specimen to be tested. The sample preparation device is configured to prepare a sample, and includes a reaction cell configured to mix the blood specimen to be tested with a reagent including a hemolytic agent and a fluorescent dye. The optical detector is configured to detect the sample to obtain scattered light information and fluorescence information. The processor is configured to obtain, based on the scattered light information and/or the FL information, information characterizing acute promyelocytic leukemia or abnormal promyeloyte information.
G01N 15/14 - Optical investigation techniques, e.g. flow cytometry
G01N 15/01 - Investigating characteristics of particlesInvestigating permeability, pore-volume or surface-area of porous materials specially adapted for biological cells, e.g. blood cells
Disclosed are ultrasonic contrast imaging methods and apparatus. Under a variable frame rate imaging mode, when a contrast agent is injected to a target object, the apparatus obtains ultrasonic data with a first imaging frame rate according to corresponding imaging parameters; when a predefined condition is met after the injection, it obtains ultrasonic data with another imaging frame rate other than the first imaging frame rate according to preconfigured imaging parameters associated with the predefined condition; and generates a contrast image having at least these two imaging frame rates based on the aforementioned two kinds of obtained ultrasonic data. Accordingly, contrast images can be generated by using different imaging frame rates during ultrasonic contrast imaging process, meeting lesion-observation requirements under different contrast phases.
Disclosed is an ultrasonic imaging apparatus featuring two imaging modes, under the first imaging mode: the transmission control circuit controls transducer elements with first center frequency to operate as transmitting elements to emit ultrasonic waves to a first region; and under the second imaging mode: the transmission control circuit controls both the transducer elements with first center frequency and the transducer elements with second center frequency to jointly operate as transmitting elements to transmit ultrasonic waves to a second region.
Disclosed is an ultrasonic imaging system including an ultrasonic probe, a host control platform and a terminal device. The host control platform includes a programmable logic device, a controller and a second communication interface. The programmable logic device includes a scan control circuit, the controller is deployed with a communication protocol stack. The scan control circuit is configured to control the ultrasonic probe to emit and receive ultrasonic waves. The communication protocol stack is configured to implement the package and transmission of data.
A portable monitoring device, including a housing, a physiological parameter acquiring circuit, a signal transmitting circuit, and a signal receiving circuit, is provided. The physiological parameter acquiring circuit is configured to acquire physiological sign parameters of a monitoring object; the signal transmitting circuit is configured to determine a transmitting frequency of a communication signal according to the current communication state, and transmit the physiological sign parameters to a wireless access point by means of the communication signal of the transmitting frequency; the signal receiving circuit is configured to receive the communication signal transmitted by the wireless access point, and perform filter processing on the communication signal of the current communication channel to suppress interference signals from other communication signals.
Disclosed are a main unit of ventilation device, a ventilation device, and a medical device, including a housing, a gas path assembly and a pressure monitoring assembly. The housing is provided with an inner cavity and an outer side of the housing is recessed inward to form an accommodating cavity. The gas path assembly includes an oxygen control assembly and an output interface. The oxygen control assembly is connected with an oxygen supply apparatus, the output interface is connected with an inspiratory branch. the accommodation cavity is configured to removably accommodate at least one portable medical device. The portable medical device includes an interface side which is provided with a cable interface, wherein when the portable medical device is accommodated inside the accommodation cavity, the output interface and the cable interface are located on different sides of the housing, so as to expand its function and broaden a use scope.
A display method for a medical device, a medical system and a medical device are disclosed. The method includes acquiring medical data of a medical object related to one or more physiological parameters of the medical object; acquiring data for a control parameter of a treatment device for providing treatment for the medical object, wherein the treatment device provides the treatment for the medical object based on the control parameter, so as to affect the medical data; determining a grouping of the physiological parameter(s) and the control parameter, wherein each group includes at least one physiological parameter and at least one control parameter which is capable of affecting said physiological parameter, and associatively displaying the medical data which is related to the physiological parameter(s) and an operation interface for adjusting the control parameter, which parameters are in a same group. Such that working efficiency of medical staff is improved.
A61M 16/01 - Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators Tracheal tubes specially adapted for anaesthetising
A61M 16/00 - Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators Tracheal tubes
40.
CHEMILUMINESCENT SUBSTRATE SOLUTION AND CHEMILUMINESCENCE DETECTION METHOD
The present disclosure relates to a chemiluminescent substrate solution and a chemiluminescence detection method. The chemiluminescent substrate solution includes a chemiluminescent substrate, a fluorescein, and a water-soluble polymeric quaternary ammonium salt, wherein the chemiluminescent substrate is selected from chlorinated dioxetane compounds with a spiroadamantane substituent. The chemiluminescent substrate solution has a wider linear detection range.
A system and method for processing vital information are provided. The system includes a memory, a processor, and a display. The processor performs following operations: acquiring patient data of a patient; analyzing the patient data to obtain multiple analysis results, wherein the multiple analysis results at least include a first trend of change for first information and a second trend of change for second information extracted from the patient data; determining whether the first trend of change and the second trend of change satisfy a preset condition; determining a patient state of a patient related to the preset condition when the preset condition is satisfied; and displaying indication information which indicates a patient state, the first trend of change and the second trend of change. A correlation between various trend of changes of patient data is taken into consideration in determination of the patient state, which improves the determination accuracy.
G16H 50/30 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for calculating health indicesICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for individual health risk assessment
G16H 10/60 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records
42.
ULTRASOUND IMAGE ACQUISITION METHOD, SYSTEM AND COMPUTER STORAGE MEDIUM
An ultrasound image acquisition method, comprising: based on a first collection instruction, determining a working mode of an ultrasound image acquisition system as a mode for collecting a stereoscopic spatial image; in the mode, transmitting a first ultrasound wave to the interior of an object to be detected; obtaining a first ultrasound echo signal based on the first ultrasound wave returned from the interior, and combining the beams thereof to obtain first basic ultrasound wave images; based on the first basic ultrasound images, acquiring a first reference direction and the contour of a reference sub-object to be detected; based on the first reference direction and the contour of the reference sub-object, acquiring first spatial position information of the interior of the object; based on the first spatial position information and the interior of the object, generating and displaying a first stereoscopic ultrasound image and/or a first planar ultrasound image.
A system and method for system for processing vital information are disclosed. The system includes a memory, a processor, and a display. The processor is configured to execute following operations: obtaining patient data of a patient; analysing the patient data to determine a patient state of the patient; analysing the patient data to determine one or more target rules which are satisfied by the patient data; and controlling to display information which indicates the patient state, and at least a portion of the one or more target rules. The system provides explanatory description while outputting the patient state, which improves the credibility of the patient state, and helps medical staff to perform better diagnosis or treatment.
G16H 50/30 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for calculating health indicesICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for individual health risk assessment
44.
ULTRASONIC TRANSMITTING CIRCUIT, ULTRASONIC IMAGING APPARATUS, AND METHOD FOR GENERATING EXCITATION SIGNAL
The embodiments of the present disclosure provide ultrasonic transmitting circuits and ultrasonic imaging apparatuses. The ultrasonic transmitting circuit may include a transformer, a first input circuit and a second input circuit. The first input circuit is connected to the first end of the primary winding of the transformer. The second input circuit is connected to the second end of the primary winding of the transformer. The first end of the secondary winding of the transformer is connected to the output end of the ultrasonic transmitting circuit. The transformer outputs an excitation signal at the first end of its secondary winding according to the signals inputted by the first input circuit and the second input circuit at the primary winding.
H03K 17/687 - Electronic switching or gating, i.e. not by contact-making and -breaking characterised by the use of specified components by the use, as active elements, of semiconductor devices the devices being field-effect transistors
45.
SAMPLE IMAGE ANALYZER, SAMPLE IMAGE ANALYZING METHOD, AND CONTROL METHOD FOR OBJECT STAGE OF SAMPLE IMAGE ANALYZER
A sample image analyzer includes: an object stage for supporting a sample carrier; an imaging device for capturing an image of an object in a sample on the sample carrier; a driving device for driving the object stage and the imaging device to move relative to each other; and a control device configured to control the driving device to deliver the sample carrier to a position below the imaging device, control the driving device to drive the object stage and the imaging device to move horizontally relative to each other, and to move vertically relative to each other, control the imaging device to capture, at least during the relative vertical movement, images of the object at different horizontal positions and at different vertical positions, and fuse the images of the object to obtain a target image of the object.
A radiographic imaging method includes: obtaining a posture image of an object under examination located at a shooting position between a radiation source and a detector; obtaining items concerning posture from an image based on the posture image, the items concerning posture including a region of interest of the object under examination, an imaging plane region of the detector and a radiation field region of the radiation source on the object under examination; obtaining range information and/or position information about the region of interest, the imaging plane region and the radiation field region based on the items concerning posture; and performing posture quality control using the range information and/or the position information.
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. The data processor may generate the ultrasound image according to the processed first ultrasound echo signal, calculate the quantitative parameter according to the processed second ultrasound echo signal, and output the ultrasound image and the quantitative parameter.
A particle detection device includes a light source, a front light assembly, a main lens barrel, a flow chamber assembly, and a rear light assembly. The front light assembly includes a single front light lens barrel, the single front light lens barrel includes a front light channel, and the main lens barrel has a main channel. The cross section of the main channel is circular, and the single front light lens barrel is at least partially located in the main channel so as to be nested in and connected to the main lens barrel; or the cross section of the front light channel is circular, and the main lens barrel is partially located in the front light channel so as to be nested in and connected to the single front light lens barrel. The front light lens barrel is nested in and connected to the main lens barrel.
XI'AN SHEN MINDRAY MEDICAL ELECTRONICS TECHNOLOGY RESEARCH INSTITUTE CO., LTD. (China)
Inventor
Wu, Xuelei
Cheng, Jian
Zhao, Kun
Hao, Kexin
Liu, Shuaijun
Abstract
A patient monitoring device and method. The device comprises: a signal acquirer (10), used for acquiring a physiological parameter signal of at least one physiological parameter of a patient; a processor (20), used for generating a first alarm when the physiological parameter signal of the at least one physiological parameter satisfies a first alarm rule; and a display (30), used for displaying first alarm information in a first alarm area in a first presentation manner, wherein the first alarm information is used for representing the first alarm; and the display (30) is further used for displaying the first alarm information in a second presentation manner when the physiological parameter signal of the at least one physiological parameter simultaneously satisfies the first alarm rule and a second alarm rule, wherein the second alarm rule is different from the first alarm rule, and the second presentation manner is an upgrade based on the first presentation manner, so as to remind a medical staff about the increase of pathological risk of the patient to intervene in time.
Provided are a monitoring system, a wireless access point, a data server and a data interaction method therefor. The monitoring system includes a plurality of monitoring devices, a plurality of wireless access points and a data server. Each wireless access point receives monitoring data transmitted by at least one monitoring device, encapsulates the monitoring data to obtain a first protocol packet, acquires an operation state of the wireless access point itself, generates management data according to the operation state, encapsulates the management data to obtain a second protocol packet, and transmits the first protocol packet and the second protocol packet to the data server. The data server decapsulates the first protocol packet to obtain the monitoring data, and decapsulates the second protocol packet to obtain the management data. A number of devices and a required space for the monitoring system are reduced. The monitoring system is maintained more easily.
Embodiments of the present disclosure provide a contrast enhanced ultrasound imaging method and an ultrasound imaging device. The method may include: determining a target imaging mode from preset imaging modes in response to the first instruction, where the preset imaging modes comprise a first imaging mode and a second imaging mode which have different frame rate; transmitting ultrasound waves to a target object and receiving ultrasound echoes returned from the target object according to the determined target imaging mode to obtain ultrasound echo signals; and generating a contrast enhanced image according to the ultrasound echo signals. An ultrasound imaging device is also provided.
A device for analyzing cell morphology and a method for identifying cells are provided. A digital camera photographs a cell image of a blood sample under a low-magnification objective lens. A processor identifies and positions suspected cells of preset type in the cell image to obtain an identification result. Based on the identification result and a target number, the processor determines a number of suspected cells of preset type to be identified and positioned under the low-magnification objective lens. The digital camera further photographs, under a high-magnification objective lens, the suspected cells of preset type identified and positioned, and then the processor identifies whether the suspected cells of preset type photographed are cells of preset type, to count the number of cells of preset type photographed under the high-magnification objective lens and obtain a statistical value. If the statistical value≥the target number, photographing is stopped.
G06V 20/69 - Microscopic objects, e.g. biological cells or cellular parts
G01N 15/01 - Investigating characteristics of particlesInvestigating permeability, pore-volume or surface-area of porous materials specially adapted for biological cells, e.g. blood cells
G01N 15/14 - Optical investigation techniques, e.g. flow cytometry
G06T 7/73 - Determining position or orientation of objects or cameras using feature-based methods
53.
TARGET CELL STATISTICAL METHOD, APPARATUS, AND SYSTEM
A target cell statistical method, apparatus and system are provided. A cell image of a blood specimen is acquired by a cell image analysis apparatus. The blood specimen is derived from a blood sample to be tested. A number of target cells and a number of reference cells in the cell image are automatically identified by the cell image analysis apparatus. A number of reference cells in the blood sample to be tested is acquired by the cell image analysis apparatus, and a number of target cells in the blood sample to be tested is calculated by the cell image analysis apparatus, based on the number of target cells and the number of reference cells in the cell image and the number of reference cells in the blood sample to be tested.
G01N 33/49 - Physical analysis of biological material of liquid biological material blood
G01N 15/01 - Investigating characteristics of particlesInvestigating permeability, pore-volume or surface-area of porous materials specially adapted for biological cells, e.g. blood cells
G01N 15/14 - Optical investigation techniques, e.g. flow cytometry
A patient state monitoring system and method, applied to a patient state monitoring system comprising a monitoring device and a monitoring module communicationally connected to the monitoring device, the monitoring module being worn on the patient's body, the patient state monitoring system also comprising a processor. The method includes: a processor obtains parameters, and sets the operating mode of a monitoring module according to the obtained parameters, wherein the operating mode of the monitoring module includes a continuous monitoring module and an intermittent monitoring mode. By use of the patient state monitoring system and method, during the monitoring of a patient, strict monitoring of the user's physical condition can be satisfied and the processing of redundant data can be reduced, thereby improving monitoring efficiency and quality.
G16H 40/67 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for remote operation
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
A61B 5/0205 - Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
A61B 5/021 - Measuring pressure in heart or blood vessels
A61B 5/08 - Measuring devices for evaluating the respiratory organs
A61B 5/11 - Measuring movement of the entire body or parts thereof, e.g. head or hand tremor or mobility of a limb
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value
A61B 5/318 - Heart-related electrical modalities, e.g. electrocardiography [ECG]
G16H 10/65 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records stored on portable record carriers, e.g. on smartcards, RFID tags or CD
G16H 40/20 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the management or administration of healthcare resources or facilities, e.g. managing hospital staff or surgery rooms
G16H 40/40 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the management of medical equipment or devices, e.g. scheduling maintenance or upgrades
G16H 50/30 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for calculating health indicesICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for individual health risk assessment
55.
BLOOD CELL ANALYZER FOR DETECTING ARCHAEOCYTE AND DETECTION METHOD
A blood analyzer comprises: a sample aspiration device aspirates a part of a sample as a first sub-sample and conveying the same to a mixing chamber; a reagent supply device provides a reagent to the mixing chamber to mix the first sub-sample with a first reagent comprising a first hemolytic agent and a second reagent comprising a fluorescently labeled antibody; a light source aligns a light beam with a detection hole of an optical flow chamber communicated with the mixing chamber; an optical detector detects a light scattering signal comprising a side scatter intensity signal of particles passing through the detection hole and a fluorescent signal comprising an antibody fluorescence intensity signal; and a processor obtains particle information in the first sub-sample based on the side scatter intensity signal and the antibody fluorescence intensity signal, the particle information in the first sub-sample comprising blast information.
Disclosed are an ultrasonic elasticity imaging method and an ultrasonic imaging apparatus. The ultrasonic imaging apparatus may determine a stress value according to a first reference value and a second reference value, determine a first quantitative elastic value for a target region according to the stress value and an elastic value measured by strain elastography corresponding to the target region, determine a second quantitative elastic value for a first region of interest according to an elastic value measured by shear wave elastography in the first region of interest and the first quantitative elastic value for the target region, and displaying the second quantitative elastic value.
The present application relates to an antibody, kit, detection method, and sample analyzer for detecting thyroid stimulating hormone. Specifically, the present application relates to a monoclonal antibody or antigen-binding antibody fragment thereof that specifically binds to thyroid stimulating hormone (TSH), wherein the antibody can recognize TSH variant R55G and does not cross-react with an α-subunit shared by human luteinizing hormone (LH), follicle stimulating hormone (FSH), human chorionic gonadotropin (hCG), and free glycoprotein hormones, and is particularly suitable for developing TSH detection kit with a functional sensitivity of ≤0.0015 μIU/ml. The present application also relates to a thyroid stimulating hormone detection kit, detection method, and sample analyzer.
This application provides an antibody or antigen-binding fragment thereof that binds to thyroglobulin, including: a heavy chain variable region having: CDR-H1 having an amino acid sequence selected from SEQ ID NOs: 1, 7, 13, 19, 25, 31, and variants thereof, CDR-1-12 having an amino acid sequence selected from SEQ ID NOs: 2, 8, 14, 20, 26, 32, and variants thereof, and CDR-H3 having an amino acid sequence selected from SEQ ID NOs: 3, 9, 15, 21, 27, 33, and variants thereof; and a light chain variable region having: CDR-L1 having an amino acid sequence selected from SEQ ID NOs: 4, 10, 16, 22, 28, 34, and variants thereof, CDR-L2 having an amino acid sequence selected from SEQ ID NOs: 5, 11, 17, 23, 29, 35, and variants thereof, and CDR-L3 having an amino acid sequence selected from SEQ ID NOs: 6, 12, 18, 24, 30, 36, and variants thereof.
An ultrasonic imaging method and device and a computer-readable storage medium are provided. The ultrasonic imaging method includes: ultrasonic waves are transmitted to a uterine region of an object to be detected; ultrasonic echoes are received based on the ultrasonic waves reflected from the uterine region of said object, and ultrasonic echo signals are acquired on the basis of the ultrasonic echoes; the ultrasonic echo signals are processed to obtain three-dimensional data of the uterine region of said object; the endometrium is identified from the three-dimensional data of the uterine region according to endometrium image characteristics of the uterine region to obtain position information of the identified endometrium; according to the position information of the identified endometrium, the cross section of the identified endometrium is imaged on the basis of the three-dimensional data to obtain an cross-sectional endometrium image; and the cross-sectional endometrium image is displayed.
A blood detection method is provided, including: treating a blood sample with a first reagent to obtain a test sample, wherein the first reagent includes a hemolytic agent for lysing red blood cells in the blood sample into fragments having light scattering characteristics significantly different from those of platelets; passing particles in the test sample through a detection area of an optical detection system one by one, to obtain optical information of the test sample; and obtaining optical information of platelets according to at least two types of the optical information of the test sample. In the method, a platelet count is obtained by lysing red blood cells in a blood sample, and white blood cell subpopulations can be also differentiated.
A medical endoscope device includes an optical component, an image sensor component, a driving apparatus, an operating member, and a detection apparatus. A trigger area of the detection apparatus reflects or transmits a detection light to form different reflected lights or different transmitted lights, and the different reflected lights or different transmitted lights generate different electrical signals, to represent a rotation angle and/or a rotation direction of the operating member, and to control the driving apparatus to adjust a distance of an optical path between the optical component and the image sensor component to achieve focusing.
A61B 1/05 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
A61B 1/06 - Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopesIlluminating arrangements therefor with illuminating arrangements
62.
ULTRASOUND IMAGING DEVICE AND METHOD FOR DETECTING PERISTALSIS OF ENDOMETRIUM
An ultrasonic imaging device and a method for detecting endometrial peristalsis. The method includes: acquiring ultrasound echo data of the endometrium, and determining on said basis the peristaltic displacement or peristaltic speed of a point in the endometrium within a preset period of time; calculating peristalsis parameters of the endometrium according to the peristaltic displacement or the peristaltic speed of the point in the endometrium within the preset period of time, the peristalsis parameters being used to describe the moving state of endometrial peristalsis; and displaying the peristalsis parameters. Peristalsis parameters are calculated automatically without relying on the subjective determination of an ultrasound doctor, which improves the accuracy and efficiency of the detection of peristalsis.
Embodiments of the present invention relate to a sample image photographing method and a corresponding sample image photographing apparatus. The method comprises: transporting a sample carrier to be tested to an imaging device; determining a focusing surface representation function of said current sample carrier according to a feature of a sample on said current sample carrier, the focusing surface representation function representing a relationship between horizontal position coordinates and a focusing parameter of each point to be photographed in a sample area of said current sample carrier: controlling a horizontal drive component of a driving device such that said current sample carrier moves continuously horizontally relative to the imaging device; and causing said current sample carrier to always satisfy the focusing surface representation function during the continuous horizontal motion, so that the imaging device continuously photographs an area of interest of said current sample carrier during the continuous horizontal motion.
Disclosed is an anesthetic evaporator, including a housing, a drug reservoir, and a cover movably connected to the housing. The drug reservoir is provided with a drug adding barrel arranged corresponding to the cover, and further includes a mechanical pressure relief assembly and a linkage mechanism. The mechanical pressure relief assembly is connected to the drug reservoir. The mechanical pressure relief assembly has a first state in which the pressure within the drug reservoir is maintained and a second state in which the pressure within the drug reservoir is released. When adding a drug, the operation action on the anesthetic evaporator drives the linkage mechanism, and the linkage mechanism drives the mechanical pressure relief assembly to switch same from the first state to the second state. The pressure of the anesthetic evaporator can be mechanically released, making it more reliable
Embodiments of the disclosure provide an ultrasound beamforming method and device. The method includes: obtaining channel data of a target tissue; and processing the channel data using at least two different ultrasound beamforming methods to obtain image data of the target tissue corresponding to the different ultrasound beamforming methods, where the at least two different ultrasound beamforming methods are different in at least one of principle, step, and parameter.
A blood detection method and a blood detection device are disclosed. When a count number of platelet in a blood sample is less than a predetermined value, a detection solution of the blood sample is prepared. A cell statistical amount of the detection solution of the blood sample is increased to obtain the platelet detection result. The cell statistics amount of the detection solution of the blood sample may be increased in an impedance detection area to perform PLT-I detection, or in an RET detection area; or performing both of RET detection and PLT-O detection simultaneously. Thus, the accuracy of platelet detection can be improved when the number of platelets in the blood sample is low.
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value
G01N 15/01 - Investigating characteristics of particlesInvestigating permeability, pore-volume or surface-area of porous materials specially adapted for biological cells, e.g. blood cells
G01N 15/14 - Optical investigation techniques, e.g. flow cytometry
G01N 15/1404 - Handling flow, e.g. hydrodynamic focusing
The present application relates to a PINP-specific antibody, kit and use thereof. Specifically, the present invention provides a PINP-specific antibody, as well as a kit containing the antibody, and use thereof in detecting the presence or level of tPINP in a sample.
The disclosure provides a sample testing method and a sample analyzer, the method including: obtaining a sample to be tested; providing a reagent, the reagent including a hemolytic agent, a first fluorescent dye and a third fluorescent dye; mixing the sample and the reagent to form a sample solution; making the sample solution flow in a flow cell in a single test, irradiating the particles by using a first light source and a second light source, and detecting scattered light signals, first fluorescence signals and third fluorescence signals; obtaining a classification result and/or a counting result of white blood cells in the sample to be tested based on the first fluorescence signals and the scattered light signals; and obtaining a counting result of nucleated red blood cells in the sample to be tested based on the third fluorescence signals and the scattered light signals.
G01N 15/01 - Investigating characteristics of particlesInvestigating permeability, pore-volume or surface-area of porous materials specially adapted for biological cells, e.g. blood cells
G01N 15/06 - Investigating concentration of particle suspensions
G01N 15/075 - Investigating concentration of particle suspensions by optical means
69.
BLOOD CELL ANALYZER, METHOD FOR INDICATING INTECTION STATUS AND USE OF INFECTION MARKER PARAMETER
The present invention relates to a blood cell analyzer, which includes a sample aspiration device used for aspirating a blood sample of a subject to be tested, a sample preparation device used for preparing a test sample, an optical detection device used for testing the test sample to obtain optical information, and a processor. The processor obtains from first optical information of a first test sample a first leukocyte parameter of a first target particle population in the first test sample; obtains from second optical information of a second test sample a second leukocyte parameter of a second target particle population in the second test sample, the first or second leukocyte parameters including a cell characteristic parameter; and on the basis of the first leukocyte parameter and the second leukocyte parameter, obtains an infection marker parameter for evaluating an infection state of the subject, and outputs the infection marker parameter.
G01N 15/14 - Optical investigation techniques, e.g. flow cytometry
G01N 15/01 - Investigating characteristics of particlesInvestigating permeability, pore-volume or surface-area of porous materials specially adapted for biological cells, e.g. blood cells
A blood cell analyzer, a method, and a use of an infection marker parameter. The blood cell analyzer includes: a sample aspiration device for aspirating a blood sample of a subject to be tested, a sample preparation device for preparing a test sample, an optical detection device for detecting the test sample to obtain optical information, and a processor. The processor obtains at least one leukocyte parameter of at least one leukocyte particle population in the test sample from the optical information, obtains an infection marker parameter on the basis of the at least one leukocyte parameter, and outputs the infection marker parameter, the infection marker parameter being used for predicting whether the subject is likely to progress to sepsis within a certain time period starting from when the blood sample to be tested is collected. Therefore, risk of sepsis can be quickly and accurately predicted in advance.
G16H 50/30 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for calculating health indicesICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for individual health risk assessment
71.
BLOOD CELL ANALYZER, METHOD FOR INDICATING INFECTION STATUS AND USE OF INFECTION MARKER PARAMETER
The present invention relates to a blood cell analyzer, a method, and a use of an infection marker parameter. The blood cell analyzer comprises a sample suction device used for aspirating a blood sample to be tested of a subject, a sample preparation device used for preparing a test sample containing a part of a blood sample to be tested, a hemolytic agent, and a staining agent for identifying nucleated red blood cells, an optical detection device used for detecting an test sample to obtain optical information, and a processor. The processor obtains from the optical information at least one leukocyte characteristic parameter of at least one target particle population in a test sample, obtains an infection marker parameter for evaluating an infection status of a subject on the basis of the at least one leukocyte characteristic parameter, and outputs the infection marker parameter.
G16H 50/20 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
A method of digital X-ray imaging includes: displaying a body part of an object under examination on a display interface; determining a to-be-examined body position of the object from the body part in response to a selection instruction, obtaining digital X-ray images being stitched to generate a radiograph of the stitching body position and to form a stitching area between adjacent digital X-ray images; determining a radiographic parameter set of the stitching body position including travel points of an X-ray source and radiographic parameters; in response to a radiographing instruction, controlling the X-ray source to move to the travel points based on the radiographic parameter set, and emitting X-rays to the stitching body position based on the radiographic parameters at the travel points to obtain the digital X-ray images; and stitching the digital X-ray images to obtain the radiograph of the stitching body position.
SHENZHEN MINDRAY BIO- MEDICAL ELECTRONICS CO, Ltd. (China)
Inventor
Zhang, Jiye
Zhang, Zanchao
Liu, Yanpeng
Abstract
A digital X-ray imaging method includes: when a to-be-exposed body part is a stitching body part, determining an exposure parameter set of the stitching body part, the exposure parameter set includes multiple travel points that the X-ray source passes along at least two directions and exposure parameters of the X-ray source at the multiple travel points, the at least two directions being capable of determining a two-dimensional surface or a three-dimensional space; based on the exposure parameter set, controlling the X-ray source to pass the multiple travel points along the at least two directions and emit X-rays to the stitching body part at each travel point passed according to corresponding exposure parameters and controlling the detector to receive X-rays penetrating the stitching body part to obtain multiple digital X-ray images, and stitching the multiple digital X-ray images to obtain a radiograph of the stitching body part.
A reagent, a method for differentiating platelets under a hemolysis condition using the reagent and a blood cell analyzer are provided. The reagent includes a first reagent as a hemolytic agent, and a second reagent which is a membrane-specific dye or a mitochondrion-specific dye. By using the reagent, the method and the blood cell analyzer, platelets can be differentiated and an alarm about reticulocytes can be provided under a hemolysis condition, and white blood cell can further be classified and counted, thereby quickly and accurately analyzing a blood sample in a single channel.
G01N 15/14 - Optical investigation techniques, e.g. flow cytometry
G01N 33/50 - Chemical analysis of biological material, e.g. blood, urineTesting involving biospecific ligand binding methodsImmunological testing
G01N 15/01 - Investigating characteristics of particlesInvestigating permeability, pore-volume or surface-area of porous materials specially adapted for biological cells, e.g. blood cells
75.
RESPIRATION MONITORING METHOD AND RESPIRATION MONITORING APPARATUS
A respiration monitoring method and a respiration monitoring apparatus are disclosed. The method includes: according to airway pressure data which are measured by the pressure sensor in a respiratory cycle and gas flow rate data which are measured by the flow sensor in said respiratory cycle, calculating an intrapulmonary pressure of an inspiratory phase of a patient and an expiratory pressure of said patient, which pressures correspond to said respiratory cycle; and determining a driving pressure of said patient, which pressure corresponds to said respiratory cycle, according to the intrapulmonary pressure of the inspiratory phase and the expiratory pressure. In this way, a driving pressure can be obtained without manual intervention, such as inspiratory and expiratory hold, and the driving pressure can also be measured in real time; and since ventilation is not interfered with, a patient-friendly effect is also achieved.
A sample analyzer, comprising a reaction assembly and a detection assembly, wherein the reaction assembly comprises a sampler and a reaction tank, the sampler is used for collecting a biological sample and injecting the biological sample into the reaction tank, a wall of the reaction tank is provided with a first through-hole used for injecting a first reagent, and a center line of the first through-hole is arranged to be misaligned with the sampler after the sampler moves into the reaction tank, the detection assembly is connected to the reaction tank and is used for drawing fluid from the reaction tank for test. The reaction assembly enables a solution to be more uniformly mixed.
An anesthesia machine, a respiratory support device, and a ventilation control method are provided. The ventilation module provides a first gas at a first ventilation frequency and a second ventilation frequency, respectively. When the ventilation module provides the first gas to a patient at the second ventilation frequency, the ventilation module can simultaneously provide the first gas to the patient at the first ventilation frequency in at least one of the multiple second inspiratory phases. As such, this disclosure provides respiratory support for a patient by superposing ventilation modes of two different frequencies, thereby improving an elimination rate of carbon dioxide, when providing the respiratory support for the patient.
Disclosed are a shear wave elasticity measurement method and a shear wave elasticity imaging system. For each pair of corresponding shear waves, an echo signal within a continuous period of time can be obtained only at a third position, so that an elasticity parameter corresponding to the target area can be obtained according to the echo signal within the continuous period of time. Not only the position required for obtaining an echo signal is few, but also the total data volume required for obtaining the echo signal is few; the calculation method is also easy, which significantly reduces the system performance requirement.
A three-dimensional ultrasonic imaging method includes transmitting an ultrasonic wave to a fetal head; receiving an ultrasonic echo, obtaining an ultrasonic echo signal, and obtaining the three-dimensional volume data of the fetal head according to the ultrasonic echo signal; according to the characteristics of a median sagittal section of the fetal head, detecting the median sagittal section in the three-dimensional volume data; and displaying the median sagittal section.
Shear wave elasticity imaging methods and ultrasound imaging devices are provided. The method may include: generating a shear wave in a target area of an object being examined; transmitting a first ultrasonic wave to the target area and receiving first echo data; determining an elasticity parameter of the target area according to the first echo data; obtaining a motion parameter of the target area; and displaying the elasticity parameter and the motion parameter.
Sample analyzers and a method for controlling the sample analyzer are provided. The sample analyzer includes a reaction device, a detection device, a processor and a display. The reaction device is configured to obtain a reaction product. Multiple types of emitting lights are emitted after the irradiation light from the detection device irradiates the reaction product. An optical signal acquisition component is configured to acquire, in each light acquiring period, optical signals corresponding to a detection wavelength and at least one wavelength other than the detection wavelength for at least one type of emitting light. The processor is configured to calculate, for the at least one type of emitting light, optical data corresponding to the detection wavelength and the at least one wavelength other than the detection wavelength in each light acquiring period. The display is configured to display the optical data in multiple light acquiring periods.
Disclosed are a method for determining a platelet concentration of a blood sample, a hematology system and a storage medium. The method for determining a platelet concentration in a blood sample includes: forming a first suspension by mixing a first aliquot of the blood sample with a diluent; forming a second suspension by mixing a second aliquot of the blood sample with a lytic agent and a fluorescent dye to lyse red blood cells and stain white blood cells; measuring DC impedance signals of the first suspension passing through an aperture; measuring light scatter signals and fluorescent signals of the second suspension passing through an optical flow cell; analyzing DC impedance signals of the first suspension to obtain a first platelet distribution; analyzing light scatter signals and fluorescent signals of the second suspension to differentiate platelets from white blood cells and to obtain a second platelet distribution; and determining platelet data, such as the platelet concentration of the blood sample using the first and second platelet distributions.
G01N 33/49 - Physical analysis of biological material of liquid biological material blood
G01N 15/06 - Investigating concentration of particle suspensions
G01N 33/487 - Physical analysis of biological material of liquid biological material
G16H 10/40 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for data related to laboratory analysis, e.g. patient specimen analysis
G16H 15/00 - ICT specially adapted for medical reports, e.g. generation or transmission thereof
G16H 40/67 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for remote operation
G01N 15/01 - Investigating characteristics of particlesInvestigating permeability, pore-volume or surface-area of porous materials specially adapted for biological cells, e.g. blood cells
G01N 15/075 - Investigating concentration of particle suspensions by optical means
83.
MEDICAL DEVICE AND METHOD FOR MEASURING POSITIVE END-EXPIRATORY PRESSURE
A medical device and a method for measuring a positive end-expiratory pressure are disclosed. The method includes acquiring an airway pressure and an air flow rate when a medical ventilation device ventilates a patient; obtaining a ventilation volume according to the air flow rate; and then obtaining, by means of calculation, a total positive end-expiratory pressure according to a preset respiratory mechanics equation, the airway pressure, the air flow rate and the ventilation volume. The disclosed method does not require any expiratory hold operation during the process of measuring a positive end-expiratory pressure, and thus a normal ventilation process is not interrupted. Accordingly, the method is suitable for use in both invasive and non-invasive ventilation.
A medical device and an information display method are disclosed. The medical device includes a memory for storing an executable program, a processor and a display. The processor is used for executing the executable program to perform following operations: acquiring patient data of a patient, which includes monitoring data of one or more vital sign parameters of the patient; analyzing the patient data according to preset rules to obtain the patient state of the patient and a comparison result of at least one vital sign parameter associated with the patient state and a preset alarm condition; and presenting in the display the patient state on a human body diagram, and via text or graphics, the comparison result of the at least one vital sign parameter associated with the patient state and the preset alarm condition.
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
G16H 10/60 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records
G16H 40/63 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for local operation
An anesthesia machine is disclosed, which includes an anesthetic delivery apparatus, a respiratory loop, a first ventilation control apparatus, and a ventilation module. The anesthetic delivery apparatus mixes a first gas with an anesthetic to obtain a second gas, and delivers the second gas to the respiratory loop. The first ventilation control apparatus controls the respiratory loop to periodically deliver the second gas to a patient, thereby providing anesthesia and respiratory support for the patient. The ventilation module performs periodic respiratory support on the patient by using the first gas. Therefore, according to the requirements of the clinical scenario, the corresponding ventilation support can be performed on the patient by using the anesthesia machine, thereby improving the application range of the anesthesia machine without using additional devices.
A wearable mobile monitoring device, a monitoring system, and a data transmission method are disclosed. The device includes a sensor, a processor, a first wireless communication unit and a second wireless communication unit. The processor is configured to obtain first monitoring data from the sensor; receive second monitoring data from a mobile monitoring unit through a first communication connection; under a first preset condition, transmit the first monitoring data and the second monitoring data to a near-end device through a second communication connection which is based on a same wireless communication technology as the first communication connection; and under a second preset condition, transmit the first monitoring data and the second monitoring data to a far-end device through a third communication connection which is based on a different wireless communication technology from the first communication connection.
G16H 10/60 - ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
H04W 76/16 - Setup of multiple wireless link connections involving different core network technologies, e.g. a packet-switched [PS] bearer in combination with a circuit-switched [CS] bearer
87.
Ultrasonic blood flow imaging method and ultrasonic imaging apparatus
An ultrasonic blood flow imaging method includes: transmitting first, second and third ultrasonic waves to a to-be-measured blood flow position of a target object at a first transmitting angle to acquire a first projection component of a blood flow velocity vector, with a first pulse repetition frequency between the first ultrasonic waves and the second ultrasonic waves and a second pulse repetition frequency between the second ultrasonic waves and the third ultrasonic waves; transmitting fourth, fifth and sixth ultrasonic waves to the to-be-measured blood flow position at a second transmitting angle to acquire a second projection component of a blood flow velocity vector, with a third pulse repetition frequency between the fourth ultrasonic waves and the fifth ultrasonic waves and a fourth pulse repetition frequency between the fifth ultrasonic waves and the sixth ultrasonic waves.
A monitoring method and a monitoring system are provided. The monitoring system includes a bedside monitor, a mobile monitoring device, and a central station. The mobile monitoring device receives patients' physiological parameter data detected by a spot measuring device and transmits the data to the central station suitable for the scenario where a nurse detects basic physiological parameters of all patients. The mobile monitoring device is paired with the bedside monitor to continuously monitor the patients, and wirelessly transmits monitoring data to the central station and/or the paired bedside monitor, suitable for patients in the critical period after surgery, patients with serious conditions in emergency observation, etc. When working in an interval monitoring mode, the mobile monitoring device performs interval monitoring on the patients, and wirelessly transmits monitoring data to the central station, suitable for patients who get out of bed for recovery after surgery, etc.
A61B 5/08 - Measuring devices for evaluating the respiratory organs
A61B 5/145 - Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value
A61B 5/364 - Detecting abnormal ECG interval, e.g. extrasystoles or ectopic heartbeats
G16H 40/63 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for local operation
G16H 50/30 - ICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for calculating health indicesICT specially adapted for medical diagnosis, medical simulation or medical data miningICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for individual health risk assessment
89.
WIRELESS MEDICAL DEVICE, CENTRAL MONITORING STATION, AND WIRELESS MEDICAL MONITORING SYSTEM AND METHOD
A wireless medical device, a central monitoring station, and a wireless medical monitoring system and method are disclosed. The system has a wireless medical device, a wireless access point, a wireless control unit and a central monitoring station, wherein the wireless medical device and the central monitoring station access a wireless network through the wireless access point and communicate with each other through the wireless network. The wireless medical device collects and processes at least one physiological parameter signal of a patient to obtain physiological data of the patient, and can also monitor network state information of the wireless access point to obtain first network state information; the wireless medical device sends the physiological data and the first network state information to the central monitoring station through the wireless network; and the central monitoring station at least displays the physiological data and stores the first network state information.
A61B 5/00 - Measuring for diagnostic purposes Identification of persons
G16H 15/00 - ICT specially adapted for medical reports, e.g. generation or transmission thereof
G16H 40/67 - ICT specially adapted for the management or administration of healthcare resources or facilitiesICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for remote operation
A medical ventilation apparatus is disclosed. The medical ventilation apparatus is used for being communicationally connected to a monitor. The medical ventilation apparatus is configured to perform respiratory therapy on a patient, and the medical ventilation apparatus includes a display device for displaying respiratory therapy parameters of the medical ventilation apparatus. The medical ventilation apparatus is further used for obtaining a control instruction input by a user, and at least controlling, based on the control instruction, the monitor to work. The medical ventilation apparatus can control the monitor to improve the operation efficiency in the process of ventilation and monitoring and reduce the workload of medical staff.
A viscoelasticity measurement method and an ultrasonic imaging system. The method comprises: generating a shear wave that propagates in a target area of a measured object (S210); emitting, to the target area, an ultrasonic wave that tacks the shear wave, and receiving an ultrasonic echo returned from the target area, so as to obtain ultrasonic echo data (S220); obtaining tissue motion information in a shear wave propagation process according to the ultrasonic echo data (S230); extracting, from the tissue motion information, tissue motion target information corresponding to shear waves of at least two different frequencies (S240); and outputting the tissue motion target information of the shear waves of the at least two different frequencies, wherein the tissue motion target information is used for reflecting a viscosity feature of the target area (S250). Therefore, a viscosity feature of a tissue is reflected by means of tissue motion target information of shear waves of at least two different frequencies.
Disclosed are a cardiogenic interference identification method for a medical ventilation device, and a medical ventilation device. The method includes acquiring a first signal and a second signal obtained by a medical ventilation device monitoring a ventilation object, the first signal including a flow velocity signal; according to the flow velocity signal and the second signal, identifying a fluctuation in the flow velocity signal; acquiring a fluctuation characteristic of the fluctuation and, on the basis of the fluctuation characteristic of the fluctuation, identifying cardiogenic interference in the fluctuation. The present method identifies cardiogenic interference on the basis of a signal collected by the medical ventilation device itself, and a physiological signal from an external device is not required. The method has a significant value for clinical.
An ESR detection device and an ESR detection method are provided, the ESR detection device including a sample collecting and dispensing module, an ESR detection module and a data processing module. The sample collecting and dispensing module is configured for dispensing at least part of a blood sample to the ESR detection module. The ESR detection module is configured for obtaining disaggregation optical data during disaggregation of erythrocytes and/or aggregation optical data during reaggregation of erythrocytes. The data processing module is configured for obtaining an ESR detection result of the blood sample based on the aggregation optical data, determining, based on the disaggregation optical data and/or the aggregation optical data, whether or not there is a sample abnormality that leads to an abnormality in the ESR detection result, and outputting an alarm prompt when it is determined that the sample abnormality is present, thereby reducing clinical risk.
An ultrasonic imaging system and a method thereof are disclosed, in which a FPGA and a GPU are designed for beam forming according to different requirements, for example including but not limited to: configuring the FPGA and the GPU to jointly perform an identical beam forming procedure on the same group of channel echo data to improve frame rate; configuring the FPGA and the GPU to perform different beam forming procedures on the same group of channel echo data respectively to improve image quality; configuring the FPGA and the GPU to process the channel echo data alternately; etc. Through such design and the configuration of FPGA and GPU in regard to beam forming, the frame rate and/or image quality can be improved while considering cost and power consumption.
An ultrasound imaging method includes: transmitting ultrasound waves to a target tissue at least three different transmission angles, where the ultrasound waves at least two transmission angles have different transmitting frequencies, and the ultrasound waves at least two transmission angles have the same transmitting frequency; for an ultrasound echo signal corresponding to each transmission angle, performing beamforming at least two different receiving angles; performing at least one coherent compounding and at least one non-coherent compounding on beamformed data to obtain compounded data, where each coherent compounding includes performing coherent compounding on beamformed data corresponding to the same receiving angle, the same transmitting frequency, and different transmission angles; and the non-coherent compounding includes performing non-coherent compounding on at least one set of coherently compounded data and beamformed data not subjected to the coherent compounding; and generating an ultrasound image based on the compounded data.
An ultrasound imaging method includes: transmitting ultrasound waves to a target tissue at at least two different transmission angles; obtaining an ultrasound echo signal corresponding to each transmission angle; for the ultrasound echo signal corresponding to each transmission angle, performing beamforming at at least two different receiving angles to obtain beamformed data; based on each transmission angle and the receiving angles corresponding to the beamformed data, performing at least one coherent compounding and at least one non-coherent compounding on the beamformed data to obtain compounded data, where each coherent compounding includes performing coherent compounding on beamformed data corresponding to a same receiving angle and different transmission angles to obtain a set of coherently compounded data corresponding to the same receiving angle, and each non-coherent compounding includes performing non-coherent compounding on at least two sets of coherently compounded data; and generating an ultrasound image based on the compounded data.
The present disclosure provides a particle analyzer and a particle test control method and device thereof. A method comprises, acquiring a blood sample in a test location; preparing a diluted sample by the acquired sample; after acquiring a diluted sample, monitoring whether a pore blocking event occurs during a counting process; when the pore blocking event occurs, suspending the test of the sample, and performing an unblocking operation; and after the unblocking operation is completed, re-counting the same diluted sample without re-acquiring and re-diluting the blood sample by the impedance method after the unblocking operation.
G01N 15/12 - Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
98.
Sample analysis system and sample management method
A sample analysis system and a sample management method are provided. The sample analysis system includes: one or more analysis devices configured to test a sample; a scanning component configured to scan the sample to obtain scanning information before testing the sample by the analysis devices; an image information obtaining component configured to acquire image information of a region in the sample containing a sample identifier; a processor configured to identify the sample identifier of the sample according to at least one of the scanning information or the image information of the sample. The system can obtain the sample identifier of a sample in two ways, thus improving the efficiency of sample test.
G06K 7/14 - Methods or arrangements for sensing record carriers by electromagnetic radiation, e.g. optical sensingMethods or arrangements for sensing record carriers by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light
The disclosure discloses a sample analyzer and a sample analysis system. The sample analyzer includes a first specimen supply device, a chromatographic separation device and a first controller. The chromatographic separation device is controlled by the first controller to elute and chromatograph a first specimen in a first operation mode and to elute and chromatograph a second specimen in a second operation mode. The first controller is configured to: analyze feedback information from the chromatographic separation device in the first operation mode to obtain a parameter of glycosylated hemoglobin in the first specimen and a conclusion as to whether an interfering substance exists in the first specimen, and to analyze feedback information from the chromatographic separation device in the second operation mode to obtain a parameter of glycosylated hemoglobin in the second specimen and a parameter of an interfering substance in the second specimen.
The present disclosure provides an antibody specifically targeting cardiac troponin I. The present disclosure further provides antibody pairs and kits comprising the antibodies. The present disclosure further provides the use of these antibodies to detect levels of cardiac troponin I, and to diagnose myocardial injury.
C07K 16/18 - Immunoglobulins, e.g. monoclonal or polyclonal antibodies against material from animals or humans
A61K 47/68 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an antibody, an immunoglobulin or a fragment thereof, e.g. an Fc-fragment
G01N 33/68 - Chemical analysis of biological material, e.g. blood, urineTesting involving biospecific ligand binding methodsImmunological testing involving proteins, peptides or amino acids
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