Abstract: One or more embodiments of the present disclosure may provide a power structure and an ultrasound probe. The power structure may include a driving assembly. The driving assembly may include a transmission device; the transmission device including a rotation component, a rope and an elastic component, and the rotation component including a driving wheel and/or a driven wheel. The driving wheel may be in a transmission connection to the driven wheel by the rope. The rope may be in an elastic connection to a body of the driving wheel and/or a body of the driven wheel through the elastic component. The rotation component may be provided with an accommodation cavity, and an extension channel in communication with the accommodation cavity. The elastic component may be accommodated in the accommodation cavity. One end of the rope elastically connected to the driving wheel and/or the driven wheel may be located in the accommodation cavity, and a portion of the rope may be located in the extension channel.

Abstract: Modified silicone rubber and a preparation method thereof are provided in the present disclosure. A composition of raw materials for preparing the modified silicone rubber may include a raw material that can form silicone rubber and a raw material that can form a modified material. The raw material that can form the silicone rubber may include a first component and a second component. The raw material that can form the modified material may include a third component and a fourth component. The preparation method of the modified silicone rubber may include mixing the composition of the raw materials for preparing the modified silicone rubber and obtaining the modified silicone rubber by curing and molding the mixture.

Abstract: The present disclosure provides systems and methods for ultrasound image processing. The methods include obtaining a first ultrasound image and a second ultrasound image of a target subject. The first ultrasound image and the second ultrasound image include a linear interventional device within the target subject. The methods include identifying one or more line segments in the second ultrasound image by processing the second ultrasound image using a first line detection algorithm. For each of the one or more line segments, the methods include determining a corrected line segment by processing a target region in the second ultrasound image corresponding to the line segment using a second line detection algorithm. The methods include generating a fused ultrasound image of the first ultrasound image and the second ultrasound image based on one or more corrected line segments corresponding to the one or more line segments.

Abstract: The embodiments of the present disclosure provide methods and systems for medical image processing. The method may include obtaining a first image of a target object; obtaining a target mapping relationship; obtaining a target temperature parameter by performing a first processing on the first image based on the target mapping relationship; and determining a target image based on the target temperature parameter and the first image.

Abstract: Systems and methods for file archiving. The systems may obtain an image file to be transmitted that includes image data in a first format and a metadata file in a second format. The metadata file may include identification information of the image data. The image data may be acquired from a scan of a subject using an imaging device. The systems may transmit, according to a first protocol, the image data in the first format to an image archiving system for archiving. The systems may also transmit, according to a second protocol, the metadata file in the second format to the image archiving system for archiving.

Abstract: The present disclosure is related to systems and methods for orthosis design. The method includes obtaining a three-dimensional (3D) model associated with a subject. The method includes obtaining one or more reference images associated with the subject. The method includes determining, based on the 3D model and the one or more reference images, orthosis design data for the subject. The orthosis design data may be used to determine an orthosis for the subject.

Abstract: The present disclosure provides a signal processing method, comprising: obtaining a Doppler ultrasound signal; converting two adjacent groups of ultrasound signals of the Doppler ultrasound signal into frequency domain signals, and obtaining a result of the signal filling by filling missing ultrasound signals in a preset time period based on the frequency domain signals, the preset time period being an acquisition time interval of the two adjacent groups of ultrasound signals; and determining a target Doppler ultrasound signal based on the result of the signal filling.

Abstract: Disclosed is modified silicone rubber and a preparation method thereof, an acoustic permeable component, an ultrasonic probe, and an ultrasonic diagnostic device. The modified silicone rubber may comprise: a cured matrix formed by curing a room temperature vulcanized (RTV) silicone rubber; and polystyrene particles dispersed in the cured matrix formed by curing the RTV silicone rubber. The method for preparing the modified silicone rubber may comprise: preparing a polystyrene particle dispersion, wherein the polystyrene particle dispersion includes the polystyrene particles and a diluent; obtaining a mixture by mixing the polystyrene particle dispersion with the RTV silicone rubber, thereby dispersing the polystyrene particles in the cured matrix formed by curing the RTV silicone rubber; and obtaining the modified silicone rubber by adding a curing agent into the mixture for curing.

Abstract: The present disclosure is related to systems and methods for data masking. The method includes obtaining at least one original file and a hierarchical relationship that is associated with data in the at least one original file. The method includes obtaining a masking template for the data in the at least one original file. The method includes masking the data in the at least one original file based on the masking template, to generate at least one target file. The method includes storing the at least one target file based on the hierarchical relationship.

Abstract: The present disclosure provides methods and systems for image enhancement. The methods may include obtaining an initial image. The methods may include obtaining a first image and a second image by performing speckle noise reduction and edge enhancement on the initial image, respectively. The methods may further include determining a target image by performing a fusion operation on the first image and the second image.

Abstract: The embodiments of the present disclosure provide a method and a device for signal processing. The method includes: obtaining multiple sets of initial Doppler blood flow signals, sampling times of the multiple sets of initial Doppler blood flow signals being discontinuous; and performing a splicing processing on the multiple sets of initial Doppler blood flow signals, to obtain a target Doppler blood flow signal.

Abstract: The present disclosure provides a method for ultrasound image processing. an ultrasound image may be obtained. The ultrasound image may be associated with the blood flow velocity. An envelope curve may be determined based on ultrasound image. A plurality of first maximum points of the envelope curve may be determined. A plurality of second maximum points may be obtained by screening the plurality of first maximum points based on amplitude features of the plurality of first maximum points. A plurality of third maximum points may be obtained by correcting the plurality of second maximum points according to time features of the plurality of second maximum points. One or more parameters relating to the blood flow velocity may be determined based on the plurality of third maximum points.

Abstract: The present disclosure may provide systems and methods for data storage. The systems may store data of one or more fields as a byte sequence. The byte sequence may include a first section and a second section. The second section may be configured to store the data of the one or more fields. The first section may be configured to store one or more label items corresponding to the one or more fields. For one of the one or more label items and a corresponding field, the label item may include a field label of the corresponding field and a position label of the corresponding field. The position label of the corresponding field may be configured to identify a position where data of the corresponding field is stored in the second section.

Abstract: The embodiments of the present disclosure provide a method for a flow velocity detection. The method may include obtaining image data; determining, based on the image data, a parameter of at least one detection point, the parameter being related to a phase change; and determining a first flow velocity of the at least one detection point based on the parameter related to the phase change and a location relationship among the at least one detection point, at least one transmission point, and a plurality of receiving points.

Abstract: The present disclosure is related to systems and methods for orthosis design. The method includes obtaining a three-dimensional (3D) model associated with a subject. The method includes obtaining one or more reference images associated with the subject. The method includes determining, based on the 3D model and the one or more reference images, orthosis design data for the subject. The orthosis design data may be used to determine an orthosis for the subject.

Abstract: A method may include: obtaining a target image; obtaining a first feature image from the target image, the first feature image including a region of interest (ROI) in the target image; obtaining a second feature image that matches the first feature image; obtaining a knowledge graph, the knowledge graph including a relationship between the second feature image and image description information and diagnostic result information corresponding to the second feature image; obtaining the image description information and the diagnostic result information corresponding to the second feature image based on the knowledge graph and the second feature image; and generating an image report of the target image based on the target image, the image description information, and the diagnostic result information.

Abstract: The present disclosure discloses methods, systems, and computer readable mediums for ultrasonic imaging. The method may include determining a target imaging mode according to information related to one or more imaging demands. The method may further include obtaining a target imaging result by performing an imaging operation according to the target imaging mode, wherein the one or more imaging demands may at least include a demand related to an imaging quality and/or a frame rate, the target imaging mode may include a first target imaging mode and/or a second target imaging mode, the first target imaging mode may be configured to perform an optimized imaging for a local imaging region, and/or the second target imaging mode may be configured to utilize a hybrid wave with at least two transmission beam types and/or at least two transmission frequencies for imaging.

Abstract: The present disclosure may provide systems and methods for device parameter configuration. The systems may obtain a request for parameter configuration of a device. In response to receiving the request, the systems may acquire, from a first storage device, log data of the device. The log data may include data of one or more actual parameters indicating an operation of the device. The systems may also acquire, from a second storage device, data of one or more reference parameters of the device. The systems may obtain a comparison result by comparing the data of the one or more actual parameters and the data of the one or more reference parameters of the device. The systems may generate a feedback based on the comparison result.

Abstract: Embodiments of the present disclosure provides methods and systems for preparing a cathode component. The method may include obtaining a three-dimensional (3D) model of the cathode component; obtaining a predetermined parameter, wherein the predetermined parameter includes at least one of a scanning direction of laser, an energy distribution of laser, an output power of laser, or a scanning speed of laser; and controlling a 3D printer to perform, based on the 3D model and the predetermined parameter, a laser scanning on a raw material to obtain the cathode component.

Abstract: Systems and methods for device monitoring. The method may include obtaining first measurement data relating to one or more first operating parameters of a target device, obtaining a correlation model corresponding to the target device, and predicting, based on the first measurement data and the correlation model, second measurement data relating to the one or more second operating parameters of the target device. The correlation model may be generated based on first sample measurement data relating to the one or more first operating parameters and one or more second operating parameters of a reference device. The reference device may be of a same type of device as the target device and equipped with one or more additional sensors compared with the target device, the one or more additional sensors being configured for collecting the first sample measurement data relating to the one or more second operating parameters.