Abstract: An ultrasound diagnostic apparatus includes an apparatus main body and an ultrasound probe that is used by switching between a wireless connection mode and a wired connection mode with respect to the apparatus main body, the apparatus main body having a main body-side first power supply circuit that generates a main body-side driving voltage and a main body-side second power supply circuit that generates a main body-side transmission voltage higher than the main body-side driving voltage, the ultrasound probe having a transducer array, a built-in battery, a prove-side first power supply circuit that generates a prove-side driving voltage using an output voltage of the built-in battery, a prove-side second power supply circuit that boosts the output voltage of the built-in battery to generate a prove-side transmission voltage higher than the prove-side driving voltage, and a probe side processor.

Abstract: Disclosed are a medical indicator measuring method and an ultrasound diagnostic device therefor. The medical indicator measuring method according to an embodiment includes the steps of: an ultrasound diagnostic device acquiring ultrasound image data, extracting characteristic points from the acquired ultrasound image data, generating figure information configured from the extracted characteristic points, determining an anatomical structure from the generated figure information, and measuring a medical indicator on the basis of the determined anatomical structure.

Abstract: An ultrasound-imaging system includes an ultrasound probe coupled with a console. Operations of the system can include detecting one or more blood vessels within the ultrasound image and identifying each blood vessel as a vein, an artery or other anatomic element using doppler ultrasound functionality of the ultrasound probe. Operations can also include determining a confidence for the blood vessel identification, and defining a window for doppler ultrasound operation. Operations can further include assessing a blood flow rate within blood vessels, and superimposing notifications atop the ultrasound image pertaining to the identity of the blood vessel including a confidence for the identity.

Abstract: A portable ultrasound imaging system for thumb-dominant operations can use a portable ultrasound probe that is configured to be operable using a first hand of the user. The system can use a mobile device that has a mobile application installed thereon. The mobile application can have a user interface and be configured to be operable using a second hand of the user. The system can permit direct electronic communication between the portable ultrasound probe and the mobile device and allow a user to control an operation of the portable ultrasound probe for imaging via user interaction with the user interface.

Abstract: The subject matter of the present disclosure generally relates to techniques for applying focused ultrasound energy to a region of interest in a subject to induce neuromodulation of the celiac plexus to treat inflammatory bowel disease. The region of interest ay include at least a portion of a peripheral ganglion of the celiac plexus.

Abstract: An ultrasound probe captures real-time images of patient anatomy, which are analyzed by a processor to extract salient features pertaining to an anatomical structure. By tracking the location and orientation of the ultrasound probe, a model of that anatomical structure can be created. A visual indication of the position of segments of the anatomical structure can be presented holographically to a user of an augmented reality headset to provide information extracted from the ultrasound imaging, such as holographic display of a model of the anatomical structure at the approximate location of the visual field of the headset corresponding to the physical location of the actual anatomy being viewed by a user, without presenting the entirety of the ultrasound image to the user.

Abstract: There is provided an ultrasound diagnostic apparatus including an ultrasound probe and an apparatus main body wirelessly connected to the ultrasound probe, the ultrasound probe including a B-mode processing unit and an M-mode processing unit configured to generate a B-mode image and an M-mode image, a wireless communication circuit configured to wirelessly transmit the B-mode image and the M-mode image to the apparatus main body, and a probe control unit configured to control the wireless communication circuit such that, each time a generation of a certain number of scanning lines in the B-mode image, which is less than the number of scanning lines in a single frame of the B-mode image, is completed, wireless transmission of the certain number of scanning lines in the B-mode image and wireless transmission of the M-mode image are alternately performed.

Abstract: An apparatus for estimating a velocity of at least one scatterer in a medium, the apparatus including a curved array of virtual transducers (T1-Tn) for emitting Archimedean spiral waves in a plurality of predetermined directions of propagation defined by a set of insonification angles, and for receiving, from the at least one scatterer, scattered signals generated by scattering of the Archimedean spiral waves emitted from the curved array of virtual transducers, a driving and processing unit (Uc) for estimating the velocity of the at least one scatterer.

Abstract: Receive signals generated by ultrasound waves propagating in completed manner in a depth direction of a subject, are efficiently subjected to delay-and-sum processing, whereby a higher resolution image is generated with reducing a circuit size. Receive signals outputted from multiple ultrasound probe elements are delayed by predetermined delay amounts in association with the depths of receive focal points, respectively, and the delayed receive signal is branched. The phase of the branched receive signal is shifted by a predetermined phase shift amount to generate a phase-compensated signal, and then the phase-compensated signal is added to the receive signal before branched, thereby generating a beamformed signal.

Abstract: Medical devices, systems and methods for occluding a left atrial appendage of a heart with an implantable medical device and three-dimensional imaging. In one embodiment, the imaging is facilitated with a controller coupled to one or more magnetic field generators and a display, the one or more magnetic field generators configured to generate a magnetic field within the anatomy of a patient and the display provides the imaging and display information thereon. The medical system also includes a medical device delivery system for delivering the implantable medical device. The medical device includes one or more magnetic field location sensors therewith that are operatively coupled to the controller. With this arrangement, the sensors are sized and configured to facilitate providing the three-dimensional imaging within the heart that is viewable on the display to assist a physician to safely and effectively implant the medical device.

Abstract: A method includes generating a series of two-dimensional (2D) ultrasound images of the tissue volume associated with a plurality of positions, respectively. The method includes, for a respective pair of consecutive 2D ultrasound images of the series of 2D ultrasound images: generating a difference image from the respective pair of consecutive 2D ultrasound images; estimating, using a deep neural network, an estimated distance between the positions associated with the respective pair of consecutive 2D ultrasound images based on a classification of the difference image, wherein the deep neural network is trained to classify the difference image based on one of a plurality of predefined classes. The method includes rendering the 3D ultrasound image of the tissue volume based on the series of 2D ultrasound images and the estimated distance.

Abstract: A detector detects a lesion site contained in an ultrasound image while an examination protocol is running. A display processor (display controller) displays an option list in response to detection of the lesion site. A protocol modifying unit incorporates a specific option selected from the option list into the examination protocol being run. A protocol execution controller controls operations of an ultrasound diagnostic apparatus in accordance with a modified examination protocol in which the specific option is incorporated.

Abstract: Techniques for detecting embolic information for a patient. The techniques may include obtaining data identifying an ultrasound signal associated with the patient, identifying a set of candidate embolic regions in the data, identifying a set of embolic regions from among the set of candidate embolic regions, and outputting embolic information corresponding to the set of embolic regions.

Abstract: A system and method include transmitting a signal according to a set of frequencies. A frequency range associated with the set of frequencies is from about 300 Hz to about 30 MHz. The system and method include sensing an electromagnetic field based on transmitting the signal according to the set of frequencies and determining a distortion in association with sensing the electromagnetic field. The system and method include identifying frequencies at which the magnitude of the distortion is less than the threshold value. The system and method include transmitting the signal according to one or more of the identified frequencies and providing navigation information associated with an environment in response to transmitting the signal.

Abstract: There are provided an ultrasound diagnostic apparatus and a control method for an ultrasound diagnostic apparatus capable of performing an appropriate examination according to a gender of a subject without requiring a user to input the gender of the subject. The ultrasound diagnostic apparatus includes: a bladder extraction unit that extracts a bladder region from an ultrasound image; a gender determination unit that determines a gender of a subject based on a shape of the bladder region in a case where an area of the extracted bladder region is larger than a predetermined area threshold value; and an observation support unit that supports an observation of a next observation site which is determined according to the determined gender of the subject.

Abstract: Provided in the present application is an ultrasonic probe, including: an ultrasonic transducer configured to send/receive an ultrasonic signal; a housing including a top plate and a side wall that collectively define a cavity with an opening located below the cavity, wherein a top portion of the ultrasonic transducer is configured to be accommodated in the cavity via the opening; and an elastic element accommodated in the cavity, the elastic element being connected to the top portion of the ultrasonic transducer and the top plate of the housing, and the elastic element being configured to provide an elastic force to the ultrasonic transducer to enable part of the ultrasonic transducer to retract and spring back within the cavity. Further provided in the present application are a scanning assembly including the ultrasonic probe and an ultrasonic imaging device including the scanning assembly.

Abstract: A guidance device is provided for facilitating the placement of a puncture device (a needle) at a defined position relative to an ultrasound probe. The guidance device provides additional support of a needle tip near the needle injection site to maintain a selected path throughout an injection. The additional support is automatically retracted for simple disposal with the used syringe after an injection. The guidance device minimizes contact of soiled components and enables syringe insertion, alignment, and removal for multiple different injections without removal of an ultrasound probe from the patient.

Abstract: Systems and methods for occlusion detection in medical images are provided. An input medical image of one or more vessels in an anatomical object of a patient is received. One or more anatomical landmarks are identified in the input medical image. A first patch and one or more additional patches are extracted from the input medical image based on the identified one or more anatomical landmarks. The first patch and the one or more additional patches depict different portions of the anatomical object. Features are extracted from the first patch and the one or more additional patches using a machine learning based feature extractor network. An occlusion in the one or more vessels is detected in the first patch based on the extracted features with or without modeling features on a probability distribution function. Results of the detecting are output.

Abstract: Provided herein are methods, devices, and systems that may improve optical resolution when imaging through a thickness of samples. A method for generating a depth profile of a tissue of a subject may comprise using an optical probe to transmit an excitation light beam from a light source towards a surface of the tissue; using one or more focusing units in the optical probe to simultaneously adjust a depth and a position of a focal point of the excitation light beam along a scanning path; detecting at least a subset of the signals generated upon contacting the tissue with the excitation light beam; and using one or more computer processors programmed to process the at least the subset of the signals to generate the depth profile of the tissue.

Abstract: The wave number and phase velocity (shear wave speed) of ultrasound energy within an organ of interest are calculated using a herein-disclosed phase gradient calculation method. This calculation method is less sensitive to imperfections in the reverberant field distribution and requires a smaller support window, relative to earlier calculation methods based on autocorrelation. Applications are shown in simulations, phantoms, and in vivo liver.