A61B8/08

ULTRASOUND DIAGNOSTIC APPARATUS AND CONTROL METHOD OF ULTRASOUND DIAGNOSTIC APPARATUS
20230233186 · 2023-07-27 · ·

An ultrasound diagnostic apparatus (1) includes an ultrasound probe (2) and a diagnostic apparatus body (3) connected to the ultrasound probe (2), in which the diagnostic apparatus body (3) includes a monitor (15) on which an ultrasound diagnosis image and a plurality of diagnostic finding icons corresponding to a plurality of determined diagnostic findings are displayed, a similarity determination unit (18) that determines similarity between the ultrasound diagnosis image and each of a plurality of image patterns corresponding to the plurality of diagnostic findings, and a display position changing unit (19) that changes display positions of the plurality of diagnostic finding icons on the monitor in accordance with the similarity determined by the similarity determination unit (18).

Subcutaneous Hemodynamic Monitoring Devices, Systems and Methods
20230000463 · 2023-01-05 ·

An implantable sensor system using one or more sensor implants comprised of micro-electrical mechanical system (MEMS) sensors for the accurate and continuous measurement of physiological hemodynamic signals such as diastolic and systolic blood pressure. Sensor implants are configured to be subcutaneously injected to a placement site adjacent a blood vessel. In some embodiments, sensors comprise micromachined ultrasonic transducers.

System for the ablation or the monitoring of a zone of the heart by ultrasounds and associated methods

A system for ablating or monitoring a zone of the heart, includes a system to measure the heart electrical activity; a phased array for generating a beam of focussed ultrasound signals on a targeted zone of the heart; an imaging system determining an image of a transcostal wall projected in an image plane of the phased array by taking into consideration a position and direction of the phased array and making it possible to deactivate elements of the phased array in accordance with the position of the elements with regard to the position of the projected image of the transcostal wall; a positioning system to control the position of a focussed zone of a beam of focussed ultrasound signals on the targeted zone, a monitoring system to measure a temperature and tissue deformation in the targeted zone; and a device for measuring a level of cavitation in the targeted zone.

Ultrasonic diagnostic and image processing apparatus for tissue harmonic imaging by extracting nonlinear components from three signals via addition after phase rotation

An ultrasonic diagnostic apparatus according to an embodiment includes transmission circuitry, receiving circuitry and extracting circuitry. The transmission circuitry cause an ultrasonic probe to perform three or more times of ultrasonic wave transmissions, an ultrasonic wave to be transmitted including a center frequency component, a phase of the center frequency component being different in each transmission. The receiving circuitry generates three or more reception signals corresponding to a common reception scanning line based on a plurality of reflected wave signals, the plurality of reflected wave signals being obtained through the three or more times of ultrasonic wave transmissions. The extracting circuitry extracts a nonlinear component included in the three or more reception signals by adding up the three or more reception signals after performing a processing including phase rotation processing on two or more reception signals among the three or more reception signals.

Ultrasound elastography imaging system and method

The present disclosure relates to an ultrasound elastography system and method. The system may include a transmitting/receiving unit which transmits ultrasound pulses to a target and receives ultrasound echoes from the target to obtain the ultrasound echo signals; an imaging unit which processes the ultrasound echo signals and displays the obtained image; and an analysis unit which detects a region of interest and a shell region selected by an operator in the image, calculate elasticity parameters in a reference region and the shell region respectively, and analyzes the elasticity parameters to obtain an analysis result.

Ultrasonic diagnostic apparatus and method for generating ultrasonic image

An ultrasonic diagnostic apparatus according to the present embodiment includes an intracavitary ultrasonic probe, a memory circuit and a generation circuit. The probe includes first piezoelectric transducers performing ultrasonic transmission/reception along a first scan plane, and second piezoelectric transducers performing ultrasonic transmission/reception along a second scan plane. The memory circuit stores first information relating to a positional relationship between a sensor position and a position of the first scan plane, and second information relating to a positional relationship between a sensor position and a position of the second scan plane. The generation circuit generates first three-dimensional image data based on an output of the ultrasonic probe using the first piezoelectric transducers, an output of the sensor and the first information, and second three-dimensional image data based on an output of the ultrasonic probe using the second piezoelectric transducers, an output of the sensor, and the second information.

Ultrasound imaging apparatus and control method thereof

An ultrasound imaging apparatus and a control method thereof. The ultrasound imaging apparatus may include: a display; a communication unit; and a processor configured to be operatively connected to the display and the communication unit. The processor may obtain a first ultrasound image of a subject and a result of an analysis of the first ultrasound image. The processor may also control the display to display a user interface, which allows selection of an operating mode of the ultrasound imaging apparatus, based on the result of the analysis.

Generalized interlaced scanning with an ultrasound probe
11564656 · 2023-01-31 · ·

A system includes an ultrasound probe comprising an ultrasound transducer, a first motor configured to rotate the ultrasound transducer around a horizontal axis to scan a plane, and a second motor configured to rotate the ultrasound transducer around a vertical axis to move to a different plane. The system further includes a controller unit configured to select a number of scan planes for an interlacing scan to scan a volume of an area of interest in a patient's body using the ultrasound probe; select an interlacing factor for the interlacing scan; divide the scan planes into groups of scan planes based on the interlacing factor; and perform the interlacing scan by controlling the first motor and the second motor, wherein the first motor moves in a first direction for at least some of the scan planes and in a second direction for other ones of the scan planes.

Generalized interlaced scanning with an ultrasound probe
11564656 · 2023-01-31 · ·

A system includes an ultrasound probe comprising an ultrasound transducer, a first motor configured to rotate the ultrasound transducer around a horizontal axis to scan a plane, and a second motor configured to rotate the ultrasound transducer around a vertical axis to move to a different plane. The system further includes a controller unit configured to select a number of scan planes for an interlacing scan to scan a volume of an area of interest in a patient's body using the ultrasound probe; select an interlacing factor for the interlacing scan; divide the scan planes into groups of scan planes based on the interlacing factor; and perform the interlacing scan by controlling the first motor and the second motor, wherein the first motor moves in a first direction for at least some of the scan planes and in a second direction for other ones of the scan planes.

Method for optimizing ultrasonic imaging system parameter based on deep learning

A method for optimizing an ultrasonic imaging system parameter based on deep learning, comprising the following steps: step 1: collecting samples for training neural networks, the samples comprising ultrasound image samples i, and a corresponding ultrasonic imaging system parameter vector sample p used by an ultrasonic imaging system when the ultrasonic image samples are collected; step 2: establishing a neural network model and training the neural networks to convergence by using the samples collected=in step 1, so as to obtain a trained neural network system onn; and step 3: taking the original ultrasonic imaging system parameter vector p or the original ultrasonic image as an input to be input into the neural network system onn trained in step 2, at this moment, a parameter obtained from an output end of onn being an optimized ultrasonic imaging system parameter vector ep=onn(p). By means of the method, the purpose of improving the ultrasonic image quality is realized by optimizing the ultrasonic imaging system parameter.