JPWO2020002620A5

JPWO2020002620A5 -

Info

Publication number: JPWO2020002620A5
Application number: JP2020570706A
Authority: JP
Publication date: 2022-05-09
Anticipated expiration: 2039-06-28

Claims

It is an ultrasonic imaging system
A communication interface configured to communicate with the ultrasound imager and receive an ultrasound image of the anatomy of the subject,
A processor that communicates with the communication interface.
Applying a predictive network to the ultrasound image,
Identifying multiple locations of potential malignancies in the subject's anatomy
To determine the likelihood of multiple malignancies at multiple locations of the potential malignancies,
To avoid biopsy, identify critical areas of the subject's anatomy and
Determine multiple levels of confidence for the multiple malignant tumor likelihood at multiple locations of the potential malignant tumor.
A display communicating with the processor overlays the location of the potential malignancies , the malignancy likelihood , the confidence levels, and the indication of the critical area on the ultrasound image. An ultrasound imaging system comprising a processor configured to output and guide a biopsy decision on the anatomical structure of the subject.

The system of claim 1, wherein the ultrasound image comprises at least one of luminance mode (B mode) information, strain information, elasticity information, or tissue Doppler information.

A first map containing the critical area on the first instance of the ultrasound image, multiple locations of the potential malignancies, and overlays of the multiple malignant tumor likelihood indications.
With a second map containing overlays of the plurality of confidence levels of indication at multiple locations of the potential malignancies on the second instance of the ultrasound image.
The display configured to display
The system according to claim 1, further comprising.

The processor
A biopsy on the subject's anatomy based on at least one of the potential malignancies, the critical region, or the target biopsy location in the subject's anatomy. Determine the biopsy route to perform
The system according to claim 1, wherein the system is configured as follows.

The processor
Anatomy of the subject based on at least one of the plurality of confidence levels for the plurality of malignant tumor likelihood or the plurality of malignant tumor likelihood at multiple locations of the plurality of potential malignancies. Configured to determine the target biopsy position for the structure,
The biopsy path is further determined based on the determined target biopsy position.
The system according to claim 4.

A user interface configured to communicate with the processor and receive a selection of the target biopsy position.
4. The system according to claim 4.

The processor outputs the determined biopsy path as an overlay on the ultrasound image to the display.
The system according to claim 4, further configured as described above.

The system of claim 4, wherein the processor is further configured to apply the predictive network to the ultrasound image to determine the biopsy path.

The processor
Determined that the critical region is along the orbital path of the biopsy needle directed to the subject's anatomy.
Output to the display the indication of a potential collision between the biopsy needle and the critical area.
The system according to claim 4, further configured as described above.

The ultrasound image is received while the ultrasound imager is placed in the first imaging position with respect to the anatomical structure of the subject, and the processor receives the ultrasound image.
The prediction network is applied to the ultrasound image to determine a motion control configuration for rearranging the ultrasound imager from the first imaging position to the second imaging position to perform the biopsy. death,
A visual indicator for rearranging the ultrasonic image pickup device based on the motion control configuration is output to the display.
The system according to claim 4, further configured as described above.

The prediction network is
Multiple test ultrasound images of the anatomy of the test subject, the biopsy position of the biopsy performed on the anatomy of the test subject, and the pathological results of the biopsy performed at the biopsy position. To provide, and
Assigning a score to the pixels of the plurality of test ultrasound images based on the biopsy position and the pathological result.
The system according to claim 1, which is trained by.

The processor
Target biopsy positions for biopsy determined based on multiple locations of the potential malignancies and the multiple locations of the malignant tumors, or
Pathological results of the biopsy
The system of claim 1, further configured to update said predictive network based on at least one of the above.

The system of claim 1, wherein the anatomy of the subject comprises at least a portion of the thyroid gland.

It is a method of ultrasonic imaging,
The step of receiving an ultrasonic image of the anatomical structure of the subject from the ultrasonic image pickup device,
Applying a predictive network to the ultrasound image,
Identifying multiple locations of potential malignancies in the subject's anatomy
To determine the likelihood of multiple malignancies at multiple locations of the potential malignancies,
To avoid biopsy, identify critical areas of the subject's anatomy and
Determine multiple levels of confidence for the multiple malignant tumor likelihood at multiple locations of the potential malignant tumor.
Steps and
The display displays an overlay of an indication of the critical region on the ultrasound image of the potential malignancies at multiple locations, the malignant tumor likelihood, the confidence levels, or the subject. Steps to guide biopsy decisions on the anatomical structure of the specimen
The method.

The steps to be displayed are
With the step of displaying a first map containing a critical area on the first instance of the ultrasound image, multiple locations of the potential malignancies, and an overlay of the indications of the plurality of malignant tumor likelihood. ,
With the step of displaying a second map containing overlays of multiple confidence level indications on the second instance of the ultrasound image corresponding to multiple locations of the potential malignancies.
14. The method of claim 14.

Anatomy of the subject based on at least one of the plurality of malignant tumor likelihood at the plurality of locations of the plurality of potential malignancies or the plurality of confidence levels for the plurality of malignant tumor likelihood. Steps to determine the target biopsy position to perform a biopsy on the structure,
A biopsy path for performing the biopsy based on at least one of the potential malignant tumor locations, the critical region, or the target biopsy location of the subject's anatomy. Steps to decide and
With the step of displaying the determined biopsy path as an overlay on the first map by the display.
15. The method of claim 15.

The step of determining that the critical region is along the orbital path of the biopsy needle directed to the subject's anatomy,
With the step of showing the indication of a potential collision between the biopsy needle and the critical area by the display.
16. The method of claim 16.

The ultrasound image is received and received while the ultrasound imager is placed in the first imaging position with respect to the anatomical structure of the subject.
The prediction network is applied to the ultrasound image to determine a motion control configuration for relocating the ultrasound imager from the first imaging position to the second imaging position for performing the biopsy. Steps to do and
With the step of displaying a visual indicator for rearranging the ultrasonic image pickup device based on the motion control configuration by the display.
16. The method of claim 16.