Three-dimensional ultrasonic imaging method and system
AssigneeShenzhen Mindray Bio-Medical Electronics Co., Ltd.
InventorsYaoxian ZOU, Muqing LIN, Zhijie CHEN, Yi XIONG, Bin YAO
Life of this patent
Estimating the term…
Abstract
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.
Claims16
A three-dimensional ultrasound imaging method, comprising:
- transmitting ultrasound waves towards a head of a fetus;
- receiving ultrasound echoes to obtain ultrasound echo signals;
- obtaining a three-dimensional volume data of the head of the fetus based on the ultrasound echo signals;
- selecting a group of candidate section images from the three-dimensional volume data, wherein the group of candidate section images is a group of longitudinal section images of the three-dimensional volume data;
- calculating a symmetry indicator for each candidate section image of the group of candidate section images to obtain a group of symmetry indicators;
- and
- selecting a symmetry indicator from the group of symmetry indicators that satisfies a characteristic condition;
- using the selected symmetry indicator to identify the corresponding candidate selection image as a median sagittal section image;
- and
- displaying the median sagittal section image.
A three-dimensional ultrasound imaging method, comprising:
- transmitting ultrasound waves towards a head of a fetus;
- receiving ultrasound echoes to obtain ultrasound echo signals;
- obtaining a three-dimensional volume data of the head of the fetus based on the ultrasound echo signals;
- obtaining a template image of a median sagittal section image of a fetal head generated based on median sagittal section images of fetuses which have been obtained previously;
- selecting a group of candidate section images from the three-dimensional volume data;
- calculating a similarity indicator for each candidate section image of the group of candidate section images with the template image to obtain a group of similarity indicators;
- and
- selecting a similarity indicator which satisfies a characteristic condition from the group of similarity indicators,
- using the selected symmetry indicator to identify the corresponding candidate selection image as a median sagittal section image of the head of the fetus;
- and
- displaying the median sagittal section image.
A three-dimensional ultrasound imaging method, comprising:
- transmitting ultrasound waves towards a head of a fetus;
- receiving ultrasound echoes to obtain ultrasound echo signals;
- obtaining three-dimensional volume data of the head of the fetus based on the ultrasound echo signals;
- acquiring a median sagittal section image of the head of the fetus from the three-dimensional volume data based on a characteristic of the median sagittal section;
- and
- displaying the median sagittal section image.
Dependencies are inferred from the claim text.