Real-time three-dimensional visualization of interventional medical devices
A system and method includes acquisition of a first at least two two-dimensional images of a body, generation of a first three-dimensional image based on the first at least two two-dimensional images, acquisition of a second at least two two-dimensional images of the body, generation of a second three-dimensional image based on the second at least two two-dimensional images, determination of a difference between the first three-dimensional image and the second three-dimensional image, determination of a region of interest based on the difference, replacement of first voxels of the region of interest of the first three-dimensional image with second voxels of the region of interest of the second three-dimensional image to generate a first updated three-dimensional image, and display of the first updated three-dimensional image.
1. A system comprising:
an imaging system configured to:
acquire a first at least two two-dimensional images of a body; and
acquire a second at least two two-dimensional images of the body;
an image processor configured to:
generate a first three-dimensional image based on the first at least two two-dimensional images;
generate a second three-dimensional image based on the second at least two two-dimensional images;
determine a difference between the first three-dimensional image and the second three-dimensional image;
determine a region of interest based on the difference; and
replace first voxels of the region of interest of the first three-dimensional image with second voxels of the region of interest of the second three-dimensional image to generate a first updated three-dimensional image; and
a display configured to display the first updated three-dimensional image.
2. A system according to claim 1 ,
wherein the first voxels of the region of interest of the first three-dimensional image do not depict an interventional medical device and the second voxels of the region of interest of the second three-dimensional image depict the interventional medical device.
3. A system according to claim 1 ,
the imaging system further configured to:
acquire a third at least two two-dimensional images of the body;
the image processor further configured to:
generate a third three-dimensional image based on the third at least two two-dimensional images; and
replace voxels of the region of interest of the first updated three-dimensional image with third voxels of the region of interest of the third three-dimensional image to generate a second updated three-dimensional image; and
the display further configured to:
display the second updated three-dimensional image.
4. A system according to claim 3 ,
wherein the first voxels of the region of interest of the first three-dimensional image do not depict an interventional medical device, the second voxels of the region of interest of the second three-dimensional image depict the interventional medical device, and the third voxels of the region of interest of the third three-dimensional image depict the interventional medical device.
5. A system according to claim 3 ,
the imaging system further configured to:
acquire a fourth at least two two-dimensional images of the body;
the image processor further configured to:
generate a fourth three-dimensional image based on the fourth at least two two-dimensional images;
determine a second difference between the first three-dimensional image and the fourth three-dimensional image;
determine a second region of interest based on the second difference; and
replace voxels of the second region of interest of the first three-dimensional image with voxels of the second region of interest of the fourth three-dimensional image to generate a third updated three-dimensional image; and
the display further configured to:
display the third updated three-dimensional image.
6. A system according to claim 1 ,
the imaging system further configured to:
acquire a third at least two two-dimensional images of the body;
the image processor further configured to:
generate a third three-dimensional image based on the third at least two two-dimensional images;
determine a second difference between the first three-dimensional image and the third three-dimensional image;
determine a second region of interest based on the second difference; and
replace voxels of the second region of interest of the first updated three-dimensional image with voxels of the second region of interest of the third three-dimensional image to generate a second updated three-dimensional image; and
the display further configured to:
display the second updated three-dimensional image.
7. A method comprising:
acquiring a first at least two two-dimensional images of a body;
generating a first three-dimensional image based on the first at least two two-dimensional images;
acquiring a second at least two two-dimensional images of the body;
generating a second three-dimensional image based on the second at least two two-dimensional images;
determining a difference between the first three-dimensional image and the second three-dimensional image;
determining a region of interest based on the difference;
replacing first voxels of the region of interest of the first three-dimensional image with second voxels of the region of interest of the second three-dimensional image to generate a first updated three-dimensional image; and
displaying the first updated three-dimensional image.
8. A method according to claim 7 ,
wherein the first voxels of the region of interest of the first three-dimensional image do not depict an interventional medical device and the second voxels of the region of interest of the second three-dimensional image depict the interventional medical device.
9. A method according to claim 7 , further comprising:
acquiring a third at least two two-dimensional images of the body;
generating a third three-dimensional image based on the third at least two two-dimensional images;
replacing voxels of the region of interest of the first updated three-dimensional image with third voxels of the region of interest of the third three-dimensional image to generate a second updated three-dimensional image; and
displaying the second updated three-dimensional image.
10. A method according to claim 9 ,
wherein the first voxels of the region of interest of the first three-dimensional image do not depict an interventional medical device, the second voxels of the region of interest of the second three-dimensional image depict the interventional medical device, and the third voxels of the region of interest of the third three-dimensional image depict the interventional medical device.
11. A method according to claim 9 , further comprising:
acquiring a fourth at least two two-dimensional images of the body;
generating a fourth three-dimensional image based on the fourth at least two two-dimensional images;
determining a second difference between the first three-dimensional image and the fourth three-dimensional image;
determining a second region of interest based on the second difference;
replacing voxels of the second region of interest of the first three-dimensional image with voxels of the second region of interest of the fourth three-dimensional image to generate a third updated three-dimensional image; and
displaying the third updated three-dimensional image.
12. A method according to claim 7 , further comprising:
acquiring a third at least two two-dimensional images of the body;
generating a third three-dimensional image based on the third at least two two-dimensional images;
determining a second difference between the first three-dimensional image and the third three-dimensional image;
determining a second region of interest based on the second difference;
replacing voxels of the second region of interest of the first updated three-dimensional image with voxels of the second region of interest of the third three-dimensional image to generate a second updated three-dimensional image; and
displaying the second updated three-dimensional image.
13. A non-transitory computer-readable medium storing processor-executable program code, the program code executable to cause a processor to:
acquire a first at least two two-dimensional images of a body;
generate a first three-dimensional image based on the first at least two two-dimensional images;
acquire a second at least two two-dimensional images of the body;
generate a second three-dimensional image based on the second at least two two-dimensional images;
determine a difference between the first three-dimensional image and the second three-dimensional image;
determine a region of interest based on the difference;
replace first voxels of the region of interest of the first three-dimensional image with second voxels of the region of interest of the second three-dimensional image to generate a first updated three-dimensional image; and
display the first updated three-dimensional image.
14. A medium according to claim 13 ,
wherein the first voxels of the region of interest of the first three-dimensional image do not depict an interventional medical device and the second voxels of the region of interest of the second three-dimensional image depict the interventional medical device.
15. A medium according to claim 13 , the program code further executable to cause a processor to:
acquire a third at least two two-dimensional images of the body;
generate a third three-dimensional image based on the third at least two two-dimensional images;
replace voxels of the region of interest of the first updated three-dimensional image with third voxels of the region of interest of the third three-dimensional image to generate a second updated three-dimensional image; and
display the second updated three-dimensional image.
16. A medium according to claim 15 ,
wherein the first voxels of the region of interest of the first three-dimensional image do not depict an interventional medical device, the second voxels of the region of interest of the second three-dimensional image depict the interventional medical device, and the third voxels of the region of interest of the third three-dimensional image depict the interventional medical device.
17. A medium according to claim 15 , the program code further executable to cause a processor to:
acquire a fourth at least two two-dimensional images of the body;
generate a fourth three-dimensional image based on the fourth at least two two-dimensional images;
determine a second difference between the first three-dimensional image and the fourth three-dimensional image;
determine a second region of interest based on the second difference;
replace voxels of the second region of interest of the first three-dimensional image with voxels of the second region of interest of the fourth three-dimensional image to generate a third updated three-dimensional image; and
display the third updated three-dimensional image.
18. A medium according to claim 13 , the program code further executable to cause a processor to:
acquire a third at least two two-dimensional images of the body;
generate a third three-dimensional image based on the third at least two two-dimensional images;
determine a second difference between the first three-dimensional image and the third three-dimensional image;
determine a second region of interest based on the second difference;
replace voxels of the second region of interest of the first updated three-dimensional image with voxels of the second region of interest of the third three-dimensional image to generate a second updated three-dimensional image; and
display the second updated three-dimensional image.