write i did it

i thnk you'll have already got the string of the path of the image using the sql queerty
then suppose

dim strImg as string = "127.0.0.1/images/test.png"

my.computer.network.downloadFile(strImg, my.computer.filesystem.specialdirectories.desktop)

ohh i forget'
use try catch block
because you'll sure have eroorss!!