To uninstall xsane-dbg just follow these instructions.
sudo apt-get remove xsane-dbg
This will remove just the xsane-dbg package itself.
sudo apt-get remove --auto-remove xsane-dbg
This will remove the xsane-dbg package and any other dependant packages which are no longer needed.
If you also want to delete your local/config files for xsane-dbg then this will work.
sudo apt-get purge xsane-dbg
Or similarly, like this xsane-dbg
sudo apt-get purge --auto-remove xsane-dbg
|Maintainer||Jörg Frings-Fürst <firstname.lastname@example.org>|
|Description||featureful graphical frontend for SANE (Debug files) manipulation program. In stand-alone mode, xsane can save an image to a file in a variety of image formats, serve as a frontend to a fax program, or send an image to a printer.|