One way to clean your gutters without a ladder is by using a hose or power washer with an attachment to wash away the debris. That way, you can stand safely on the ground and still clear your troughs.
One review stated, "No more climbing up and down the ladder struggling with leaves ... For example, another tool that allows you to clean gutters without climbing is a kit that includes an 11 ...
Of course, the greatest benefit to a product like this is the fact that the homeowner no longer has to risk life and limb on a ladder to clean the rain gutters two or three times per year.