A wheelbench is constructed in a similar way to wheelchairs except that it has a stretcher on the top instead of a seat. A wheelbench is collapsible, just like a wheelchairs.
A wheelbench has some resemblance to a hospital gurney or wheelchairs. The difference is that the gurney is primarily made to move patients around in a hospital and is less comfortable for long distances or outdoors. A wheelbench has bigger wheels, just like a wheelchairs.
Wheelbenches are usually produced by companies producing wheelchairs. Norway is one of the nations producing wheelbenches like described in this article.