Its so hard isn't it? Jess broke her leg and basically had to be confined with ZERO walking for 6 weeks. then 2 with just minimal movement. Poor thing was so bored. I put furniture blankets all over her pen top sides and bottom so nothing hurt her if she raised up. I lowered the roof in her richell pen and she only had room to sleep eat and pee/poop. I felt so bad for her. The dr gave us some mild tranqulizers for when she really was going stir crazy and it helped a lot...
fast forward 8 months later she is totally healed and zipping around like it never happened. This, when her first vet wanted to amputate! So all I can tell you is it is really hard for a while but it passes. When you see your little one running around with no pain it is worth every second you spent. (and there are a lot of them...