Maybe time to break out the trainer for a few weeks to keep your hand in while you heal. You get to set your own exertion level, and no risk of bumps of mishaps. After two separate rounds of arm surgery, the surgeon nixed cycling because of the risk of crashing/falling. So I put the bike on the trainer, added a cheap set of aero bars so I could rest on my elbows, and stuck my smartphone on the bars, so I was watching movies a foot from my face. Did this for ~6 wk until I got the all clear