Vehicle Hand Controls?

So I just received these hand controls, but one arrived broken and I can’t imagine how I could switch from one to the other fluidly:
http://www.activeforever.com/p-2088-peddle-master-portable-vehicle-hand-controls.aspx
I am condiering trying this type instead:
Has anyone tried these? Love to hear your thoughts. Apparently I have six more weeks in a boot. Wife can’t drive me [...]

One month post surgery

So at today’s appointment, I was told to wait until I was six weeks out to start weight-bearing. Apparently the early wieght-bearing studies all depend on a boot that resticts flexion that my HMO cannot provide. The plan is to allow wieghbearing in the removable cast in two weeks and then remove the [...]

Got a Removable Cast!

Well, I had my first post-surgical appointment yesterday, 17 days after the cutting.  I had been told by the surgeon  beforehand that I would be casted for another four weeks, at that was what the resident had planned to do yesterday.  However, I presented her with some of the studies I found on this site [...]