If it's been a month then you're either very close.... Or still a year off!
It's not a nice system and besides following up with the clinic every now and then to make sure you're still in the running, there's little you can do. One person wrote to their local MP and got it pushed through somehow so that could be an option perhaps?
Well I just thought I'd say thanks and let you know that we just received a letter to say that my husband is to be given a trial machine in 2 weeks and if he responds well he'll be given a permanent one.
It's a relief, I now hope it all works for him.