When my legs play up at night, like now, I browse that dreadful rag, the Daily Mail online ( I actually love all the showbiz gossip).
I've just come across this article on spinal implants which I'm pretty sure have been mentioned before, but it looks interesting.
dailymail.co.uk/health/arti...
Anyway, if it's almost impossible to persuade the NHS to give simple, relatively cheap, iron infusions, it'll be nigh on impossible to persuade them to perform complex ops like this.