Chondromalacia for 10yrs someone pls help?

Hi,basically i've been suffering for 10years with this and the pain just keeps getting worse, i had surgery on my left knee had lateral release and patella shaven down but its just ended up worse,i had every anti inflammatory and pain killer, now on epileptic drugs, my right knee has also become really painful, had acupunture, physio and electro treatment. has anyone any other suggestions or advise?