I have had bunion surgery on both feet at Loma Linda hospital, California, July 1998, then continued problems had hallux valgus on big toe on right foot in July 2013 in Australia. Suffered severe cramps and frozen right foot since surgery. Pin inserted too big for my toe as per some specialist. continue to suffer lower back pain and sciatic nerve pain. Live in pain. Have hammer toe on left foot. My feet are in a mess Please advice. I am 67 years old now. I need to walk for another 25 years.