bassist Chi Cheng
's family are considering stem cell therapy to aid his recovery from a car accident which put him in a coma in 2008.
Cheng is said to be in a "partially conscious state
" and is unable to speak, although he can move his legs on command. The bassist has been in and out of hospitals over the past four years and only got home to recover in June this year.
The family is considering alternative therapy in order to speed up Cheng's recovery, as they say the last few months have been a struggle for him.
According to NME
, his brother, Ming Cheng
, said: "Once his health gets a little better, we'll start looking into other options... but they don't even do it (stem cell therapy) in the US yet.
"It's a miracle he's still with us," he added.
"He's alive and kicking and he's fighting, and I think there's a reason for it. I'm hoping there's a light at the end of the tunnel for Chi
Deftones released their new album "Koi No Yokan
" on November 12.
The band tour the UK
in 2013. They will play five dates, kicking off at Glasgow's Barrowland on February 15, before heading to Nottingham, Manchester, Birmingham and finishing at London's 02 Brixton Academy (20).