Help quickest way to ctb with a knife?

[komori]

i know this method isnt orthodox around here, but it's the only thing i have available. pain and SI are not a problem for me. please help me

 

[opheliaoveragain]

I'm absolutely not trying to insult you, but pain and SI will absolutely become an issue, that's why people warn people against this, you're far more likely to end up in hospital in a much worse state and with possible lifelong nerve damage etc without success.