Re partner and hep b and bacteria?

i have given my partner hep b and god knows what else ( she has a bacteria in her body it is to late 4 her she has been told she is going to die. i though that i was clean but obviously not I WISH I COULD CHANGE PLACES but that is impposible she has 4 kids and it is so sad as she will leave them. i am beside myself knowing i have KILLED her. she wanted me to go to the doctors with her but when i was there i stayed out as ithought she would ask me to go in(she at the time knew but did not tell me and now 2 yrs on she tells me and it is to late ) i should of went in i would have given my history and maybe this could of helped . i have KILLED the love of my life and a family . this is so hard i gry myself a river every night