What Are The Chances Of HIV Transmission Through Cuts And Wounds?

i had protected sex with a prostitute at sydney.i wore two condoms. she gave me a blowjon for sometime . i finished and she took off my condom with a serve gate. afterwards when i went fr a wash i noticed my skin on my anus got peeled off because of the blowjob. im really worried that whether the fluids went in it. i took a tridot test at 7 weeks and 9 weeks both ver negative but im stilll woried pls help