Thanks for your query. Based on the facts that you have posted it appears that you have what is called as Terratozospermia meaning there by sperms are abnormal .
Though you have undergone surgery for varicocele
it is only improves sperm count
and morphology in 30 % of the patients.
Please consult qualified Infertility
specialist to explore the possibility of pregnancy with the help of newly assisted reproductive techniques
like IVF or ICSI .