Thanks for your query,based on the facts that you have posted it appears that you have Terratospermia meaning there by your sperms are abnormal in your case it is almost 100%.
Though only a single sperm is required to fertilise a female egg there are no chances of having pregnacy even with IVF or ICSI
in your case.
Please consult qualified infertility
specialist for detail evaluation to find out the cause for Terratospermia.and any chance of developing normal sperm required (15%)with treatment.