A 25 year old married male presents with infeility. He had undergone retroperitoneal lymphnode disection at age of 15 years for embryonal carcinoma of right testis. Semen analysis shows-quantity-0.5 ml, no. sperm, no fructose. Biopsy of testis shows normal spermato genesis. Best treatment here would be ?
Aificial insemination of donor Penile-prosthesis Microtesticular aspiration and intracyto plasmic injection None of the above