What Is The Treatment For No Sensation In Penis And Lack Of Sexual Desire?

sir I m male 19 yrs old I had a teticular torison last year my left testes become small then my right I had an ultrasound it shows that my testicles r normal sir form that day I m suffering from ED and a libidio problem no sexual desire is left In me. when my penis get ericted I dnt feel ang kind of sensation in my penis head penis nd testicles become totally numb no morning eriction I saw 2 an urologist I told him my same condition he suggest me a testosterone checkup,vitamin b12,blood sugar test,and a UFM all the reportd are normal but sir if reports shows me that I m normal then why their is no sexual desire penis sensation is left in me sir plz help next year meri shadi hai..!!