If you have questions about the conjugation of гимен or Russian nouns in general, you can practice and get feedback from a professional tutor.
"Тебе гимен удалили?" "Нет, нет..."
Heim... "Your hymen's been removed?" "No, no...
Я не знаю, как удаляют гимен.
I don't know how you remove a hymen.