Smooth2funbv, 45

help i had my nipples pierced three months ago and the lady who did them did not do the correctly they were not deep enough anyway i went to another piercer he told me i had to remove them and could come back in two weeks and redo them i need to know if that is enough time? and should i use barbells or rings???/ i had rings and i think that was tugging on them a bit or if it was just pierced f up