Vasectomy Grown back

Storm

Hey yall has anyones guys gone thru somthin like this? My husband had a vasectomy 6 years ago in his previous marriage were wanting to get pregnant an for awhile he was having pains randomly an the other day we felt the boys an it feels as if his tubes grew back? ANYONE else go thru this an ended up pregnant?!?!😬🤷‍♀️😍