Help me please its urgent

Patient: Okay well I got my birth control (implanon) on sept. 3 , 2010 it’s a 3 year plan , when I went to get it taken out in September of last year they told me that it was fine and that it was effective up to the 4th year (sept. 3 , 2014) and every since I have it my periods always come on the 1st or 2nd of each month but this month my period didn’t come on til the 5th and I was only spotting because I only bleed when i urine or wipe