<prompt> IUCD with shoest life span is :Lippes loopCu-TMultiload deviceProgestase  <response>: Copper containing devices Copper T 200, Copper 7, Multiload Copper 250, Copper T 380, Copper T 220 and Nova T have an effective life of about 3-5 years. Copper T 380A, known as Paraguard, has a lifespan of 10 years. Progestase is a T-shaped device carrying 38 mg of progesterone in silicon oil reservoir in the veical stem. It releases 65 mcg of the hormone per day and needs yearly replacement. A new device, levonova, contains 60 mg of levonorgestrel LNG and releases the hormone in very low doses 20 mcgday. It is thus longer acting 5 years. Mirena 32 , 32 mm contains 52 mg LNG, eluting 20 mcg daily. It can be retained for 5 years. Frameless IUCD and fibroplast releasing 14 mcg progestogen daily for 3 year Reference: Shaws textbook of Gynaecology 16th edition page no 269 