Identify the following contraceptives in order from left to right.
Lippes loop, Copper T, Copper T with multiple slots, LNG - 20 (Mirena)
1. Lippes loop - This device has a peculiar double S shape and is made of a thin plastic or polyurethane wire.
2. Copper T - shaped like a T to fit snugly within the uterus and retain its position. The copper T often has a basic plastic frame, the stems and arms of which are wrapped with copper wire and that can be sometimes augmented with multiple slots
3. Copper T with multiple slots.
4. Mirena intrauterine device (IUD) - contains levonorgestrel, a female hormone that can cause changes in your cervical mucus and uterine lining, making it harder for sperm to reach the uterus and harder for a fertilized egg to attach to the uterus. Mirena is a plastic device that contains this hormone.