Why is it called Cu T 200
In Cu T 200, the number included in the name of the device refer to the surface area in sq.mm of the copper on the device Reference : Park&;s textbook of preventive and social medicine,23rd edition, Page no: 496
200 sqmm of Cu over loop
200 mm of Cu over loop
For 200 days, Cu concentration does not changes
200 sqcm of Cu over loop
Demography and family planning