For collecting histological and cytological samples of the endometrium.
Features：
1.Easy to use: no probing or dilation required, quick and simple, suitable for outpatients
2.Painless: no anaesthetic required, minimal pain expected, good level of patient acceptance
3.Safe: non-invasive, with no risk of uterine perforation or cross-infection and no complications
4.Accurate: similar accurancy to conventional diagnostic curettage and can be used in most cases where diagnostic curettage
is required.
