A kind of centrifugal itching massage machine,It include a vagina expander and a rotating rod,The vagina expander has interior space,And periphery is in Openworks shape,For expanding vagina internal diameter in insertion vagina； The rotating rod has the barred body by being driven by electricity rotation,The barred body is equipped with plural bands,User can be inserted into Hou in vagina in vagina expander,Barred body is protruded into vagina expander again,When starting barred body rotation,Bands is driven to throw away using centrifugal force and with rotation,And then bands is enable to carry out itching and massage to vaginal walls.一種離心式搔癢按摩裝置，包括有一陰道擴大器與一旋轉棒，該陰道擴大器具有內空間，且周邊呈鏤空狀，可供插入女性陰道內而擴大陰道內徑；所述旋轉棒具有由電力驅動旋轉的棒體，該棒體設有複數索線，使用者可以在陰道擴大器插入女性陰道內後，再將棒體伸入陰道擴大器內，啟動棒體旋轉時，利用離心力帶動索線甩開並隨著旋轉，進而使索線得以對陰道內壁進行搔癢及按摩。
