The present invention relates to a balloon type incontinence prevention device. According to an embodiment of the present invention, the balloon type incontinence prevention device includes: an incontinence prevention body and a gas bag unit which is arranged in the incontinence prevention body, includes a separation membrane arranged therein and is filled with reaction fluids therein in a separated state by using the separation membrane. The separation membrane is connected to a string to break when the string is pulled or an external force is applied thereto. When the separation membrane breaks, the reaction fluids, which are fills the gas bag unit in a separated state, are mixed together and initiate a reaction to generate gas.COPYRIGHT KIPO 2017본 발명의 실시예에 따른 풍선형 요실금 방지기는, 요실금 방지기 본체 및 상기 요실금 방지기 본체 내부에 구비되는 것으로서, 내부에 분리막이 구비되고 상기 분리막에 의해 반응 유체가 분리된 상태로 충전되는 가스 주머니 를 포함한다.