Expansion balloon catheter kit and expansion balloon device

The utility model discloses an expansion balloon catheter suite and an expansion balloon device, the expansion balloon catheter suite comprises a Luer seat, a balloon catheter and a first limiting piece, the balloon catheter comprises a balloon and a catheter, the front end of the catheter is connected with the balloon, and the tail end of the catheter is connected to the Luer seat; the first limiting piece is arranged on the catheter, and the first limiting piece is matched with the sheath tube seat to limit the depth of the balloon fed into the Michael cavity. According to the dilatation balloon catheter kit and the dilatation balloon device, the first limiting piece is arranged on the catheter, and the first limiting piece is matched with the sheath tube seat to limit the depth of the balloon sent into the Michael cavity. Extra injury to a patient caused by too deep feeding of the balloon is avoided, and the safety is high. 本实用新型公开了一种扩张球囊导管套件及扩张球囊装置，其扩张球囊导管套件包括：鲁尔座、球囊导管和第一限位件，球囊导管包括球囊和导管，导管的前端与球囊连接，末端连接在鲁尔