Visual accurate positioning prostate expands and splits pipe

The utility model relates to a prostate expands and splits the pipe, splits the pipe for a prostate that has a visual accurate positioning function expands very much. The utility model discloses a pipe is split for preceding tip is equipped with expanding of urinary catheterization opening to the main part, and urinary catheterization opening splits pipe inner channel intercommunication with expanding, it is used for splitting the fixed bag that the pipe fixed in the urethra and splitting urethral expanding and split the bag with being used for expanding by preceding being equipped with to the back cover to expand the periphery of splitting the pipe, it still is equipped with the movable sleeve and establishes and split the bag periphery and can expand relatively and split catheter shaft to the position casing who removes expanding to expand the periphery of splitting the pipe, expand to split and be equipped with the front end in the pipe respectively with fixed bag and expand the fixed bag intercommunicatio