Balloon catheter unit and urethral indwelling balloon catheter

摘要

A purpose is to enable partial replacement of an indwelling urethral catheter. A unit for a balloon catheter according to the present invention includes a urethral catheter tube (13) provided with a first urethral catheterization passage (14), a branch tube (11) provided with a first passage (12) adapted to allow passage of a liquid used to inflate or deflate a balloon (54), and a connecting tube (30) configured to be connected at one end to the first urethral catheterization passage (14) or the first passage (12).