Abstract: An inflatable cholangiocath (10) includes an elongate shaft (11) having a proximal and a distal end (12,14), a second shaft (15) carried at the distal end and having left and right branches (16,18) adapted to be inserted into an incised duct of a patient and a central drainage lumen (24) extending from the proximal end, through the elongate shaft, and out the left and right branches, balloon means (30) encompassing a portion of the distal end and the left and right branches, the balloon means being closed to the central drainage lumen and, means for selectively inflating and deflating (20) the balloon means within the duct for predetermined periods of time.