Patent ID: 6889400

Claim:
A cleaning instrument for a medical tube comprising: a cleaning member-holding plate having a plurality of holding-holes for holding a plurality of cleaning members fitted in said holes respectively, with said holding-holes disposed circumferentially at equal intervals; and a plurality of cleaning members shaped like a spherical body, having a porous fibrous structure formed of a large number of superfine fibers aggregated and intertwined three-dimensionally, which moves along a lumen surface of said medical tube together with a cleaning liquid, while said cleaning member is wiping and cleaning said lumen surface of said medical tube, and said cleaning members are accommodated in said through-holes respectively, and wherein an inner diameter of each of said holding holes at one end thereof is smaller than an outer diameter of said cleaning member, and an inner diameter of each of said holding-holes at the other end thereof is larger than said inner diameter thereof at said one end thereof.