CATHETER-TYPE THERAPEUTIC OR DIAGNOSTIC INSTRUMENT WITH STYLET AND CATHETER TUBE USING STYLET

摘要

PROBLEM TO BE SOLVED: To provide a catheter-type therapeutic or diagnostic instrument 100 capable of safely and easily treating, for example, inside the cardiovascular.SOLUTION: The catheter-type therapeutic or diagnostic instrument includes; a catheter tube 10 to be inserted into a body; a first shaped wire member and a second shaped wire member that are simultaneously insertable into the catheter tube 10 and have prescribed bending elasticity. The first shaped wire member has a first curved part 1a that is curved in a natural state and, when the first shaped wire member is inserted into the catheter tube 10, can curve the catheter tube 10 correspondingly by the first curved part 1a. The second shaped wire member has a second curved part 2a that is curved in a natural state and, when the second shaped wire member is inserted into the catheter tube 10, can curve the catheter tube 10 correspondingly by the second curved part 2a.