Provided is a method for producing a balloon catheter, the method being such that it is possible to heat and cool the entirety of a mold uniformly and temperature irregularities tends not to occur. A method for producing a balloon catheter having a shaft that extends in the longitudinal direction and a resin medical balloon that is provided to the distal end of the shaft, wherein: the method has a step for inserting a resin tubular body (10) into a mold (20), and a step for arranging the mold (20) inside a heating jacket (30); and the heating jacket (30) has a pore-containing metal body (50) that is arranged inside the heating jacket (30) and outside the mold (20).
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