Patent ID: 9205232
Filing Date: 2015-12-08
Classification: A61L,A61M

Abstract:
1. A balloon for a catheter, comprising: a film body that is inflatable and deflatable by a fluid supplied from a catheter, wherein said film body includes a hard layer containing a polyamide and a flexible layer formed on the hard layer and containing a polyamide elastomer having a Shore D hardness that is 56 to 62, and a content of amide units of the polyamide elastomer in the flexible layer is not less than 60 wt %, wherein the amide units of the polyamide elastomer in the flexible layer include repeating units of at least one of the following formula (1) or (2): in which n is an integer of 5 to 11; in which a is an integer of 4 to 12 and b is an integer of 4 to 10.