Method of trimming a balloon of a balloon catheter

摘要

The invention concerns a method of trimming a balloon (1) of a balloon catheter, comprising the following method steps: a) creating protrusions (11-19) on the balloon (1) by wrapping a thread or flat band (2) around the balloon (1) such that spaced-apart loops (3-10) of the thread or band (2) compress the balloon (1) leaving uncompressed portions of the balloon (1) therebetween constituting the protrusions (11-19); b) leaving the thread or flat band on the balloon for a suitable period of time; c) removing the thread or flat band from the balloon after a suitable period of time.