Invention Grant
US07972351B2 Balloon folding design and method and apparatus for making balloons 有权
气球折叠设计和制作气球的方法和装置

Balloon folding design and method and apparatus for making balloons
Abstract:
An expandable balloon for a medical device having a static state, at least one first expanded state, and at least one second expanded state, the expandable balloon having a substantially polygonal geometric shape in the static state.
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