| http://www.w3.org/ns/prov#value | - The tube 69 serves to provide stiffness to the balloon 64 of the balloon catheter assembly 61 and is provided with a lumen 71 extending therethrough through which a fluid such as a gas or liquid can be introduced from the lumen 63 into the lumen 71 to inflate the balloon and to thereafter deflate the balloon 64 by withdrawing the gas or liquid.
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