<p>The present invention relates to an insert for use in a bore-based magnetic imaging system such as an MR imaging system. The insert comprises an elongate support structure and an expandable cushion which surrounds the outer circumference of the elongate support structure. The expandable cushion provides isolation from vibrations. When in use the insert is disposed within a bore of an imaging system and the expandable cushion is in an expanded state such that the insert is supported by the bore.</p>
