Editorial
Copyright ©2010 Baishideng.
World J Gastrointest Endosc. Jul 16, 2010; 2(7): 237-243
Published online Jul 16, 2010. doi: 10.4253/wjge.v2.i7.237
Table 2 Effect of mechanical index on second generation microbubbles
Mechanical indexEffect on microbubble oscillationRelationship between emitted sound waves and detected signal
Low (< 0.1)SymmetricalLinear
Moderate (0.1-0.6)AsymmetricalNon-linear
High (> 0.6)DestructionN/A