%0 Journal Article %A Yang Liu %A David F Kallmes %T Action mechanism of the beveled tip aspiration catheter %D 2021 %R 10.1136/neurintsurg-2021-017531 %J Journal of NeuroInterventional Surgery %P e18-e18 %V 13 %N 9 %U https://jnis.bmj.com/content/neurintsurg/13/9/e18.full.pdf