| 摘要 |
An access tube assembly comprising an elastic access tube having a proximal end, a distal end, and a central lumen extending from the proximal end to the distal end, wherein the tube has an intrinsic length and intrinsic outer diameter when not under axial tension or radial compression, a stylet receivable within the central lumen and coupled to the distal end of the elastic access tube. <IMAGE> |
