| CPC A61B 17/1671 (2013.01) [A61B 17/30 (2013.01); A61B 17/32002 (2013.01); A61B 2017/00261 (2013.01); A61B 2017/00685 (2013.01); A61B 2017/320024 (2013.01)] | 22 Claims |

|
1. A surgical device, comprising:
a transfer element having a proximal end portion, a distal end portion, and an intermediate portion that includes a flexible, hollow auger that defines a first lumen therethrough;
a drive element configured to mate to the proximal end portion of the transfer element to rotate the transfer element;
an outer cannula defined by a wall having a second lumen therethrough that receives the flexible, hollow auger; and
an inlet configured to provide material transfer into the first lumen and the second lumen substantially simultaneously;
wherein the flexible, hollow auger comprises a helical spring housed in a first tube such that the outer surface of the helical spring contacts the inner surface of the first tube, the first tube being disposed in the outer cannula.
|