Patent ID: 6712773
Filing Date: 2004-03-30
Classification: A61B

Abstract:
A biopsy system comprising:a) a loading unit defining a longitudinal axis and including a trocar and a knife, the trocar defining a tissue receiving basket and having a trocar flange connected to a proximal end thereof; b) a trocar driver operably engaged with the trocar flange, the trocar driver being actuable to move the trocar axially between advanced and retracted positions; and c) a knife driver operably connected to the knife, the knife driver being actuable to simultaneously rotate and axially move the knife between retracted and advanced positions; wherein the trocar driver and the trocar are operably connected through a connecting member, the connecting member being movable to disengage the trocar driver from the trocar, wherein the connecting member includes a flag member which is secured to the trocar driver, the flag member having a notch configured to engage the trocar flange.