Patent ID: 7513877
Filing Date: 2009-04-07
Classification: A61B

Abstract:
1. A tissue removal device for selectively removing one or more tissue portions from a medical patient, the device comprising: a housing; a cutter rotatably and axially slidably mounted within the housing, the cutter includes an elongated hollow tube having a distal end defining a cutting edge; a needle slidably disposed within the cutter, the needle includes a piercing tip and defines a tissue receiving section adjacent the piercing tip, the needle being configured to deliver suction to the tissue receiving section to draw a portion of tissue therein, wherein the cutter selectively severs the portion of tissue while it is held in the tissue receiving section; and a single drive cable operatively attached at one end to the housing, wherein the drive cable moves the cutter causing the cutter to sever the portion of tissue and selectively moves the needle relative to the housing.