Patent ID: 8864682

Claim:
A biopsy device, wherein the biopsy device comprises: (a) a needle, wherein the needle comprises: (i) a closed tip, (ii) a first lumen configured to receive a cutter, and (iii) a transverse tissue receiving aperture in fluid communication with the first lumen, wherein the transverse tissue receiving aperture is proximal to the closed tip; (b) a handpiece, wherein the needle extends distally from the handpiece, wherein the handpiece defines a housing; (c) a vacuum pump, wherein the vacuum pump is positioned within the housing of the handpiece; (d) a cutter, wherein the cutter is rotatable and translatable within the first lumen of the needle to sever tissue protruding through the transverse tissue receiving aperture, wherein the cutter defines a cutter lumen, wherein the vacuum pump is operable to draw severed tissue samples proximally through the cutter lumen; and (e) a motor positioned within the housing of the handpiece, wherein the motor is operable to drive the cutter.