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. 2004 Dec;21(4):275–281. doi: 10.1055/s-2004-861562

Figure 1.

Figure 1

(A) Express Core Biopsy Device, Inrad® (Kentwood, MI). The biopsy device comes with a blue handle, which is pulled as shown in the figure to cock the biopsy device. After the blue handle locks, it is pushed back to its resting position. The device is now cocked and ready to fire. The red button at the back of the device is the firing trigger. There is a safety lock seen as a blue button at the back of the handle. The device can be adjusted to have a 13-mm, 23-mm, and 33-mm throw. (B) Bard® Monopty® biopsy instrument (C. R. Bard Inc., Covington, GA). To cock the biopsy device, the green knob at the back of the handle is twisted twice in the clockwise direction. The pink button also at the back of the handle is pressed to fire the device. This device has a 22-mm throw. (C) Single Action Biopsy Device (US Biopsy, LLC., Franklin, IN). This device is cocked by pulling on the plunger at the back of the handle. The plunger is then advanced to a point of resistance. The device is cocked in this position and is fired by pushing the plunger all the way. This device has a 20-mm throw.