Lack of Tumor Seeding of Hepatocellular Carcinoma After Percutaneous Needle Biopsy Using Coaxial Cutting Needle Technique
Katherine E. Maturen1,2,
Hanh V. Nghiem1,3,
Jorge A. Marrero4,
Hero K. Hussain1,
Ellen G. Higgins1,
Giovanna A. Fox1 and
Isaac R. Francis1
1 Department of Radiology, University of Michigan Hospitals, Ann Arbor, MI
48019-0030.
2 Present address: Department of Radiology, Stanford University Medical Center,
300 Pasteur Dr., Room H1307, Stanford, CA 94305-5227.
3 Present address: Department of Radiology, Beaumont Hospital, Royal Oak, MI
48073.
4 Department of Internal Medicine, Division of Gastroenterology, University of
Michigan Hospitals, Ann Arbor, MI 48019-0030.

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Fig. 1 Photograph shows 17-gauge introducer needle (top)
and 18-gauge spring-loaded biopsy gun with cutting needle (bottom)
(ASAP and Easy Core needles and Pinpoint introducer, Boston Scientific).
During biopsy, 17-gauge introducer needle remains in place along needle track
during multiple passes.
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Copyright © 2006 by the American Roentgen Ray Society.