<p>A biopsy device having a translating and rotating cutter is disclosed. The translational speed of the cutter is varied using a variable pitch member. The variable pitch member can include a shaft having a relatively coarse threaded portion for rapid cutter advance and a relatively finer threaded portion for cutter advance during tissue severing.</p>
申请公布号
EP1603462(B1)
申请公布日期
2015.07.15
申请号
EP20040714109
申请日期
2004.02.24
申请人
DEVICOR MEDICAL PRODUCTS, INC.
发明人
THOMPSON, BENNIE;MCCOMBS, BETH;HUNT, V. JOHN;KERTCHAM, JOHN;HIBNER, JOHN, A.