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Biopsy device

  • US 8,740,811 B2
  • Filed: 02/11/2010
  • Issued: 06/03/2014
  • Est. Priority Date: 02/16/2009
  • Status: Expired due to Fees
First Claim
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1. A biopsy device comprisingan inner cannula having a cutting edge;

  • an outer hollow tube extending beyond said inner cannula and having an ellipse shaped cutting tip, wherein the extended ellipse shaped tip of the outer hollow tube is blunt at its most distal end; and

    a handle removably attached to the outer hollow tube and comprising a pressure release system for the inner cannula, which includes a perforated indentation thereon configured to control pressure release from the inner cannula by a finger of a manipulator.

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