| 摘要 |
A biopsy needle comprising piercing means (1) designed to penetrate into an organic tissue and provided with a housing (12) designed to receive a sample (23) of said organic tissue, and a hollow body (3) slidable on said piercing means (1) between a first position wherein said piercing means (1) protrudes from said hollow body (3) for such a distance as to allow said housing (12) to be positioned outside said hollow body (3) and a second position wherein said housing (12) is positioned inside the hollow body (3), an end of the hollow body (3) being made sharp, said piercing means (1) are provided with an inner cavity (28) communicating with said housing (12), vacuum means being provided to generate a vacuum in said cavity (28).
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