BIOPSY NEEDLE HAVING THREE USAGE MODES

Abstract: the present application relates to a biopsy needle having three usage modes, comprising an upper cover, a base, an inner needle assembly, an outer needle assembly, a loading assembly, a first rear emission assembly, a second rear emission assembly, a first side emission assembly and a second side emission assembly. the outer needle assembly and the inner needle assembly are loaded in sequence by the loading assembly, the inner needle assembly is emitted by the first rear emission assembly or the first side emission assembly, the outer needle assembly is emitted by the second rear emission assembly or the second side emission assembly, and the inner needle assembly can also be emitted by the second rear emission assembly or the second side emission assembly when it is not emitted, so that three usage modes are provided for users, and the users can select a rear emission or side emission operation.

Inventor(s): Qingyuan Zeng, Weihua Zeng, Bo Feng

CPC Classification: A61B10/0233 (Instruments for taking cell samples or for biopsy {( and take precedence; needle locating or guiding means ; samplers for enzymology or microbiology ; sampling or preparing biological specimens )})

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