Method of forming a biopsy device

Plastic and nonmetallic article shaping or treating: processes – With severing – removing material from preform mechanically,... – Making hole or aperture in article

Reexamination Certificate

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Details

Other Related Categories

C264S262000, C264S275000

Type

Reexamination Certificate

Status

active

Patent number

07445739

Description

ABSTRACT:
A method for forming a needle assembly is provided. A distal portion of the needle can be formed of a first material which does not interfere with MRI imaging of a tissue receiving port disposed in the distal needle portion. A proximal needle portion can be formed of a second, different material, such as a metal. The proximal needle portion can provide strength and stiffness.

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