| 摘要 |
A device (1) for treatments of endoscopic resection/removal of tissues, comprising: - a handpiece apt to be held by an user; - an external tubular element (3) comprising a proximal end, a distal end and a cutting aperture disposed at said distal end; - an internal tubular element (4) apt to be pivotally housed in said external tubular element (3) and comprising a proximal end, a distal end and a cutting tip at its distal end. The device also comprises guide means (5) for rotating and/or oscillating the internal tubular element (4) with respect to the external tubular element (3). The guide means (5) comprise an electric motor (19) and electric feeding means for the electric motor (19) and are contained completely inside the handpiece (2).
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