A Novel Design of Insertion Mechanism for Cannula Flexible Needle Applied in Minimally Invasive Surgery

Publisher: Bentham Science Publishers

E-ISSN: 2212-4047|12|3|215-222

ISSN: 1872-2121

Source: Recent Patents on Engineering, Vol.12, Iss.3, 2018-12, pp. : 215-222

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Abstract

Background: Needle insertion is commonly used in minimally invasive surgery. Cannula flexibleneedle, as one of the insertion needles is composed of a flexible cannula and a flexible stylet, both of whichneed to be driven independently. The coordination control of both motions can achieve a variety of 3D insertionpaths according to recent patents.lt;/Pgt