Min S, Cho Y, Park K, Lee Y, Park YS, Ahn S, Park DJ, Kim H.  Multi-DOF (Degree of Freedom) Articulating Laparoscopic Instrument is an Effective Device in Performing Challenging Sutures.  J Minim Invasive Surg 2019;22:157-163.  https://doi.org/10.7602/jmis.2019.22.4.157