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Page 4 of 10             Ditonno et al. Mini-invasive Surg 2023;7:36  https://dx.doi.org/10.20517/2574-1225.2023.62




















                                     Figure 2. Docking of the Da Vinci SP® surgical system. SP: Single port.










































                             Figure 3. The SP access port with the multichannel port and robotic instruments. SP: Single port.

               the medullary layer and a 0 Vycril interrupted suture for the cortical layer. The bulldog clamp is then
               removed, and the specimen bagged (Endo Catch™, Medtronic, Dublin, Ireland) and extracted.


               The retroperitoneal access was first described by Maurice et al. using the SP1098 prototype on cadaver
               models. The authors performed a 2.5 cm transverse skin, anterior and inferior to the tip of the 12th rib.
               Division of the flank musculature and subsequent exposure and incision of the thoracolumbar fascia
                                                  [12]
               allowed for access to the retroperitoneum . Bang et al. compared the retroperitoneoscopic approach to the
               transperitoneal approach, reporting comparable outcomes. No significant difference in terms of OT and
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