Feasibility and Safety of Single-Incision Laparoscopic Surgery in Gastric Benign and Malignant Diseases

Table 4

Required materials of single-incision laparoscopic distal gastrectomy and lymph node dissection.

Author	Patient’s position	Port system			Laparoscope			Instrument
		Single port	Trocars	Additional port	Tip	Diameter	Degree	Graspers	Retractor
Omori et al. [13]	Supine position with legs; spread far apart	No	3 (10, 5, 12)	2 mm; left subcostal midclavicular	Flexible	10	30	Rigid	2 mm mini-loop retractor;
Park et al. [14]	Not mentioned	Three-lumen single-port trocar OCTO	3 (5, 12, 12); 4 (5, 5, 5, 12)	2 mm; left subcostal area	Rigid	5	30	Prototype curved instruments	2 mm needle trocar
Ozdemir et al. [15]	Reverse Trendelenburg with legs in the Lloyed Davies position	Olympus Quadport	Not mentioned	No	Flexible tip; straight	10	30	Maryland forceps	Not mentioned
Kong et al. [16]	Supine posture with legs apart	No	3 (10, 5, 12)	No	Rigid	10	30	Rigid	No
Nonaka et al. [17]	Supine, split-leg position	No	3 (5, 5, 12)	2 mm right subcostal space	Flexible	5	Not mentioned	Not mentioned	2 mm mini-loop Mini-loop retractor