Editorial
Copyright ©2011 Baishideng Publishing Group Co.
World J Gastrointest Oncol. Oct 15, 2011; 3(10): 137-143
Published online Oct 15, 2011. doi: 10.4251/wjgo.v3.i10.137
Table 1 Summary of reports on robotic surgery for gastric tumors
Ref.YrCountryStudy designPatientsSurgerySample
Hashizume et al[26]2003JapanReviewRobot
Anderson et al[27]2007USACase seriesGastric adenocarcinoma onlyRobot7
Hyung et al[28]2007South KoreaReview, Nonrandomized comparativeGastric adenocarcinoma onlyInitial Robot10
Initial Lap.10
Recent Lap.10
Patriti et al[29]2008ItalyCase seriesGastric adenocarcinoma onlyRobot13
Pugliese et al[30]2009ItalyNonrandomized comparativeGastric adenocarcinoma onlyRobot9
Lap.46
Song et al[31]2009South KoreaNonrandomized comparativeGastric adenocarcinoma onlyInitial Robot20
Initial Lap.20
Recent Lap.20
Song et al[32]2009South KoreaCase seriesGastric adenocarcinoma onlyRobot100
Hur et al[33]2010South KoreaCase seriesGastric adenocarcinoma onlyRobot7
Pugliese et al[34]2010ItalyNonrandomized comparativeGastric adenocarcinoma onlyRobot16
Lap.48
Kim et al[35]2010South KoreaNonrandomized comparativeGastric adenocarcinoma onlyRobot16
Lap.11
Open12
Ryu et al[36]2010South KoreaCase seriesGastric adenocarcinoma and gastric SMTRobot2
Lap.19
Buchs et al[37]2010SwizerlandCase seriesGastric SMT onlyRobot5
Table 2 Patients’ characteristics and operative outcomes
Ref.SurgerySampleSex (M:F)Mean age (yr)Mean BMI (kg/m2)Operation time (min)Blood loss (mL)Conversion (%)
Anderson et al[27]1Robot74:364 (53-80)25.8 (19.3-29.3)420 (390-480)300 (100-900)0
Hyung et al[28]Initial Robot106:454 (35-73)23.4 (20.8-26.7)253 (200-316)-0
Initial Lap.108:25523.9 (16.9-29.6)337 (285-450)-0
Recent Lap.107:35623.1 (19.5-26.1)164 (120-200)-0
Patriti et al[29]Robot131:168.4 ± 11.926.13 ± 4.73286.0 ± 32.6103.0 ± 87.5-
Pugliese et al[30]Robot9---350 ± 71 (240-460)92 ± 58 (50-200)-
Lap.46---236 ± 20 (145-360)156 ± 57 (45-250)-
Song et al[31]Initial Robot208:1251.6 ± 12.523.4 ± 2.1230.0 ± 34.9a94.8 ± 121.50
Initial Lap.2014:662.5 ± 12.923.6 ± 3.6289.5 ± 59.3-0
Recent Lap.2013:755.0 ± 5.822.4 ± 2.1134.0 ± 40.039.5 ± 27.70
Song et al[32]Robot10054:4655.4 ± 13.0 (25-89)23.3 ± 2.74 (17.0-30.1)231.3 ± 43.2 (155-330)128.2 ± 217.5 (12-1400)0
Hur et al[33]Robot74:362 (35-72)-205 (190-240)--
Pugliese et al[34]Robot16---344 ± 62 (240-460)90 ± 48 (50-200)12
Lap.48---235 ± 23 (145-360)148 ± 53 (45-250)6
Kim et al[35]Robot1610:653.8 ± 15.621.3 ± 3.4a259.2 ± 38.9a30.3 ± 15.1a-
Lap.1110:157.9 ± 13.125.3 ± 2.5203.9 ± 36.444.7 ± 37.1-
Open129:356.0 ± 12.425.2 ± 1.9126.7 ± 24.178.8 ± 74.1-
Table 3 Postoperative courses
Ref.SurgerySampleOral feeding (d)First flatus time (d)Postoperative hospital stay (d)Total complication (%)
Anderson et al[27]1Robot74 (2-8)-4 (3-9)14.3
Hyung et al[28]Initial Robot1042.96.0 (5-10)-
Initial Lap.104.83.16.9 (5-8)-
Recent Lap.104.33.36 (5-8)-
Patriti et al[29]Robot13--11.2 ± 4.346.2
Pugliese et al[30]Robot95 ± 1.1-11 ± 1 (10-13)-
Lap.465 ± 0.8-10 ± 2.5 (7-24)-
Song et al[31]Initial Robot204 ± 03 ± 0.405.7 ± 1.05
Initial Lap.204.95 ± 1.473 ± 0.407.7 ± 3.55
Recent Lap.204.1 ± 0.453.25 ± 0.586.2 ± 3.110
Song et al[32]Robot1004.2 ± 1.2 (3-15)2.9 ± 0.5 (1-4)7.8 ± 17.1 (5-175)14
Pugliese et al[34]Robot164.8 ± 1.3-10 ± 3 (10-13)12
Lap.485 ± 0.8-10 ± 2.6 (7-24)14.5
Kim et al[35]Robot16-3.2 ± 1.15.1 ± 0.3a-
Lap.11-3.6 ± 0.96.5 ± 0.8-
Open12-3.4 ± 0.96.7 ± 1.4-
Table 4 Pathologic outcomes
Ref.PatientsSurgerySampleLN dissection (D1+αorβ/D2)LN harvested (number)Stage (Ia/Ib/II)
Anderson et al[27]1Gastric adenocarcinoma onlyRobot7-24 (17-30)2/2/2
Hyung et al[28]Gastric adenocarcinoma onlyInitial Robot10-34 (16-50)-
Initial Lap.10-29.2 (12-54)-
Recent Lap.10-37.8 (26-51)-
Patriti et al[29]Gastric adenocarcinoma onlyRobot13-28.1 ± 8.33/3/6
Pugliese et al[30]Gastric adenocarcinoma onlyRobot9-27.5 ± 5 (18-40)-
Lap.46-31.5 ± 9.5 (20-45)-
Song et al[31]Gastric adenocarcinoma onlyInitial Robot2016/435.3 ± 10.519/1/10
Initial Lap.2010/1031.5 ± 17.114/4/2
Recent Lap.2012/842.7 ± 14.919/0/1
Song et al[32]Gastric adenocarcinoma onlyRobot10058/4236.7 ± 13.3 (11-83)74/16/4
Hur et al[33]Gastric adenocarcinoma onlyRobot7---
Pugliese et al[34]Gastric adenocarcinoma onlyRobot16-25 ± 4.5 (18-40)-
Lap.48-31 ± 8 (20-45)-
Kim et al[35]Gastric adenocarcinoma onlyRobot162/1441.1 ± 10.9-
Lap.113/837.4 ± 10.0-
Open120/1243.3 ± 10.4-