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Copyright ©The Author(s) 2015.
World J Gastrointest Surg. Nov 27, 2015; 7(11): 319-325
Published online Nov 27, 2015. doi: 10.4240/wjgs.v7.i11.319
Table 1 Summary of the studies investigating ventilation and aspiration with the laryngeal mask airway
Ref.GroupnVentila-toryefficiency (%)No. of insertionattempt (1st/2nd/3rd)Airway insertion time (s)OLP (cm H2O)Peak airway pressure before pneumoperi-toneum (cm H2O)Peak airway pressure after pneumoperi-toneum (cm H2O)Blood on mask (%)
Lu et al[12], 2002LMA-P4010033/7/0-29 ± 618.3 ± 324.1 ± 215
LMA-C408040/0/0-19 ± 417.6 ± 222.7 ± 3
Maltby et al[13], 2002LMA-P5092--34 ± 418 ± 525 ± 5-
Sharma et al[15], 2010LMA-P3010024/5/114.2 ± 5.538.9 ± 3.215.9 ± 3.221.5 ± 3.226.6
i-gel3010028/2/013.6 ± 4.235.6 ± 4.814.9 ± 2.920 ± 3.710
Beleña et al[16], 2011LMA-S10010091/0/012 ± 4.628.8 ± 5.217.5 ± 3.322.9 ± 10
Hoşten et al[17], 2012LMA-P2910027/2/015.6 ± 627 ± 4.76.8
--
LMA-S3010028/2/012.5 ± 627 ± 2.93.3
Beleña et al[18], 2013LMA-P6010051/9/011.2 ± 430.7 ± 619 ± 326 ± 53.3
LMA-S6010055/5/011.8 ± 226.8 ± 418 ± 424 ± 40