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Copyright ©The Author(s) 2016.
World J Gastrointest Endosc. Jan 25, 2016; 8(2): 56-66
Published online Jan 25, 2016. doi: 10.4253/wjge.v8.i2.56
Figure 2
Figure 2 Esophageal myotomies. A: The original Heller myotomy, consisting of both anterior and posterior disruption of esophageal fibers; B: The most commonly performed Heller myotomy, with extension onto the stomach for 2-3 cm; C: Heller myotomy with minimal extension onto the stomach.