Laparoscopic Roux-en-Y Gastric Bypass (LRYGB)

  • Kazunori KasamaEmail author


Since Wittgrove and Clark published their initial results on laparoscopic gastric bypass in 1993 [1], the procedure has seen an increase in acceptance around the world. Now, LRYGB (Fig. 6.1) is the most popular procedure in the field of bariatric surgery worldwide [2]. There is, however, no uniform way that LRYGB is performed. This is most noticeably reflected in the number of different ways in which gastrojejunostomy is performed as below:


Staple Line Gastric Pouch Internal Hernia Linear Stapler Roux Limb 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Supplementary material

albert neal thyroglossal duct cyst2 (4.29 GB)


  1. 1.
    Wittgrove AC, Clark GW, Tremblay LJ. Laparoscopic gastric bypass, Roux-en-Y: preliminary report of five cases. Obes Surg. 1994;4(4):353–7.PubMedCrossRefGoogle Scholar
  2. 2.
    Buchwald H, Oien DM. Metabolic/bariatric surgery worldwide 2011. Obes Surg. 2013;23(4):427–36.PubMedCrossRefGoogle Scholar

Copyright information

© Springer-Verlag Berlin Heidelberg 2014

Authors and Affiliations

  1. 1.Weight Loss and Metabolic Surgery Center, Yotsuya Medical CubeChiyoda-ku, TokyoJapan

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