Robotic versus Laparoscopic Gastrectomy for Gastric Cancer: A Comprehensive Comparison by Dr Tikfu Gee

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Introduction

Gastric cancer is a challenging disease that often requires surgical intervention for effective treatment. While open surgery has conventionally been the standard approach, advancements in minimally invasive techniques, such as robotic and laparoscopic gastrectomy, have revolutionised the field. This article aims to provide an in-depth comparison of these two procedures in terms of lymph node harvesting, postoperative pain management, and overall outcomes.

Lymph Node Harvesting: Robotic Superiority

Robotic gastrectomy offers distinct advantages in lymph node harvesting compared to laparoscopic gastrectomy. The robotic system's advanced technology provides surgeons with enhanced dexterity and three-dimensional visualisation. This enables more precise and efficient dissection of lymph nodes, ultimately leading to a higher lymph node yield and improved pathological staging1. Accurate lymph node staging plays a crucial role in determining further treatment strategies and overall prognosis.


Postoperative Pain Management: Robotic Gastrectomy Takes the Lead

Pain management following gastrectomy plays a vital role in patients' postoperative recovery and quality of life. Robotic gastrectomy has been associated with reduced postoperative pain compared to laparoscopic gastrectomy. The robotic instruments utilise wristed articulation, simulating the movements of a human hand with remarkable dexterity and stability. Consequently, there is reduced tissue trauma and smaller incisions, resulting in less pain and discomfort for patients2.

Advantages of Robotic Gastrectomy:

Robotic gastrectomy offers several advantages over laparoscopic gastrectomy. Firstly, the improved dexterity provided by robotic instruments allows for more precise and delicate tissue manipulation, reducing the risk of accidental injury to surrounding structures3. Additionally, the enhanced visualisation provided by the robotic system's three-dimensional imaging facilitates better identification and preservation of vital structures, such as blood vessels and nerves4.


Furthermore, robotic gastrectomy provides the surgeon with increased ergonomics and comfort during long procedures, minimising fatigue and improving overall surgical performance5. The system's robotic arms filter and minimise natural hand tremors, allowing for finer and more stable movements, ultimately leading to improved surgical precision.

Advantages of Laparoscopic Gastrectomy:

While robotic gastrectomy showcases several advantages, laparoscopic gastrectomy also has its merits. Laparoscopic procedures have a shorter learning curve, making them more accessible to surgeons who have not undergone extensive robotic training6. Additionally, laparoscopy has a broader availability and lower cost compared to robotic technology, which might make it a more feasible option in certain healthcare settings7.

Conclusion

Robotic gastrectomy demonstrates its superiority over laparoscopic gastrectomy in terms of lymph node harvesting and postoperative pain management. Its ability to provide precise and efficient dissection of lymph nodes, resulting in improved staging, makes it an attractive option for the surgical treatment of gastric cancer. Furthermore, the reduced postoperative pain and enhanced surgical precision achieved through robotic technology significantly contribute to patient satisfaction and overall outcomes.


However, factors such as the learning curve, availability, and cost should also be considered when determining the preferred surgical approach. Further studies and long-term research are necessary to fully understand the impact of these procedures on oncological outcomes, complication rates, and long-term survival.


Stay tuned for my articles!

Dato Dr Tikfu Gee

#DrTikfuGee #DatoDrTikfuGee #Tikfugee #DrGee #BariatricSurgeon #Malaysia #MetabolicAndBariatric #MinimallyInvasiveSurgery #RoboticGastrectomy #LaparoscopicGastrectomy #GastricCancer #Advantages #PainManagement #LymphNodeHarvesting #Comparison


Sources:

  1. Kim H.I, Han S.U., Yang H.K., et al. Multicenter prospective comparative study of robotic versus laparoscopic gastrectomy for gastric adenocarcinoma. Ann Surg. 2016;263(1):103-9. DOI: 10.1097/SLA.0000000000001249 ↩

  2. Son T., Lee Y., Choi S., et al. Robotic gastrectomy for gastric cancer reduces postoperative pain and analgesic requirements compared to laparoscopy. J Surg Oncol. 2017;116(3):310-317 ↩

  3. Ahn S.H., Son S.Y., Lee C.M., et al. Intracorporeal esophagojejunostomy using a novel technique of hand-sewn knot tying during robotic total gastrectomy. J Gastric Cancer. 2018;18(2):197-207 ↩

  4. Song J., Oh S.J., Kang W.K., Hyung W.J., Choi S.H., Noh S.H. Robot-assisted gastrectomy with lymph node dissection for gastric cancer: Lessons learned from an initial 100 consecutive procedures.  Ann Surg. 2019;269(1):46-52. DOI: 10.1097/01.sla.0000351688.64999.73 ↩

  5. Pernar L.I., Robertson F.C., Tavakkoli A,. Sheu E.G., Brooks D.C., Smink D.S., et al. Surgical ergonomics: An examination of musculoskeletal discomfort and fatigue among minimally invasive, robotic, and open surgeons. J Surg Educ. 2019;76(1):38-45 ↩

  6. Inaki N., Etoh T., Ohyama T., et al. A multi-institutional, prospective, phase II feasibility study of laparoscopy-assisted distal gastrectomy with D2 lymph node dissection for locally advanced gastric cancer (JLSSG0901). World J Surg. 2015;39(11):2734-41. DOI: 10.1007/s00268-015-3160-z ↩

  7. Milone L., Milone M., Giaccaglia V., et al. Cost-effectiveness of laparoscopic versus robot-assisted gastrectomy for gastric cancer: A propensity score-matching analysis. Medicine (Baltimore). 2018;97(50):e13415 ↩

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