Minimally invasive surgery
- Expanding the boundaries of minimally invasive surgery: the feasibility of robotic natural orifice transluminal extraction colectomy and robotic no-incision colectomy in colorectal practice
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Thalia Petropoulou, Kyriacos Evangelou, Andreas Polydorou
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Ann Coloproctol. 2025;41(4):346-353. Published online August 28, 2025
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DOI: https://doi.org/10.3393/ac.2025.00647.0092
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Abstract
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- Purpose
Minimally invasive surgery offers reduced trauma, accelerated recovery, and shorter hospital stays. Robotic technology further enhances laparoscopic precision, particularly in colorectal procedures. This study investigated the safety and effectiveness of robotic natural orifice transluminal extraction colectomy (R-NOTEC) and robotic no-incision colectomy (R-NIC), comparing these techniques to the conventional robotic colectomy.
Methods
Outcomes of patients undergoing robotic-assisted colorectal resection—either conventional robotic colectomy or R-NOTEC/R-NIC—using a single docking technique at a tertiary hospital over 3 years were analyzed. All patients were managed according to established Enhanced Recovery After Surgery protocols.
Results
In total, 100 patients were included, with 25 receiving R-NOTEC or R-NIC. The median age was 65 years (range, 30–82 years), and the median body mass index was 31.0 kg/m2 (range, 20.1–43.0 kg/m2). The median length of stay was significantly shorter in the R-NOTEC/R-NIC group than in the conventional robotic group (2.0 days vs. 3.4 days, P=0.021). Other outcomes, such as circumferential resection margin status, lymph node yield, and mortality, were similar between groups. The R-NOTEC/R-NIC group exhibited a slightly lower complication rate, as well as less opioid use. No conversions to open surgery occurred in either group.
Conclusion
R-NOTEC/R-NIC offer significant promise in colorectal surgery by minimizing trauma, expediting recovery, and maintaining oncologic safety. Nevertheless, these procedures require specialized surgical expertise and careful patient selection. Further research should focus on long-term outcomes and standardization of these techniques.
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Citations
Citations to this article as recorded by

- Robotic-Assisted Surgery in Emergency General Surgery: A Prospective, Single-Center, Case Series
Thalia Petropoulou, Kyriacos Evangelou, Andreas Polydorou
Cureus.2025;[Epub] CrossRef
Minimally invasive surgery
- Comparison of chyle leakage between laparoscopic and open colectomy in patients with colon cancer: a systematic review and meta-analysis
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Tharin Thampongsa, Sitanun Saengsri, Pichet Wattanapreechanoni, Chairat Supsamutchai, Chumpon Wilasrusmee, Napaphat Poprom
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Ann Coloproctol. 2025;41(4):262-270. Published online August 27, 2025
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DOI: https://doi.org/10.3393/ac.2025.00045.0006
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Abstract
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Supplementary Material
- Purpose
Laparoscopic complete mesocolon excision (LCME) for right colonic cancer improves oncological outcomes. This meta-analysis aimed to compare the rate of chylous leakage between laparoscopic and open right colectomy with CME for right-sided colonic cancers.
Methods
A literature search was performed up to February 2022. The primary outcome was the rate of chylous leakage. Secondary outcomes included related surgical and clinical parameters. A meta-analysis was performed to calculate risk ratios.
Results
Eleven studies were included. The rate of postoperative chylous leakage was lower in laparoscopic surgery compared to open surgery (risk ratio, 0.63; 95% confidence interval, 0.33–1.20), although this difference was not statistically significant. LCME showed superior outcomes to open CME (OCME) in secondary outcomes, such as reduced blood loss, increased harvested lymph node count, and decreased overall morbidity.
Conclusion
There was no significant difference between LCME and OCME regarding the rates of chylous leakage, anastomosis leakage, or operative time. However, LCME demonstrated superiority in blood loss reduction, harvested lymph node number, and overall morbidity in patients undergoing surgery for right colon cancer.
Minimally invasive surgery
- Learning curve for single-port robot-assisted colectomy
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Moon Suk Choi, Seong Hyeon Yun, Sung Chul Lee, Jung Kyong Shin, Yoon Ah Park, Jungwook Huh, Yong Beom Cho, Hee Cheol Kim, Woo Yong Lee
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Ann Coloproctol. 2024;40(1):44-51. Published online December 20, 2022
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DOI: https://doi.org/10.3393/ac.2022.00745.0106
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5,786
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Abstract
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- Purpose
Since the introduction of robotic surgery, robots for colorectal cancer have replaced laparoscopic surgery, and a single-port robot (SPR) platform has been launched and is being used to treat patients. We analyzed the learning curve and initial complications of using an SPR platform in colorectal cancer surgery.
Methods
We reviewed 39 patients who underwent SPR colectomy from April to October 2019. All surgeries were performed by the same surgeon using an SPR device. A learning curve was generated using the cumulative sum methodology to assess changes in total operation time, docking time, and surgeon console time. We grouped the patients into 3 groups according to the time period: the first 11 were phase 1, the next 11 were phase 2, and the last 17 were phase 3.
Results
The mean age of the patients was 61.28±13.03 years, and they had a mean body mass index of 23.79±2.86 kg/m2. Among the patients, 23 (59.0%) were male, and 16 (41.0%) were female. The average operation time was 186.59±51.30 minutes, the average surgeon console time was 95.49±35.33 minutes, and the average docking time (time from skin incision to robot docking) was 14.87±10.38 minutes. The surgeon console time differed significantly among the different phases (P<0.001). Complications occurred in 8 patients: 2 ileus, 2 postoperation hemoglobin changes, 3 urinary retentions, and 1 complicated fluid collection.
Conclusion
In our experience, the learning curve for SPR colectomy was achieved after the 18th case.
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Citations
Citations to this article as recorded by

- A systematic review of the Da Vinci® Single-Port system (DVSP) in the context of colorectal surgery
Francesco Brucchi, Isacco Montroni, Roberto Cirocchi, Giovanni Taffurelli, Marco Vitellaro, Gianluca Mascianà, Giovanni Battista Levi Sandri, Gianlorenzo Dionigi, Sara Lauricella
International Journal of Colorectal Disease.2025;[Epub] CrossRef - Assessing the learning curve in robot-assisted intracorporeal colorectal anastomosis and transrectal extraction (NICE) procedure: from Initial Learning to Mastery
Jacques Bistre-Varon, Muhammed Elhadi, Robert Wei, Jimena Alcocer-Barrios, Ryan Gunter, Joshua Coursey, Priya Prakash, Erin McAtee, Haley Lanser, Rachel Ellsworth, Matthew Weaver, Jean-Paul LeFave, Eric M. Haas
Journal of Robotic Surgery.2025;[Epub] CrossRef - Short-term outcomes of single-port robotic surgery versus single-port laparoscopic surgery for colon cancer: a multicenter matched-cohort analysis
Gyoung Tae Noh, Young Il Kim, Seung Ho Song, Hye Jin Kim, Song-Soo Yang, Yong Sik Yoon, Ji Hoon Kim, Hyung Jin Kim, Byung Mo Kang, Chang Woo Kim, Suk-Hwan Lee, Jun Gi Kim, Yoon Suk Lee
Surgical Endoscopy.2025;[Epub] CrossRef - Da Vinci single-port robotic system current application and future perspective in general surgery: A scoping review
Francesco Celotto, Niccolò Ramacciotti, Alberto Mangano, Giacomo Danieli, Federico Pinto, Paula Lopez, Alvaro Ducas, Jessica Cassiani, Luca Morelli, Gaya Spolverato, Francesco Maria Bianco
Surgical Endoscopy.2024; 38(9): 4814. CrossRef - Wristed articulated instrumentation for single‐incision plus one‐port laparoscopic surgery for obstructed sigmoid colon cancer—A video vignette
Sung Uk Bae
Colorectal Disease.2024; 26(9): 1782. CrossRef - Evaluation of the da Vinci single-port system in colorectal cancer surgery: a scoping review
Arcangelo Picciariello, Alfredo Annicchiarico, Gaetano Gallo, Agnese Dezi, Ugo Grossi
Updates in Surgery.2024; 76(7): 2515. CrossRef
Malignant disease,Prognosis and adjuvant therapy,Colorectal cancer,Minimally invasive surgery,Surgical technique
- Is Laparoscopic Complete Mesocolic Excision and Central Vascular Ligation Really Necessary for All Patients With Right-Sided Colon Cancer?
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Gyung Mo Son, In Young Lee, Yoon Suk Lee, Bong-Hyeon Kye, Hyeon-Min Cho, Je-Ho Jang, Chang-Nam Kim, Kil Yeon Lee, Suk-Hwan Lee, Jun-Gi Kim, On behalf of The Korean Laparoscopic Colorectal Surgery Study Group
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Ann Coloproctol. 2021;37(6):434-444. Published online December 8, 2021
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DOI: https://doi.org/10.3393/ac.2021.00955.0136
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8,710
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296
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21
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23
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Abstract
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- Colon cancer treatment is on the way to evolution over several decades. The minimally invasive surgery has improved postoperative short-term outcomes. Adjuvant chemotherapy has prolonged the survival of advanced colon cancer patients. Hohenberger proposed the noble concept of complete mesocolic excision (CME) which consists of 3 components: plane surgery, sufficient longitudinal bowel resection, and central vascular ligation (CVL). Mesocolic plane surgery shares the same surgical principle of total mesorectal excision, which is maintaining the intact mesothelial envelope. However, there remain debates about the extent of bowel resection and the level of CVL for maximizing lymph node dissection. There is no solid clinical evidence for the oncological necessity and benefit of extended radical dissection in right hemicolectomy. CME with CVL based on open surgery has been adopted in laparoscopic surgery. So, it is also necessary to look at how the CME could be transformed and successfully implanted in the laparoscopic era. Recent rapid advances in surgical technology and cancer biology are preparing for fundamental changes in cancer surgery. In this study, we reviewed the history, oncological necessity, and compatibility of CME for the right hemicolectomy in the laparoscopic era and outline the new perspectives on the evolution of cancer surgery.
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Citations
Citations to this article as recorded by

- Optimal extent of lymph node dissection in clinical early-stage right colon cancer: a retrospective analysis
Hyeung-min Park, Jaram Lee, Soo Young Lee, Suk Hee Heo, Yong Yeon Jeong, Hyeong Rok Kim, Chang Hyun Kim
Annals of Surgical Treatment and Research.2025; 108(1): 49. CrossRef - Laparoscopic right hemicolectomy: a SICE (Società Italiana di Chirurgia Endoscopica e Nuove tecnologie) network prospective study on the approach to right colon lymphadenectomy in Italy: is there a standard?—CoDIG 2 (ColonDx Italian Group)
G. Anania, M. Chiozza, A. Campagnaro, F. Bagolini, G. Resta, D. Azzolina, G. Silecchia, R. Cirocchi, A. Agrusa, D. Cuccurullo, M. Guerrieri, V. Adamo, M. Ammendola, P. Angelini, M. Annecchiarico, G. Aprea, F. Autori, G. Baldazzi, A. Balla, G. Baronio, G.
Surgical Endoscopy.2024; 38(3): 1432. CrossRef - Retrocaecal, supracolic and medial dissection (the RESUME approach) as an optimal surgical procedure for right‐sided colon cancer—A Video Vignette
Hong‐min Ahn, Min Hyeong Jo, Mi Jeong Choi, Heung‐Kwon Oh, Duck‐Woo Kim, Sung‐Bum Kang
Colorectal Disease.2024; 26(7): 1480. CrossRef - Surgical treatment of right colon cancer
A. A. Nevolskikh, V. A. Avdeenko, I. P. Reznik, T. P. Pochuev, R. F. Zibirov, S. A. Ivanov, A. D. Kaprin
Siberian journal of oncology.2024; 23(3): 133. CrossRef - Effect of Fluorescence Lymph Node Mapping on Improving Diagnostic Values of CT D3 Lymph Node Staging for Right-Sided Colon Cancer
Gyung Mo Son, Tae Un Kim, Mi Sook Yun, ChangYeop Kim, In Young Lee, Su Bum Park, Dong-Hoon Shin, Gi Won Ha
Cancers.2024; 16(20): 3496. CrossRef - Robotic-Assisted Laparoscopic Complete Mesocolic Excision
Inci Sahin, Bilgi Baca
Digestive Disease Interventions.2023; 07(01): 024. CrossRef - A comparison of the efficacy and safety of natural orifice specimen extraction and conventional laparoscopic surgery in patients with sigmoid colon/high rectal cancer
Qiang He, Jing Huang, Liyun Niu, Chunbao Zhai
Journal of Surgical Oncology.2023; 127(7): 1160. CrossRef - Effect of intracorporeal anastomosis on postoperative ileus after laparoscopic right colectomy
Sangwoo Kim, Sung Uk Bae, Woon Kyung Jeong, Seong Kyu Baek, Young-Gil Son
Annals of Surgical Treatment and Research.2023; 104(3): 156. CrossRef - Surgical and oncological outcomes of laparoscopic right hemicolectomy (D3 + CME) for colon cancer: A prospective single-center cohort study
Xiaolin Wu, Yixin Tong, Daxing Xie, Haijie Li, Jie Shen, Jianping Gong
Surgical Endoscopy.2023; 37(8): 6107. CrossRef - Incidence and survival of adenocarcinoma with mixed subtypes in patients with colorectal cancer
Fan Zhang, Boqi Xu, Yao Peng, Zhongqi Mao, Shan Tong
International Journal of Colorectal Disease.2023;[Epub] CrossRef - Clinical Effectiveness of Fluorescence Lymph Node Mapping Using ICG for Laparoscopic Right Hemicolectomy: A Prospective Case–Control Study
Gyung Mo Son, Mi Sook Yun, In Young Lee, Sun Bin Im, Kyung Hee Kim, Su Bum Park, Tae Un Kim, Dong-Hoon Shin, Armaan M. Nazir, Gi Won Ha
Cancers.2023; 15(20): 4927. CrossRef - Early-Onset Colon Cancer: A Narrative Review of Its Pathogenesis, Clinical Presentation, Treatment, and Prognosis
Elvina C Lingas
Cureus.2023;[Epub] CrossRef - Do Laparoscopic Approaches Ensure Oncological Safety and Prognosis for Serosa-Exposed Colon Cancer? A Comparative Study against the Open Approach
Ji-Hyun Seo, In-Ja Park
Cancers.2023; 15(21): 5211. CrossRef - Ausmaß und Technik der chirurgischen Resektion beim Kolonkarzinom
Christoph Holmer
coloproctology.2022; 44(3): 149. CrossRef - Letter to the Editor Reply: ‘Mesocolon Excision in Right Colon Cancer: Is it a Real Oncological Procedure or a Mere Surgical Act?’
Tamara Díaz Vico, Luis Joaquín García Flórez
Annals of Surgical Oncology.2022; 29(9): 5855. CrossRef - Medical disease and ambulatory surgery, new insights in patient selection based on medical disease
Thomas Fuchs-Buder, Jacob Rosenberg
Current Opinion in Anaesthesiology.2022; 35(3): 385. CrossRef - Is the oncological impact of vascular invasion more important in right colon cancer?
Gyung Mo Son
Journal of Minimally Invasive Surgery.2022; 25(2): 49. CrossRef - Ileal long-segment ischemia after the unintended ligation of variant ileal branch during laparoscopic right hemicolectomy
Gyung Mo Son, Tae Un Kim, Dong-Hoon Shin, Joo-Young Na, In Young Lee, Shin Hoo Park
Journal of Minimally Invasive Surgery.2022; 25(3): 116. CrossRef - Multidisciplinary treatment strategy for early colon cancer
Gyung Mo Son, Su Bum Park, Tae Un Kim, Byung-Soo Park, In Young Lee, Joo-Young Na, Dong Hoon Shin, Sang Bo Oh, Sung Hwan Cho, Hyun Sung Kim, Hyung Wook Kim
Journal of the Korean Medical Association.2022; 65(9): 558. CrossRef - Direction of diagnosis and treatment improvement in colorectal cancer
In Ja Park
Journal of the Korean Medical Association.2022; 65(9): 540. CrossRef - Multidisciplinary Treatment Strategy for Early Colon Cancer: A Review-An English Version
Gyung Mo Son, Su Bum Park, Tae Un Kim, Byung-Soo Park, In Young Lee, Joo-Young Na, Dong Hoon Shin, Sang Bo Oh, Sung Hwan Cho, Hyun Sung Kim, Hyung Wook Kim
Journal of the Anus, Rectum and Colon.2022; 6(4): 203. CrossRef - Robot-Assisted Colorectal Surgery
Young Il Kim
The Ewha Medical Journal.2022;[Epub] CrossRef - It Is a Pleasure to Announce the Issue Titled “Master Class 2021” in Annals of Coloproctology
In Ja Park
Annals of Coloproctology.2021; 37(6): 349. CrossRef