Abstract
Objective
With the increased adoption of robotic pancreaticoduodenectomy, the effects of unplanned conversions to an ‘open’ operation are ill-defined. This study aims to describe the impact of unplanned conversions of robotic pancreaticoduodenectomy on short-term outcomes and suggest a stepwise approach for safe unplanned conversions during robotic pancreaticoduodenectomy.
Methods
This is an analysis of 400 consecutive patients undergoing robotic pancreaticoduodenectomy in a single high-volume institution. Data are presented as median (mean ± SD), and significance is accepted with 95% probability.
Results
Between November 2012 and February 2023, 184 (46%) women and 216 (54%) men, aged 70 (68 ± 11.0) years, underwent a robotic pancreaticoduodenectomy. Unplanned conversions occurred in 42 (10.5%) patients; 18 (5%) were converted due to unanticipated vascular involvement, 13 (3%) due to failure to obtain definitive control of bleeding, and 11 (3%) due to visceral obesity. Men were more likely to require a conversion than women (29 vs. 13, p = 0.05). Conversions were associated with shorter operative time (376 (323 ± 182.2) vs. 434 (441 ± 98.7) min, p < 0.0001) but higher estimated blood loss (675 (1010 ± 1168.1) vs. 150 (196 ± 176.8) mL, p < 0.0001). Patients that required an unplanned conversion had higher rates of complications with Clavien–Dindo scores of III-V (31% vs. 12%, p = 0.003), longer length of stay (8 (11 ± 11.6) vs. 5 (7 ± 6.2), p = 0.0005), longer ICU length of stay (1 (2 ± 5.1) vs. 0 (0 ± 1.3), p < 0.0001) and higher mortality rates (21% vs. 4%, p = 0.0001). The conversion rate significantly decreased over time (p < 0.0001).
Conclusions
Unplanned conversions of robotic pancreaticoduodenectomy significantly and negatively affect short-term outcomes, including postoperative mortality. Men were more likely to require a conversion than women. The unplanned conversions rates significantly decreased over time, implying that increased proficiency and patient selection may prevent unplanned conversions. An unplanned conversion should be undertaken in an organized stepwise approach to maximize patient safety.
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Moran Slavin MD, Sharona B. Ross MD, Iswanto Sucandy MD, Sneha Saravanan BS, Cameron Syblis BS, Kaitlyn Crespo BS, Michael Trotto BS, and Alexander Rosemurgy MD have contributed to the conception & design of the study, the analysis & interpretation of data, critical revision of contents, and approval of the final version. The authors agree to be accountable for this manuscript’s contents.
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Sharona B. Ross, MD, is a consultant for Intuitive Surgical, Inc. (Sunnyvale, CA) and Ethicon (Cincinnati, OH). Dr. Ross receives educational grants for her Annual Women in Surgery Career Symposium from Intuitive Surgical, Inc. and Medtronic (Minneapolis, MN). Moran Slavin MD, Iswanto Sucandy MD, Sneha Saravanan BS, Cameron Syblis BS, Kaitlyn Crespo BS, Michael Trotto BS, and Alexander Rosemurgy MD have no conflicts of interest to disclose.
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Oral presentation during the 2023 SAGES Annual Meeting, Montreal, Canada—March 29th, 2023.
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Slavin, M., Ross, S.B., Sucandy, I. et al. Unplanned conversions of robotic pancreaticoduodenectomy: short-term outcomes and suggested stepwise approach for a safe conversion. Surg Endosc 38, 964–974 (2024). https://doi.org/10.1007/s00464-023-10527-7
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DOI: https://doi.org/10.1007/s00464-023-10527-7