Abstract
Introduction
Work related injuries in minimally invasive surgery (MIS) are common because of the strains placed on the surgeon’s or assistant’s body. The objective of this study was to compare specific ergonomic risks among surgeons and surgical trainees performing robotic and laparoscopic procedures.
Materials and methods
Ergonomic data and discomfort questionnaires were recorded from surgeons and trainees (fellows/residents) for both robotic and laparoscopic procedures. Perceived discomfort questionnaires were recorded pre/postoperatively. Intraoperatively, biomechanical loads were captured using motion tracking sensors and electromyography (EMG) sensors. Perceived discomfort, body position and muscle activity were compared between robotic and laparoscopic procedures using a linear regression model.
Results
Twenty surgeons and surgical trainees performed 29 robotic and 48 laparoscopic procedures. Postoperatively, increases in right finger numbness and right shoulder stiffness and surgeon irritability were noted after laparoscopy and increased back stiffness after robotic surgery. Further, the laparoscopic group saw increases in right hand/shoulder pain (OR 0.8; p = 0.032) and left hand/shoulder pain (0.22; p < 0.001) compared to robotic. Right deltoid and trapezius excessive muscle activity were significantly higher in laparoscopic operations compared to robotic. Demanding and static positioning was similar between the two groups except there was significantly more static neck position required for robotic operations.
Conclusion
Robotic assisted surgeries led to lower postoperative discomfort and muscle strain in both upper extremities, particularly dominant side of the surgeon, but increased static neck positioning with subjective back stiffness compared with laparoscopy. These recognized ergonomic differences between the two platforms can be used to raise surgeon awareness of their intraoperative posture and to develop targeted physical and occupational therapy interventions to decrease surgeon WMSDs and increase surgeon longevity.
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This submission was funded by SAGES. Dr. Monfared, Dr. Umana, Mr. Asadi, and Mr. Colgate have no conflicts of interest or financial ties to disclose. Dr. Athanasiadis has an unrelated CTSI grant. Dr. Hernandez has an unrelated SAGES research grant for a different project and an unrelated CTSI grant. Dr. Yu has an unrelated grant from Intuitive Surgical, Inc. Dr. Stefanidis has unrelated research grants from ExplORer Surgical, Inc, and from Bard.
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Monfared, S., Athanasiadis, D.I., Umana, L. et al. A comparison of laparoscopic and robotic ergonomic risk. Surg Endosc 36, 8397–8402 (2022). https://doi.org/10.1007/s00464-022-09105-0
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DOI: https://doi.org/10.1007/s00464-022-09105-0