Abstract
Background
Minimal access surgery has fast become the standard of care for many operative procedures, but is associated with lot of ergonomic stress to the surgeons performing these procedures, which may result in reduction in surgeon’s performance and work capacity. In this study, we evaluated the impact of structured training program in improving the ergonomic stress in trainee laparoscopic surgeons.
Methods
Laparoscopic surgeons were divided in 2 groups: trainee surgeons (ten) and expert surgeons (three). Baseline surface electromyography (sEMG) data were collected from bilateral deltoid, biceps brachii, forearm extensors, and pronator teres during a predefined suturing task on Tuebingen trainer with integrated porcine organs in both the groups. Trainee surgeons underwent 20 h of laparoscopic intra-corporeal suturing training and surface electromyography data were recorded at the end of training again and compared with baseline.
Results
Experts were found to have lower muscle activation (p < 0.05) and muscle work (p < 0.05) and better bimanual dexterity than the trainee surgeons at baseline. After training, the trainee surgeons showed significant improvement (p = 0.01), but still did not reach the values of the expert surgeons (p = 0.01). Right deltoid and pronator teres muscles were found to have maximal activity while performing intra-corporeal suturing.
Conclusion
Structured and focused training outside operation theater can significantly reduce unnecessary muscle activation of trainee laparoscopic surgeons and better dexterity leading on to lesser ergonomic stress and thus possibly may reduce the risk of development of future musculo-skeletal disorders.
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Washim Firoz Khan, Asuri Krishna, Atanu Roy, Om Prakash, Ashok Kumar Jaryal, Kishore K Deepak, Hemanga Bhattacharjee, Vishnubhatla Sreenivas, Virinder Kumar Bansal have declared that they have no conflicts of interest or financial ties to disclose.
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Khan, W.F., Krishna, A., Roy, A. et al. Effect of structured training in improving the ergonomic stress in laparoscopic surgery among general surgery residents. Surg Endosc 35, 4825–4833 (2021). https://doi.org/10.1007/s00464-020-07945-2
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DOI: https://doi.org/10.1007/s00464-020-07945-2