Transcutaneous auricular vagus nerve stimulation for postoperative pain after laparoscopic gastrointestinal tumour surgery: a randomized controlled trial
Yi Y, Li Y, Luo G, Fang Y, He L, Ni H, Wu H, Li M, Xia S, Wu W, et al.
Pain and Therapy · 2026
Key finding
Blinded RCT found taVNS reduced 24-hour pain scores and postoperative opioid use and shortened time to first flatus after laparoscopic GI surgery.
- Condition
- Postoperative Recovery
- Stimulation
- taVNS
- Evidence tier
- Randomised Controlled Trial
- Participants
- —
Cite this study
Yi, Y., Li, Y., Luo, G., Fang, Y., He, L., Ni, H., Wu, H., Li, M., Xia, S., Wu, W., Ma, L., & Yu, L. (2026). Transcutaneous auricular vagus nerve stimulation for postoperative pain after laparoscopic gastrointestinal tumour surgery: a randomized controlled trial. Pain and Therapy, 15(3), 681-695. https://doi.org/10.1007/s40122-026-00825-y
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Summary by Vagus Research. Always consult the primary source for the authoritative record.