Randomised Controlled TrialtaVNS

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
View on DOI

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

Related studies in Postoperative Recovery

Summary by Vagus Research. Always consult the primary source for the authoritative record.

Stay Current with the Research

Join researchers and practitioners exploring the science of vagus nerve stimulation. Receive curated research summaries and evidence updates.

No spam. Unsubscribe at any time. We respect your privacy.