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Clinical Study of Transcutaneous Auricular Vagus Nerve Stimulation (taVNS) in Postoperative Analgesia Following Endoscopic Submucosal Dissection (ESD)

Clinical Study of Transcutaneous Auricular Vagus Nerve Stimulation (taVNS) in Postoperative Analgesia Following Endoscopic Submucosal Dissection (ESD)

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600119025
Enrollment
Unknown
Registered
2026-02-14
Start date
2026-02-15
Completion date
Unknown
Last updated
2026-02-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Gastrointestinal disease

Interventions

Experimental group:Provide real transcutaneous auricular vagus nerve stimulation
Control group:Provide fake transcutaneous auricular vagus nerve stimulation

Sponsors

Affiliated Hospital of Southwest Medicial University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 85 Years

Inclusion criteria

Inclusion criteria: 1. Patients with physical condition I-II as defined by the American Society of Anesthesiologists (ASA); 2. Aged between 18 and 85 years old; 3. Diagnosed with mucosal and submucosal lesions of the esophagus, stomach (such as early cancer, high-grade intraepithelial neoplasia, large flat polyps, etc.) or the colon and rectum, and scheduled to receive elective ESD treatment.

Exclusion criteria

Exclusion criteria: 1. History of chronic pain or long-term use of analgesics before the surgery; 2. Previous history of ESD surgery; 3. Mental illness; 4. Skin diseases affecting the auricle area; 5. Neuro-muscular diseases; 6. Complicated with serious diseases such as heart, lung, kidney, brain, and blood; 7. Have a tendency to severe bleeding; 8. Participated in other concurrent clinical trials; 9. Refused to cooperate with the study or refused to sign the informed consent form due to communication difficulties or other reasons.

Design outcomes

Primary

MeasureTime frame
Resting pain score at 24 hours postoperatively;Postoperative opioid consumption;

Secondary

MeasureTime frame
Incidence of postoperative nausea and vomiting;Incidence of postoperative urinary retention;Time to first flatus/defecation;Postoperative anxiety score;Postoperative sleep quality;

Countries

China

Contacts

Public ContactXiaowei Tang

Affiliated Hospital of Southwest Medicial University

583437126@qq.com+86 185 1330 7976

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 19, 2026