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The Effect of Perioperative Transcutaneous Electrical Acupoint Stimulation Combined With Traditional Chinese Medicine on Gastrointestinal Function Recovery in Patients Undergoing Abdominal Surgery

the Effect of Perioperative Transcutaneous Electrical Acupoint Stimulation Combined With Traditional Chinese Medicine on Gastrointestinal Function Recovery in Abdominal Surgery Patients

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07081802
Enrollment
148
Registered
2025-07-23
Start date
2025-09-01
Completion date
2026-09-28
Last updated
2026-06-02

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

Conditions

ERAS, Traditional Chinese Medication (TCM)

Brief summary

Protocol Summary Project Name:Effect of Perioperative TEAS Combined with TCM on Gastrointestinal Function Recovery in Abdominal Surgery Patients Research Objective:To evaluate the impact of perioperative TEAS combined with TCM on postoperative gastrointestinal function, pain, adverse reactions, hospital stay, and complications, as well as its safety, aiming to enrich the ERAS and prehabilitation theory and promote the integration of TCM in surgical practice. Research Design:Prospective, randomized, open-label trial involving 148 abdominal surgery patients (Grade IV surgeries) randomly assigned 1:1 to the experimental group (TCM + TEAS + prehabilitation + ERAS) or the control group (prehabilitation + ERAS). Total Cases:148 Case Selection Inclusion Criteria: 1. Age 18-80, no severe gastrointestinal dysfunction; 2. Elective abdominal Grade IV surgeries (pancreas or colorectall surgeries) via open or laparoscopic methods; 3. Preoperative ASA classification I-III; 4. Signed informed consent. Exclusion Criteria: Severe comorbidities, skin abnormalities at acupoints, long-term use of gastrointestinal motility drugs, or other factors affecting the trial. Elimination Criteria: Poor compliance, significant missing data, or severe adverse events unrelated to the intervention. Treatment Plan TEAS combined with TCM from the day of surgery to postoperative day 4, alongside prehabilitation and ERAS. Efficacy Evaluation Primary Outcomes: Time to first flatus and defecation. Secondary Outcomes: Postoperative hospital stay, time to tolerate semi-liquid/solid food, nausea/vomiting, pain, bloating, first ambulation, 30-day readmission rate, WBC/CRP levels, and gastrin levels. Safety Evaluation: Any adverse events. Statistical Methods Continuous variables expressed as mean (SD) or median (IQR); independent t-test for normal distributions. Categorical variables summarized as frequencies/percentages, analyzed using χ² or Fisher's exact test. Group differences reported as 95% CI and two-sided P-values (P \< 0.05 significant). Preset subgroup analyses by surgery type and frailty.

Interventions

DRUGDa Jian Zhong Tang (Zanthoxylum, Ginger, Ginseng, Maltose)

"Da Jian Zhong Tang (Zanthoxylum, Ginger, Ginseng, Maltose)was administered orally twice daily from preoperative day 3 to postoperative day 3. The decoction aims to warm the middle jiao and promote gastrointestinal recovery, with dose adjustments based on syndrome differentiation.

TEAS was delivered at acupoints ST36/ST37 (10Hz continuous wave, 30min/session) once daily from intraoperative day to postoperative day 4. On surgery day, stimulation started 30min preoperatively for 1 hour. Intensity was adjusted to elicit deqi sensation.

OTHERERAS

"Standardized ERAS protocol included: (1) Preoperative carbohydrate loading; (2) Intraoperative goal-directed fluid therapy; (3) Minimally invasive surgery; (4) Multimodal opioid-sparing analgesia; (5) Early oral feeding (semi-liquid diet at 6h post-op); (6) Early ambulation (first mobilization at 8h post-op). Implemented by a multidisciplinary team.

(1) Exercise: Daily aerobic/resistance training (30min, 5×/week); (2) Nutrition: High-protein diet (1.5g/kg/day) + oral supplements if needed; (3) Psychological Support: Cognitive-behavioral therapy sessions (2×/week). Tailored to individual patient risk profiles.

Sponsors

Guang'anmen Hospital of China Academy of Chinese Medical Sciences
Lead SponsorOTHER
Second Affiliated Hospital of Nanchang University
CollaboratorOTHER
The First Hospital of Qinhuangdao
CollaboratorOTHER_GOV
Affiliated Hospital of Hebei University
CollaboratorOTHER
Handan Central Hospital
CollaboratorOTHER
Liaoning Cancer Hospital & Institute
CollaboratorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 80 Years
Healthy volunteers
No

Inclusion criteria

* Patients aged \>18 years with no severe preoperative gastrointestinal dysfunction (e.g., no chronic gastrointestinal diseases such as long-term constipation or diarrhea). * Scheduled abdominal Grade IV surgeries (limited to liver, gallbladder, pancreas, stomach, or intestinal procedures) performed via open or laparoscopic approach. * Preoperative American Society of Anesthesiologists (ASA) Physical Status Classification of I-III. * Patients and their families fully understand the study's purpose, methods, potential risks/benefits, and provide signed informed consent.

Exclusion criteria

* Comorbid severe systemic diseases. * Local skin abnormalities at acupoints (e.g.,broken skin, infection, allergies, or scarring). * Preoperative long-term use (\>1 month) of gastrointestinal motility-affecting drugs (e.g., mosapride, domperidone) that cannot be discontinued, or allergies to TCM components/electrode materials. * Psychiatric disorders or cognitive impairment rendering patients unable to comply with the study. Elimination Criteria: * Non-compliance with treatment protocols (e.g., receiving \<80% of planned sessions). * Significant missing data. * Occurrence of severe adverse events unrelated to the study intervention.

Design outcomes

Primary

MeasureTime frameDescription
Time to First DefecationTime to first defecation was recorded from the moment sugery finished until the first defecation occurred, with a maximum observation period of 4 daysDefined as the interval from the end of surgery to the first observed bowel movement.
Time to first flatusTime to first flatus was recorded from the moment sugery finished until the first flatus occurred, with a maximum observation period of 4 daysDefined as the interval from the end of surgery to the first passage of gas.
Serological MarkersMeasured preoperatively (day 1 before surgery) and on postoperative day 3.White blood cell (WBC) count and C-reactive protein (CRP)

Secondary

MeasureTime frameDescription
Postoperative Hospital StayTime to first defecation was recorded from the moment sugery finished until the first defecation occurred, with a maximum observation period of 4 daysPostoperative hospital stay was defined as the duration from end of surgery to hospital discharge, measured in days
Time to Tolerate Semi-Liquid and Solid FoodspostoperativeDefined as the interval from the end of surgery to the first successful intake of semi-liquid (e.g., congee, egg custard) or solid food without nausea, vomiting, or other gastrointestinal adverse reactions. Tolerance criteria: No nausea or vomiting within 4 hours after eating.
Postoperative Nausea and Vomiting (PONV)postoperative day 1 to day 7Assessed daily from postoperative day 1 to day 7 using a VAS (0-100 mm), where 0 = "no nausea" and 100 = "worst possible nausea." The frequency of nausea/vomiting episodes was recorded (intervals \>5 minutes counted as separate events).
Postoperative Painfrom postoperative day 1 to day 7Evaluated daily (days 1-7) using VAS (0-100), where 0 = "no pain" and 100 = "worst imaginable pain." Recorded at 8:00 AM for the preceding 24-hour period.
Time to First AmbulationTime to first Ambulation was recorded from the moment sugery finished until the first Ambulation occurred, with a maximum observation period of 4 daysDefined as the interval from the end of surgery to the first out-of-bed activity.
30-Day Readmission Ratepostoperative day 30The proportion of patients readmitted within 30 days after discharge due to surgery-related complications.
Serum gastrin levelsPreoperative day 1 Postoperative day 3 Postoperative day 7Assessed via ELISA or chemiluminescence at three time points:

Countries

China

Contacts

CONTACTQuanda Liu Liu
15549437482@163.com+8688001037

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jun 3, 2026