Low and Mid-Rectal Cancer
Conditions
Interventions
Trial Group:The electroacupuncture intervention will commence on the first day after surgery, before the urinary catheter is removed. It will be performed once per day and will continue until the cath
Placebo Group:The control group received sham electroacupuncture at identical acupoints using a blunt, non-penetrating needle. The sham needle was visually identical to the genuine device, but with th
Sponsors
West China Hospital, Sichuan University
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: 1. Patients aged >=18 and <=80 years; 2. Diagnosis of rectal cancer (stage ?-?) based on patient complaint, physical examination, laboratory tests, imaging studies, and colonoscopic biopsy, with reference to the diagnostic criteria of the Chinese Guidelines for Diagnosis and Treatment of Colorectal Cancer (2023 edition); 3. Distance from the lower edge of the tumor to the anal verge =10 cm; 4. Preoperative American Society of Anesthesiologists (ASA) classification of ?-?; 5. All patients underwent standard laparoscopic total mesorectal excision (TME); 6. Patients voluntarily participated in the study and provided written informed consent.
Exclusion criteria
Exclusion criteria: 1. Preoperative ultrasound post-void residual (PVR) volume >100 mL. 2. Pre-existing urinary tract infection, urinary tract obstruction, congenital urogenital anomalies, or preoperative indwelling urinary catheterization. 3. Patients with psychiatric disorders on long-term psychotropic medications; severe cardiopulmonary dysfunction; severe autoimmune diseases; severe hepatic or renal insufficiency; severe hematologic disorders; or severe systemic infections. 4. Patients who underwent intraoperative cystostomy, ureteral injury repair, or required conversion to open surgery. 5. Patients receiving palliative surgery, emergency surgery, or combined resection of organs other than the rectum. 6. Patients transferred to the intensive care unit (ICU) postoperatively. 7. Incomplete medical records, laboratory data, or imaging studies. 8. Metal allergy, severe needle phobia, intolerance to electroacupuncture, or receipt of electroacupuncture therapy within the previous month. 9. Implantation of cardiac pacemakers or other electrical stimulation devices. 10. Requirement for epidural anesthesia, inability to undergo general anesthesia, failure to provide informed consent, or withdrawal from the study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The occurrence of urinary retention following postoperative catheter removal.; | — |
Secondary
| Measure | Time frame |
|---|---|
| The rate of urinary catheter reinsertion within 24 hours (after removal);Patient Acupuncture Acceptability Questionnaire;Patient Voiding Symptom Assessment Scale;Occurrence of urinary tract infection during the hospital stay;Incidence of postoperative surgical complications;Time to first postoperative flatus and bowel movement;Time to first postoperative liquid diet intake;Length of postoperative hospital stay;Incision healing status; | — |
Countries
China
Contacts
Public ContactYang Lie
West China Hospital, Sichuan University
Outcome results
None listed