TENS Use for Post-cesarean Pain Management

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexFemale
Age18-45
SponsorHoly Family Hospital, Nazareth, Israel

About this trial

The aim of this randomized controlled trial is to evaluate the effectiveness of continuous 24-hour Transcutaneous Electrical Nerve Stimulation (TENS) as an adjunct to standard postoperative care for pain management following cesarean delivery. Eligible women undergoing cesarean delivery under spinal anesthesia will be randomly assigned in a 1:1 ratio to either the intervention group, which will receive continuous TENS in addition to standard postoperative analgesia, or the control group, which will receive standard postoperative analgesia alone. The primary outcome is the Quality of Recovery-15 (QoR-15) score assessed 24 hours after cesarean delivery.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Women aged 18-45 years.

Undergoing CD under spinal anesthesia.

Hemodynamically stable postoperatively.

Able to provide informed consent.

Disqualifiers

Undergoing CD under epidural or general anesthesia.

Skin lesions or infection at electrode placement sites.

Pacemaker or implanted electrical devices.

Neurological disorders affecting pain perception.

Trial design

Design model

Parallel

Treatments tested in this trial

  • TENS

    Device

    Participants randomized to the intervention group will receive TENS in addition to standard postoperative analgesia. TENS will be initiated within 2 hours after cesarean delivery and administered during the first 24 postoperative hours. Participants will be instructed to wear the device continuously during this period. Each TENS stimulation cycle will last 1 hour, using a frequency of 80 Hz, a pulse width of 200 µs, and an intensity of 20-40 mA. Participants will be encouraged to restart the stimulation program at the end of each hourly cycle for up to 24 hours. Stimulation may be temporarily discontinued in the event of discomfort or skin irritation, during mobilization or hygiene activities, or at the participant's request. All participants will additionally receive the institution's standard postoperative care and analgesic regimen following cesarean delivery.

Treatment groups

196 Participants
are divided into 2 treatment groups
Group A: TENS GroupExperimental treatment 1 intervention
Group B: No-TENS Control GroupNo intervention 0 interventions

Trial outcomes

Primary outcomes

1

Quality of Recovery-15 (QoR-15) total score

The Quality of Recovery-15 (QoR-15) is a validated 15-item patient-reported questionnaire that assesses postoperative recovery across five domains: pain, physical comfort, physical independence, psychological support, and emotional state. Each item is scored from 0 to 10, yielding a total score ranging from 0 to 150, with higher scores indicating better postoperative recovery.

Time frame
24 hours after cesarean delivery

Secondary outcomes

1

Postoperative pain intensity at rest

Pain intensity assessed using an 11-point Numeric Rating Scale (NRS) ranging from 0 (no pain) to 10 (worst imaginable pain) while at rest.

Time frame
2-4, 8-10, 24, and 48 hours after cesarean delivery
2

Postoperative pain intensity during movement

Pain intensity assessed using an 11-point Numeric Rating Scale (NRS) ranging from 0 (no pain) to 10 (worst imaginable pain) after 2-3 minutes of walking.

Time frame
2-4, 8-10, 24, and 48 hours after cesarean delivery
3

Satisfaction with pain control

Patient satisfaction with postoperative pain management measured using an 11-point NRS ranging from 0 (not satisfied) to 10 (very satisfied).

Time frame
24 and 48 hours after cesarean delivery
4

Total opioid consumption

Total rescue opioid use during the postoperative period, recorded as the number of tablets and total milligram dose.

Time frame
Within 72 hours after cesarean delivery

Other outcomes

Sponsors and contacts

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