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Quadratus Lumborum Block Type 2 Versus Posterior Transversus Abdominus Plane Block

Not Applicable
Completed
Conditions
Regional Block
Registration Number
NCT04773730
Lead Sponsor
Mansoura University
Brief Summary

This patient population are at risk of adverse effects secondary to inadequate pain management such as inadequate maternal bonding and late ambulation.

Regional analgesia is preferred due to their opioid sparing effects and reduction in related adverse effects but the analgesia from these blocks is not known which one is superior to the other in the context of cesarean section

Detailed Description

The aim of this study is to compare the effect of posterior transversus abdominus plane block and quadratus lumborum type 2 for cesarean delivery.

The transversus abdominus plane(TAP) block provides sensory block from T6 to L1 for lower abdominal surgeries.

Quadratous lumborum type 2 block, the injection is posterior to the quadratus lumborum muscle. This method has the advantage of a more superficial point of injection with better ultrasonographic resolution.

Only one RCT was done in this context by Kalpana Verma and his colleagues comparing quadratus lumborum type 2 and posterior transversus abdominus plane block. That shows marked discrepancy with time to first analgesic request from the quadratus lumborum block in other abdominal surgeries

Recruitment & Eligibility

Status
COMPLETED
Sex
Female
Target Recruitment
100
Inclusion Criteria
  • American Society of Anesthesiologists physical status II parturient.
  • Singleton pregnancies with a gestation of at least 37 weeks.
  • Patients undergoing spinal anesthesia for cesarean deliveryvia a Pfannenstiel incision with exteriorization of the uterus.
Exclusion Criteria
  • Age < 19 or > 40 years.
  • Height<150 cm, weight < 60 kg, body mass index (BMI) ≥35 kg/m2.
  • Inability to comprehend or participatein pain scoring system.
  • Contraindications to spinal anesthesia (Coagulopathy, increased intracranial pressure, or local skin infection).
  • Hypersensitivity to any drugused in the study.
  • Hypertensive disorders of pregnancy.
  • Renal impairment or other contraindication to non-steroidal anti-inflammatory drugs.
  • Significant cardiovascular, renal or hepatic abnormalities.
  • Patients with history of opoid intake, drug abusers, psychiatric patients.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Primary Outcome Measures
NameTimeMethod
The analgesic durationwithin 24 hours after the surgery

the time measured from finishing the block till the first request of analgesia by the patient

Secondary Outcome Measures
NameTimeMethod
Non-invasive blood pressureat 1st, 2nd, 3rd, 4th, 10th, 16th and 22nd hours postoperatively

mmHg

Patient satisfaction24 hours after surgery

poor= 1, fair = 2, good = 3, excellent = 4

Heart rateat 1st, 2nd, 3rd, 4th, 10th, 16th and 22nd hours postoperatively

beat per minute

Postoperative pain at restimmediately and 1,2,3,4hour at postanesthesia care unit, then in the surgical ward at 6,8,10,12,18 and 24 h

100 centimetres visual analog scale (VAS) for pain, where zero is equal to no pain and hundred indicates the worst possible pain

Postoperative lower limb weaknesswithin 24 hours after surgery

reported by the patient during her first walk after surgery

Total postoperative analgesic consumption of of ketolac, paracetamol and fentanylwithin the first 24 hours after surgery

Patients with visual analog scale more than 30 will receive 30 mg of intravenous ketolac in addition to 1gm paracetamol which will be repeated every 8 hours intravenous infusion of every 8 hours. Intravenous administration of fentanyl bolus doses of 0.5 µg per kg per dose will be given if the visual analog scale remains more than 30

Postoperative pain on movement (attempted hip flexion) or coughingimmediately and 1,2,3,4hour at postanesthesia care unit, then in the surgical ward at 6,8,10,12,18 and 24 h

100 centimetres visual analog scale (VAS) for pain, where zero is equal to no pain and hundred indicates the worst possible pain

Postoperative nausea and vomitingwithin 24 hours after surgery

0= none, 1= mild, 2= moderate and 3= sever

Trial Locations

Locations (1)

El Mansoura

🇪🇬

El Mansoura, Egypt

El Mansoura
🇪🇬El Mansoura, Egypt
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