Effect of the Quadratus Lumborum Block Versus the Lumbar Plexus for Spiral Thighplasty Surgery (QLB&LPB)

Menoufia University

Status

Active, not recruiting

Conditions

Analgesia

Treatments

Other: Ultrasound-Guided Trans-muscular QLB

Other: Ultrasound-Guided Posterior Lumbar Plexus (Psoas Compartment) Block

Study type

Interventional

Funder types

Other

Identifiers

NCT07280182

Menoufia University (Registry Identifier)

11/2025ANET2

Details and patient eligibility

About

Whether trans muscular QLB provides postoperative analgesia compared with LPB after thigh lift surgery

Full description

Adequate analgesia after spiral thigh reduction (thigh lift) is essential for early mobilization and patient satisfaction. Quadratus lumborum block (QLB) has shown analgesic efficacy comparable to lumbar plexus block (LPB) for hip area surgery with potential advantages in motor-sparing and safety

Enrollment

42 patients

Sex

All

Ages

18 to 55 years old

Volunteers

No Healthy Volunteers

Inclusion criteria

ASA ( American Society of Anaesthesia) I-II
elective bilateral spiral thigh lift under general anesthesia
consent to regional block and trial participation

Exclusion criteria

Coagulopathy or therapeutic anticoagulation not meeting ASRA safety windows
infection at injection sites
allergy to local anesthetics
preexisting significant neuropathy
BMI > 35 kg/m² if impeding ultrasound visualization; renal/hepatic failure; pregnancy; inability to use NRS; chronic opioid use >60 mg oral morphine equivalents/day; contraindication to study analgesics.