About this trial
The study propose that using femoral rami obturator nerve trunk(FRONT) block may help postoperative analgesia in nail femur surgeries. The technique is relatively new, introducing one needle to target two nerve blocks in the same entry point. The block spare motor fibers of femoral nerve so it may help both early mobilization and effective analgesia, which in turn enhance early recovery and better outcomes.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
the elderly age≥60 years
American Society of Anesthesiologists (ASA) classification 1-2
patients who undergoing surgery for intramedullary nail surgery.
Disqualifiers
patient refused to participate and consent
patients with a history of mild cognitive impairment (MCI), dementia, and delirium
patients with known preoperative infections (pulmonary infection, urinary infection, and sepsis).
coagulopathy
Trial design
Parallel
Treatments tested in this trial
Femoral rami obturator nerve trunk (FRONT) block
Procedure/Surgeryultrasound-guided FRONT block will be performed at the infrainguinal level, targeting the iliopsoas plane. Using the same needle approach, the subpectineal compartment will be also accessed . We will use ultrasound and electrical nerve stimulation guidance (0.4 mA, 0.1 ms, without eliciting a motor response) to avoid direct involvement of the femoral nerve. A total of 40 mL (20 mL for the iliopsoas plane and 20 mL for the subpectineal compartment) of 0.125% plain levobupivacaine will be administered.
Multimodal systemic analgesia
DrugStandard postoperative protocol: * IV nalbuphine (6 mg bolus PRN when NRS\>4 ) * IV paracetamol 1g every 6 hours * IV ketorolac 30 mg every 8 hours PRN (NRS \>4)
Treatment groups
Trial outcomes
Primary outcomes
Postoperative analgesia
Pain level will be assessed after spinal anesthesia is resolved using rest/dynamic numeric rating scale (NRS) with patients rating their pain on a scale from 0 to 10. On this scale, 0 means "no pain" and 10 means "the worst pain imaginable"
Secondary outcomes
Opioid consumption
First analgesic request time and total opioid consumption will be recorded
Motor function
Motor function will be assessed using Modified Bromage scale after spinal anesthesia has been resolved, where score 0 means full movement, and 4 means complete motor loss.
Complication
any complication either surgical or side effects will be recorded (vomiting, allergy, urinary retention, etc.)
Sponsors and contacts
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