Breast augmentation surgery can cause important postoperative pain, especially when bilateral subpectoral implants are used. The investigators hypothesized that a technique of regional analgesia, the pectoral nerve block type I (or "PECS I block") would reduce pain within the first twenty-four hours and, in turn, morphine consumption and associated side effects. This is a randomized, controlled, double-blind study which compares intra and postoperative analgesia with or without PECS I block in breast surgery.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
56
Ropivacaine 3.75mg/mL Injection of a local anesthetic between pectoral major and pectoral minor muscles
20 mL saline 0.9%
Hôpital Roger Salengro, CHU de Lille
Lille, France
Morphine consumption
Morphine consumption by use of patient control analgesia within the first twenty-four hours after surgery.
Time frame: During the first 24 postoperative hours
First administration of morphine
Time elapsed between tracheal extubation and first administration of morphine
Time frame: During the first 24 postoperative hours
Post-operative nausea and/or vomiting
Number of nausea and/or vomiting episodes in the twenty-four hours after surgery
Time frame: During the first 24 postoperative hours
Intra-operative opioids consumption
Sufentanil consumption during anesthesia
Time frame: During procedure execution
Post-operative anti-emetic consumption
Consumption of anti-emetic drugs after surgery
Time frame: During the first 24 postoperative hours
Post-operative pain
Evaluation of post-operative pain with a digital scale from 0 to 10 in the first twenty four hours after surgery
Time frame: During the first 24 postoperative hours
4-point sedation scale
using WHO Sedation scale \- 0 = awake and alert /- 1 = quietly awake / - 2 = asleep but easily roused / - 3 = deep sleep
Time frame: During the first two postoperative hours
Aldrete score
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Aldrete Score is a medical scoring system for the measurement of recovery after anesthesia (post anesthesia) which includes activity, respiration, consciousness, blood circulation and color.
Time frame: During the first two postoperative hours
Time physiological function recovery
Ability to drink, to eat, to urinate, to walk
Time frame: During the first six postoperative hours after tracheal extubation