This prospective randomized clinical trial aims to compare the effect of continuous erector spinae plane block versus continuous edge of laminar block on the quality of analgesia and diaphragmatic excursion in patients with unilateral traumatic multiple rib fractures.
Rib fractures occur in up to 12% of all trauma patients, most commonly due to blunt thoracic trauma, and pose a significant health care burden with their associated morbidity and mortality. The erector spinae plane block (ESB) is a myofascial plane technique in which a needle is inserted under ultrasound guidance deep to the erector spinae muscle group, allowing an infusion of local anesthetic to diffuse to both the dorsal and ventral rami of the spinal nerves, thereby supplying the rib cage. This technique can be used as a single-shot method or to facilitate the placement of a catheter, allowing for continuous infusion and/or intermittent bolus to provide long-lasting analgesia. The edge of laminar block (ELB) is a novel technique in which local anesthetics are injected at the lateral edge of the lamina. It has been proven to provide sensory analgesia during rib fractures.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
70
Patients will receive continuous ipsilateral erector spinae plane block.
Patients will receive continuous ipsilateral edge of laminar block.
Tanta University
Tanta, El-Gharbia, Egypt
RECRUITINGTotal morphine consumption
If the Numeric Rating Scale (NRS) is 4 or more IV morphine 3mg will be given.
Time frame: 4 days postoperatively
Degree of pain
The degree of pain will be assessed using the Numeric Rating Scale (NRS) at rest and on coughing will be assessed before the block, at 60 minutes after the block, and then every 8 hours for 4 days.
Time frame: 4 days postoperatively
Diaphragmatic excursion
Diaphragmatic excursion will be assessed before the block, at 60 minutes after the block, and then every 8 hours for 4 days.
Time frame: 4 days postoperatively
Incidence of adverse events
Incidence of adverse events such as hematoma, local anesthetic systemic toxicity, respiratory complications, pneumothorax, nausea, and vomiting.
Time frame: 4 days postoperatively
Forced vital capacity
Forced vital capacity (FVC) will be assessed before the block, at 60 minutes after block, and then every 8 hours for 4 days.
Time frame: 4 days postoperatively
Forced expiratory volume 1
Forced expiratory volume 1 (FEV1) will be assessed before the block, at 60 minutes after block, and then every 8 hours for 4 days.
Time frame: 4 days postoperatively
Forced expiratory volume 1 (FEV1)/Forced vital capacity (FVC)
Forced expiratory volume 1 (FEV1)/Forced vital capacity (FVC) will be assessed before the block, at 60 minutes after block, and then every 8 hours for 4 days.
Time frame: 4 days postoperatively
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