Perioperative Use of Erector Spinae Plane Block (ESPB) and Intravenous Lidocaine Infusion in Anesthetic Management of Spinal Surgery in Children

The patient will undergo an ESP blockade under the control of ultrasound during the implementation of anesthetic support. A local anesthetic will be injected into the fascial space of the muscles straightening the spine: ropivacaine 0.375%, 3 mg / kg, on both sides.

During the implementation of anesthetic support, the patient will receive a constant intravenous infusion of lidocaine: a loading dose of 1.5 mg/kg/ h (1 hour), followed by an infusion of 1 mg/kg/h for 24 hours during the perioperative period.