Erector spinae plane block for postoperative analgesia in laparoscopic cholecystectomy: a case report.

The Erector Spinae Plane Block (ESP) is a novel regional technique for anesthesia or analgesia. Originally the ESP block was described in 2016 in a case report regarding analgesia intervention for a case of thoracic neuropathic pain. Since then, there has been growing interest and research adding experience about the ESP block as regional anesthetic and analgesic technique.

Pain point system scale (PPSS): a method for postoperative pain estimation in retrospective studies.

Purpose: Pain rating scales are widely used for pain assessment. Nevertheless, a new tool is required for pain assessment needs in retrospective studies.

Methods: The postoperative pain episodes, during the first postoperative day, of three patient groups were analyzed.