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Fig. 1 | BMC Anesthesiology

Fig. 1

From: Ultrasound-guided parasternal intercostal nerve block for postoperative analgesia in mediastinal mass resection by median sternotomy: a randomized, double-blind, placebo-controlled trial

Fig. 1

a Surgical incision of patients with median sternotomy for mediastinal mass resection. b Anatomic localization and puncture points. c Position of the ultrasound transducer and needle. d Ultrasound image of the puncture rout and the spread of solution for PSI block. PMm, pectoralis major muscle; IM, intercostal muscle; LA, local anesthetic

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BMC Anesthesiology

ISSN: 1471-2253

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