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Fig. 1 | BMC Pulmonary Medicine

Fig. 1

From: Real-time ultrasound-guided laryngeal mask assisted percutaneous dilatational tracheostomy versus bronchoscopy-guided percutaneous dilatational tracheostomy in critically ill patients: a randomized controlled trial

Fig. 1

A: Ultrasound longitudinal view of the neck showing the cricoid cartilage and the tracheal rings. B: Ultrasound cross-section of the neck showing the thyroid isthmus, tracheal cartilage, and the tracheal lumen. C: Bronchoscopy view of the inner lumen of the trachea showing the green guide wire coming from the 12 O’clock position and directed caudally. The arrow points to the best site for needle insertion between the second and third tracheal rings. The dotted line measures the distance from the skin to the tracheal cartilage. C, cricoid cartilage; I, first tracheal ring; II, second tracheal ring; III, third tracheal ring; Th, thyroid gland; IC, internal carotid

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BMC Pulmonary Medicine

ISSN: 1471-2466

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