Fig. 2From: Comparison of the safety and effectiveness of the four-hook needle and hook wire for the preoperative positioning of localization ground glass nodulesA 56-year-old female with a GGN in the right middle lobe who underwent CT-guided localization with a four-hook needle. (a) The lesion (black arrow) is observed on an axial CT image. (b) Postlocalization CT shows the relationship among the released anchor (white arrow), lesion (black arrow) and chest wall. (c) The end of the four-hook needle (white hollow arrow) is visualized during VATS.Back to article page