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Intraoperative Computed Tomography Navigation During Thoracoscopic Segmentectomy for Small-sized Lung Tumors Sung Soo Chang, MD, Taku Okamoto, MD, Yoshimasa Tokunaga, MD, Takayuki Nakano, MD Seminars in Thoracic and Cardiovascular Surgery Volume 30, Issue 1, Pages (March 2018) DOI: /j.semtcvs Copyright © 2017 Elsevier Inc. Terms and Conditions
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Figure 1 Case 11, a patient who underwent S3 segmentectomy. Preoperative reconstructed 3D-CT images show the location of the lesion and the extent of lung parenchyma to be resected. (Color version of figure is available online.) Seminars in Thoracic and Cardiovascular Surgery , DOI: ( /j.semtcvs ) Copyright © 2017 Elsevier Inc. Terms and Conditions
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Figure 2 Case 1, a patient with 2 nodular shadows. Chest CT shows (A) a 1.5 × 1.2-cm nodule with speculated border on the left S1 + 2a and (B) a left S1 + 2c nodule that measures 0.6 cm × 0.4 cm and is in contact with the wall of a bulla. (C) The surface of the pleura on the intersegmental border is marked by the VIO soft coagulation system and clipping (arrowhead). A nonpalpable nodule is marked by double clips (arrow). (D) Using Vincent at the time of surgery, intraoperative 3D-CT images are reconstructed and colorized by a medical radiation technologist. A nonpalpable nodule is located just below the marking (double clips, arrow). The intersegmental border is marked by clipping (arrowhead). (Color version of figure is available online.) Seminars in Thoracic and Cardiovascular Surgery , DOI: ( /j.semtcvs ) Copyright © 2017 Elsevier Inc. Terms and Conditions
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Figure 3 Case 9 patient. (A) Chest CT findings shows a 2.5-cm ground glass nodule without solid component on the right S1. (B) The surface of the pleura on the intersegmental border is marked by clipping. (C) 3D images are reconstructed and colorized from intraoperative CT scan data. (Color version of figure is available online.) Seminars in Thoracic and Cardiovascular Surgery , DOI: ( /j.semtcvs ) Copyright © 2017 Elsevier Inc. Terms and Conditions
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Figure 4 Measurement of the surgical margin. The surgical margin is calculated from the corresponding cross-sectional image that was reconstructed from intraoperative CT data. The shortest distance of the tumor from the line connecting the clip on the pleura to the staples of the bronchial stump was considered as the surgical margin. Seminars in Thoracic and Cardiovascular Surgery , DOI: ( /j.semtcvs ) Copyright © 2017 Elsevier Inc. Terms and Conditions
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Three-dimensional images were reconstructed and colorized using Synapse Vincent from intraoperative computed tomography (CT) scan data. Seminars in Thoracic and Cardiovascular Surgery , DOI: ( /j.semtcvs ) Copyright © 2017 Elsevier Inc. Terms and Conditions
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