fig4
From: Uniportal video assisted thoracoscopic left upper bronchial sleeve lobectomy in a pediatric patient
![Uniportal video assisted thoracoscopic left upper bronchial sleeve lobectomy in a pediatric patient](https://image.oaes.cc/5047fcc1-4e97-4f8e-8f93-f239d1b0e9ea/3451.fig.4.jpg)
Figure 4. Intraoperative image showing the way of retracting the left main pulmonary artery to improve exposure of the bronchus