Efficacy and safety of a device used to prevent fogging and residue buildup on surgical optics during video-assisted thoracic surgical procedures (LacrimaSurg): a pilot in vivo study in 30 patients - Abreu, Igor Renato Louro Bruno de; Silva, Alessandra Rodrigues; Chiovatto, Eduardo; Abrao, Fernando Conrado; Younes, Riad N; Jacomo, Alfredo Luiz (Surgical endoscopy and other interventional techniques, 2022)