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Objective: The ability to localize pulmonary nodules via the robotic thoracic technique can be challenging at times. This is most evident when nodules are small and/or ground glass in nature. Information regarding methods available to localize these difficult nodules, while maintaining a minimally invasive robotic approach, is limited.
Methods: We describe a diagnostic and therapeutic method of combining electromagnetic navigational bronchoscopy with a total minimally invasive robotic approach that identifies these difficult-to-localize pulmonary nodules. The technique entails the use of electromagnetic navigational bronchoscopy to place a pleural dye marker with a subsequent pulmonary resection via a robotic thoracic approach.
Results: A cohort of 15 patients from August 2014 to December 2015 was reviewed. These patients underwent the combined approach of electromagnetic navigational bronchoscopy followed by a robotic pulmonary resection. Fourteen of the 15 patients had a successful combined procedure, which was confirmed with pathology. The range of the nodules was 0.8 to 2 cm. Methylene blue was used for pleural dye marking. On one occasion, the pleural dye was not able to be deciphered. There were no complications from either the electromagnetic navigational bronchoscopy or robotic portions of the procedure.
Conclusions: Pleural dye marking via electromagnetic navigational bronchoscopy can provide an effective method for localizing pulmonary nodules, while maintaining a minimally invasive robotic approach. This tactic allows one to obtain diagnostic tissue more efficiently, while limiting the potential inability to localize a nodule.
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http://dx.doi.org/10.1097/IMI.0000000000000440 | DOI Listing |
Proc Natl Acad Sci U S A
September 2025
Department of Evolutionary Ecology, Leibniz Institute for Zoo and Wildlife Research, Berlin 10315, Germany.
Animals can improve their decision-making abilities by integrating information from multiple senses, which is especially beneficial when living in fluctuating environments. However, understanding how wild predators may use multimodal sensing when hunting prey in split-second interactions remains largely unexplored. As nocturnal hunters, bats rely on echolocation to navigate and to locate evasive prey, yet they have retained functional vision, despite the associated costs.
View Article and Find Full Text PDFOper Neurosurg
September 2025
Carle Illinois College of Medicine, University of Illinois Urbana Champaign, Champaign, Illinois, USA.
Placement of an external ventricular drain (EVD) involves navigating a catheter into a lateral ventricle of the brain, allowing drainage of cerebrospinal fluid. This can be a life-saving procedure in emergency situations. Ventricular cannulation is classically performed freehand, using landmarks on the skull to align the trajectory.
View Article and Find Full Text PDFWorld J Hepatol
August 2025
Department of Interventional Therapy, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100021, China.
A recent study in examined the use of intravascular ultrasound (IVUS) for transjugular intrahepatic portosystemic shunt (TIPS) creation. The study concluded that IVUS significantly reduces procedure time, radiation exposure, and the number of needle passes compared to conventional fluoroscopic guidance. IVUS offers real-time visualization of the portal vein, but challenges remain in terms of equipment costs and the operator learning curve.
View Article and Find Full Text PDFBiol Lett
September 2025
Department of Biology, University of Konstanz, Konstanz, Germany.
Many insects rely on skylight polarization patterns to navigate their habitats. To perform this vital task, most insect species have evolved specialized ommatidia in the dorsal rim area (DRA) of their compound eyes, which are adapted to detect linearly polarized light in large patches of the sky. In this study, we conducted electrophysiological recordings of ultraviolet-sensitive photoreceptors in the DRA and other regions of the compound eyes in honeybees () and bumblebees () to map their receptive fields (RFs).
View Article and Find Full Text PDFNanophotonics
August 2025
Shenzhen International Graduate School, Tsinghua University, Shenzhen 518055, China.
Metasurfaces, capable of manipulating light at subwavelength scales, hold great potential for advancing optoelectronic applications. Generative models, particularly Generative Adversarial Networks (GANs), offer a promising approach for metasurface inverse design by efficiently navigating complex design spaces and capturing underlying data patterns. However, existing generative models struggle to achieve high electromagnetic fidelity and structural diversity.
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