What is the purpose of an endotracheal tube ET stylet?

Observe the step-by-step operation and see practical examples of usage. In this video, we demonstrate how our advanced detection device automatically calibrates without manual operation, identifies suspicious particles through its built-in microscope, and assesses ignition risks to stop the laser automatically. You'll see how it penetrates various materials and explore its extensive spectrum libraries containing over 13,000 species, including narcotics, explosives, and toxic substances.