VentiPET is a radiotracer that works with Positron-Emitting Tomography (PET) scanners available in more than 1000 clinical centers in Europe. VentiPET can significantly reduce the time to diagnose pulmonary illnesses through PET imaging while providing outstanding information that truly represents pulmonary ventilation. It can be delivered on-demand and it represents no harm for the healthcare personnel as it is delivered to the patient through a supply system specially designed to retain the gas during a fast procedure and a further easy and safe disposal.