Fecha de publicación: 06/06/2024 Fuente: Wipo "Sensorization" A liquid delivery system cap device is provided. In some embodiments, an example cap device includes a body defining a cavity configured to receive at least a portion of a liquid delivery device, a first sensor configured to output a first sensor signal indicative of a plunger of the liquid delivery device, and a processor configured to detect a plunger of the liquid delivery device based on a variation in the sensor signal of the first sensor.