DESCRIZIONE
Safety device for scuba diving, comprising a laptop (1) for receiving and operating signals, comprising: a sensor (2) for measuring gas bubbles generated in the body of a plunger, the sensor comprising means (2A) for fixing and functional coupling to the body of a plunger, connecting means (3) between the computer (1) and the sensor (2), the computer (1) containing circuits (12) for calculating a base table, of decompression stop duration, and a central unit (11) arranged to modulate each duration by adding a supplement calculated according to an increasing function of the importance of the measurement of the bubbles.