A portable system (1) is described, for heating, washing and sucking liquids for laparoscopic and laparotomic surgery, gynecology and urology, comprising: a trolley (3) for supporting and handling; a case (5) placed on the trolley (3) and composed of a first part made as a tank (7) for liquids equipped with an inclined bottom (9) to enable discharging liquids and cleaning the tank (7); and a second part containing at least one peristaltic pump (11) for sending a variable jet of liquid inside abdominal cavities, and at least one valve (13) for sucking liquids to wash the surgery field; a container (15) of liquids placed on the trolley (3) and equipped with a double pump (16) for taking and removing liquids into and from the tank (7); and a device (18) for keeping the temperature of liquids at an established maximum value.