The invention discloses a stimulation device comprising: a belt (10) containing at least two vibration modules (5, 7, 9), wherein each of the at least two vibration modules (5, 7, 9) comprises: a pod (4) with a casing (6, 26) and a vibration pad (24) arranged within the casing (6, 26), and a vibration motor (20) with a flywheel (28) within the casing (6, 26), a control panel (15) operating said vibration motors (20) of the at least two vibration modules (5, 7, 9)； wherein the vibration motor (20) is mounted to the vibration pad (24) via at least one elastic motor housing (22). The invention further discloses the use of such a device for treating hypoventilation and respiratory depression and a method of treating hypoventilation and respiratory depression by fastening a belt (10) to the abdomen of a user and operating the belt (10), wherein the at least two vibration modules are externally applied to an abdominal region of a user to stimulate the diaphragm, to enhance pulmonary function.
