A cardiopulmonary resuscitation assistance device is described for use by a rescuer providing manual CPR. Embodiments of the present invention can afford users with the ability to control the diversity of content in responses provided by services based one or more detected themes of the responses. An operation is caused to be performed by the computing device that corresponds to the gesture. The permeate produced by the second unit which forms a first enriched flux is then sent to the third permeation unit to form a second enriched flux. The shock reduction mechanism includes a plurality of spring members and a pair of stopper portions.