A protective storage capsule is disclosed for a nasal cannula. Each biosignal is created in response to a user imagining an intended direction for each time segment. Prior to attachment, centerlines are marked on the log guide and the processed log, and the centerlines are aligned when the log guide is attached to the processed log. The flange has a first surface, a side tab, and an upper tab. In embodiments, the sequence of symbols is a sequence of letters representing nucleotides in a DNA or RNA sequence. The heating element is an induction heating element and an electronic driving unit is mounted on the appliance.