A split-tip catheter for placement within the vasculature of a patient and for use in hemodialysis or other suitable procedures is disclosed. More particularly, the system and method reorders the text predictions based on modified probability values, wherein the probability values are modified according to the likelihood that a given text prediction will occur in the text inputted by a user. The object is suppressed based on the trust level. The terminal device holds a predetermined upper limit of power consumption. The top part of the drain tank 3 is connected with the balance pipe-connecting part 6 by a balance pipe 9. The invention also relates to a novel method for in situ regeneration of cofactors NAD+.