For purposes of sections 30-401 to 30-406:
(1) Agent of the ward includes any person appointed as an agent under a power of attorney executed by or on behalf of a ward or which purports to have been executed by or on behalf of a ward;
(2) Conservator or guardian includes a special fiduciary appointed by a court to investigate the actions of an agent of the ward, the conservator, or the guardian;
(3) Personal representative includes a special administrator; and
(4) Ward means an incapacitated person or a protected person as defined in section 30-2601.