A device for maxillary jawbone and dentition expansion andor retraction is configured for mounting within the mouth and connects the right and left halves of the skull. The method includes performing pre-gate processing in a NMOS region and a PMOS region over andor in a semiconductor body, and depositing a polysilicon layer over the semiconductor body in both the NMOS and PMOS regions. The device control module controls and monitors the operation of a cardiac assist device. Additionally, the dispersible absorbent products may be pre-moistened with a composition. The application further provides such polypeptides, nucleic acids, host cells andor compositions, for use in methods for the prevention andor treatment of cancer. Furthermore the invention relates to a method for designing an electrical circuit arrangement.