The invention relates to a method for producing an electrode lead of a pacemaker. In the method, a conductive linear structure and a carbon nanotube structure are provided. Conductive material is adhered to a surface of the carbon nanotube structure to form a carbon nanotube composite structure. The conductive linear structure is covered by the carbon nanotube composite structure to form a conductive linear composite structure.本發明提供一種起搏器電極線的製備方法,其包括以下步驟:提供一導電線狀結構及一奈米碳管結構;形成導電材料附著於所述奈米碳管結構的表面,從而形成一奈米碳管複合結構;以及將所述奈米碳管複合結構覆蓋於所述導電線狀結構的表面,從而形成一導電線狀複合結構。