Implant chunglam enkawlna hian mihring tissue nena a inmilna chu direct-in a nghawng a ni. Implant chunglam roughness, wettability leh property dangte tihchangtlun nan surface treatment process hrang hrang kan hmang a, chu chu electrolytic polishing, sandblasting, laser processing, etc. te hi a ni. Chumi zingah chuan electropolishing hian surface finish nasa takin a ti tha thei a, stress concentration a ti tlem thei a, infection hlauhawmna a ti tlem thei bawk; sandblasting hian surface roughness a tipung thei a, ruh tissue te pawh a tipung thei bawk.