A kind of laterally opened coffin of encoffining of the related what of the utility model system, predominantly coffin is equipped with laterally opened coffin lid, guide rail and sliding rail are respectively provided with lining platform bottom surface corresponding section on coffin bottom plate, it can be adopted by coffin side in horizontal mode sliding push-in coffin with benefit lining platform, to reach steady, the laborsaving and convenient function for operation of encoffining.本新型係有關於一種側開式入殮棺木,主要為棺木設有側開式的棺蓋,棺木底板上與襯檯底面相對應處各設有導軌與滑軌,以利襯檯可由棺木側邊採水平方式滑移推入棺木內,用以達成入殮作業的平穩、省力及便捷功能。