由于医学上存在的一些难题以及医师的偶然失误,使医疗事故时有发生,从古至今未曾断绝。在近代以前,医疗事故虽存在但数量不多,未成为严重的社会问题。但进入本世纪以来,医疗事故以空前的规模不断涌现,它的出现和增多会使作为公益性单位的医院的责任加重,甚至会使其出现经济上的困难,然而患者的生命也应当得到 Due to medical problems and accidental mistakes made by doctors, medical accidents have occurred from time to time and have not been severed since ancient times. Before modern times, although medical accidents existed but were few, they did not become serious social problems. However, since the beginning of this century, medical accidents have continued to emerge on an unprecedented scale. Its appearance and increase will increase the responsibilities of hospitals that serve as public welfare units, and even make them economically difficult. However, the lives of patients should also receive