一、问题的提出案例一:2003年4月,被告人原某与被害人王某因琐事发生口角进而相互推拉,在推拉中王某倒地致右腿受伤。2003年11月,公安机关鉴定认为:王某右侧胫骨内髁骨折,右膝关节强直伴功能严重障碍,其右腿膝关节之损伤为重伤。随后,原某因涉嫌过失致人重伤罪被提起公诉,2004年7月,法院初审以过 First, the problem raised Case A: In April 2003, the defendant was a victim of Wang and quarrel due to trivia and then push each other in the push and pull Wang fell to the right leg injured. November 2003, the public security organs identified: Wang right tibial medial condyle fracture, right knee stiffness with severe dysfunction, right knee injury is severe injury. Subsequently, the original one on suspicion of negligence caused serious injury was prosecuted, in July 2004, the court tried first