#$%^&*AU2016100811A420160707.pdf#####ABSTRACT The invention relates to a multifuction diagnostic and alarm system for human nerve intraoperatively, wherein it comprises main body, wherein interface box is connected with main body, wherein main body is connected with wires by main boy input interface,wherein another side of wire is connected with conductive conductor The conductive conductor comprises metal clamping body, wherein it is equipped with spring, metal clip teeth and conductive first interface, to clamp various metal operating equipment easily. The setting simplifies operation procedure and ease the pain the patient suffer, which also improves the safety of operation The insulating layer on surface of metal clamping body avoid effects from external environment on feedback signal The wires are in series connection with multiaperture connector bar, wherein both sides are equipped with first insertion end and second insertion end, which respectively match main body input interface and first interface. The setting can realize junction conventiently and efficiently to improve efficiency of operation The multiaperture connector bar can detect nerve various signals simultaneously to ease cooperation between surgeons intraoperatively and further improves safety of operation.