痛覺缺失
The analgesic effects and adverse drug reactions(ADR)after analgia 4h,8h,12h and 24h were observed and recorded. 分別于鎮(zhèn)痛開始后4小時、8小時、12小時、24小時觀察并記錄鎮(zhèn)痛效果及不良反應。