联合国《禁止酷刑公约》第15条规定:“每一缔约国应确保在任何诉讼程序中,不得援引任何业经确定系以酷刑取得的口供为证据,但这类口供可用作被控施用酷刑者刑讯逼供的证据。”此即缔约国排除以酷刑取得的口供的义务。根据这一规定,以酷刑取得的口供,应当在任何诉讼程序、特别是在刑事诉讼程序中排除使用,除非是用来证明施行酷刑者存在酷刑行为。现代社会各国在其刑事诉讼法中一般都具有成 Article 15 of the United Nations Convention against Torture stipulates: “Each State Party shall ensure that any confession obtained through torture may not be invoked as evidence in any proceedings, but such confessions may be used as charges against torturers Evidence of excesses by torture. ”This is the obligation of the State party to exclude confessions obtained through torture. According to this provision, confessions obtained through torture should be excluded from any proceedings, especially in criminal proceedings unless it is used to prove that torture was committed against torturers. The countries in modern society generally have success in their criminal procedure law