In patients with atrial fibrillation on oral anticoagulants, the routine indication should be bare metal stents because bare metal stents implies double therapy not triple therapy.
房颤患者需要口服抗凝药，常规应使用裸金属支架，因为裸金属支架只需双重抗栓治疗，不需要三重抗栓治疗。
The purpose of this paper is to synthesize the structure of metal can squeezing devices with eight-bar links and triple toggle effects, based on the methodology of creative design.
本文之目的在于依据创意性设计方法，进行八连杆型金属罐挤压机之构造合成，以设计出所有具三重肘节效应之新型机构目录。
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