新型药物释放装置日本大阪大学科研系的Ｉ．Ｋａｅｔｓｕ及其同事推出一种新型体内药物释放装置，由电磁体来控制其开和关。这一装置主要由两只圆筒组成：外圆筒较大；内圆筒较小，用于储存药物。药物容器的一端通过线圈弹簧与外圆筒相联接，外圆筒的另一端有铁板。电磁体... New drug release device I. Department of Research, Osaka University, Japan Kaetsu and colleagues introduced a new in vivo drug release device that is controlled by an electromagnet. This device is mainly composed of two cylinders: the outer cylinder is larger; the inner cylinder is smaller for storing drugs. One end of the drug container is coupled to the outer cylinder via a coil spring, and the outer cylinder has an iron plate at the other end. Electromagnet...