一种采用放射治疗早期乳房癌的新装置可将治疗期由几星期缩短到5天,并将目标对准最可能复发癌症的细胞。这种装置叫做ＭａｍｍｏＳｉｔｅ放射治疗系统(ＲＴＳ),是第一种从乳房内部释放定位放射、不用进行复杂的和高度损伤手术的治疗方法。　　ＲＴＳ是端部附有气囊的简单的敷抹 A new device that uses radiation to treat early breast cancer can shorten the treatment period from weeks to five days and target the cells that are most likely to relapse into cancer. This device, called the MammoSite Radiation Therapy System (RTS), is the first treatment to release localized radiation from inside the breast without complex and highly invasive surgery. RTS is a simple applicator with airbag attached to the end