Medical system

The present invention provides a medical system equipped with a plurality of medical instruments (1A, 1B) each of which has a long, thin inserted part (2A, 2B) that can be inserted into a body interior from a body surface; securing parts (4A, 4B) that are provided one each in each of the inserted parts (2A, 2B) of the plurality of medical instruments (1A, 1B) at positions separated by a space from distal ends toward the base ends and that can be joined with and separated from each other; and controlling parts that are provided on the base-end sides of the inserted parts (2A, 2B) and that control joining and separating of the securing parts (4A, 4B). 提供医疗系统，该医疗系统具有：多个医疗器具(1A、1B)，它们分别具有能够从体表面插入到体内的细长的插入部(2A、2B)；固定部(4A、4B)，其设置在该多个医疗器具(1A、1B)的插入部(2A、2B)各自的从前端向基端侧隔开间隔的位置，能够互相结合和分离；以及操作部，其设置在插入部(2A、2B)的基端侧，对固定部(4A、4B)的结合和分离进行操作。