1.4*200/300/400/500/600/700/800/900/1000/1200/1400/1600/1800/2000

1.7*200/300/400/500/600/700/800/900/1000/1200/1400/1600/1800/2000

2.0*200/300/400/500/600/700/800/900/1000/1200/1400/1600/1800/2000

2.7*200/300/400/500/600/700/800/900/1000/1200/1400/1600/1800/2000

                                         导管内径*长度（单位：mm）