| 摘要 |
Guide wire placement apparatus for guide wire introduction into blood flow, specifically for main blood vessel catheterization according to Seldinger. The apparatus comprises means for indication of puncture needle readings in blood vessels made as a syringe with barrel made integral with the apparatus housing, means for syringe plunger control, guide wire preinstalled within apparatus outside of barrel and in line with the needle, guide wire control zone permitting guide wire control by the same hand that holds the apparatus and controls plunger. The apparatuses can be made with the option of direct control of guide wire by the operator's finger, or equipped with supplementary control member. |
