Cov lus piav qhia luv luv ntawm cov khoom siv pov tseg sterile venous blood specimen collection needle tuaj yeem muab faib ua ob hom, hom tawv-txuas thiab hom mos-txuas. Lub hard-connect venous blood specimen collection needle yog muaj los ntawm cov hlab ntsha puncture koob, yeeb nkab plug koob, koob puag, koob sheath thiab hemostatic sheath. Qhov muag-txuas venous blood specimen collection needle yog muaj los ntawm hemostatic sheath, yeeb nkab plug koob, koob puag, hose, koob kov, hlab ntsha puncture koob, tiv thaiv cap of vein puncture koob. Cov koob txhaj tshuaj pov tseg venous ntshav yog cov khoom siv kho mob kom tsis muaj menyuam, siv rau kev sau cov ntshav venous hauv kev kuaj mob. Ob qhov kawg ntawm lub koob yog ua los ntawm kev kho mob stainless hlau, thiab nws cov khoom siv yog tsim los ntawm cov khoom siv polymer siab. Ua ke nrog cov ntim khoom, cov khoom siv yog siv rau kev sau cov ntshav venous, rau tib neeg lub cev cov ntshav venous sau. Nws yog EO sterilized, tsuas yog siv ib zaug xwb.