Arteriovenous indwelling needle puncture txheej txheem 1: xaiv cov tawv taub hau leeg

Cov hlab ntsha nruab nrab yog thawj qhov kev xaiv, uas yog qhov loj dua ntawm cov leeg tawv taub hau, tuab thiab ncaj, tsis yooj yim rau swb, yooj yim kho, ua raws li cov leeg sab nraud ntawm lub cev (cov leeg no yog slender thiab ncaj, tsis zawv zawg, pom pom tseeb), posterior auricular vein (kuj tsau, thiab ncaj me ntsis, los yog me ntsis nkhaus, tab sis yooj yim tawg).

5ml syringe tau siv los rho tawm 3ml ~ 4ml 0.9% ib txwm saline thiab txuas nrog trocar. , zawm lub taub hau tshuaj tua kab mob ntawm puncture, sab laug tes tuav trocar thiab daim tawv nqaij mus rau hauv 5 ° Lub kaum sab xis, sai sai tom qab ntawm daim tawv nqaij, txo qhov puncture point, raws li cov hlab ntsha nyob rau hauv lub subcutaneous stealth yog hais txog 0.5 cm, koob thiab cov hlab ntsha yog Thaum uas tig mus, qeeb stab cov hlab ntsha, saib tom qab h., tam sim ntawd nres rau hauv rab koob, sim intravascular mus rau ib qho me me ntawm 0.9% saline, rab koob tsau rab koob kov tsis o ntawm sab laug tes, tuav rab koob tis nrog koj tus ntiv tes xoo thiab ntiv tes taw, maj mam thim lub koob hauv lub hauv paus, thiab xa cov cannula sab nraud rau hauv cov hlab ntsha. Kho nrog aseptic pob tshab daim ntawv thov, lub raj yas ntawm tawv taub hau koob yog tsau nyob rau tib sab ntawm rab koob tis hauv" S" los"U" puab.

Thov hu rau peb yog tias koj xav tau: zhang@sz-manners.com