Qhov kev faib tawm thiab kev siv cov ntshav khaws koob needle

1. Kev sib cais hom Sib cais hom ntshav sib sau koob yog rab peev txheej sau cov ntshav siv feem ntau siv hauv kev kho mob, uas yog hloov cov koob txhaj tshuaj tiv thaiv cov ntshav siv hauv lub xyoo pua xeem. Nws feem ntau yog siv ua ke nrog cov khoom siv pov tseg hauv cov ntshav, thiab nws cov qauv sib txuas nrog cov ntshav sib sau ua ke ntawm lub tog zaum ntawm qhov kawg ntawm lub raj ntawm txoj hlab ntshav infusion koob.Thaum siv, xav tau teeb tsa kev sib hloov nyob rau hauv cov ntshav koob nrhiav sab nraud ua ntej, tuav cov venipuncture rau cov leeg ntshav ntu, tom qab qhov ua tiav, ntxig lub tshuab nqus tsev los ntawm cov koob vascular nrog cov kab noj hniav rov tom qab, cov hniav hla tsis kam ntawm cov ntshav thiab cov ntshav sau rab koob rau hauv lub raj nqus plua plav, cov nres nres yog nyob rau hauv cov nyhuv ntawm qhov tsis zoo siab. , txoj kev nqus ntshav los mus sib sau cov hlab ntsha xav tau, yog li rov ua dua, uas tuaj yeem paub cov ntshav ntxiv; Tom qab sau cov ntshav tiav, cov leeg ntshav raug rho tawm, cov kab hauv zos tau nres, cov koob raug tshem tawm ntawm rab koob, thiab lub koob raug muab pov tseg rau hauv qhov chaw pov tseg ua ke nrog txoj hlab ntsha kev txhaj tshuaj. Nta: Tom qab cov ntshav sib sau rab koob, lub hauv paus rab koob yuav raug kaw, ua rau cov ntsaws cov ntshav tuaj yeem siv tau ib zaug xwb, uas tuaj yeem ua kom muaj kev nyab xeeb ntawm cov neeg siv; Tus qauv tsim ntawm lub laub qav qhia cov neeg siv nrog kev ua haujlwm yooj yim tshaj plaws ; Muaj qhov zoo thiab qhov loj tshaj peb rab koob tsim, tuaj yeem ua kom tawv nqaij sai, txo cov mob ntawm cov neeg mob; Ntau yam ntawm qhov ntau thiab tsawg koob thiab qhov tob tob, tsim nyog rau feem ntau ntawm cov ntshav xav tau.

2. Tus cwj mem ntshav tawm rab koob Pen-type ntshav sau koob yog tsis tshua tau siv nyob rau hauv kev xyaum kho mob.Qhov qauv yog hla los ntawm rab koob raj nrog ntse txiav cov npoo ntawm ob sab. Qhov nruab nrab thiab qhov qis ntawm rab koob yog kho rau ntawm lub rooj zaum rab koob. Sab pem hauv ntej yog hu ua txoj hlab ntshav rab koob, tom qab kawg hu ua rab koob sau, thiab saum npoo ntawm cov ntshav khaws koob tau muab nrog lub tes tsho thaiv cov ntshav thiab ob tog kawg ntawm rab koob yog muab nrog tiv thaiv cannulas.In soj ntsuam kev xyaum, kev sib sau cov ntshav feem ntau yog siv ua ke nrog rab koob tuav thiab pov tseg cov ntshav khaws cov hlab ntsha.Thaum kev siv, cov ntshav khaws rab koob yog tig thiab tsau nyob rau pem hauv ntej kawg ntawm sab nraud lub tog raj kheej ntawm rab koob yas kom ua venipuncture. Tom qab ua tiav, lub nqus ntim cov hlab ntim tau tso rau hauv qhov kab noj hniav tom qab kawg ntawm rab koob, kom txoj kab txiav ntawm lub nraub qaum kawg ntawm cov ntshav khaws rab koob dhau los ntawm cov ntshav thaiv lub tes tsho thiab nkag mus rau hauv cov roj hmab ntsaws ntawm lub tshuab nqus tsev hlab ntxhoo. Raws li kev ua haujlwm ntawm kev ua kom tsis txhob ntsuas, cov ntshav nkag rau hauv lub raj ntshav.Hauv txoj kev no, kev sib sau ntawm ntau cov ntshav kuaj tau tuaj yeem paub.

3. Arterial blood collection koob Arterial ntshav sau los yog qhov tseem ceeb rau kev txiav txim siab thiab kev kho mob ntawm hypoxemia.Arterial ntshav sau yog lub hauv paus rau kev txiav txim siab raug mob hypoxemia.

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