lumbar puncture koob kws kho mob ua haujlwm

Tom qab nrhiav pom cov cim tseem ceeb dua, tus kws kho mob ntxig ib rab koob nrog ib rab koob ntawm lub midline txoj hauj lwm thiab sab sauv ntawm cov txheej txheem spinous tom ntej. Lub koob yog tig mus rau lub taub hau, txog 15 degrees, uas zoo li yuav tig mus rau kev taw qhia ntawm tus neeg mob' s umbilicus. CSF to tuaj yeem ua rau mob taub hau tom qab -, thiab cov ntaub ntawv tsis ntev los no qhia tias kev siv" xaum - zoo li" koob tuaj yeem txo qhov kev pheej hmoo ntawm kev mob taub hau vim tias lawv tso cai rau cov fibers ntawm lub hnab dural kom xoob yam tsis tau txiav lawv. Yog tias cov koob beveled feem ntau siv, lub bevel ntawm rab koob yuav tsum nyob rau hauv lub dav hlau sagittal, uas tseem tso cai rau cov fibers sib npaug mus rau tus txha caj qaum kom nthuav tawm yam tsis muaj severing lawv.

Yog tias rab koob tau muab tso rau hauv txoj haujlwm kom raug, rab koob yuav tsum tau hla ntawm daim tawv nqaij, cov ntaub so ntswg subcutaneous, supraspinous ligament, interspinous ligament ntawm cov txheej txheem spinous, ligamentum flavum, thiab qhov chaw epidural (xws li lub hauv siab vertebral venous plexus, dura mater, thiab arachnoid). ) nyob rau hauv kev txiav txim. , nkag mus rau qhov chaw subarachnoid thiab nyob nruab nrab ntawm cov hauv paus hniav ntawm cauda equina. Raws li rab koob hla dhau ligamentum flavum, tus kws kho mob tuaj yeem hnov ​​​​qhov kev nkag siab ntawm kev tawg. Lub sijhawm no, rab koob tseem ceeb yuav tsum tau rub tawm 2 hli los saib seb puas muaj cov kua dej cerebrospinal tawm. Yog tias qhov puncture tsis ua tiav thiab kov cov pob txha, tshem lub koob txhaj tshuaj mus rau cov ntaub so ntswg subcutaneous, tab sis tsis txhob thim tawm ntawm daim tawv nqaij, kho cov kev taw qhia thiab ntxig rau rab koob dua. Thaum lub koob nkag mus rau qhov chaw subarachnoid, muaj CSF outflow. Yog tias muaj kev raug mob thaum lub sij hawm puncture, CSF tej zaum yuav muaj ntshav me ntsis. Thaum CSF tau sau, CSF yuav tsum pom tseeb thiab tsis muaj ntshav, tshwj tsis yog tias muaj cov ntshav subarachnoid. Yog tias qhov ntws ntawm CSF tsis zoo, rab koob yuav tig tau 90 degrees vim tias qhov qhib ntawm rab koob yuav raug thaiv los ntawm cov paj hlwb.

Yog tias koj muaj lus nug, thov hu rau peb. Peb lub tuam txhab tuaj yeem tsim txhua yam ntawm cov koob txhaj tshuaj, koob tshuaj kho mob, koob txhaj tshuaj, koob tshuaj hypodermic, koob tshuaj biopsy, koob tshuaj tiv thaiv, koob txhaj tshuaj, koob txhaj tshuaj, koob tshuaj tua tsiaj, xaum - koob taw qhia, koob txhaj tshuaj qe, koob tshuaj txha caj qaum, thiab lwm yam. , thov hu rau peb. Peb tos ntsoov rau koj qhov kev nug! Qhov zoo ntawm cov khoom tsim los ntawm peb lub Hoobkas yuav txaus siab rau koj!

Yog tias tsim nyog, thov hu rau peb: zhang@sz - yam ntxwv.com