Overcoming Clinical Challenges: Strategies and Application Of Specialized Needles Rau Qhov nyuaj Lumbar Punctures

Jun 06, 2026

https://radiologykey.com/essential- khoom siv- xuas nrig ntaus- koob/

Hauv kev kho mob, niaj hnub lumbarxuas nrig ntaustuaj yeem ua tau nyuaj heev vim tus neeg mob- muaj feem cuam tshuam xws li kev rog rog, mob txha caj qaum loj lossis scoliosis, ankylosing spondylitis, lossis anatomical adhesions uas tshwm sim los ntawm ntau yam kev phais ua ntej. Txhawm rau daws cov teeb meem no, kev cia siab ib leeg ntawm tus kws kho mob cov txuj ci tsis txaus; Hloov chaw, cov tswv yim puncture tshwj xeeb thiab cov koob tshwj xeeb yuav tsum tau ua haujlwm txhawm rau txhim kho kev ua tiav thiab ua kom muaj kev nyab xeeb.

  1. Cov neeg mob rog rog:Kev rog dhau ua rau tsis meej pem ntawm cov pob txha thaj chaw thiab ua rau qhov tob tob ntxiv, ua rau tus qauv - ntev ntawm tus txha caj qaum (feem ntau 9 cm) tsis txaus kom ncav cuag qhov chaw subarachnoid. Hauv cov xwm txheej zoo li no, lub tswv yim tseem ceeb suav nrog ua ntej- txheej txheem kuaj ultrasound thiab siv cov koob txuas ntxiv - ntev. Ua ntej, qhov tsawg- zaus convex array transducer tuaj yeem pom cov qauv sib sib zog nqus xws li cov txheej txheem spinous, laminae, thiab ligaments, ua kom paub meej meej ntawm qhov nruab nrab thiab nruab nrab. Tom qab ntawd, txuas ntxiv - ntev lumbar puncture koob-13 cm lossis txawm 15 cm-yuav tsum xaiv. Ultrasound tseem tuaj yeem ntsuas qhov kev ncua deb ntawm daim tawv nqaij mus rau qhov chaw subarachnoid, muab qhov tseeb "txoj kev qhia" rau kev txhaj tshuaj thiab tsis txhob rov ua dua.
  2. Cov neeg mob uas muaj tus txha caj qaum degeneration thiab deformity:Nyob rau hauv xws li mob, nqaim intervertebral disc qhov chaw, ligament calcification, thiab sib koom overgrowth feem ntau ua rau tsis ua hauj lwm ntawm cov pa midline mus kom ze. Lub tswv yim yuav tsum tau hloov mus rau paramedian los yog lateral mus kom ze. Txoj hauv kev paramedian tso cai rau cov koob txhaj tshuaj kom hla calcified supraspinous thiab interspinous ligaments, nkag mus rau qhov chaw interlaminar tom qab los ntawm cov ntaub so ntswg. Hauv qhov xwm txheej no, siv qhov nkhaus lossis lub kaum ntse ntse - khoov koob muaj qhov zoo sib xws. Cov txheej txheem feem ntau yog ua raws li tiag tiag -lub sijhawm X-ray lossis CT kev taw qhia, ua rau tus neeg teb xov tooj "nrhiav ib puag ncig" cov pob txha ob leeg thiab ncav cuag lub hom phiaj.
  3. Postoperative lossis adherent cov neeg mob:Tom qab phais lumbar qaum, cov ntaub so ntswg caws pliav feem ntau tsim nyob rau hauv qhov chaw epidural, ua rau nws obliteration thiab adhesion ntawm dura mater thiab ligamentum flavum. Qhov no tshem tawm cov tsoos "poob ntawm kev tiv thaiv" kev hnov ​​​​qab thaum lub koob txhaj tshuaj thiab ua rau muaj kev pheej hmoo ntawm cov hlab ntsha tawg. Hauv cov xwm txheej zoo li no, kev pom kev pom- cov txheej txheem qhia yog tib txoj kev nyab xeeb. Raws li - lub sij hawm CT lossis ultrasound kev taw qhia, siv tus cwj mem cwj mem -point rab koob tso cai pom kev ncaj qha ntawm rab koob thaum nws hla los ntawm caws pliav txheej los ntawm txheej, yog li zam kev raug mob tsis zoo rau cov txheej txheem neural nyob rau hauv lub caws pliav lossis ua rau lub kua muag dural vim raug yuam nkag ntawm adhesions.
  4. Cov menyuam yaus thiab cov neeg laus:Cov menyuam yaus muaj qhov hloov pauv tau yooj yim tab sis kev koom tes tsis zoo; Cov neeg laus cov neeg mob feem ntau muaj ligament calcification, hlwb atrophy, thiab qis cerebrospinal kua siab. Rau cov menyuam yaus, cov koob ntsuas zoo tshaj plaws (piv txwv li, 25G) yuav tsum tau siv los txo qis kev raug mob thiab kev ntxhov siab, thiab cov txheej txheem qee zaum yuav tsum tau sedation. Hauv cov neeg laus cov neeg mob uas tsis tshua muaj siab intracranial siab, siv cov cwj mem zoo dua -point koob nrog qeeb, ceev faj cov txheej txheem pab kom tau txais cov kua cerebrospinal txaus thiab tiv thaiv tom qab- mob taub hau ntev.

Hauv cov ntsiab lus, siab -qhov nyuaj lumbar punctures tau hloov zuj zus los ntawm kev txawj ntse nkaus xwb rau hauv cov txheej txheem kev sib txuas ua ke nrog kev ntsuas kev ntsuas, kev npaj trajectory, xaiv cov cuab yeej tshwj xeeb, thiab tiag - cov duab taw qhia lub sijhawm. Cov kws kho mob yuav tsum tau kho lawv cov tswv yim puncture rau cov kev cov nyom tshwj xeeb, zoo li cov kws txawj kos duab xaiv cov cuab yeej zoo -xav txog cov kev xav tau ntawm cov tshuaj niaj hnub precision ntawm micro- theem ntawm kev kho mob.

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