Txoj sia tsis tuaj yeem sib cais ntawm cov pa oxygen, thiab "cov pa oxygen kho mob" yog ib pawg tshwj xeeb ntawm cov pa oxygen, ua lub luag haujlwm tseem ceeb hauv kev txhawb nqa lub neej, kev saib xyuas mob hnyav, kev kho kom rov zoo thiab kev kho lub cev. Yog li, cov peev txheej thiab kev faib tawm ntawm cov pa oxygen kho mob tam sim no yog dab tsi? Kev cia siab ntawm kev loj hlob ntawm cov pa oxygen kho mob yog dab tsi?
Cov pa oxygen kho mob yog dab tsi?
Cov pa oxygen kho mob yog cov pa roj kho mob uas siv ntau tshaj plaws hauv tsev kho mob. Feem ntau siv rau kev kho mob rau kev poob siab los ntawm kev poob dej, nitrite, cocaine, carbon monoxide thiab kev ua pa tsis taus. Nws kuj tseem siv rau kev tiv thaiv thiab kho mob ntsws, mob myocarditis thiab lub plawv tsis ua haujlwm. Ntawm qhov tod tes, vim muaj kev sib kis loj ntawm COVID-19, qhov tseem ceeb ntawm cov pa oxygen kho mob hauv kev kho mob tau maj mam dhau los ua qhov tseem ceeb, cuam tshuam ncaj qha rau tus nqi kho thiab tus neeg mob txoj sia nyob.
Thaum xub thawj cov pa oxygen kho mob tsis tau sib txawv ntawm cov pa oxygen hauv kev lag luam, thiab ob qho tib si tau txais los ntawm kev sib cais cua. Ua ntej xyoo 1988, cov tsev kho mob ntawm txhua qib hauv kuv lub tebchaws siv cov pa oxygen hauv kev lag luam. Nws tsis yog txog xyoo 1988 uas tus qauv "Cov Pa oxygen Kho Mob" tau qhia thiab ua kom yuam, tshem tawm kev siv cov pa oxygen hauv kev lag luam hauv kev kho mob. Piv nrog cov pa oxygen hauv kev lag luam, cov qauv rau cov pa oxygen kho mob nruj dua. Cov pa oxygen kho mob yuav tsum lim tawm lwm yam roj tsis huv (xws li carbon monoxide, carbon dioxide, ozone thiab cov kua qaub-base) kom tiv thaiv kev lom thiab lwm yam kev phom sij thaum siv. Ntxiv nrog rau qhov yuav tsum tau ua kom huv, cov pa oxygen kho mob muaj qhov yuav tsum tau ua ntau dua ntawm qhov ntim thiab kev huv ntawm cov fwj cia khoom, ua rau nws tsim nyog dua rau kev siv hauv tsev kho mob.
Kev faib tawm cov pa oxygen kho mob thiab qhov loj ntawm kev ua lag luam
Los ntawm qhov chaw, nws suav nrog lub tog raj kheej oxygen npaj los ntawm cov nroj tsuag oxygen thiab cov pa oxygen tau los ntawm cov pa oxygen hauv tsev kho mob; Hais txog lub xeev oxygen, muaj ob pawg: kua oxygen thiab cov pa oxygen gaseous; Nws kuj tsim nyog sau tseg tias ntxiv rau 99.5% cov pa oxygen ntshiab, kuj tseem muaj ib hom cua uas muaj oxygen ntau nrog cov pa oxygen ntawm 93%. Xyoo 2013, Lub Chaw Haujlwm Saib Xyuas Khoom Noj thiab Tshuaj hauv Xeev tau tshaj tawm tus qauv tshuaj hauv tebchaws rau cov cua uas muaj oxygen ntau (93% oxygen), siv "cua uas muaj oxygen ntau" ua lub npe dav dav rau cov tshuaj, txhawb kev tswj hwm thiab kev saib xyuas, thiab tam sim no nws siv dav hauv tsev kho mob.
Kev tsim cov pa oxygen los ntawm cov tsev kho mob los ntawm cov khoom siv tsim cov pa oxygen muaj qhov xav tau ntau dua ntawm qhov loj ntawm tsev kho mob thiab cov cuab yeej siv thev naus laus zis, thiab qhov zoo kuj pom tseeb dua. Xyoo 2016, Lub Chaw Haujlwm Gases thiab Engineering ntawm Tuam Tshoj Industrial Gases Association, koom tes nrog Lub Chaw Haujlwm Txheem ntawm Chaw Tswj Xyuas Kev Kho Mob ntawm National Health thiab Family Planning Commission, tau soj ntsuam 200 lub tsev kho mob thoob plaws lub tebchaws. Cov txiaj ntsig tau qhia tias 49% ntawm cov tsev kho mob siv cov pa oxygen ua kua, 27% siv cov tshuab tsim pa oxygen molecular sieve, thiab qee lub tsev kho mob uas siv pa oxygen tsawg siv cov thoob pa oxygen los muab pa oxygen. Txawm li cas los xij, nyob rau xyoo tas los no, qhov tsis zoo ntawm kev siv cov pa oxygen ua kua thiab cov pa oxygen hauv lub raj mis tau dhau los ua qhov pom tseeb. 85% ntawm cov tsev kho mob tshiab nyiam xaiv cov khoom siv tsim pa oxygen niaj hnub, thiab feem ntau cov tsev kho mob qub xaiv siv cov tshuab pa oxygen es tsis txhob siv cov pa oxygen hauv lub raj mis ib txwm muaj.
Cov khoom siv oxygen hauv tsev kho mob thiab kev tswj xyuas zoo
Cov pa oxygen ib txwm muaj thiab cov pa oxygen ua kua hauv tsev kho mob yog tsim los ntawm kev sib cais cua cryogenic. Cov pa oxygen hauv lub tog raj kheej roj siv tau ncaj qha, thaum cov pa oxygen ua kua yuav tsum tau khaws cia hloov, decompressed, thiab vaporized ua ntej nws tuaj yeem siv rau hauv kev kho mob.
Muaj ntau yam teeb meem hauv kev siv cov thoob pa oxygen, suav nrog qhov nyuaj hauv kev khaws cia thiab kev thauj mus los, kev tsis yooj yim hauv kev siv, thiab lwm yam. Qhov teeb meem loj tshaj plaws yog kev nyab xeeb. Cov thoob pa oxygen yog cov thawv siab uas feem ntau yuav raug xwm txheej loj. Vim muaj kev phom sij loj rau kev nyab xeeb, kev siv cov thoob pa oxygen yuav tsum tau txo qis hauv cov tsev kho mob loj thiab cov tsev kho mob uas muaj cov neeg mob coob. Ntxiv nrog rau cov teeb meem nrog cov thoob pa oxygen lawv tus kheej, ntau lub tuam txhab uas tsis muaj daim ntawv pov thawj oxygen kho mob tsim thiab muag cov thoob pa oxygen, uas muaj cov khoom tsis zoo thiab ntau yam tsis huv. Muaj txawm tias muaj cov xwm txheej uas cov pa oxygen hauv kev lag luam raug zais ua cov pa oxygen kho mob, thiab cov tsev kho mob pom tias nws nyuaj rau paub qhov zoo thaum yuav khoom, uas yuav ua rau muaj xwm txheej loj heev rau kev kho mob.
Nrog kev nce qib ntawm thev naus laus zis, ntau lub tsev kho mob tau pib xaiv cov pa oxygen concentrator.Cov txheej txheem tsim cov pa oxygen tseem ceeb uas siv tam sim no yog cov txheej txheem tsim cov pa oxygen molecular sieve thiab cov txheej txheem tsim cov pa oxygen sib cais membrane, uas siv dav hauv tsev kho mob.
Qhov tseem ceeb tshaj plaws uas yuav tsum hais txog ntawm no yog lub tshuab molecular sieve oxygen concentrator. Nws siv cov thev naus laus zis pressure swing adsorption los ua kom cov pa oxygen ntau ntxiv los ntawm huab cua. Nws muaj kev nyab xeeb thiab yooj yim siv. Nws qhov yooj yim tau pom tseeb tshwj xeeb thaum muaj tus kab mob sib kis,pab cov neeg ua haujlwm kho mob kom lawv tso tes tawm. Kev tsim thiab muab cov pa oxygen yam tsis tas yuav siv sijhawm ntau los nqa cov thoob pa oxygen, thiab ua rau cov tsev kho mob txaus siab yuav cov tshuab tsim pa oxygen molecular sieve ntau dua.
Tam sim no, feem ntau ntawm cov pa oxygen uas tsim tawm yog cua uas muaj oxygen ntau (93% oxygen), uas tuaj yeem ua tau raws li qhov xav tau oxygen ntawm cov chav kho mob dav dav lossis cov tsev kho mob me me uas tsis ua phais mob hnyav, tab sis tsis tuaj yeem ua tau raws li qhov xav tau oxygen ntawm cov chav kho mob loj, ICUs, thiab cov chav oxygen.
Daim Ntawv Thov thiab Kev Cia Siab ntawm Medical Oxygen
Tus kab mob sib kis tau ua rau pom qhov tseem ceeb ntawm cov pa oxygen hauv kev kho mob, tab sis qhov tsis txaus ntawm cov pa oxygen kho mob kuj tau pom muaj nyob rau hauv qee lub tebchaws.
Tib lub sijhawm, cov tsev kho mob loj thiab nruab nrab maj mam tshem tawm cov thooj voos kheej kheej kom txhim kho kev nyab xeeb, yog li kev txhim kho thiab kev hloov pauv ntawm cov tuam txhab tsim cov pa oxygen kuj tseem ceeb heev. Nrog rau kev nrov npe ntawm cov thev naus laus zis tsim cov pa oxygen, cov tshuab hluav taws xob hauv tsev kho mob tau siv dav dua. Yuav ua li cas txhim kho kev txawj ntse ntxiv, txo cov nqi, thiab ua rau lawv sib koom ua ke thiab nqa tau yooj yim dua thaum xyuas kom meej tias qhov zoo ntawm kev tsim cov pa oxygen kuj tau dhau los ua kev coj ua rau cov tshuab hluav taws xob oxygen.
Kev siv cov pa oxygen hauv lub cev ua lub luag haujlwm tseem ceeb heev hauv kev kho mob ntau yam kab mob, thiab yuav ua li cas txhim kho kev tswj hwm zoo thiab ua kom zoo dua qhov system muab khoom tau dhau los ua teeb meem uas cov tuam txhab thiab cov tsev kho mob yuav tsum tau ntsib ua ke. Nrog kev nkag los ntawm cov tuam txhab khoom siv kho mob, cov kev daws teeb meem tshiab tau coj los rau kev npaj cov pa oxygen hauv ntau qhov xwm txheej xws li tsev kho mob, tsev thiab thaj chaw tiaj tus.Lub sijhawm nyuaj siab heev, thev naus laus zis tab tom txhim kho, thiab peb tos ntsoov seb yuav muaj kev vam meej li cas yav tom ntej.
Lub sijhawm tshaj tawm: Lub Rau Hli-23-2025