📱 2022-04-16 03:54:00 - Paris/France.
Ukosuleleka kweCoronavirus kungekudala kunokubonakaliswa kukuphefumla, emva kokuba uLawulo lokuTya kunye neDrugs lugunyazise uvavanyo lokuqala olusekwe kwi-Covid-19 e-United States ngoLwesine.
Ugunyaziso losetyenziso olungxamisekileyo lwe-InspectIR Covid-19 breathalyzer linyathelo elibalulekileyo kwiphulo leminyaka elide lokuphuhlisa uxilongo olusekwe kumphefumlo, kunye novavanyo olutsha lwe-Covid, utshilo iingcali. Kwaye iya kuba yeyokuqala kovavanyo oluninzi olufanayo olusekwe kwi-Covid, iingcali zitshilo.
"Ndicinga ukuba olu luphuhliso oluchulumancisayo kulo lonke icandelo lohlalutyo lokuphefumla," utshilo uCristina Davis, usekela-chansela onxulumene nophando lwezifundo ezahlukeneyo kunye namanyathelo obuchule kwiYunivesithi yaseCalifornia. “Linyathelo elikhulu eliya phambili. »
Kodwa uvavanyo lokuphefumla lusenomngeni kwihlabathi lokwenyani, kwaye esi sixhobo sinemida eliqela, zatsho izazinzulu. Umatshini ofunekayo ukwenza iimvavanyo mkhulu - malunga nobukhulu besutikheyisi ephathwa ngesandla - kwaye unokusetyenziswa kuphela ngabaqhubi abaqeqeshiweyo abaphantsi kolawulo lweengcali zonyango.
Kwaye kuya kufuneka izixhobo ezininzi zokuhlola ubungakanani obukhulu, kuba umatshini ngamnye unokuqhuba kuphela malunga neesampulu ezingama-20 ngeyure, ngokutsho kwe-InspectIR Systems, inkampani encinci, yabantu abahlanu eseFrisco, eTexas.
Inkampani ibalule amaxabiso aphezulu achanekileyo kuvavanyo lwayo, kodwa ezinye iingcali ziye zathi zifuna ukuphonononga idatha ephantsi kwesicelo sayo kwi-FDA ngaphambi kokuvuma le ndlela yovavanyo.
Ukongeza, amaziko amaninzi okhathalelo lwempilo kunye neendawo zovavanyo lweselfowuni apho izixhobo zinokusetyenziswa sele zamkele ezinye iintlobo zovavanyo olukhawulezileyo, ngoku olufumaneka ngokubanzi. Amagosa e-InspectIR athi izicwangciso zokugqibela zamaxabiso azikaqinisekiswa.
Kungathatha i-10 ukuya kwiiveki ze-12 ukuba izixhobo zokuqala zifike kwimarike, uJohn Redmond, umseki-co-founder we-InspectIR Systems, uthe ngoLwesihlanu. Inkampani yathi iceba ukuvelisa malunga nezixhobo ze-100 ngeveki, ngokutsho kwe-FDA, kodwa akuzange kucace ngokukhawuleza ukuba imveliso iya kufika nini kwelo nqanaba.
“Besicinga ngezi ntlobo zovavanyo ngalo lonke ixesha lo bhubhani, kwaye besilindele eyokuqala” ukuba ivunyelwe, utshilo uGqr. yeTekhnoloji kunye nengcali yovavanyo lwe-Covid.
“Usathana ukwiinkcukacha zokuqinisekisa ukuba le nto iya kuba luncedo kangakanani na,” utshilo.
Izifo ezininzi zibangela utshintsho lwe-physiological olutshintsha iikhompawundi esizikhuphayo, kwaye kudala kukho umdla ekuphuhliseni iimvavanyo zokuphefumula kuluhlu olubanzi lwezifo, ukusuka kumhlaza wemiphunga ukuya kwisifo sesibindi.
Xa ubhubhane waqala, amaqela amaninzi ophando aqala ukuzama ukuchonga iipateni zeekhemikhali eziphefumlayo kwizigulana zeCovid, kwaye uninzi lwezazinzulu kunye neenkampani zaphuhlisa uvavanyo lwe-coronavirus olusekwe kumoya, olunokuthi lusetyenziswe ngokukhawuleza nangokungangeneleli amaqela amakhulu abantu intsholongwane.
Hlaziya
Epreli 15, 2022, 21:54 p.m. ET
Ezinye iimvavanyo zokuphefumla kwe-Covid sele zivavanyiwe kwiinkqubo zokulinga okanye zacinywa ukuba zisetyenziswe kwamanye amazwe, kodwa i-InspectIR breathalyzer iya kuba yeyokuqala ukubetha intengiso e-United States.
Ukusebenzisa isixhobo, izigulane zivuthela kwi-straw yekhadibhodi efakwe kwi-chemical analyzer. "Yilebhu yekhemistri kwibhokisi," utshilo uRedmond. Lo matshini ke uhlalutya amanqanaba eekhompawundi ezintlanu eziguquguqukayo, okanye ii-VOCs, ezithi kunye zenze "ukushicilela umoya" we-Covid, utshilo uMnu Redmond. (I-InspectIR ithe ayinakuchaza ukuba zeziphi iikhompawundi ezintlanu.) Iziphumo zihanjiswa kwimizuzu emithathu, inkampani yathi.
“Iyakhawuleza kwaye iyamangalisa ngokwenene,” utshilo uNathaniel Hafer, isazi sebhayoloji kunye nengcali yovavanyo kwiMass Chan Medical School.
Ukwandisa iintlobo zeesampulu ezinokuthi zisetyenziswe ukufumanisa intsholongwane "kubaluleke ngokwenene", wongezelela. “Asinguye wonke umntu onokunika isampulu yeempumlo ngokulula kakhulu. »
Kuphononongo oluxhaswe yinkampani ngabantu abangama-2 409 be-asymptomatic, i-breathalyzer inobuntununtunu be-91%, oko kuthetha ukuba kwabo bavavanya ukuba banayo le ntsholongwane kuvavanyo lwe-PCR, isixhobo sixele i-91 % yabo njengecingelwayo, ngokutsho kwamaxwebhu apapashiweyo. yi-FDA Yayineenkcukacha ze-99%, nto leyo ethetha ukuba ayikhange ibone iimpawu zentsholongwane kwi-99% yabo bafumene iziphumo ezingalunganga kuvavanyo lwe-PCR.
USusan Butler-Wu, i-microbiologist kwiYunivesithi yaseSouthern California's Keck School of Medicine, uthe ufuna ukubona idatha ezimeleyo malunga nokusebenza kwesixhobo kunye neenkcukacha ezingaphezulu malunga neekhompawundi eziziquletheyo.
“Ukusetyenziswa kwee-VOCs akwenziwanga kakuhle ukuze kufunyanwe usulelo,” utshilo. Bendingaziva ndikhululekile ukuyisebenzisa ukuxilonga izigulana ngaphandle kokufumana idatha yelizwe lokwenyani. »
Ukutya okuthile kunye nezinto ezithile zinokugqwetha iimvavanyo zokuphefumula, izazinzulu zaphawula. Kwaye imiyalelo ye-InspectIR breathalyzer ichaza ukuba abantu akufuneki batye, basele okanye basebenzise iimveliso zecuba ngaphakathi kwemizuzu eli-15 phambi kovavanyo. Abo bavavanya ukuba bane-HIV kufuneka babe neziphumo eziqinisekisiweyo yi-PCR okanye olunye uvavanyo olufanayo, itsho inkampani.
Ewe, eyona ndlela ithembisayo yokusebenzisa uvavanyo lokuphefumla sisixhobo sokuhlola ngokukhawuleza - inguqulelo echanekileyo yobushushu obungathembekanga kwizikrini eziye zaxhaphaka ngexesha lo bhubhani, utshilo uGqr Lam. “Abakuniki uxilongo nyani,” utshilo, ebhekisa kuvavanyo lokuphefumula. “Bakunika ipateni ye-biochemical ehambelana nesi sifo. »
I-InspectIR inethemba lokuqeshisa abahlalutyi kwezinye iinkampani, kubandakanya amaziko okhathalelo lwempilo kunye neenkampani eziqhuba iisayithi zovavanyo eziphathwayo okanye ezizivelelayo. Zingasetyenziselwa ukuvavanya abahambi kwizikhululo zeenqwelomoya okanye abasebenzi kwisakhiwo seofisi, abaququzeleli batsho, bongeza ukuba iiligi zezemidlalo kunye neenkampani kwishishini lokuhamba sele zibonise umdla.
"Naphi na apho benza i-swab yeempumlo ngaphezulu kanye ngemini, sifanelekile," utshilo umseki wenkampani uTim Wing.
Amaxabiso esi sixhobo ayikagqitywa, kodwa abaququzeleli bathe ngolwesiHlanu banethemba lokuba baya kukwazi ukunika iilayisensi okanye imirhumo eya kubangela iindleko ezimalunga ne-10 yeedola ukuya kwi-12 yeedola ngovavanyo ngalunye.
“Izolo ibiyindawo enkulu kuthi,” utshilo umnumzana Wing ngoLwesihlanu, kusuku olusemva kokuba isixhobo sisusiwe. “Konke oku akukalungeli ukuhamba, ayikachazwa. »
Inkampani ithe inyuse i-2,7 yezigidi zeedola ukuza kuthi ga ngoku kwaye i-Pfeiffer Vacuum iya kuba liqabane layo lokuqala lemveliso.
SOURCE: Uphonononga Iindaba
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