Novel coronavirus ciwon huhu ya kawo wa mutane fahimta sosai game da babbar cutar da cututtukan cututtuka ga zamantakewar ɗan adam tun daga watan Disambar bara. Mabuɗin cikakken rigakafin kamuwa da tsarin kulawa shine yin kyau cikin rigakafin annoba da kulawa da tsarkake yankin kula da haƙuri.
A cikin binciken dakin gwaje-gwaje, fasahar haske mai karfi da aka fitar ta tabbatar da cewa tana da tasiri a cikin cututtukan disin-disin da kuma haifuwa. Domin kara nazarin ingancin muhalli da yuwuwar wannan fasahar ba tare da tuntuba, wata Kwalejin Binciken Kwararru ta gudanar da bincike na tsawon watanni hudu a Asibitin Sarauniya da ke Arewacin Landan, Burtaniya.

An gudanar da wannan binciken ne daga watan Yulin 2014 zuwa Nuwamba 2014. An zabi mazabu 40 da ke kebe a asibiti a matsayin samfurin binciken. Bayan an sallame marasa lafiya daga asibiti, an tsabtace su da hannu tare da maganin hypochlorite, kuma a ƙarshe an yi musu kwalliya da kayan bugun jini. Bayan haka, kwararru sun dauki samfurin kwayoyin cutar aerobic, sun fallasa farantin agar da aka yiwa allurar rigakafi ga yankin marasa kulawa, kuma sun gwada bugun jini mai yaduwar kwayar cutar.

Hanyar gwaji

Theungiyar masu binciken sun tsara nazarin kwatankwacin don samin samfuran tuntuɓar mita biyar (shimfiɗar gado, tebur ɗin pallet, kayan aikin banɗaki, kujerun banɗaki da kayan aikin famfo na gidan wanka) kafin cutar ta jiki, bayan cututtukan wucin gadi da kuma bayan disinfection na kayan aikin ƙwayoyin cuta na ultraviolet don kimanta tasiri na kayan aikin kashe kwayoyin cuta na ultraviolet a cikin rage gurbatar muhalli a kebantattun dakunan marasa lafiya Jima'i.

Samfurin zaɓi

Zaɓi anguwanni (ɗakuna 6 a kowane sashi) daga ƙananan rukunin kimantawa na likita. An tabbatar da dakin gwaje-gwajen ta hanyar bayanan kariya da kamuwa da cuta don amfani da ma'aikatan rigakafin da kulawar. Ka'idodin zaɓi na dakin binciken sune kamar haka:

(1) Dole ne ya zama daki guda;

(2) Dole ne ya zauna aƙalla awanni 48;

(3) Dole ne a cire shi a ranar tattara samfurin;

(4) Dole ne a yi amfani dashi azaman ɗakin keɓewar lamba.

Gwajin gwaji

An tattara samfuran ƙananan ƙwayoyin cuta bayan fitarwa, amma kafin daidaitaccen tsabtace yau da kullun. Firstananan wurare masu tuntuɓar mitar guda biyar an fara samfuran su da farantin sadarwar agar trypsin waken soya (Oxford, Basingstoke, UK) tare da diamita 5 mm;

Masu tsabtace asibiti suna amfani da 1000 ppm (0.1%) maganin chlorine disinfectant (activalum

Ari; Ecolab, Cheshire, Burtaniya) don tsaftace tsaftace tashar ƙasa da samfuri na biyu;

Wasakin ya sami iska ta hanyar bugun jini mai saurin bugun jini. An zaɓi maki uku ga kowane yanki: ɓangarorin biyu na gado da gidan wanka. Kowane maki an sanyaya shi a cikin 5min. Bayan rigakafin cutar, an tattara samfura daga saman guda 5 don kammala samfurin ƙarshe.

Samfurin da aka tattara an sanya shi a saman da aka zaɓa don hana kowane ɓatawa ko canjin hanyar tsabtacewa. Bayan tattara samfur, farantin lambar waken soya na agarin trypsin ya koma dakin gwaje-gwaje, wanda aka al'ada a iska a 37 ° C na awanni 48, an kirga kuma an rubuta adadin rukunin mulkin mallaka (CFU).

Nazarin bayanai

An ƙi daki ɗaya saboda babu wani bayani game da kamuwa da kayan bugun jini, kuma an rage samfurin zuwa ɗakuna 39.

A farkon farawa, an lura da mafi girman kashi (93%) na ɗakunan da aka gurbata a saman layin doguwar gado, wanda aka rage zuwa 36% bayan tsabtace hannu da kuma 7% bayan rigakafin cutar ta hanyar robot din ultraviolet disinfection robot.

Sakamakon gwaji

Bayan robar ta huda UV, cutar kwayar cutar a CFU ta ragu da 78.4%, 91% ƙasa da matakin farko na bioburden. CFU na MDROs akan farantin ƙusa ya ragu da log 5. Ta hanyar bincike da bincike, masu sarrafa kayan aiki sun gamsu da jin daɗin samfurin.

ƙarshe

Ana amfani da kayan aiki masu amfani da cututtukan da ba na lamba ba a dukkanin fannin kiwon lafiya don tabbatar da tsaftar muhallin asibiti. Ta wannan gwajin, mun gano cewa:
1. Haɗuwa da tsaftacewar wucin gadi da maganin kashe sinadarai sun kasa cire tasirin kwayar cutar a cikin muhalli.
2. Bayan amfani da kayan bugun jini na ultraviolet disinfection, an rage raguwar farfajiyar keɓewar sashen keɓewa.