
This "killer" should be vigilant in winter
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- Time of issue:2018-12-26
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This "killer" should be vigilant in winter
(Summary description)Thetemperaturedropssharply,heatinginwinter,manypeopleusevariousmethodstowarminconfinedspaces.Asaresult,theconcentrationofcarbonmonoxideintheroomishigh,whichcaneasilycausecarbonmonoxidepoisoning.Thekitchenandtheshowerofthegaswaterheaterarethehardesthitareas,invisible,terriblewinterkiller,andcarbonmonoxideismuchmoreprotective. Carbonmonoxide(ieCO)isacolorless,odorlessandtastelessgas.WhentheCOconcentrationintheairreaches12.5%,thereisadangerofexplosion.TheCOcontentinthegasproducedbythecoalfurnacecanbeashighas6%to30%.Indoordoorsandwindowsaretightlyclosed,thereisnochimneyinthestove,orthechimneyisclogged,airleakage,reverseair,andtheuseofgasheatershowersinpoorlyventilatedbathroomscancauseCOpoisoning.TheCOconcentrationintheairatthefiresitecanbeashighas10%,andpoisoningcanalsooccur.ThecombinationofCOandhemoglobinwillformcarboxyhemoglobin,whichwillcausethehemoglobintoloseitsoxygencarryingcapacity,hinderthedischargeoftissuecarbondioxide,andcausehypoxiainthewholebodytissues. Accordingtotheseverityofsymptoms,wecandivideCOpoisoningintothreetypes:mildandmoderate: 1.Mildpoisoning:thepoisoningtimeisshort,andthecarboxyhemoglobininthebloodis10%to20%.Thesymptomsareearlysymptomsofpoisoning,headache,dizziness,palpitations,nausea,vomiting,weaknessoflimbs,andevenshort-termfainting.Thegeneralconsciousnessisstillsober.Afterbreathinginfreshair,thesymptomsdisappearquicklyafterleavingthepoisoningenvironment. 2.Moderatepoisoning:Thepoisoningtakesalittlelonger,andthecarboxyhemoglobininthebloodaccountsfor30%to40%.Onthebasisofmildsymptoms,collapseorcomamayoccur.Theskinandmucousmembranespresentacherryredcharacteristicofgaspoisoning.Iftherescueistimely,youcanquicklywakeupandrecovercompletelywithinafewdays,usuallywithoutsequelae. 3.Severepoisoning:Thepatientshowedmoderateandseverecoma.Hisfaceisflushed,hisbreathingislightandfast,thereissnoring,andtherearevomitesaroundhismouth,orwhite,bloodyfoam,fastpulse,unconsciousness,orbitalreflexandcornealreflexweakeningordisappearingasthecomadeepens.Tonicspasmsoftheextremitiesandincontinence. COpoisoningtreatmentsteps 1.Pre-hospitaltreatment: On-sitetreatment:quicklycorrectthehypoxicstate.Enterthepoisoningsiteandquicklyopenthedoorsandwindowstoventilateandventilate,cutoffthegassource,quicklyrescuethepatient,setafreshairplace,letitbreathefreshair,treatsymptomatically,etc.Takethesupinepositionforthecomatosepatient,unbuttontheclothesbutton,loosenthebelt,keeptheairwayopen,andkeepwarmatthesametime.Ifbreathinghasstopped,firstaidshouldbegivenimmediately. Emergencytreatment: 2.Emergencytreatment: AccelerateCOemission,improvethebody'shypoxia,andthecorrespondingemergencytreatmentmeasures:oxygeninhalation,infusion,intracranialpressurereduction,bloodvolumeexpansion,etc.tosupporttreatmentandcontrolinfections,topreventcomplications. Hyperbaricoxygentherapy: 3.Hyperbaricoxygentherapy: Hyperbaricoxygentherapyisperformedatthesametimeasemergencytreatmentatthesite,becausethehigherthearterialoxygenpartialpressure,thefasterthedissociationofcarboxyhemoglobin,andthefasterCOemission,sothetreatmentofCOpoisoningusinghyperbaricoxygentherapyisthefirstchoiceandislife-saving,Thekeytoreducingcomplications,thelengthoftreatmentandstressdependsontheseverityofthediseaseandthetimeofCOexposure. Howtopreventcarbonmonoxidepoisoning 1.Thereshouldbeextensivepublicityaboutthesafetysettings(suchaschimneys,smallventilationwindows,windtunnels,etc.)whenusingcoalfireindoors. 2.Donotuseobsoletewaterheaters;donotuseoverdueservicewaterheaters;itisbesttoaskaprofessionaltoinstallthewaterheater,anditisnotallowedtoinstall,dismantleormodifytheburningappliancesbyyourself.Donotclosethebathroomdoorsandwindowswhenshoweringinwinter,anddonottaketoolong. 3.Itisrecommendedthatyoulearnabouttheknowledgeandprecautionsofpreventingcarbonmonoxidepoisoning,andcarryoutexercisesofon-siterescuemethodsforpatientswithcarbonmonoxidepoisoning. 4.Installacarbonmonoxidealarminaplacewherecarbonmonoxidemaybegenerated.
- Categories:Company news
- Author:
- Origin:
- Time of issue:2018-12-26
- Views:0
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