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Splużjonijiet ta' logħob tan-nar, ġrieħi ta' blast fl-idejn, u rimi ta' dud

In-numri tal-emerġenza jvarjaw skont il-pajjiż. Din il-paġna tuża 911, in-numru għall-Istati Uniti u l-Kanada. Ħafna pajjiżi oħra jużaw 112, 999, jew numru ieħor. Sib in-numru għal pajjiżek.

Il-pirotekniċi tal-konsumatur u dawk kummerċjali jgħaqqdu splussivi għoljin tat-trab tal-flash, propellanti tal-ajru, koloranti tal-metall tqil, u xrar metalliku abjad jaħraq f'tubi tal-kartun li jinżammu fl-idejn. Kull sena waqt ċelebrazzjonijiet u festivals nazzjonali (bħall-Ewwel tas-Sena, Diwali, Lunar New Year, Jum l-Indipendenza fl-4 ta 'Lulju, Jum il-Bastille, u Lejl Guy Fawkes), eluf ta' adulti u tfal isofru għama permanenti, tifkira tal-widnejn, ħruq tal-wiċċ tat-tielet grad, u amputazzjonijiet katastrofiċi ta 'blast tal-idejn. Anke sparklers tal-wajer li jinżammu fl-idejn li jidhru li ma jagħmlux ħsara mogħtija lit-tfal żgħar jinħarqu bl-użu ta’ kompożizzjoni ta’ manjeżju, aluminju jew ħadid bħal termite f’temperaturi bejn 1,000 u 1,600 grad Celsius (1,800 u 3,000 grad Fahrenheit), li huwa sħun biżżejjed biex jiddewweb ħġieġ istantanju, deheb sħiħ u istantanju. (it-tielet grad) ġilda ħruq mal-kuntatt.

Aktar severi għadhom qxur tat-tikħil tal-ajru, qxur tal-festival li jistgħu jerġgħu jitgħabbew, saluti illegali M-80 / kwart ta 'stick, u bombi tal-pajpijiet magħmulin mid-dar li jisplodu qabel iż-żmien ġewwa l-qabda ta' persuna jew direttament quddiem wiċċhom. Meta qoxra ta 'l-ajru ta' 40 sa 75 millimetru (1.5 sa 3 pulzieri) tisplodi f'id magħluqa, ix-xokk supersoniku u l-gassijiet li qed jespandu jespandu s-swaba 'l-kbir u s-swaba' lil hinn mill-limiti strutturali tagħhom, li jirriżultaw fil-korriment klassiku "idejn tal-blast": amputazzjonijiet ta 'kbir u tas-swaba', fratturi ta 'metacarsh diġitali miftuħa, fratturi ta' metacarsh miftuħa arterji. Li tkun taf kif tikkontrolla l-fsada ta 'l-idejn arterjali u tippreserva ċifri maqtugħa fuq is-silġ mingħajr ma tiffriżahom, għaliex qatt m'għandek togħrok jew tagħfas fuq korriment fl-għajnejn tal-logħob tan-nar, kif tkessaħ fosfru abjad u ħruq metalliku, u kif tixxarrab logħob tan-nar "dud" misfired b'mod sigur jipprevjeni diżabilità permanenti u mewt.

Agħmel dan issa

  1. Applika pressjoni diretta jew tourniquet kummerċjali immedjatament għal korriment sever ta 'l-idejn tal-logħob tan-nar. Agħfas munzell oħxon ta' garża sterili jew xugaman nadif tal-qoton sew fuq l-idejn li fsada u għolli d-driegħ 'il fuq mil-livell tal-qalb; jekk demm aħmar jgħajjat ikompli joħroġ mill-polz jew mid-driegħ, applika tourniquet kummerċjali 5 sa 7 ċentimetri (2 sa 3 pulzieri) 'l fuq mill-polz jew mill-minkeb u ċempel in-numru ta' emerġenza lokali tiegħek (911 fl-Istati Uniti u l-Kanada, 112 madwar l-Unjoni Ewropea, 999 fir-Renju Unit) jew iċċekkja numri ta' emerġenza.
  2. Ippreserva s-swaba' amputati jew is-segmenti tas-saba' l-kbir f'garża niedja ġewwa borża tal-plastik issiġillata mqiegħda fuq ilma tas-silġ. Qatt m'għandek tpoġġi s-swaba' maqtugħa direttament fuq is-silġ vojt jew tgħaddishom direttament f'ilma likwidu, li jiffriża jew jintefaħ il-vini mikroskopiċi u jipprevjeni t-twaħħil mill-ġdid kirurġiku.
  3. Lek feriment fl-għajnejn tal-logħob tan-nar b'tazza protettiva riġida (bħal qiegħ ta' tazza tal-karta) u QATT togħrok jew tapplika pressjoni. Trawma tal-għajnejn tal-logħob tan-nar ta' spiss tinvolvi boċċa tal-għajnejn imfarrak jew imtaqqba (korriment tal-globu miftuħ); tagħfas faxxa kontra l-għajn tagħfas il-kontenut intern mill-kornea u tikkawża għama permanenti.
  4. Sparkler kessaħ u ħruq termali tal-porvli tal-kanun taħt ilma tal-vit frisk għal 20 minuta sħaħ. Aħsel bil-mod it-trab niexef maħlul l-ewwel, imbagħad żomm l-idejn, is-sieq, jew il-wiċċ maħruqa taħt ilma ġieri frisk (15 grad Celsius / 59 grad Fahrenheit) għal 20 minuta kontinwi; qatt ma tapplika silġ, butir, toothpaste, jew ingwenti.
  5. **QATT timxi lejn, tħares 'l isfel jew tipprova terġa' tixgħel logħob tan-nar "dud" li ma jaħdimx ħażin. ** It-tidwir imdewwem ġewwa l-kanal tal-fjus jew il-ħlas tal-lift tat-trab iswed spiss jisplodi qoxra tat-tikħil tal-ajru 5 sa 15-il minuta wara li jidher li spiċċat, u jolqot lil kull min jegħleb fuq it-tubu dritt fil-wiċċ.
  6. ** Stenna mill-inqas 20 minuta qabel ma tersaq lejn logħob tan-nar misfired, imbagħad għaddas kompletament f'barmil ilma matul il-lejl. ** Uża tongs b'manku twil jew pala mill-ġenb (qatt ma jxaqleb rasek fuq it-tubu) biex twaqqa' l-dud f'barmil fond ta' 20 litru (5 gallun) ta 'ilma sabiex il-qalba tat-trab tkun saturata qabel ma jintrema b'mod qawwi.
flowchart TD
    Start["Murtali jew Emerġenza Piroteknika"] --> Incident{"X'tip ta' emerġenza seħħet?"}
    Incident -->|"Blast tal-Idejn / Amputazzjoni tas-Saba'"| HandBlast["1. Applika pressjoni diretta soda b'ċarruta nadifa (jew tourniquet jekk tixpruna arterjali)<br/>2. Kebbeb is-swaba' maqtugħin f'garża niedja -> issiġilla f'borża tal-plastik -> poġġi fuq ilma tas-silġ<br/>3. Ċempel 911 / 112 / 999 għaċ-Ċentru tat-Trawma tal-Idejn"]
    Incident -->|"Għajnejn jintlaqtu minn Debris, Spark, jew Blast"| EyeHit["1. MA togħrokx, laħlaħ bil-qawwa, jew tagħfas fuq il-boċċa tal-għajnejn<br/>2. Tejp il-qiegħ ta’ kikkra tal-karta/fowm jew tarka riġida fuq is-sokit tal-għajnejn tal-għadam<br/>3. Għatti ż-żewġ għajnejn biex twaqqaf il-moviment simpatiku u għaġġla lejn l-ER"]
    Incident -->|"Sparkler jew Ħruq Termali tal-Ġilda"| BurnCare["1. Aħsel it-trab niexef, kessaħ b'ilma tal-vit ġieri għal 20 minuta sħaħ<br/>2. Neħħi ċrieki u arloġġi mill-idejn maħruq immedjatament<br/>3. Għatti laxk b'film tal-plastik"]
    Incident -->|"Logħob tan-Nar Misfired ('Dud') fuq l-Art"| DudSafe["1. Ibqa' lura mill-inqas 15-il metru (50 pied) għal 20 minuta sħaħ<br/>2. QATT mill-ġdid tixgħel jew tħares 'l isfel mit-tubu tat-tikħil<br/>3. Xarrab kompletament f'barmil ilma matul il-lejl"]

Matriċi tal-perikoli pirotekniċi: temperaturi, fiżika tal-isplużjoni, u profili tal-korrimenti

Il-fehim tat-temperaturi u r-rendimenti splussivi ta 'logħob tan-nar tal-konsumatur u tal-wiri differenti jispjega għaliex iseħħu korrimenti speċifiċi u kif it-tobba tal-emerġenza jittrattawhom.

Tip ta' Apparat tan-Nar Temperatura tal-Ħruq / Mekkaniżmu Splussiv Mudelli ta' Korriment Primarji Regola Kritika tal-Ewwel Għajnuna u Sigurtà
Wajer li jinżamm fl-idejn jew Sparklers tal-injam 1,000 sa 1,600 °C (1,800 sa 3,000 °F): Ossidatur (nitrat tal-potassju jew nitrat tal-barju) imħallat ma 'filings ta' aluminju, manjesju, titanju jew ħadid Ħruq profond ta 'kuntatt ta' ħxuna sħiħa ma 'l-idejn tat-tfal żgħar u s-saqajn vojta (irfigħ fuq wajers sħun imwaqqgħin); tqabbid tal-ħwejjeġ; ħruq termali tal-kornea minn xrar li jtajru Qatt m'għandek tgħaddi sparklers lil tfal taħt l-età ta' 5 sa 7; żomm barmil ilma ħdejn l-utenti biex twaqqa' wajers jaħarqu maqtugħin immedjatament.
Qxur tal-Mehries mill-Ajru li jistgħu jerġgħu jitgħabbew (Blalen tal-Festival / Qxur tal-Artillerija) Ċarġ tal-lift tat-trab iswed jimbotta qoxra ta' 40 m għoli, segwit minn ċarġ tal-fqigħ ta' trab tal-flash li jisplodi b'veloċità ta' shockwave >1,500 m/s Amputazzjoni katastrofika ta' blast bl-idejn (tubu li jżomm jew relighting fjus qasir); trawma fatali ta 'splużjoni kranjofaċjali u globu miksur meta tħares 'l isfel minn tubu tat-tikħil misfired Qatt ma żżomm tubu tat-tikħil tal-ajru f'idejk; qatt ma tagħbija qoxra rasu 'l isfel; qatt ma tħares fuq tubu tat-tikħil
Multi-Shot Aerial Cakes (Repeater Boxes) 10 to 200 fused mortar tubes glued into a square cardboard base firing sequentially every 1 to 2 seconds Tip-over horizontal firing: Recoil from early shots tips the lightweight box onto its side on grass, firing subsequent exploding shells horizontally into the crowd at chest/face height Always brace aerial cakes on flat pavement sandwiched between heavy concrete cinder blocks or bricks so the box cannot tip over
Bottle Rockets, Skyrockets, and Roman Candles Black-powder rocket motor or sequential star ejection propelled along a wooden stabilizer stick or hand tube High-velocity ocular impact: Erratic flight trajectories strike bystanders directly in the eye, causing hyphema, lens dislocation, retinal detachment, and globe rupture Never shoot Roman candles or bottle rockets at people; never launch bottle rockets out of glass bottles (which shatter into shrapnel)
Flash-Powder Salutes (M-80s, Cherry Bombs, Quarter-Sticks, Firecrackers) Confined potassium perchlorate and dark pyro-aluminum flash powder (detonates rather than deflagrates even with minimal confinement) Blast hand hyperextension: Traumatic amputation of thumb and index/middle fingers, split palm, ruptured tympanic membranes (eardrums), and shrapnel wounds Qatt iżomm xi murtali mixgħul jew salut f’idejk; saluts illegali għandhom fjusis li ma jgħaddix ilma minnhom li jinħarqu internament mingħajr xrar viżibbli
Logħob tan-Nar Isfar / Abjad tal-Fosfru ("diablo", "piccolo pete", jew crackers tropikali) Fih fosfru abjad/isfar tossiku li jaqbad awtomatikament fl-arja u jikkawża epatotossiċità letali / insuffiċjenza multi-organi jekk jinbela' Ħruq kimiċi tat-tipjip li jerġgħu jaqbdu meta jkunu esposti għall-arja, flimkien ma’ avvelenament sistemiku fatali jekk tifel jiekol jew jilgħaq pejst tal-logħob tan-nar mhux maħruq Keep phosphorus burns wet with water-soaked dressings so particles cannot reignite in air; rush any child who tastes a firework to the ICU immediately

Treating catastrophic hand blast injuries and finger amputations

The human hand is the most frequently injured body part in fireworks explosions. When a firecracker, mortar shell, or Roman candle explodes while grasped in the palm, the expanding gas bubble forces the thumb radially outward and hyperextends the fingers dorsally while driving carbonaceous soot and cardboard fragments deep into the carpal tunnel and tendon sheaths.

1. Immediate hemorrhage control on a blasted hand

  1. Apply direct pressure and elevate: Even when multiple fingers are blown off or the palm is split open down to the white metacarpal bones, the majority of hand blast bleeding comes from the superficial and deep palmar arterial arches and digital arteries, which can usually be controlled by firm, continuous direct pressure using a thick stack of sterile gauze pads or a clean folded cotton towel held tightly over the entire hand while elevating the arm above the level of the heart.
  2. When to use a commercial tourniquet: If a mortar shell or pipe bomb blast has severed the radial or ulnar artery at the wrist or caused a partial forearm amputation with bright red arterial blood spurting uncontrollably through the pressure dressing, apply a commercial windlass tourniquet 5 to 7 centimeters (2 to 3 inches) above the wrist or above the elbow and tighten until bleeding stops completely; see severe bleeding and tourniquet application.
  3. Remove all rings, watches, and bracelets from the injured hand and wrist within the first 2 minutes: Blast and thermal trauma trigger massive fluid swelling (edema) across the hand and fingers within 15 minutes. A gold or titanium wedding band left on a blasted or burned finger turns into an unyielding steel tourniquet that cuts off blood flow and causes gangrenous loss of an otherwise salvageable finger. Slide rings off immediately using soap or cold water, or cut them off with a ring cutter.
  4. Never cut off "dangling" fingers or skin flaps: Even if a finger is crushed, pale, and attached only by a thin 3-millimeter strip of skin or a single tendon (subtotal amputation), that tiny bridge often contains a critical dorsal vein or digital nerve that allows a microvascular hand surgeon to save the digit. Gently align the dangling finger in a neutral resting position next to the adjacent fingers, pad between the fingers with moist sterile gauze, and splint the whole hand and wrist on a padded board or rolled magazine.

2. How to preserve completely amputated fingers or thumb segments

Microvascular hand surgeons can successfully replant (reattach) severed thumbs and fingers, especially in children and when the thumb or multiple digits are involved, provided the amputated parts are preserved properly during transport:

  1. Search the blast site immediately with flashlights to locate all severed finger segments (especially the thumb, which accounts for 40 percent of total hand function).
  2. Rinse gently, never scrub: If the severed finger is covered in dirt, grass, or gunpowder soot, rinse it gently for a few seconds with sterile normal saline or clean bottled drinking water. Never scrub the raw tissue with a brush, and never pour hydrogen peroxide, rubbing alcohol, or iodine onto the severed part (which chemically kills the exposed blood vessels and nerves).
  3. Use the 3-layer "Damp Gauze -> Sealed Plastic Bag -> Ice Water Bath" method:
  4. Layer 1: Wrap the severed finger completely in sterile gauze pads (or a clean paper towel) lightly moistened (damp, not dripping wet) with sterile saline or clean bottled water.
  5. Layer 2: Place the wrapped finger inside a clean, watertight zip-top plastic bag, press the excess air out, and seal the zipper tightly. Label the bag with the patient's name and time.
  6. Layer 3: Place that sealed plastic bag inside a second larger container, cooler, or outer plastic bag filled with a mixture of crushed ice and cold water (slush bath at roughly 4 degrees Celsius / 39 degrees Fahrenheit).

Danger

Never place an amputated finger or thumb directly onto bare ice cubes, never pack it in dry ice, and never submerge the bare tissue directly in a cup of water or saline. Direct contact with ice freezes the cells and creates intracellular ice crystals (frostbite necrosis) that make surgical reattachment 100 percent impossible, while soaking bare tissue directly in water causes hypotonic cellular swelling and maceration.

Ocular fireworks trauma: open globe injuries and corneal burns

Approximately 15 to 20 percent of all fireworks injuries strike the eyes, and a third of severe ocular fireworks injuries result in permanent legal blindness or surgical removal of the eye (enucleation). Fireworks injure the eye through three simultaneous mechanisms: blunt blast shockwave contusion (causing bleeding in the front chamber of the eye called hyphema, lens dislocation, and retinal detachment), high-velocity projectile perforation (cardboard plugs, plastic casing shards, or unburnt black-powder grains punching straight through the cornea or sclera), and extreme thermal/alkaline chemical burns from burning metallic sparks.

Step-by-step first aid for a fireworks eye injury

  1. Recognize the signs of a ruptured or penetrated eyeball (open globe injury):
  2. Visible blood pooling inside the colored iris area of the eye (hyphema).
  3. A pupil that looks teardrop-shaped, peaked, or irregular instead of round, or brownish/black iris tissue protruding through a tear in the clear cornea.
  4. Clear jelly-like fluid (vitreous humor) leaking from the eye, or the front of the eye looking flattened or deflated.
  5. Severe eye pain accompanied by an immediate drop in vision (able to see only hand motion or light).
  6. Strictly enforce the 4 "NEVERs" of ocular blast trauma:
  7. NEVER rub, press on, or squeeze the injured eye. Even the slightest finger pressure on a perforated eyeball extrudes the iris, lens, and retina out through the wound, causing irreversible blindness.
  8. NEVER attempt to pull out or tweeze out any cardboard splinter, wire, or firework fragment stuck in the eyeball.
  9. QATT ma tlaħlaħ bil-qawwa jew titfa 'l-ilma tal-vit f'għajn li għandha titqib, biċ-ċar jew splużjoni suspettata. (Tintuża biss irrigazzjoni bil-melħ ġentili jekk il-korriment huwa trab ta' trab niexef purament superfiċjali fuq għajn intatta mingħajr impatt ta' splużjoni; meta jkun hemm dubju wara splużjoni ta' logħob tan-nar, ** biex tisraqx u tmur dritta **).
  10. QATT tpoġġi qtar għall-għajnejn, ingwenti, jew aspirina ġo jew tagħti aspirina/ibuprofen mill-ħalq (NSAIDs inaqqsu d-demm u jaggravaw fsada/hyphema intraokulari).
  11. Applika tarka protettiva riġida għall-għajnejn li tistrieħ fuq l-għadam tal-wiċċ:
  12. Jekk m'għandekx tarka tal-għajnejn tal-Fox tal-aluminju riġida militari/medika fil-kit tal-ewwel għajnuna tiegħek, ħu kikkra tal-karta li tintrema jew kikkra tal-kafè Styrofoam, aqta' l-qiegħ 4 ċentimetri (1.5 pulzier) mit-tazza, u tejp dak il-qiegħ riġidu tat-tazza fuq l-għajn mweġġa' sabiex ir-rimm jistrieħ kompletament fuq l-għadam ta' taħt,** mingħajr ma tmissx il-ġewnaħ iebes. tebqet il-għajn jew boċċa tal-għajnejn għal kollox.
  13. Par nuċċalijiet tas-sigurtà tal-polikarbonat jew nuċċalijiet regolari tal-persuna li jintlibsu fuq l-għajn iservu wkoll bħala tarka protettiva temporanja.
  14. ** Għatti wkoll l-għajn MHUX IMMURĦA (patching binokulari):**
  15. Iż-żewġ għajnejn tal-bniedem jimxu flimkien b'mod sinkroniku (moviment tal-għajnejn konjugat kunsenswali). Jekk l-għajn midruba hija mgħottija b'tazza iżda l-pazjent qed iħares madwaru malajr bl-għajn tajba tiegħu waqt ir-rikba ta 'l-ambulanza, il-boċċa ta' l-għajnejn imweġġa 'taħt it-tazza qed idur ukoll 'il quddiem u lura kontra shrapnel inkorporat.
  16. Għatti ħafif l-għajn mhux imweġġa 'bċarruta nadifa jew staqsi lill-pazjent biex iżomm iż-żewġ għajnejn magħluqa waqt li jiggwidahom mid-driegħ, u jżommu rashom elevati f'angolu ta' 30 sa 45 grad waqt it-trasport lejn kamra ta 'emerġenza b'oftalmologu on-call; ara korrimenti fl-għajnejn.

Ħruq ta 'sparkler, ħruq flash porvli, u trawma ta' blast akustiku

1. Sparkler li jkessaħ u ħruq tal-ġilda tat-trab tal-flash

Minħabba li sparklers tal-wajer li jinżammu fl-idejn jinħarqu bl-użu ta’ fjuwils metalliċi (manjeżju, aluminju, ħadid jew titanju) imħallat ma’ ossidanti, ikomplu jaħarqu anki jekk jitwaqqgħu fil-ħaxix jew jitfarfar mal-ħwejjeġ, u jilħqu 1,000 sa 1,600 grad Celsius (1,800 sa 3,000 grad) Fahrenheit.

  1. Itfi l-ħwejjeġ li jaħarqu immedjatament: Jekk sparkler jew stilla ta’ xemgħa Rumana taqbad qmis ta’ tifel jew libsa sintetika, iġiegħelhom mal-art immedjatament (Waqqaf, Waqqa’, u Irrombla), itfa’ l-fjammi b’kutra jew kisja tqila tal-qoton, jew itfagħhom b’barmil ilma.
  2. Aħsel it-trab niexef, imbagħad laħlaħ b'ilma ġieri frisk għal 20 minuta:
  3. Aħsel bil-mod kwalunkwe trab niexef tan-nar maħlul jew irmied mill-ġilda.
  4. Immedjatament poġġi l-id, is-sieq, jew il-wiċċ maħruqa taħt ilma tal-vit frisk frisk (madwar 15-il grad Celsius / 59 grad Fahrenheit) għal 20 minuta sħaħ kontinwi.
  5. Għaliex jekk ikun involut fosfru abjad/isfar: F'reġjuni tropikali u tal-Amerika Latina fejn il-crackers illegali fihom fosfru abjad jew isfar, partiċelli inkorporati fil-ġilda jarmu duħħan abjad b'riħa tat-tewm u spontanjament jerġgħu jqabbdu kull meta jkunu esposti għall-arja. Żomm iż-żona maħruqa kontinwament mgħaddsa f'ilma frisk jew mgħottija b'garża salina mxarrba taqtir waqt it-trasport sabiex l-ossiġnu atmosferiku ma jkunx jista' jilħaq il-partiċelli tal-fosfru.
  6. ** Għatti b'mod laxk b'tgeżwir tal-plastik: ** Wara 20 minuta ta 'tkessiħ bl-ilma, poġġi folja nadifa ta' wrap tal-ikel tal-plastik tad-dar (cling film) b'mod laxk fuq il-ħruq (qatt imgeżwer sewwa madwar riġlejn) biex iżżomm l-arja mit-truf tan-nervituri mhux maħduma; ara ħruq l-ewwel għajnuna.

2. Eardrums miksura (perforazzjoni tal-membrana timpanika) minn pressjoni żejda tal-blast

Salut tat-trab tal-flash jew qoxra ta' l-ajru li tisplodi fi żmien 1 sa 3 metri (3 sa 10 piedi) tar-ras ta' persuna jiġġenera mewġa ta' pressjoni żejda akustika istantanja li taqbeż 170 sa 190 decibel (35 sa 100 kilopascal / 5 sa 15 psi), li hija biżżejjed biex tfarrak il-membrana** u d-dilocaardtyrum. għadam ta' l-ossiku tal-widna tan-nofs:

  • Sintomi: Tiswir għal għarrieda fil-widnejn (tinnitus), telf ta' smigħ fgat, uġigħ qawwi fil-widnejn, sturdament/vertiġ, u xi kultant tnixxija ta' demm aħmar jgħajjat ​​jew fluwidu ċar li joħroġ mill-kanal tal-widna.
  • L-ewwel għajnuna: ** Qatt m'għandek tpoġġi ilma, qtar tal-widnejn, żejt, jew tampuni tal-qoton ġewwa l-kanal tal-widna** wara korriment ta' blast, peress li l-introduzzjoni ta' likwidu mhux sterili permezz ta 'eardrum imqatta' fil-kavità tal-widna tan-nofs tikkawża infezzjoni severa. Sempliċement poġġi kuxxinett tal-garża sterili maħlul u niexef fuq in-naħa ta 'barra tal-widna biex taqbad kwalunkwe drenaġġ, ordna lill-pazjent ma jonfoħx imnieħru, u qabbad tabib tal-widnejn, l-imnieħer u l-griżmejn (ENT) jeżamina l-widnejn.

3. Avvelenament bl-inġestjoni tal-logħob tan-nar tal-fosfru fit-tfal

F'partijiet tal-Amerika Latina u x-Xlokk tal-Asja, murtali żgħar ta' frizzjoni jew ta' perkussjoni (spiss iffurmati bħal ħelu jew pilloli żgħar ikkuluriti msejħa diablitos, totes, jew martinicas) huma manifatturati b'fosfru abjad/isfar:

  • Letalità estrema: L-inġestjoni anke ta’ framment ċkejkna (1 milligramma għal kull kilogramma ta’ piż tal-ġisem) ta’ fosfru abjad jikkawża ħruq ta’ ħalq/uġigħ fl-istonku, rimettar li jinxtamm qisu tewm u jiddi ħafif fid-dlam jew temetti duħħan abjad (emesi luminexxenti/tipjip), segwit minn fażi qarrieqa ta’ 24 mp -catastrophiy qabel l-aċċessorji. insuffiċjenza, insuffiċjenza tal-kliewi, u mewt jirriżultaw.
  • Azzjoni: Jekk tifel żgħir ipoġġi f'ħalqu xi logħob tan-nar mhux maħruq jew użat, ** qatt ma tagħti ħalib jew ikel xaħmi** (ix-xaħmijiet jaċċelleraw l-assorbiment tal-fosfru fl-imsaren). Laħlaħ ħalqhom bl-ilma u għaġġla lejn kamra ta 'emerġenza ta' sptar pedjatriku immedjatament; ara avvelenament l-ewwel għajnuna.

Rimi sikur ta 'logħob tan-nar "dud" mhux sparat u debris użat

Nearly a third of all fatal fireworks head injuries occur when an adult lights a reloadable mortar shell or multi-shot cake, nothing happens after the fuse burns down, and the person walks over and leans their face over the tube to see why it did not go off.

Warning

Qatt m'għandek tavviċina logħob tan-nar misfired ("dud") għal mill-inqas 20 minuta sħaħ, qatt ma tipprova terġa' tixgħel fjus imqassar, u qatt ma tpoġġi rasek jew it-torso fuq il-quċċata ta' tubu tat-tikħil. Ġewwa qoxra misfired, spark mikroskopiku ħafna drabi smolders bil-mod permezz ta 'trab iswed kompatt jew baffling tal-kartun qabel f'daqqa waħda tolqot il-lift prinċipali jew jinfaqa' minuti wara, tispara l-qoxra 'l fuq b'150 kilometru fis-siegħa (93 mil fis-siegħa) direttament fil-kranju tiegħek.

Protokoll pass pass biex jinnewtralizza logħob tan-nar misfired

  1. Stabbilixxi perimetru ta' esklużjoni ta' 15-il metru (50 pied) u ibda timer ta' 20 minuta: Hekk kif logħob tan-nar mixgħul ma jaqbadx jew jieqaf jispara nofs is-sekwenza tiegħu, għajjat ​​lill-ispettaturi kollha biex jibqgħu lura u jaraw l-arloġġ għal 20 minuta sħaħ.
  2. Douse mill-bogħod l-ewwel jekk pajp tal-ġnien huwa disponibbli: Wara li tistenna 20 minuta, jekk għandek pajp tal-ġnien taħt pressjoni, roxx l-ilma minn distanza sigura fil-parti ta 'fuq tal-kejk jew tat-tubu misfired qabel ma timxi lejh.
  3. ** Għaraq kompletament f'barmil fond ilma mill-ġenb:**
  4. Approach the firework keeping your head and upper body well to the side of the tube's aiming axis (never lean over the top).
  5. Using long-handled barbecue tongs or a flat shovel, pick up the misfired firework (or the entire mortar tube if a live shell is stuck inside the bottom) and submerge it completely in a 20-liter (5-gallon) bucket filled to the brim with cold water.
  6. Place a brick or stone on top of the floating cardboard firework so it stays 100 percent underwater overnight (for at least 12 to 24 hours). Water penetrates the cardboard casing and dissolves the potassium nitrate oxidizer in black powder, rendering it permanently unable to ignite.
  7. Wrap in double plastic bags before placing in outdoor trash:
  8. The next morning, remove the waterlogged firework from the bucket, wrap it tightly inside two layers of heavy plastic trash bags so the wet powder cannot dry out in the sun and become flammable again, and place it in your outdoor household solid waste bin (or call your local fire department non-emergency line if it is a large unexploded commercial display shell or illegal salute).
  9. Never throw soaked or unexploded fireworks into a campfire, wood stove, or burn barrel, and never dump spent fireworks boxes directly into a plastic trash bin inside your garage on the night of the celebration; smoldering cardboard glue inside "spent" fireworks cakes is a leading cause of midnight house fires hours after the show ends.

Tip

Before any holiday celebration where fireworks or sparklers may be used nearby, make sure your household first aid kit includes a rigid eye shield, sterile saline pods, non-stick burn dressings, plastic cling film, and a commercial tourniquet, and consider taking a certified first aid course from the Red Cross or St John Ambulance.

Mistoqsijiet frekwenti

Are handheld sparklers really dangerous enough to cause severe burns in young children?

Yes. According to the United States Consumer Product Safety Commission (CPSC) and the UK Office for Product Safety and Standards, handheld sparklers are the single leading cause of fireworks-related emergency room injuries in children under age 5. While water boils at 100 degrees Celsius (212 degrees Fahrenheit) and wood burns at roughly 300 to 600 degrees Celsius, a wire sparkler burns using metallic magnesium, aluminum, or iron fuel at 1,000 to 1,600 degrees Celsius (1,800 to 3,000 degrees Fahrenheit). Touching the glowing tip or stepping barefoot onto a newly dropped wire sparkler causes an instantaneous third-degree (full-thickness) skin burn that often requires skin grafting.

Why should you never put an amputated finger directly onto ice after a fireworks blast?

Placing bare human tissue directly onto ice cubes (at 0 degrees Celsius or below) freezes the delicate skin and microscopic blood vessels, forming sharp intracellular ice crystals that rupture cell walls and cause irreversible frostbite tissue death. If a severed finger freezes solid, a microvascular hand surgeon cannot reattach it. Instead, always use the 3-layer method: wrap the severed finger in sterile gauze moistened with saline or clean water, seal it inside a dry watertight plastic zip-top bag, and place that sealed bag on top of a mixture of crushed ice and water so the tissue is cooled to roughly 4 degrees Celsius (39 degrees Fahrenheit) without ever freezing or getting waterlogged.

If firework debris or sparks fly into someone's eye, why shouldn't I press a bandage over the eye or try to rinse it out?

When a firework explodes near the face or launches a projectile into the eye, the shockwave or high-speed particle frequently tears or punctures the outer wall of the eyeball (an open globe injury). If you press a folded cloth against a ruptured eyeball, or pry the eyelids apart forcefully to pour water in, the mechanical pressure squeezes the internal gel (vitreous), iris, and lens out through the corneal tear, causing permanent blindness. Never touch or press on an eye injured by fireworks; tape the bottom of a paper cup or a rigid shield over the bony eye socket so nothing touches the eye, cover the other eye to reduce eye movement, and go straight to the nearest emergency room.

How long should you wait before approaching a firework that did not go off after you lit the fuse?

Fire safety authorities including the National Fire Protection Association (NFPA) and the Royal Society for the Prevention of Accidents (RoSPA) advise waiting at least 20 full minutes before approaching any misfired firework ("dud"). When a fuse appears to go out, an invisible ember often continues smoldering very slowly through the paper core or compacted powder train inside the casing, and can suddenly detonate the main charge 5 to 15 minutes later. After waiting 20 minutes, never try to relight the dud; keep your head and body to the side of the tube and submerge the entire firework in a deep bucket of water overnight.

Why do so many garage and house fires start at 2:00 AM or 3:00 AM on the night after backyard fireworks?

Multi-shot fireworks cakes and mortar tubes are constructed from thick layers of tightly rolled cardboard laminated together with glue and clay plugs. After a firework finishes shooting, deep internal layers of cardboard and clay remain superheated and often harbor tiny glowing embers for 3 to 5 hours without producing visible smoke. When people sweep up spent fireworks shells and cardboard boxes right after the show and toss them into a plastic trash bin inside their garage or against the side of their house, the trapped heat ignites surrounding paper trash in the middle of the night. Always soak all spent fireworks debris in a bucket of water before putting it in the trash, and keep the trash bin away from buildings.

What should I do if my ears are ringing loudly and my hearing is muffled after a loud firework explodes nearby?

Loud ringing (tinnitus), muffled hearing, ear fullness, or sharp pain after a close firework blast indicates acute acoustic trauma and a possible perforated eardrum (ruptured tympanic membrane) or inner-ear cochlear hair cell injury. Do not put any ear drops, water, oil, or cotton swabs inside the ear canal, and avoid blowing your nose (which forces air pressure through the Eustachian tube out through the torn eardrum). Keep the ear completely dry and see an emergency physician or ENT specialist within 24 hours; early prescription corticosteroid treatment can significantly improve recovery from acute blast-induced sensorineural hearing loss.

Gwidi relatati

Sorsi kkontrollati

  • Kummissjoni dwar is-Sigurtà tal-Prodotti tal-Konsumatur tal-Istati Uniti (CPSC, l-Istati Uniti): Rapporti Tekniċi Annwali ta' Korriment u Fatalità tal-Logħob tan-Nar u Linji Gwida dwar l-Edukazzjoni tas-Sigurtà
  • L-Akkademja Amerikana tal-Oftalmoloġija (AAO) u s-Soċjetà Amerikana tal-Kirurġija tal-Idejn (ASSH, l-Istati Uniti): Ġestjoni Klinika tat-Trawma tal-Logħob tan-Nar Okulari (Protokoll Open Globe) u Korrimenti tal-Idejn Pirotekniċi Blast
  • Assoċjazzjoni Nazzjonali għall-Protezzjoni tan-Nar (NFPA, l-Istati Uniti): Kodiċi għall-Wiri tal-Logħob tan-Nar (NFPA 1123) u Kodiċi għall-Manifattura, Trasport, Ħażna, u Bejgħ bl-Imnut ta' Logħob tan-Nar u Artikoli Pirotekniċi (NFPA 1124)
  • Uffiċċju għas-Sigurtà u l-Istandards tal-Prodotti (OPSS), is-Servizz Nazzjonali tas-Saħħa (NHS), u r-Royal Society għall-Prevenzjoni tal-Aċċidenti (RoSPA, ir-Renju Unit): Kodiċi tas-Sigurtà tal-Logħob tan-Nar, Trattament tal-Ħruq Termali Sparkler, u Rimi ta' ħruq ħażin
  • Organizzazzjoni Dinjija tas-Saħħa (WHO): Linji Gwida dwar il-Prevenzjoni u l-Kura tal-Ħruq u l-Ġestjoni ta' Avvelenament Pirotekniku tal-Fosfru Abjad