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Acoustic flashbang, kinetic impact, ndi thandizo loyamba la kuvulala kwa anthu

Manambala angozi amasiyana malinga ndi dziko. Tsambali limagwiritsa ntchito 911, nambala ya United States ndi Canada. Many other countries use 112, 999, or another number. Pezani nambala ya dziko lanu.

Panthawi ya chipwirikiti chapachiweniweni, ziwonetsero zapagulu, kapena ntchito zobalalitsa anthu, anthu ongoyimilira, atolankhani, azachipatala, ndi okhalamo amatha kukumana ndi zida zingapo zowongolera unyinji (nthawi zambiri zomwe zimadziwika ndi mabungwe azachipatala ndi ufulu wachibadwidwe ngati "zida zosawopsa"). Zidazi zikuphatikiza makinetic impact projectiles (KIPs) monga zipolopolo za rabala, zozungulira za thovu, zozungulira za thumba la nyemba, ndi mabomba a siponji; mabomba ophulika a pyrotechnic (flashbang) ndi mabomba ophulika; zida zazitali zamayimbidwe (LRADs / mizinga yamawu); ndi zowononga mankhwala (magesi okhetsa misozi / CS, utsi wa tsabola / OC, ndi mipira ya tsabola).

Ngakhale kuti mawu akuti "osapha kwambiri," kafukufuku wazachipatala wowunikiridwa ndi anzawo omwe adasindikizidwa mu BMJ ndi The New England Journal of Medicine akuwonetsa kuti zida zamtundu wa kinetic komanso zida za pyrotechnic stun zimayambitsa kuvulala koopsa komwe kumayika moyo pafupi: kuphulika kwapadziko lonse lapansi, kusweka kwa chigaza, kutuluka magazi m'chifuwa kapena m'mimba. kuphulika kwakukulu, ndi kuyatsa kwakuya kwachitsulo-osayidi. Kudziwa momwe mungatulutsire munthu wovulala pamoto, kutetezera diso losweka popanda kukakamiza, kuchiritsa kutentha kwa flashbang kapena kuphulika kwa khutu, komanso kutulutsa mankhwala otsekemera amateteza chilema chosatha ndikupulumutsa miyoyo.

Chitani izi tsopano

  1. Sungani munthu wovulalayo pambali pake pamoto ndi kutulutsa mphepo nthawi yomweyo: Musanayese chisamaliro chatsatanetsatane cha chilonda, mutsogolereni kapena kunyamula munthu wovulalayo kum'mbali mwa msewu kuseri kwa chivundikiro cholimba (monga ngodya ya nyumba ya konkriti kapena khoma lamiyala) ndi **kumtunda / kumtunda ** kutali ndi mitambo ya utsi wokhetsa misozi, yomwe imamira m'zitseko zotsika ndi masitepe apansi panthaka.
  2. Imbani foni nambala yanu yadzidzidzi nthawi yomweyo kuti muwone kukhudza mutu, chifuwa, khosi, kapena maso: Imbani 911 ku United States ndi Canada, 112 kudutsa European Union, 999 ku United Kingdom, kapena 000 ku Australia. Chipolopolo champhira kapena chikwama cha nyemba chozungulira kumutu, khosi, kapena pachifuwa chikhoza kuchititsa kuti magazi azituluka magazi, kukomoka, kapena kugunda kwa mtima (commotio cordis) ngakhale khungu lakunja silinasweka. Onani wathu manambala angozi.
  3. Osakhudza, kukanikiza, kapena kusisita diso lomwe laphulitsidwa ndi projekiti kapena kuphulika: Ngati chipolopolo cha raba, paintball/mpira wa tsabola, kapena chidutswa cha flashbang chagunda diso kapena pozungulira, MUSAMAGANIZIRE diso ndipo OSATI kutulutsa tizidutswa tating'ono. Phimbani diso lovulala ndi diso lolimba lotchinga kapena pepala lotchinga pamwamba pa chitsulo chotchinga (monga chitsulo chotchinga pansi pa chitsulo choyera). Bony brow and cheek) ndikuphimba diso lomwe silinavulale komanso kusiya kusuntha kwa maso panthawi yoyendera kuchipatala.
  4. Osamenya, kunyamula, kapena kuthira madzi pamoto wamoto kapena utsi wokhetsa misozi: Mabomba ogwetsa misozi a pyrotechnic komanso mitsuko yokhetsa misozi yamtundu wankhondo imawotcha mkati mwa magnesiamu kapena aluminiyamu perchlorate moto pa **1,000 mpaka 2,700 madigiri Celsius (1,800 mpaka 4,900 madigiri a Fahrenhetote) amadula zala kapena mapazi. Chokanipo nthawi yomweyo; ngati zovala zigwira moto, Imani, Dontho, ndi Kupiringa kapena kuzimitsa moto ndi malaya olemera, ndiye kuti khungu lozizira limayaka ndi madzi oyenda kwa mphindi 20.
  5. Sungani madzi, sopo, ndi zala KUCHOKERA m'khutu pakutuluka magazi kapena kulira pakaphulika phokoso lamoto: Ngati bomba lodzidzimutsa liphulika pafupi ndi mutu wa munthu, 170-to-180-decibel shockwave nthawi zambiri imang'amba khutu la khutu (tympanic membrane). Osayika madontho, madzi, kapena thonje m'ngalande yamakutu. Pansi pa khutu ikani kansalu kotayirira, kowuma kouma kuti kagwire magazi kapena madzi owoneka bwino ndikupita kuchipatala mwachangu.
  6. Chotsani utsi wokhetsa misozi kapena tsabola ndi madzi ozizira kapena saline (lumphani mkaka ndi mankhwala oletsa asidi pa mabala otseguka): Yendani kumpweya wabwino, tsamirani kutsogolo kuti madzi asalowe m'maso kapena m'mimba, ndipo tsitsani maso kuchokera mkati (pafupi ndi mphuno) kunja pogwiritsa ntchito madzi a*madzi akumwa abwinobwino kapena yeretsani. Osathira mkaka, shampu ya ana, kapena antacid amadzimadzi m'diso lomwe lilinso ndi zilonda, zotupa, kapena zotupa.

Danger

**Ngati munthu wagunda pakati pa chifuwa ndi chipolopolo cha raba, chipolopolo cha thovu lozungulira, kapena chipolopolo cha thumba la nyemba n'kukomoka pakangopita masekondi angapo, yambani CPR yogwiritsa ntchito manja nthawi yomweyo ndipo muyimbireni Automated External Defibrillator (AED). kumayambitsa minyewa yam'mitsempha yapakatikati (commotio cordis). Kupanikizika kwapachifuwa mwamsanga (100 mpaka 120 pamphindi) ndi kutsekemera mkati mwa 3 mpaka maminiti a 5 ndizo njira zokha zomwe zimabwezeretsa kugunda kwa mtima.

flowchart TD
    A["Kuvulala Kwa Anthu Ambiri Kumachitika"] --> B["Sunthani ovulala motsatana kumbuyo kuseri kwa chivundikiro cholimba ndi mphepo kupita kumalo otetezeka"]
    B --> C{"Njira yoyamba yovulazira ndi chiyani?"}
    C -->|"Kinetic Projectile Impact (Rubber Bullet, Beanbag, Sponge Round)"| D{"Ndi dera liti lomwe lakhudzidwa?"}
    C -->|"Flashbang / Pyrotechnic Blast kapena Acoustic LRAD"| E{"Kodi pali kutentha, kutuluka m'makutu, kapena ming'alu?"}
    C -->|"Chemical Irritant Only (Tear Gas CS / Pepper Spray OC)"| F["Masuleni wosanjikiza wakunja woipitsidwa, kuthwanima mumphepo yatsopano, ndipo tsitsani maso kuchokera mkati mpaka-kunja ndi madzi opanda kanthu kapena saline."]
    D -->|"Mutu, Khosi, Chifuwa, kapena Pamimba"| G["Imbani thandizo ladzidzidzi nthawi yomweyo: yang'anirani mayendedwe a mpweya / kupuma ndikuwona kukha mwazi mkati kapena kugwedezeka"]
    D -->|"Diso kapena Orbit"| H["Kuponderezedwa kwa ZERO padiso: jambulani chishango cholimba cha kapu ya pepala pamwamba pa fupa la mafupa ndikuphimba maso onse awiri"]
    D -->|"Limb Laceration kapena Embedded Round"| I["Yesetsani kutaya magazi ndi mphete yolimba/kukakamiza kwachindunji popanda kukankhira pulojekiti yozama kwambiri"]
    E -->|"Thermal Burn kuchokera ku Canister kapena Flash"| J["Kuziziritsa kutentha ndi madzi oyenda bwino kwa mphindi 20 ndikuphimba momasuka ndi zomangira zosabala kapena chovala chosagwira ndodo."]
    E -->|"Khutu Lophulika (Kusamva, Kulira, Kutuluka Mkhutu)"| K["Sungani ngalande ya khutu 100% youma (popanda madontho kapena madzi), kuphimba khutu lakunja momasuka ndi yopyapyala wowuma, ndipo fufuzani ngati pali kugunda."]

Triage matrix: zida zobalalitsira anthu ndi njira zina zovulaza

Kumvetsetsa momwe thupi limagwirira ntchito pa chipangizo chilichonse chobalalitsira anthu kumathandizira oyankha oyamba ndi oyimilira kuyang'ana zovulala zobisika zamkati zomwe zimakhala zosavuta kuphonya mumsewu wachisokonezo.

Gulu la zida Zitsanzo Wamba & Zimango Kuthamanga kwa Muzzle / Kutulutsa Zowopsa Zoyambirira & Zowopsa Zachipatala Lamulo Lofunika Kwambiri Lothandizira
Mapulojekiti a Kinetic Impact (KIPs) 40 mm zozungulira siponji, zozungulira thovu, zipolopolo zitsulo zokutidwa mphira, ndodo zamatabwa, ndi 12-gauge nsalu "beanbag" zozungulira (zodzazidwa ndi 40 magalamu a nsonga mbalame lead) 60 mpaka 100+ mita/mphindi (200 mpaka 330+ ft/mphindi); imapereka mphamvu zowopsa (ndi kuvulala kolowera ngati kuthamangitsidwa pansi pa 10 mpaka 15 metres / 33 mpaka 50 mapazi) Mutu/Nkhope: Kuphulika kwa dziko (khungu losatha), kuthyoka kwa orbital, kusweka kwa chigaza, kuthyoka kwa magazi muubongo.
Mphuno: Kuthyoka kwa nthiti, kupweteka kwa m'mapapo, kukomoka kwa mapapu, kusweka kwa ndulu/chiwindi, commotio cordis.
Miyendo: Kuthyoka kophatikizana ndi zozungulira zozungulira
Pezani kugunda kwapafupi kwa KIP kumutu, khosi, kapena torso ngati kuvulala koopsa kwamphamvu (monga kuwombera mfuti kapena kuombera kwa baseball); osakoka mphira kapena thumba la nyemba pozungulira pabala
Mabomba Ophulika a Stun (Flashbangs) & Mabomba a Concussion Zitsulo za pyrotechnic zomwe zili ndi magnesium / aluminiyamu ndi ammonium / potaziyamu perchlorate flash powder charger yopangidwa kuti iphulike mabowo. 170 mpaka 185 decibels (dB) acoustic blast wave + 6,000,000 mpaka 8,000,000 candela kung'anima kochititsa khungu + kutentha kwambiri (>1,500 C / 2,732 F) Kuphulika Kwambiri: Makutu ong'ambika (tympanic membranes), kumva kosatha kwa sensorineural, kuvulala koopsa muubongo.
Kuphulika Kwachiwiri : Kulowera kwa pulasitiki / zitsulo zopangira zitsulo.
Chapamwamba
: Matenthedwe akuya a 3rd-degree magnesium ndi kudula dzanja/phazi ngati pafupi ndi thupi
Osanyamula kapena kukankha chitini. Makutu ong'ambika akhale ouma kwambiri; ozizira kutentha kutentha ndi madzi kwa mphindi 20; chitirani mabala a shrapnel ndi kukakamiza kwachindunji
Mabomba a Pyrotechnic Tear Gas (CS / CN Smoke Grenades) Zitsulo zachitsulo zomwe zimachotsa utsi wonyansa wa mankhwala powotcha chitsulo chamkati cha pyrotechnic kwa masekondi 30 mpaka 90 Thupi la canister limatentha ku 400 mpaka 600+ C (750 mpaka 1,100+ F); heavy metal projectile ngati itachotsedwa pa 37/40 mm launcher Kukhudzana kwambiri kumayaka ngati kukhudza opanda manja; kukhudza mwachindunji chitini kumayambitsa kufa kwa chigaza kapena kusweka kumaso; utsi wandiweyani umayambitsa bronchospasm ndi kupuma movutikira m'malo otsekedwa **Musakhudze chitini chotentha chopanda magolovu owotcherera agiredi **; musatseke chidebe chosuta pansi pa ndowa ya pulasitiki pomwe mpweya wa mpweya ukhoza kuswa chidebecho
Zipangizo Zazitali Zazitali Zazitali (LRADs / Zomveka Zomveka) Ma Directional acoustic hailers okwera pamagalimoto kapena ma tripods omwe amatulutsa mitsinje yolunjika kwambiri (2,000 mpaka 4,000 Hz, pomwe khutu la munthu limamva kwambiri) 135 mpaka 162 decibels (dB) pa 1 mita (kufikira kupweteka kwa munthu ndi 120-130 dB; kuwonongeka kwamkati mkati mwa khutu kumachitika pa 140+ dB) Acute acoustic trauma, kuwonongeka kosatha kwa tsitsi la cochlear, tinnitus yofowoka kwambiri, vestibular vertigo, nseru, kusakhazikika bwino, ndi migraine. Sinthani motsatana pang'onopang'ono kuchoka pa 15-to-30-degree directional cone nthawi yomweyo (kusunthira kumbali kumachepetsa kulimba kwa mawu ndi 20 mpaka 30 dB); kumakani makutu mwamphamvu ndi zomangira za thovu kapena zala
**Mipira ya Pepper & Paintball Marker Rounds ** Magawo apulasitiki oponderezedwa odzazidwa ndi ufa wa capsaicin (PAVA / OC) wothamangitsidwa kuchokera ku zoyambitsa mpweya 85 mpaka 110 mita/mphindi (280 mpaka 360 ft/mphindikati) Kuyang'ana maso kumayambitsa hyphema (kutuluka magazi mkati mwa diso), kusuntha kwa lens, kapena kuphulika kwa globe, komwe kumaphatikizidwa ndi kutentha kwambiri kwa capsaicin mkati mwa zotupa zapakhungu lotseguka. Yang'anani kuvulala kwamaso kwa makina kaye musanatulutse; tsukani khungu lozungulira ndi madzi ozizira osapaka ufa wa capsaicin muzitsulo zosweka

Khwerero 1: Kuchiza kuvulala kwa Kinetic Impact Projectile (Rubber Bullet & Beanbag).

Nthano yofala ndi yakuti "zipolopolo za rabara" zimapangidwa ndi mphira wofewa, wonyezimira ngati mpira wa chidole cha mwana. Zowona zake, zotulutsa zambiri zimakhala ndi chitsulo cholimba, lead, kapena aluminiyamu pakati wokutidwa ndi mphira wopyapyala wamamilimita 2 kapena thovu lolimba la polyurethane, pomwe zozungulira za "nyemba" zozungulira 12 zimakhala ndi pilo wansalu ya Kevlar yodzaza ndi #40 gm #40 ya mbalame zoyaka moto. Kuwombera pa 70 mpaka 90 mamita pamphindi (230 mpaka 300 mapazi pa sekondi).

Ikathamangitsidwa kuchokera paufupi, kapena pamene projectile ichoka pamiyala ya phula ndikugwera m'mphepete mwa munthu woyimilira, mphamvu ya kinetic yokhazikika imadutsa pakhungu, imaphwanya fupa, ndikuyika projectile (pamodzi ndi nsalu zonyansa zochokera ku zovala za wovulalayo) mkati mwa minofu kapena minyewa ya thupi.

1. Ocular trauma: pamene projectile kapena tsabola mpira wagunda diso

Ndemanga zachipatala zikuwonetsa kuti **kukhudzidwa ndi maso kuchokera ku ma kinetic projectiles kumakhala ndi chiwopsezo chachikulu kwambiri cha kulumala kosatha m'malo amwazikana **, kung'ambika diso (**kuvulala kwapadziko lonse **), kuchotsa retina, kapena kudzaza chipinda cham'mbuyo ndi magazi (**traumatic hyphema **).

Ndondomeko yowopsa ya maso nthawi yomweyo: - Zindikirani Kuvulala kwa Open Globe: Yang'anani (popanda kukhudza kapena kukoka zikope) kwa mwana wowoneka ngati misozi kapena wosakhazikika, magazi omwe ali mkati mwa iris wachikuda (hyphema), minofu yakuda yowoneka ngati odzola yotuluka kuchokera ku zoyera za diso, kuphwanyidwa kapena kukomoka kwa diso, kuwoneka kwadzidzidzi kapena kukomoka" red"). - Ikani mphamvu ya ZERO ku diso: Osakanikizira diso lopyapyala, ndipo musathire madzi amphamvu kwambiri kapena mankhwala a antiacid opangidwa kunyumba m'diso lomwe lawonongeka kwambiri. Kupondereza mboni yong'ambika kumafinya vitreous humor m'diso, kuchititsa khungu losasinthika. - Pangani chishango cholimba chamaso: Ngati mulibe aluminiyamu yankhondo ya Fox Eye Shield, tengani kapu yoyera yapepala kapena kapu yothira thovu, dulani kapena kung'amba pansi kuti chikhale 4 centimita (1.5 mainchesi) ndipo jambulani mkombero wa kapu pamwamba pa diso* pamwamba pa fupa la diso ndipo palibe kanthu. imagwira chikope kapena diso lokha. - ** Phimbaninso diso lomwe silinavulale (Patching Bilateral)**: Maso aumunthu amamangidwa m'goli limodzi (**kusuntha kwa diso kogwirizana **): nthawi zonse diso lanu lakumanzere likamazungulira kuti liyang'ane othandizira kapena magetsi a mumsewu, diso lanu lakumanja lovulala limayenda chimodzimodzi mkati mwa chitsulo chake, kugaya fupa la orbital losweka kapena kung'amba minofu. Kuphimba diso labwino pang'onopang'ono ndi yopyapyala kumachepetsa maso onse awiri pamene mukumulondolera munthuyo ndi dzanja ku ambulansi. - Ikani mowongoka pa madigiri 30 mpaka 45: Sungani wodwalayo mowongoka (osagona pansi komanso osaweramitsa mutu) ndikuwalangiza **kuti asamatsokomole, kuwomba mphuno, kapena kupsinjika **, zomwe zimakulitsa kuthamanga kwa intraocular. Onani zathu zambiri kuvulala kwamaso kalozera wothandizira woyamba.

2. Kukhudza mutu, khosi, ndi nkhope

Ndodo ya thovu ya mamilimita 40 kapena chipolopolo cha rabala chomwe chikugunda pamphumi, kachisi, nsagwada, kapena khosi chimatulutsa mphamvu yokwanira yothyola chigaza, kuphwanya m'phuno (bokosi la mawu), kapena kung'amba mtsempha wa carotid.

  • Njira yapakhosi ikagunda pakhosi: Chipolopolo chomwe chagunda kutsogolo kwa mmero chimathyola chithokomiro kapena chichereŵechereŵe, zomwe zimapangitsa kutupa mkati mwachangu komwe kumatsekereza njira yodutsa mpweya mkati mwa mphindi 10 mpaka 20. Ngati wina wagunda pakhosi akupanga mawu otuwa, kumeza malovu movutikira, kupuma kwaphokoso (stridor), kapena kubwebweta/kusweka pansi pa khungu la khosi (subcutaneous emphysema), imbani thandizo ladzidzidzi nthawi yomweyo ndikuwasunga mowongoka atatsamira pang'ono kutsogolo.
  • Screen for Intracranial Bleeds: Aliyense amene anamenyedwa m'mutu amene anakomoka (ngakhale kwa masekondi a 3), amasanza, amasokonezeka, amakula ana osafanana, amakhala ndi madzi omveka bwino kapena magazi akutuluka m'mphuno kapena m'makutu, kapena kumva kupweteka kwa mutu kumafunika chipatala mwamsanga CT kujambula. Onani wathu kalozera kuvulala mutu.

3. Kupwetekedwa mtima pachifuwa ndi m'mimba (ndi ma projectile ophatikizidwa)

  • Osatulutsa chipolopolo cha rabara kapena thumba lozungulira: Pansi pa mita 15 (mamita 50), masiponji ozungulira mamilimita 40 ndi zikwama zanyemba zokhala ndi lead 12-gauge nthawi zonse zimakhomerera pakhungu ndikulowa mkati mwa chipupa, pamimba, kapena ntchafu. Tetezani chipolopolo chokhazikika ngati mpeni wopachikidwa: kuchikokera mumsewu kumatha kutulutsa mtsempha wong'ambika. Zisiyeni m'malo mwake, nyamulani zopyapyala zoyera kuzungulira m'mphepete mwake kuti zikhazikike, ndikupita kwa dokotala wovulala. (Zindikirani kwa madokotala a ER: 12-gauge beanbag rounds ili ndi **lead birdswot ** yomwe imatha kuphulika mkati mwa bala, zomwe zimafuna kutsimikiziridwa kwa X-ray kuti mapepala onse otsogolera ndi nsalu zophimba nsalu zimachotsedwa opaleshoni.)
  • Yang'anirani Kuchedwa Kutuluka M'kati Mwamagazi (Nkhosi, Chiwindi, ndi M'mapapo): Munthu akamenyedwa kumunsi kwa nthiti kapena m'mimba ndi ndodo nthawi zambiri amachokapo poganiza kuti ali ndi zilonda zofiirira, kenako n'kukomoka patatha maola 2 ali kunyumba kuchokera *kuphulika kwa ndulu, chiwindi chosweka, kapena kupuma movutikira.collaps. Fufuzani mwamsanga kuchipatala pambuyo pa vuto lililonse la torso ngati munthuyo akupuma pang'onopang'ono, kupweteka kwambiri pamene akupuma kwambiri, kupweteka kumatuluka kumapeto kwa phewa lakumanzere ( chizindikiro cha Kehr ** cha magazi omwe amakwiyitsa diaphragm kuchokera ku ndulu yosweka), khungu lotumbululuka, chizungulire pamene akuyimirira, kapena olimba, abdome.

Khwerero 2: Kuchiza Flashbang (Stun Grenade) ndi kuvulala kwa Acoustic Blast

A flashbang (stun grenade) ndi chida chophulika chomwe chidapangidwa kuti chizilowetsa mzipinda zopulumutsa anthu ogwidwa, osati kuchuluka kwa anthu mumsewu. Koma ikayikidwa m'magulu a anthu, chiwombankhanga chimaphulika ndi kugwedezeka kwamphamvu kwa 170 mpaka 185 decibel (kuposa 1,000 kuwirikiza ka 1,000 kolowera komwe kumang'amba makutu a anthu), kuchititsa khungu 6-to-8-million-candela light flashtense, ndi chitsulo choyatsa moto cha magnesium.

1. Kuvulala Kwambiri Kwambiri: Makutu Ophulika (Tympanic Membrane Perforation) ndi Blast Concussion

Pamene kuphulika kwa flashbang kapena grenade kuphulika mkati mwa 1 mpaka 5 mamita (3 mpaka 16 mapazi) kuchokera kwa munthu, mphepo yamkuntho imawombera mu chigaza ndi ngalande ya khutu yakunja:

  • ** Zizindikiro za Eardrum Yophulika **: Kupweteka kwadzidzidzi kwa khutu panthawi ya kuphulika komwe kumatsatiridwa ndi kumva kosasunthika kapena kugontha kumbali imeneyo, phokoso lamphamvu kapena phokoso lamphamvu (**tinnitus ), chizungulire chachikulu ( vertigo ** ndi kutayika bwino kuchokera mkati mwa khutu la khutu), kapena kutulutsa madzi ofiira kuchokera kumagazi amkati / mphuno ngalande yamakutu **.
  • Malamulo Okhwima Othandizira Oyamba pa Vuto la Blast Ear:
    1. Sungani ngalande ya khutu 100 peresenti YAKUUMA: Osatsuka khutu lomwe lavulala kwambiri ndi madzi, saline, kapena kutsuka m'maso potsuka utsi wokhetsa misozi. Ngati munthu ali ndi khutu lobowoka chifukwa cha kuphulika kwamoto ndipo wina watsanulira madzi otsekemera okhetsa misozi pansi pa ngalande ya khutu, mabakiteriya ndi makristasi a CS amalowa mkatikati mwa khutu mwachindunji, zomwe zimayambitsa matenda aakulu apakati (otitis media) ndi ululu waukulu.
    2. Musamake mwamphamvu mkati mwa ngalande ya khutu yotuluka magazi: Ngati madzi omveka bwino kapena magazi amadzi akutuluka m'khutu pambuyo pa kuphulika kapena kugunda kumutu, akhoza kukhala ndi cerebrospinal fluid (CSF) chifukwa chothyoka chigaza. Osapanikizani mipira ya thonje kapena zotsekera m'makutu mu ngalande yamakutu yotuluka magazi. M'malo mwake, jambulani nsalu yopyapyala, youma yopyapyala momasuka mkati mwa kunja kwa khutu kuti madzi azitha kukhetsa momasuka pa pad, ndikupita kukayezetsa mwadzidzidzi. (Kuphulika koyera kwambiri kwa eardrum perforations kumadzichiritsa paokha kwa masabata 4 mpaka 8 ngati kusungidwa kouma, pamene misozi yaikulu imafuna ENT katswiri patch kapena tympanoplasty.)

2. Secondary and Tertiary Flashbang Trauma: Shrapnel ndi Magnesium Thermal Burns

Ngakhale ma grenade amapangidwa kuti zitsulo zolemera pamwamba ndi pansi zikhalebe bwino pamene mpweya ukudutsa mabowo am'mbali, ma flashbangs amakono opepuka ophatikizika/opangidwa ndi pulasitiki ndi mabomba a utsi wa pyrotechnic nthawi zambiri amaphwanyidwa pophulitsa, kutulutsa zidutswa zakuthwa za pulasitiki yoyaka, zikhomo zachitsulo, ndi kuthamanga kwa mankhwala:

  • Kuzizira kwa Flashbang ndi Canister Thermal Burns: Ngati chiwombankhanga chiphulikira mwendo, chikwama, kapena malaya a munthu wina, kapena ngati wina amenya mwangozi chitini chokhetsa misozi cha 500-degree-Celsius (932-degree-Fahrenheit):
    1. Zimitsani chovala chilichonse choyaka nthawi yomweyo (majekete a nayiloni kapena poliyesita amasungunuka kukhala phula lomata; vulani zovala zakunja zofuka ngati sizikusungunuka pakhungu).
    2. Pang'onopang'ono tsuka zotsalira za ufa wouma, kenaka kuthirani motowo ndi madzi ozizira, aukhondo oyenda kwa mphindi 20 (osagwiritsa ntchito ayezi, batala, mankhwala otsukira mkamwa, kapena phala la soda pamoto).
    3. Phimbani powotchera woziziritsa bwino ndi filimu ya pulasitiki yoyera ya khitchini (yoyalidwa mopanda thabwa, yosakulungidwa molimba pa mwendo wotupa) kapena chovala chosabala chopanda ndodo ndikupita kuchipinda choyaka moto kapena kuchipatala.

3. Kuteteza ku Zida Zazitali Zakutali (LRADs / Sound Cannons)

LRAD (Long-Range Acoustic Device) ikatsegula kamvekedwe kake kotchinga kokwera kwambiri, imapanga kuwala kokhazikika kwamphamvu ya 2,000-to-4,000-hertz pa 135 mpaka 162 decibel. Chifukwa ma decibel amayezedwa pa sikelo ya logarithmic, kuwonjezeka kulikonse kwa 10-decibel kumachulukitsa mphamvu yakumveketsa ndi kuwirikiza ka 10: ma decibel 150 ndi 1,000 kuwirikiza kwambiri kuposa konsati ya rock ya 120-decibel kapena siren ya ambulansi*, zomwe zimachititsa kuti kumeta ubweya wamkati mkati mwa ma cell osalimba a sterleach.

LRAD Escape Factor Zochita Zolakwika (Kuopsa Kwambiri Kutaya Kumva) Zolondola Nthawi yomweyo Chifukwa cha Acoustic Physics
Direction of Movement Kuyenda molunjika chakumbuyo pakati pa msewu kutali ndi galimoto ya LRAD Khwerero 90 madigiri cham'mbali (momwemo) kuchoka pakati ndikulowera kuseri kwa ngodya yolimba kapena galimoto yoyimitsidwa Ma LRAD amagwiritsa ntchito ma transducers otsamira pang'onopang'ono kuti ayang'ane phokoso kukhala lopapatiza **15-to-30-degree directional cone **; kusuntha mamita 5 mpaka 10 m’mbali kumagwetsa mphamvu ya mawu ndi ma decibel 20 mpaka 30 nthawi yomweyo
Njira Yotetezera Khutu Gwirani manja ophwanyika momasuka kunja kwa makutu anu Dinani mwamphamvu kumenyetsa kwa khutu lililonse potsegula ngalande ya khutu ndi zala zanu zolozera (kapena ikani zotsekera m'makutu za thovu za NRR 32+ dB + zotsekera m'makutu) Kusindikiza khomo la ngalande ya khutu mwamphamvu ndi tragus kapena zopukutira thovu zopindika kumadula kugunda kwa mawu komwe kukubwera ndi ma decibel 25 mpaka 33, kusunga ma cell atsitsi am'kati mwa khutu kumunsi kwa mawotchi ong'ambika.
Chisamaliro Pambuyo Powonekera Kubwerera kumalo ofuula kapena kuvala mahedifoni usiku umenewo **Kupumula kwathunthu m'chipinda chabata kwa maola 24 mpaka 48 **; onani dokotala wa ENT mwachangu mkati mwa maola 24 mpaka 72 ngati kumva kosamveka kapena kulira kwamphamvu kukupitilira Kuchiza kwapakamwa koyambirira kwa corticosteroid komwe kumaperekedwa ndi dokotala wa ENT mkati mwa maola 48 mpaka 72 aacute acoustic trauma kumatha kupulumutsa maselo atsitsi a cochlear asanayambe ugonthi wokhazikika.

Khwerero 3: Kuchotsa kotetezedwa kwa Gesi wa Miyezi (CS) ndi Pepper Spray (OC) pambali pa mabala

Munthu akakhala ndi mabala onse otseguka (monga scrape, laceration, or ruptured eardrum) NDI kuipitsidwa ndi mankhwala owopsa (CS tear gas kapena OC / PAVA pepper spray), njira yanu yochepetsera sayenera kupha chilonda chotseguka.

Decontamination Solution Ndiotetezeka kwa Maso ndi Khungu Labwino? Ndi Bwino Ngati Munthu Ali ndi Mdulidwe Wotseguka, Kukwapula, Kapena Kuvulala Kwa Maso? Umboni wa Sayansi & Chigamulo Chamunda
Saline Wosabala Wachibadwa (0.9% NaCl) kapena Madzi Akumwa Ozizira Oyera INDE (Gold Standard) INDE (100% Otetezeka) Mayesero azachipatala osankhidwa mwachisawawa amatsimikizira kuthira madzi ozizira kwambiri kapena saline wosabala amachotsa makhiristo a CS ndikuziziritsa zolandilira za OC mwachangu monga zosakaniza zapadera, popanda chiopsezo chotenga kachilomboka.
Mkaka, Liquid Antacid (LAW / Maalox), kapena Shampoo ya Ana Nthawi zambiri amagwiritsidwa ntchito ndi nthano za anthu am'misewu, OSATIKULUTSIDWA ndi madokotala azadzidzidzi ZOLETSEDWA KWAMBIRI pa mabala otseguka, khungu losweka, kapena kuvulala kwamaso Mkaka wosabala ndi maantacid okhala ndi shuga / tinthu tating'onoting'ono timadzetsa mabakiteriya (Pseudomonas, Staph) m'mabala aiwisi ndi mabala a cornea, ndipo mayeso osasinthika akuwonetsa kuti samagwira ntchito bwino kuposa madzi wamba.
Mafuta Ophikira, Mafuta a Petroleum Jelly, kapena Zopukuta Mowa AYI (Imawonjezera kutentha) AYI CS misozi ufa ndi OC capsaicin utomoni ndi **mafuta-sungunuka **; mafuta opaka mafuta amatchera mankhwalawa pakhungu, pamene mowa umatsegula zibowo ndikupangitsa kupweteka kwambiri

Momwe mungatulutsire maso ndi khungu popanda kufalitsa makhiristo amankhwala pansi

  1. OSATIKUTITSA m'maso: Utsi wokhetsa misozi wa CS si mpweya kwenikweni; ndi mtambo wabwino wa aerosol wa tinthu tating'ono tating'ono tating'ono ta crystalline (2-chlorobenzalmalononitrile) wokhala ndi m'mbali ting'onoting'ono. Kusisita m'maso mwako kumagaya makristalowo molunjika mu cornea yanu, zomwe zimapangitsa kuti pakhale mabala opweteka a cornea.
  2. Imani pamphepo ndikuphethira mwachangu: Mukatuluka mumtambo wa utsi, yang'anani ndi kamphepo koyera, kwezani manja anu kumbali yanu, ndikuphethira mwachangu kuti misozi iyambe kuyandama.
  3. Tsukani kuchokera kumphuno kupita kunja uku mutatsamira kutsogolo: Yendetsani mutu wanu kutsogolo ndi cham’mbali (chotero madzi osamba oipitsidwa amatsikira pansi molunjika m’malo motsikira m’khosi, pachifuwa, ndi m’chuuno, kumene khungu lopyapyala limayaka kwambiri). Thirani mtsinje wokhazikika wa madzi ozizira oyera kapena saline wosabala padiso lotseguka kuyambira pakona yamkati pafupi ndi mlatho wa mphuno ndikuyenderera panja kudutsa kachisi kwa mphindi 5 mpaka 10.
  4. Chenjerani ndi mphumu yoopsa kwambiri kapena COPD bronchospasm: Kukoka mpweya wokhetsa misozi wa CS kapena utsi wa tsabola kumayambitsa kutsekeka kwa mpweya kwa anthu omwe ali ndi mphumu kapena matenda a airway. Athandizeni kukhala mowongoka mumpweya wabwino ndi kuwathandiza kugwiritsa ntchito albuterol / salbutamol rescue inhaler yawo yolembedwa (2 mpaka 4 kupuma kudzera mu spacer); ngati kupuma kukupitirira kapena milomo isanduka buluu, imbani thandizo lachipatala mwamsanga.
  5. Kusamba kozizira kunyumba (kusanatenthe): Mukafika kunyumba, vulani zovala zanu zomwe zili ndi kachilomboka mkati mwa garaja kapena bafa ndikuziika muthumba lapulasitiki lomata. Lowani mumsamba wozizira ** wozizira mwala kwa mphindi 5 zoyambirira ** mukuweramitsa mutu wanu kutsogolo kuti madzi asasambitse zotsalira za tsitsi kumunsi kwanu; Kusamba kotentha kumatsegula pores pakhungu ndikuyambitsanso makhiristo a CS omwe atsekeredwa, kupangitsa kumva kupsa kwa thupi lonse.

Tengani maphunziro

Munthu akamatuluka magazi kwambiri, kuvulala pachifuwa, kapena kuvutitsidwa ndi mpweya panthawi yadzidzidzi, kuphunzitsidwa pamanja kumapangitsa kusiyana konse. Tikukulimbikitsani kuti mutenge maphunziro ovomerezeka ** Lekani Kutaya magazi ** ndi maphunziro a First Aid, CPR, ndi AED ochokera kudziko lanu la Red Cross kapena Red Crescent, St John Ambulance, kapena malo opwetekedwa mtima.

Mafunso omwe amafunsidwa pafupipafupi

Can a "rubber bullet" or "beanbag round" really fracture a skull or kill someone?

Yes. Despite the casual name "rubber bullet," kinetic impact projectiles (KIPs) are heavy batons made of hard vulcanized rubber, dense polyurethane foam, or metal cores coated in rubber, fired from 37 mm or 40 mm launchers or 12-gauge shotguns at speeds of 60 to 100+ meters per second (135 to 225+ miles per hour). A systematic medical review published in the journal *BMJ Open* analyzing 1,984 people injured by kinetic impact projectiles found that 53 died from their injuries and 300 suffered permanent disability (most commonly permanent blindness from ruptured eyes, traumatic brain injuries from depressed skull fractures, and ruptured abdominal organs). Any hit to the head, neck, chest, or abdomen must be treated as a potentially life-threatening trauma emergency.

Why did the person I was helping tell me NOT to pour liquid antacid (Maalox) or milk into their eyes after a pepper ball hit them?

Because a pepper ball or close-range blast causes **mechanical corneal abrasions or open globe lacerations** on top of the chemical irritation. Pouring unsterile milk (which teems with bacteria once warm in a backpack) or chalky particulate liquid antacid (magnesium/aluminum hydroxide) into an eye that has a scratched cornea or ruptured eyeball introduces foreign particles and bacteria deep into the eye and can cause permanent blindness. In addition, a landmark randomized clinical trial published in the *Western Journal of Emergency Medicine* compared baby shampoo, milk, liquid antacid, lidocaine, and plain water for pepper spray decontamination and proved that **plain cold water / sterile saline works just as fast as every other substance** while being 100 percent sterile and safe for open wounds.

What should I do if a smoking tear gas canister or flashbang lands right at my feet?

Never bend down to pick it up with your bare hands, never kick it with a thin sneaker, and never trap it underneath a sealed plastic bucket or traffic cone. First, if the canister is a **flashbang / stun grenade** (which detonates 1.5 seconds after release) or an instantaneous blast tear-gas grenade, trying to grab or kick it can blow your hand or foot off at the wrist or ankle. Second, if it is a **pyrotechnic burning CS tear gas canister**, the metal shell burns at 400 to 600 degrees Celsius (750 to 1,100 degrees Fahrenheit), causing instant third-degree contact burns through ordinary gloves, and trapping a burning canister inside a tight container can cause pressure buildup and explosion. The safest action for any bystander is to **turn away, shield your eyes and ears, and move 15 meters (50 feet) laterally and upwind immediately**.

My ear has been ringing loudly and sounds muffled like I am underwater ever since a flashbang went off near me yesterday. Should I wait for it to clear up on its own?

Do not wait. Go to an urgent care clinic, emergency department, or Ear, Nose, and Throat (ENT / Otolaryngology) specialist within the **first 24 to 72 hours**. A flashbang blast wave (170 to 185 dB) can cause two distinct injuries: a physical hole torn in your eardrum (**tympanic membrane perforation**), which requires an otoscope check and strict dry-ear precautions to prevent infection, AND acute inner-ear hair-cell damage (**acute sensorineural acoustic trauma**). If you have suffered acute sensorineural hearing loss from a blast or LRAD, an ENT doctor can prescribe a short, high-dose burst of oral corticosteroids (such as prednisone) within the first 48 to 72 hours, which reduces inner-ear inflammation and significantly improves the chances of recovering your hearing before the damage becomes permanent.

Why should I never wear contact lenses if there is any chance of being caught near tear gas or pepper spray?

Soft contact lenses act like microscopic sponges that soak up and trap dissolved CS tear gas chemicals and oily OC capsaicin resin directly against your cornea. Even if you flush your eyes with a liter of saline, the chemical stays trapped underneath the contact lens, continuing to burn your cornea until it causes a severe corneal ulcer. Worse yet, trying to pinch a contact lens out of your eye in the street while your fingers are coated in tear gas crystals rubs the crystals straight into your eye. If you are ever exposed to tear gas while wearing contacts, have someone with clean, gloved (or thoroughly washed) hands help you remove and **permanently throw away** the contact lenses (soft lenses contaminated with CS or OC can never be cleaned and reused).

How do I wash tear gas (CS) powder out of my clothes and skin when I get home without re-gassing my whole bathroom?

CS tear gas is a fine solid crystal powder clinging to your hair, jacket, and pants. When you get home, strip off your outer clothes on an outdoor porch, balcony, or garage floor (never shake them out in your bedroom) and seal them in a plastic bag. Step into the shower and turn the water to **cold for the first 5 minutes** while leaning your head forward so hair runoff goes straight down the drain without running over your chest and groin (hot water opens your pores and vaporizes CS crystals into steam, gassing you all over again). After 5 minutes of cold rinsing, wash with mild soap and lukewarm water. Wash the contaminated clothes **separately from all other family laundry** using cold water and standard laundry detergent, and run them through two full rinse cycles before drying.

Magwero afufuzidwa

  • ** Komiti Yapadziko Lonse ya Red Cross (ICRC) ndi International Federation of Red Cross ndi Red Crescent Societies (IFRC) (International)**: * Thandizo Loyamba pa Mikangano ya Zida ndi Zochitika Zina za Chiwawa * malangizo azachipatala okhudza kuvulala kophulika, kupwetekedwa mtima kwa kinetic, kuteteza maso, ndi kuwonongeka kwa mankhwala.
  • Madokotala a Ufulu Wachibadwidwe (PHR) ndi International Network of Civil Liberties Organizations (INCLO) (United States / International): Owopsa Kwambiri: Zotsatira Zaumoyo za Crowd-Control Weapons ndi BMJ Open kuunikanso mwatsatanetsatane za kufa ndi kudwala kuchokera ku zida zamphamvu za kinetic, zida zamphamvu, mabomba owopsa, zida zankhondo zowopsa, zida zankhondo zowopsa.
  • American Academy of Ophthalmology (AAO) (United States): Kuzindikira ndi Kuchiza Zovulala za Maso Pakati pa Otsutsa (kutsegula kwapadziko lonse lapansi kutchinga, kuwongolera kowopsa kwa hyphema, komanso kupewa kupanikizika kwamaso).
  • Centers for Disease Control and Prevention (CDC) ndi National Institute for Occupational Safety and Health (NIOSH) (United States): Riot Control Agents (CS, CN, and OC) Medical Management Guidelines ndi Kuchiza Kuvulala kwa Blast: Khutu ndi Blast Overpressure Trauma.
  • National Health Service (NHS) ndi Faculty of Pre-Hospital Care, Royal College of Surgeons of Edinburgh (United Kingdom): Pre-hospital blast barotrauma, tympanic membrane perforation dry-ear protocols, ndi malangizo oziziritsira kutentha kwa kutentha.
  • World Health Organisation (WHO) (International): Malangizo osamalira zoopsa zadzidzidzi pazowopsa za thoracic, cranial, ndi ocular.

Maupangiri ogwirizana