Basa remuchina wega wega weanesthesia wemhuka unofanirwa kuongororwa nguva dzose.Izvi zvinotevera maitiro ekuongorora muchina wako wekufema system, iyo inofanirwa kuongororwa usati washandisa imwe neimwe.
Izvo zvinodiwa kuti uedze muchina wako weanesthesia kuti unodonha kuti uve nechokwadi chekuti muchina uri kushanda nemazvo kana uchishandiswa.Ichi chinyorwa chinokurukura maitiro ekutarisa kufema hurongwa hwemuchina weanesthesia muchina.Chinyorwa chakasiyana chinotsanangura maitiro ekutarisa iyo pressure system uye scavenging system.
Iyo yekufema system ine zvese zvinodikanwa kuendesa iyo anesthetic gasi musanganiswa kumurwere.Usati washandisa imwe neimwe, tarisa tarisa zvikamu zvekufema system kuti uone kuti hazvina kukuvara.Nekuti ndiyo inonyanya kubvinza kubva kumichina yekutindivadza (ona sidebar), zvakakosha kuti uite bvunzo yekudonha pamhepo yekufema usati washandisa imwe neimwe.
Iyo rebreathing circuit yakabatanidzwa kune inhalation uye exhalation check valve (check valve), pop-up valve (adjustable pressure limiting valve), reservoir bag, pressure gauge, intake valve (isipo pamichina yose) uye CO2 Absorbent tank.Rudzi rwakawanda rwekutenderera rekufema rinoshandiswa mune veterinarians ndiyo circulatory system, iyo yakagadzirirwa kuitira kuti gasi riyerere munzira imwe chete.Kugadziriswa kwepombi yekufema inogona kunge iri peya yehose yakabatana nechidimbu chakaita Y (Y-yakaita chidimbu), kana coaxial dhizaini ine inhalation hose mukati me exhalation hose (general F).
Batanidza imwe chubhu yekufema kune inhalation cheki vharuvhu, batanidza imwe kune exhalation cheki vharafu, uye ipapo batanidza murwere-saizi reservoir bhegi kumuromo bhegi.Neimwe nzira, chikamu chimwe nechimwe chedunhu rekufema chinogona kuedzwa mumwe nemumwe uchishandisa anotevera matanho:
Mufananidzo 1A.Edzai zvikamu zvekufema system pasina kushandisa hose kana mabhegi ekuchengetedza.(Vetamac test kit) (Mufananidzo unobva kuna Michelle McConnell, LVT, VTS [Anaesthesia uye Analgesia])
Mufananidzo 1B.Edzai chubhu yekufema neplug pachiteshi chebhegi remvura.(Vetamac test kit) (Mufananidzo unobva kuna Michelle McConnell, LVT, VTS [Anaesthesia uye Analgesia])
Mufananidzo 1C.Edzai bhegi remvura ine mapulagi pane inhalation uye exhalation cheki mavharuvhu.(Vetamac test kit) (Mufananidzo unobva kuna Michelle McConnell, LVT, VTS [Anaesthesia uye Analgesia])
Vhara iyo pop-up valve uye vhara iyo murwere kupera kwedunhu nechigunwe chako kana chanza.Usashandise pop-up blocking valves kuti utarise kudzvanywa.Aya mavharuvhu akagadzirwa kuti adonhe mushure mekusvika kune imwe dzvinyiriro, saka anogona kutadzisa kuongororwa kwechokwadi kweanovuza-asina kufema masisitimu.
Zadza hurongwa neokisijeni nekuvhura mita yekuyerera kana kudzvanya okisijeni yekuchenesa vharafu kusvika kudzvanywa kwe 30 cm H2O kwasvikwa pane geji yekumanikidza.Kana kumanikidzwa uku kwasvika, dzima flowmeter.Kana iwe ukashandisa pombi yekupedza yakataurwa mune imwe nzira yedanho 1, usashandise iyo oxygen flush valve.Kamwe-kamwe kudzvinyirirwa kwakanyanya kunogona kukuvadza zvakapfava zvemukati zvemushini weanesthesia.
Kana pasina kudonha muhurongwa hwekufema, kudzvanywa kunofanirwa kuramba kwakamira kweinenge 15 masekonzi (Mufananidzo 2).
Mufananidzo 2. Kudzvanya kwekutarisa kweiyo rebreathing system (Wye dual hose configuration), iyo gauge yekumanikidza inochengetwa pa30 cm H2O.(Mufananidzo nerubatsiro rweDarci Palmer, BS, LVT, VTS [Anaesthesia uye Analgesia])
Zvishoma nezvishoma vhura iyo pop-up valve uye tarisa kudzvanywa kuburitswa kwebhegi rekuchengetedza.Izvi zvinovimbisa kuti iyo yekutsvaira system uye pop-up valve inoshanda nemazvo.Usangobvisa ruoko rwako pachiteshi chevarwere.Kudonha kamwe kamwe mukumanikidza kunogona kukuvadza zvimwe zvikamu zveanesthesia muchina.Inogonawo kukonzera huruva inonwa kuti ipinde muchubhu yekufema uye inogona kusangana nemhepo yemurwere.
Iyo inhalation uye exhalation cheki mavharuvhu anoshanda pamwechete kuti ave nechokwadi chekuti gasi rinofamba munzira imwe chete mukati mekufema system.Iwo akaumbwa nezvinhu zvakaurungana, zvisingaremi, zvinowanzodaidzwa kunzi madhisiki, anoiswa mukati medenga rakajeka kuitira kuti ugone kuzviona zvichifamba.Iyo imwe-nzira vharafu inoiswa pamushini weanesthesia munzvimbo yakachinjika kana yakatwasuka.Kukundikana kwemavharuvhu aya kunogona kukonzera yakawandisa CO2 kufema zvakare, izvo zvinokuvadza kumurwere kana achishandisa mushini weanesthesia.Nokudaro, kusati kwashandiswa imwe neimwe yemuchina weanesthesia, kukwanisa kwevhavha yenzira imwe chete inofanira kuongororwa.
Kune nzira dzakawanda dzekuedza cheki valve, asi iyo yandinonyanya kujaira ndiyo nzira yekudonha yekumanikidza, sezvinotsanangurwa pasi apa.
Iyo yakazara yekuyamwa cheki valve inodzivirira kudzoka kwegasi kumushini.Kana pasina kuputika, bhegi icharamba yakasvibiswa (Mufananidzo 3).
Mufananidzo 3. Kuongorora kuvimbika kwevhavha yekutarisa yekusveta.Kana pasina kuvuza, bhegi remvura rinoramba rakazara.(Mufananidzo nerubatsiro rweDarci Palmer, BS, LVT, VTS [Anaesthesia uye Analgesia])
Ivhavhavha yekuongorora yekufema yakakwana inofanira kudzivirira mweya kubva mukuyerera kunze kwemuchina.Kana pasina kuputika, bhegi rinofanira kuramba rakaputika (Mufananidzo 4).
Mufananidzo 4. Kuongorora kuvimbika kwevhavha yekuongorora kufema.Kana pasina kuvuza, bhegi remvura rinoramba rakazara.(Mufananidzo nerubatsiro rweDarci Palmer, BS, LVT, VTS [Anaesthesia uye Analgesia])
Nzira yekuwana sei mvura yakabuda.Paunenge uchiita cheki yekumanikidza pamushini weanesthesia, mvura ine sipo inogona kubatsira kuona kwainobva kuvuza.Tevedzera kuyerera kwegasi nemuchina weanesthesia uye pfapfaidza mvura ine sipo munzvimbo dzese dzinogona kunge dziri tsime rekudonha.Kana pakabuda mvura, mvura ine sipo inotanga kubuda mumushini (Mufananidzo 5).
A refrigerant leak detector (yakatengwa kuAmazon nemari isingasviki $30) inogona kushandiswa kuona halogenated hydrocarbon vapors.Mudziyo hauyere chiyero kana zvikamu pamiriyoni yezvinofemedza, asi zvine hunyoro kupfuura bvunzo yekutanga "kunhuhwidza" kana zvasvika pakusangana nekudonha kuripo kuzasi kweiyo evaporator.
Mufananidzo 5. Mvura ine sipo yakapfapfaidzwa patangi inonyudza CO2 inoburitsa mabubbles, zvichiratidza kuti chisimbiso cherabha chetangi iri kubuda.(Mufananidzo nerubatsiro rweDarci Palmer, BS, LVT, VTS [Anaesthesia uye Analgesia])
Matanho ekuita kudzvinyirirwa cheki pane re-kufema redunhu (general F hose configuration).Universal F ine inhalation hose (coaxial configuration) mukati mepombi yekufemesa, saka hose imwe chete yakabatana nemurwere, asi pamagumo emuchina, mahosi akaparadzaniswa, saka pombi imwe neimwe yakabatana kune yayo inoenderana unit.Kuvharuvhu.Tevedza maitiro akafanana atsanangurwa pamusoro kuti utarise kudzvanywa kweWye mbiri mbiri hose kumisikidzwa.Uye zvakare, iyo yemukati chubhu yekuyedza nzira inofanirwa kunge yakafanana neBain coaxial wedunhu (ona pazasi).
Maseketi asingadzokorore ekufema anowanzo shandiswa kuvarwere vadiki kubatsira kuderedza kufema kwekufema panguva yekufemerwa kwemhepo.Aya maseketi haashandise makemikari anotora kubvisa CO2, asi anovimba neakakwira matsva ekuyerera kwegasi kuburitsa iyo yakafemerwa CO2 ine gasi kunze kwehurongwa.Nokudaro, zvikamu zvekusadzokorora kufema kwemhepo hazvina kunyanya kuoma.Iwo maviri asina kudzokorora kufema maseketi anowanzo shandiswa mukurapa wemhuka ndeyeBain coaxial circuit uye Jackson Rees circuit.
Kudzvanya cheki yekusadzokorodza kufema wedunhu (Bain coaxial uchishandisa Bain block).Iyo Bain coaxial circuit inowanzo shandiswa pamwe chete neBain block inogona kuiswa pamushini weanesthesia.Izvi zvinobvumira dunhu kushandisa reservoir port, pressure gauge, uye pop-up valve.
Tevedza nhanho 2 kusvika ku5 dzakatsanangurwa pamusoro kuti utarise rekufema redunhu.Ndapota cherechedza kuti kunyange kana kudzvinyirira kunoramba kuripo, hapana vimbiso yokuti mukati mehubhu ye coaxial circuit haigoni kudonha.Pane nzira mbiri dzekuongorora machubhu emukati: kuvharira bvunzo uye okisijeni flushing test.
Shandisa penzura eraser kana sirinji plunger kuvhara chubhu yemukati pamucheto wemurwere kweasingapfuure masekonzi maviri kusvika mashanu.
Zvichienderana nehupamhi hwehubhu yemukati, haasi marudzi ose ecoaxial circuits anogona kuvharwa.Iyo yemukati chubhu inofanirwa kunyatsotariswa isati yashandiswa yega yega kuti ive nechokwadi chekuti yakanyatsobatana nemurwere uye ese magumo emuchina.Kana pane dambudziko nekuvimbika kwechubhu yemukati, dunhu rinofanira kuraswa.Kukundikana kwechubhu yemukati kuchawedzera zvakanyanya nzvimbo yakafa ye mechanical, iyo inogona kutungamirira kune yakawanda ye CO2 kufema zvakare.
Activate okisijeni flush vharuvhu uye tarisa reservoir bhegi.Kana iyo yemukati chubhu isina kurongeka, bhegi rekuchengetedza rinofanira kuderedzwa zvishoma (Venturi effect).
Kana iyo yemukati chubhu yakapatsanurwa kubva pamushini wekupedzisira wedunhu, bhegi rekuchengetedza rinogona kukwiridzirwa kwete kuderedzwa panguva yekuyedzwa uku.
Kudzvanya cheki yekusadzokorora kufema wedunhu (Jackson Rees).Iyo imwechete nzira yakatsanangurwa pamusoro apa yedenderedzwa (Wye dual hose configuration) rebreathing circuit inogona kushandiswa kuita pressure checks paJackson Rees isiri-kufema mhepo.Iyo pop-up valve inogona kunge iri bhatani rakadzvanywa pabhegi rekuchengetedza mvura kana vharafu inofamba pakati penzvimbo dzakavhurika uye dzakavharika.Iyo yakajairwa Jackson Rees wedunhu haishandisi gauge yekumanikidza.Naizvozvo, kuita cheki yekumanikidza padunhu, bhegi redhiza rinofanirwa kunge rakazadzwa kweinenge 15 kusvika 30 masekonzi kuti uone kana paine chero inodonha.Iyo pop-up valve inofanira kuvhurwa kuti isunungure kudzvinyirira munharaunda, pane kubvisa ruoko kubva pachiteshi chevarwere.Izvi zvinoedza zvakajairika basa repop-up valve.Iyo inoraswa yekumanikidza geji inogona kutengwa uye kushandiswa paJackson Rees wedunhu (Mufananidzo 6).Iyo yekumanikidza geji inogona kushandiswa kutarisa kudzvanywa kweJackson Rees wedunhu nenzira yakafanana nemamwe maseketi ekufema.
Mufananidzo 6. The disposable pressure gauge paJackson Rees isiri-rebreathing circuit.(SafeSigh Pressure Gauge-Vetamac) (Mufananidzo wakabva kuna Michelle McConnell, LVT, VTS [Anaesthesia uye Analgesia])
Allen M, Smith L. Equipment kuongorora uye kugadzirisa.MuCooley KG, Johnson RA, Eds: Veterinary Animation uye Monitoring Equipment.Hoboken, New Jersey: John Wiley & Sons;2018: 365-375.
Darci Palmer akazova anesthesia uye analgesic veterinary technologist mu 2006. Anoshanda semunyori mukuru weVeterinary Technical College yeAnesthesia uye Analgesia.Darci murairidzi weVeterinary Support Personnel Network (VSPN) uye maneja weboka reFacebook Veterinary Anesthesia Nerds.
Nguva yekutumira: Nov-15-2021