I. Nhanganyaya
Intravenous infusion inomira semusimboti mukurapa kwemazuva ano, ichishanda senzira yakakosha yekuendesa mishonga, zvinwiwa, uye zvinovaka muviri zvakananga muropa remurwere. Inoita basa rinokosha mumamiriro akasiyana ekurapa, kubva pakurapa kwechinyakare kusvika kukubatsira kwekukurumidzira. Nekudaro, nzira yechinyakare yekuvimba chete negiravhiti yekupinza yagara ichipa matambudziko mukunyatso kudzora kuyerera uye huwandu, izvo zvinogona kukanganisa kushanda uye kuchengetedzeka kwekurapa. Pinda pombi yekupinza - chishamiso chetekinoroji chakashandura kurapwa kwemutsinga. Chinyorwa ichi chinotarisa mune akawanda mabhenefiti uye kukosha kwakadzama kunounza infusion pombi kumunda wekurapa, kuongorora maitiro avanoita kutarisirwa kwevarwere, kufambisa basa rekiriniki, uye kubatsira kune hutano huri nani.
II. Iyo Yekushanda Nheyo yeInfusion Pombi
A. Core Zvikamu
Pamwoyo wepombi inopinza pane ensemble yakaoma yezvikamu zvinoshanda mukuwirirana. Iyo microcomputer sisitimu inoshanda se 'brain,' inoronga ese maficha ekuita infusion. Inodudzira zvinopinda nemushandisi, inogadzirisa data kubva kuma sensors, uye inopa mirairo chaiyo kuti ive nechokwadi chekuti pombi inoshanda nekusakanganisa. Chishandiso chepombi, ingave chiri chifambiso chinofambiswa nepiston kana peristaltic pombi, inoshanda sembavha yemagetsi, ichigadzira simba rinodiwa kufambisa mvura mberi. Inowedzerwa nechikamu chema sensors - kuona kuyerera kwehuwandu, kudzvanywa, uye kuvapo kwemhepo inoputika - uye alarm system yakagadzirirwa kuzivisa vashandi vezvokurapa kune chero kukanganisa, zvinhu izvi zvinobatana kuti zvigadzire midziyo yakavimbika uye inokundikana-yakachengeteka.
B. Operational Mechanism
Mushandiro wekushandisa wepombi yekupinza inoshamisa yeinjiniya chaiyo. Kana nyanzvi yekurapa ikaronga chiyero chaunoda kupinza, iyo microcomputer system inotanga kuita chiito. Iyo inodzora zvine hungwaru kumhanya uko iyo pombi inoshanda, ichiraira kuyerera kwemvura kuburikidza netubhing. Semuenzaniso, mumamiriro ezvinhu akaoma apo murwere anoda kuiswa kwakadzikama kwemushonga une simba wevasoactive, pombi inogona kuiswa kuti ibudise minuscule asi mavhoriyamu chaiwo paminiti, kuchengetedza nguva dzose uye yekurapa zvinodhaka zvinodhaka muropa. Iyi nhanho yehutsanana haingogone kushanda kwekurapa chete asiwo inoderedza njodzi yekusagadzikana iyo inogona kubva mukusaenderana dosing.
III. Zvakanakira Infusion Pombi
A. Precision in Liquid Delivery
Imwe yezvakanakisa zvakanakira infusion pombi iri mukurongeka kwavo kusingaenzaniswi. Mukupesana neyechinyakare giravhiti-inofambiswa nzira yekupinza, uko kuyerera kweyero kuchinjika kwakajairika, mapombi anopinza anogona kuchengetedza kuyerera kwakadzikama. Semuyenzaniso, munzvimbo dzekuchengeta vana vanenge vachecheudzwa, uko vacheche vanoda maminetsi mashoma asi chaiwo emishonga, pombi dzinopinza dzinogona kukwenenzverwa kuendesa zvinwiwa zvine mwero wakaderera se0.1 ml paawa nekunyatsoita mukati me ± 5% yeukoshi hwakatarwa. Iyi nhanho yehutsanana inotonyanya kuomesesa kana uchipihwa zvinodhaka zvine simba senge heparin kana insulin, uko kuverengera kushoma mudosi kunogona kukonzera mhedzisiro inotyisidzira hupenyu. Mune chemotherapy, iko kwakaringana uye kunoenderana kuendesa kwecytotoxic agents hakungokwidzi maitiro ekurapa asiwo kunoderedza njodzi yepasi- kana kudarika-dosing, kuchengetedza varwere kubva pakukuvadzwa.
B. Kubviswa Kwemisiyano Inokonzerwa Nevanhu
Zvikonzero zvevanhu zvagara zviri munzwa wekupinza mutsinga. Kufamba kwevarwere vasingazive, sekuumburuka pamubhedha kana kukwenya ruoko, kunogona kukanganisa kuyerera kweiyo infusion, zvichiita kuti zvinodhaka zvipere. Infusion pombi zvinobudirira kubvisa idzi nyaya. Yavo yakavharwa-loop control system uye yakasimba kugadzirisa maitiro anovimbisa kuti infusion rate inoramba isina kuchinjwa zvisinei nebasa remuviri remurwere. Kugadzikana uku kunonyanya kubatsira kune varwere vane nyaya dzekufamba kana avo vasingakwanisi kubatira pamwe zvizere, sevarwere vevana kana vakwegura. Nekubvisa misiyano inokonzerwa nevanhu, infusion pumps inopa nzira yakavimbika uye isina kukanganiswa yekutonga zvinodhaka, kuwedzera kuchengetedzwa kwese uye kushanda kwekurapa.
C. Kuderedzwa kweClinical Workload
Munzvimbo inobatikana yewadhi yechipatara, vanamukoti vanogara vachimhanyisana nemabasa akawanda. Infusion pombi inobuda sechipo, ichirerutsa zvakanyanya basa ravo. Funga nezvechiitiko apo mukoti ane basa rekuchengeta varwere vakati wandei, mumwe nemumwe achida mishonga yakasiyana uye infusion rates. Pasina pombi yekupinza, mukoti aizoda kugadzirisa mawoko mwero wekudonha kwega kwega, nzira inopedza nguva uye yekukanganisa. Nekuuya kwemapombi ekupinza, vanamukoti vanogona kuronga iyo inodiwa infusion paramita vobva vatarisa pane zvimwe zvakakosha zvekutarisirwa kwevarwere, sekutarisa zviratidzo zvakakosha, kupa chengetedzo yemaronda, kana kuenda kune zvinodiwa nevarwere mupfungwa. Izvi hazvingogadzirise mafambiro ebasa chete asi zvakare zvinodzikisira mukana wekukanganisa kwekurapa, zvinozotungamira kune zvakavandudzwa mhedzisiro yevarwere uye nekuwedzerwa kugutsikana kwebasa pakati pevanopa hutano.
IV. Kukosha kweInfusion Pombi muClinical Practice
A. Kuve nechokwadi cheKubudirira kweCritical Drug Infusions
Munzvimbo yekutarisira kwakanyanya, kurongeka kwakaringana uye panguva yakakodzera kwemishonga kunogona kuve mutsauko pakati pehupenyu nerufu. Infusion pombi inobuda senge linchpin mune ino yepamusoro-stake mamiriro. Tora vasopressor zvinodhaka, semuenzaniso. Mune varwere vane septic shock, uko kuchengetedza ropa rakakwana ndiko kwakakosha, infusion pumps inonyatso kudzora kuiswa kwezvinodhaka se norepinephrine. Kugona kwepombi kuchengetedza dhaka risingachinji muropa rinoita kuti BP yemurwere irambe yakagadzikana, kudzivirira hupenyu hunotyisidzira hypotensive episode. Saizvozvowo, mukutarisira kwemwoyo arrhythmias, antiarrhythmic zvinodhaka zvakadai seamiodarone zvinoda kupiwa nepinipi yakarurama. Musiyano mudiki muyero yekupinza inogona kupeta chiyero, kungave kutadza kugadzirisa arrhythmia kana kunaya kutsva, kune njodzi kuvhiringika kwemwoyo. Nekupa yakavimbika uye chaiyo yekuburitsa nzira, infusion pombi inogonesa vatapi vehutano kuti vafambe nemamiriro ezvinhu akaoma uye akaomarara, vachigadzirisa mikana yemhedzisiro yemurwere.
B. Kuzadzikisa Zvinodikanwa Zvinokosha zveMapoka Ane Varwere Vari Munjodzi
Varwere vakwegura uye vacheche vanomiririra mapoka maviri ane hurema hwakasiyana kana zvasvika pakupinza intravenous. Kuchembera kunowanzo kutungamirira kune tsinga dzisina kusimba kune vakwegura, dzinowanzoita kupindira uye kukanganisa. Mapombi anopinza, ane zvinyoro nyoro asi achinyatso fambisa mvura, anoderedza njodzi yekukuvara kwetsinga. Kuyerera kwavo kunogadziriswa kunoenderanawo neanononoka kutenderera masisitimu akajairika muvakuru vakuru, kudzivirira kuwandisa kwemvura - mamiriro anogona kuwedzera ari pasi pemoyo kana itsvo matambudziko. Munyaya yevacheche, physiology yavo yakapfava inoda kunyatsojeka. Vacheche, kunyanya, vane tsinga diki uye kushivirira kushoma kwekushanduka kwehuwandu hwemvura. Infusion pombi inogona kuverengerwa kuendesa minuscule vhoriyamu, senge micrograms pakirogiramu paminiti kune mimwe mishonga, kuve nechokwadi chekuti kurapwa kunoshanda uye kwakachengeteka. Iyi nhanho yekugadziridza haingo chengetedza kugara zvakanaka kwevarwere vari munjodzi asi zvakare inopa runyararo rwepfungwa kune avo vanovachengeta, vachiziva kuti iyo infusion process iri kutariswa nemazvo.
C. Kufambisira Kurapa Kunovaka Kunovaka muviri
Kune varwere vasingakwanisi kuwana chikafu chakakwana kuburikidza nekudya nemuromo, intravenous tsigiro yekudya kunova raramo. Mitezo yekudya kwemukati uye yevabereki inoda chiyero chakapfava mukuunza chikafu. Infusion pombi inoita basa rakakosha mune izvi. Mishonga yekudya kwevabereki, yakapfuma muamino acids, lipids, uye glucose, inoda kuiswa pamwero wakanyatsodzorwa kudzivirira hyperglycemia kana mamwe metabolic derangements. Kunyatsoita kwepombi kunovimbisa kuti musanganiswa wakaoma wezvekudya unounzwa nenzira inoteedzera mabatirwo emuviri enyama zvakanyanya sezvinobvira. Mukudya kunovaka muviri, uko kudya kwemvura kunounzwa kuburikidza nenasogastric kana jejunostomy chubhu, pombi inogadzirisa kuyerera kuti isaremedzere gastrointestinal turakiti. Izvi zvakanyanya kukosha kune varwere vanopora kubva mukuvhiyiwa mudumbu kana avo vane impaired gut motility. Nekufambisa kusununguka uye kwakakodzera kupihwa kwekudya kunovaka muviri, infusion pumps inobatsira kudzoreredza simba revarwere, kusimudzirwa kwekuporeswa kwemaronda, nekuvandudzwa kwese kwemamiriro avo ekiriniki, kukurumidza rwendo rwekupora.
V. Maonero eramangwana nemhedziso
Sezvo isu tichitarisa mune ramangwana rehunyanzvi hwekurapa, shanduko yemapombi ekupinza ine chivimbiso chikuru. Kufambira mberi kuri kutarisirwa kunosanganisira kuwedzeredzwa kwekubatana, nemapombi akabatana zvisina mutsetse muchipatara-pase ruzivo masisitimu. Izvi zvaizogonesa kugovana data-chaiyo-nguva pakati pemadhipatimendi akasiyana, zvichibvumira kurongeka kwakawanda uye kwakazara kutarisirwa kwevarwere. Semuyenzaniso, muchipatara chikuru chekudzidzisa, vanachiremba vari mukamuri yevanorwara zvakanyanya vaigona kutarisa kure uye kugadzirisa maparamendi kubva kumahofisi avo kana kunyange kunze kwesaiti, nepo vemishonga vaigona kugamuchira yambiro nekukasira nezve mamiriro ekupa zvinodhaka, kuve nechokwadi chekuzadzwa nenguva.
Miniaturization uye portability zviri zvakare pakatarisana. Fungidzira mamiriro ezvinhu apo varwere vane chirwere chisingaperi, sevaya vanoda kurapwa kwenguva refu kumba kwezvirwere zvakadai se multiple sclerosis kana cystic fibrosis, vanogona kutakura compact, inopfekeka infusion pump. Ichi chishandiso hachingove chakangwara chete, chinokodzera zvisingaite muhupenyu hwavo hwezuva nezuva, asi zvakare chakashongedzerwa nemhando yepamusoro yekuchengetedza uye mushandisi-ane hushamwari mainterface, achigonesa varwere kutonga marapirwo avo ekurapa nekuzvimirira kukuru.
Mukupedzisa, iyo infusion pombi yakabuda sesimba rinoshandura mukurapa kwemazuva ano. Kunyatsoita kwayo, kuvimbika, uye kuita zvakasiyana-siyana kwakatsanangura patsva mipimo yekurapa kwetsinga. Nekusimudzira kuchengetedzwa kwemurwere, kuvandudza kushanda kwekurapa, uye kurerutsa mutoro kune vanopa hutano, chave chishandiso chakakosha pane dzakasiyana siyana dzekurapa. Sezvo tekinoroji ichiramba ichienda kumberi, isu tinogona kutarisira infusion pombi kuti ienderere mberi nekushanduka, kuvhura mikana mitsva yemushonga wakasarudzika uye zvakavandudzwa zvehutano. Izvo zvine basa kune vese vane chekuita - kubva kunyanzvi dzekurapa uye vaongorori kune vanogadzira marongero nevarwere - kuti vagamuchire uye vatsigire kufambira mberi uku, kuve nechokwadi chekuti kugona kwakazara kweiyo infusion pombi tekinoroji inosungirirwa kubatsira hutano hwepasirese.
