Atrocar(kana trocar) chigadzirwa chekurapa kana chemhuka chinosanganisira musuva (ingava simbi kana purasitiki ine muromo wakanongedza kana usina bladed), cannula (chaizvoizvo chubhu ine hollow), uye chisimbiso.Panguva yekuvhiyiwa kwelaparoscopic, trocar inoiswa kuburikidza nedumbu.Trocar inoshanda sechiteshi chekuzotevera kuiswa kwezvimwe zviridzwa zvakadai se graspers, scissors, staplers, etc.Trocar inobvumirawo gasi kana mvura kuti ibude kubva munhengo dzomukati.
Etymology
Izwi rekuti trocar, risingazivikanwe trochar kubva kuFrench trocart,trois-quarts (matatu makota), kubva trois "matatu" uye carre "divi, pamusoro pechiridzwa", yakatanga kunyorwa MuDictionary of Arts and Sciences, 1694, naThomas Cornell, mukoma waPierre Cornell.
Applications
Kushandiswa kwekurapa/kuvhiya
Trocars inoshandiswa mukurapa kuwana uye kudhiza kuunganidzwa kwemvura, senge kune varwere vane pleural effusion kana ascites.Mumazuva ano, trocars yekuvhiya inoshandiswa kuita laparoscopic kuvhiya. Dzakaiswa sekusuma makamera uye laparoscopic zviridzwa zvemaoko sechigero, graspers, etc.kuita maitiro akaitwa kusvika zvino nekuita mazamu makuru emudumbu, kushandura kutarisirwa kwevarwere.Maturu ekuvhiya anonyanya kushandiswa mazuva ano sezviridzwa zvevarwere vane murwere mumwe chete uye akashanduka kubva kune "matatu-matatu" dhizaini kuenda kune flat-bladed "spread-tip" zvigadzirwa kana zvigadzirwa zvisina blade zvachose.Kugadzirwa kwekupedzisira kunopa kuchengetedzwa kwakanyanya kwemurwere nekuda kwehunyanzvi hunoshandiswa kudziisa.Kuiswa kweTrocar kunogona kuita kuti pave nepepuru yebhonzo kunhengo yepasi, zvichikonzera kumatambudziko ekurapa.Saka, semuenzaniso, laparoscopic intraperitoneal trocar kuiswa. inogona kukonzera kukuvara kwemukati kunotungamira ku peritonitis kana kubuda ropa kubva mukukuvara kukuru kwemudziyo.
Kuomesa zvitunha
Trocars anoshandiswawo kusvika kumagumo ekuomesa zvitunha kuti ape mvura yemuviri uye nhengo dzinotevera kuchinjwa kwetsinga yeropa nemakemikari ekuomesa. Panzvimbo pekuisa chubhu yakatenderedzwa, banga rine mativi matatu reiyo classic trocar rinopatsanura ganda rekunze kuita matatu " mapapiro"ayo anobva avharwa nyore nyore nenzira isingadhuri, bhatani retrocar rinogona kushandiswa panzvimbo yesutures. Yakanamirwa kune inonwisa nyoro Tube, inowanzobatanidzwa kune aspirator yemvura, asi yemagetsi mvura aspirator inogonawo kushandiswa. maitiro ekushandisa trocar kubvisa magasi, zvinwiwa, uye semisolids kubva paburi remuviri uye maburi enhengo anonzi aspiration.Isa chiridzwa chacho mainji maviri kuruboshwe rwemuviri (anatomically), mainji maviri pamusoro peguvhu.Mushure mechipfuva, dumbu ,uye mhango dzepelvic dzave kushuviwa, mupfuri anopinza mhango yechipfuva, yedumbu, neye pelvic, kazhinji achishandisa trocar diki yakabatanidzwa nehose yakabatana nebhodhoro rehigh-index cavity fluid.Bhodhoro rinobatwa rakatarisa pasi mumhepo kuti bvumira giravhiti kuti itakure lumen fluid ichikwira mu trocar ichipinda mu lumen, sirinji yemvura ine kaburi kadiki kechigunwe kudzora kuyerera kwemvura. Iyo inouraya inofambisa trocar nenzira imwechete sezvainoita kana ichishuvira mhango kugovera kemikari. zvakakwana uye zvakaenzana, 1 vial yecavity fluid inokurudzirwa pathoracic cavity uye 1 vial ye peritoneal cavity.
Kushandiswa kweVeterinary
Trocars anoshandiswa zvakanyanya neveterinarians kwete chete kudonhedza pleural fluid, ascites, kana kuunza zviridzwa panguva yekuvhiyiwa kwelaparoscopic, asiwo kune acute mhuka-yakanangana nemamiriro ezvinhu. Panyaya yekuridza rumen mumombe, hombe bore trocar inogona kuiswa kuburikidza ne Mumbwa, maitiro akafanana anowanzoitwa kune varwere vane gastric distensible torsion, umo trocar yakakura inopinzwa nemuganda mudumbu kuti iparadze dumbu nekukurumidza. Zvichienderana nekuoma. yezviratidzo zvechipatara panguva yekuratidzwa, izvi zvinowanzoitwa mushure mekugadzirisa marwadzo kushandiswa asi kusati kwaitwa anesthesia.Definitive surgical management yaisanganisira anatomical repositioning yedumbu uye spleen, inoteverwa nekurudyi gastropexy.Zvichienderana nekuoma, chikamu chegastrectomy uye / kana splenectomy. inogona kudiwa kana nyama yakabatana iine necrotic nekuda kweischemia nekuda kwe torsion / avulsion yekudyisa vasculature.
Nguva yekutumira: Zvita-05-2022
