EPTFE yana da tsari na musamman da kuma aiki, mai kyau biocompatibility, kuma ya dace sosai don gyaran gabobin jiki da tiyata.Kuma tare da ci gaban magani, shaharar ayyuka daban-daban masu wahala, da inganta rayuwar mutane, buƙatun samfuran EPTFE na ƙaruwa.
Bayan hadawa, niƙa, gyare-gyare, calending, bushewa, shimfiɗawa, sintering, farar fata, mai laushi, samfuran EPTFE na roba za a samar.
EPTFE yana da tsari na musamman da kuma aiki, mai kyau biocompatibility, kuma ya dace sosai don gyaran gabobin jiki da tiyata.Kuma tare da ci gaban magani, shaharar ayyuka daban-daban masu wahala, da inganta rayuwar mutane, buƙatun samfuran EPTFE na ƙaruwa.
Bayan hadawa, niƙa, gyare-gyare, calending, bushewa, shimfiɗawa, sintering, farar fata, mai laushi, samfuran EPTFE na roba za a samar.
1.Da pAna iya raba samfuran olymer na PTFE a cikin likitanci zuwa nau'ikan 3:
1.1.Kayayyakin da ke shiga jikin mutum kai tsaye (na dindindin ko na ɗan lokaci)
Kayayyakin polymer da ke wanzuwa na dindindin a cikin kwayoyin halitta sune abubuwan da aka sanya su (masu maye gurbin kyallen takarda da gabobin jiki).Amfani na wucin gadi ya haɗa da catheters, tubes na magudanar ruwa, na'urorin kunne, masu tacewa, na'urorin samun iska, da sauransu. An fi amfani da su don jigilar abubuwa da gas, tacewa na kafofin watsa labaru, da dai sauransu.
1.2.Kayayyakin don amfanin waje
PTFE polymers Properties irin su filastik, haske, ƙarfi, ƙarfi da elasticity, kwanciyar hankali ga kafofin watsa labaru masu lalata, rufin lantarki, da dai sauransu, suna da mahimmanci.Waɗannan samfuran sun haɗa da safar hannu, kayan yawon buɗe ido, na'urorin gyara gaɓoɓi, kumfa na waje don na'urori daban-daban na bincike, da sauransu.
1.3.Abubuwan da ke aiki na nazarin halittun halittu da kayan aikin haɗaɗɗen ƙwayoyin halitta, na'urori don noma, sake haɓakawa da yada sel, kyallen takarda, da sauransu.
2. Aikace-aikacen samfuran PTFE a cikin jiyya na likita
2.1 Aikace-aikacen faci na PTFE da aka faɗaɗa a cikin gyaran ƙwanƙwasa na ciki na waje shine cutar fiɗa ta gama-gari, kuma mafi yawancin ita ce ta inguinal hernia.Maganin fiɗa sanannen magani ne.PTFE cikakken fluoride ne, kuma fiɗaɗaɗɗen fiber na PTFE na musamman da ake bi da shi zai iya nuna tsari mara ƙarfi kuma ana iya sanya shi ya zama abu mai laushi, mai lanƙwasa, mara lahani.Babban facin facin facin PTFE shine kyakkyawan sassauci.Dakarun a kowane bangare suna cikin daidaiton yanayi.Ana iya yanke shi kuma a rufe shi kamar yadda ake bukata.Yana nuna ci gaba da fiber da kuma ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙwayoyin cuta.Kwayoyin suna iya kutsawa cikinsa.Yana da kyakyawan dacewa na nama, ingantattun kaddarorin injina, zafi mai zafi bayan tiyata, ƙananan tabo, da ta'aziyya mai kyau.Abu ne mai mahimmanci don gyaran hernia mara tashin hankali.
2.2.Aikace-aikacen asibiti na EPTFE a cikin rhinoplasty
2.2.1.A cikin rhinoplasty
Don nakasar hanci, ana buƙatar dashen nama sau da yawa don gyara lahani.Cartilage autologous har yanzu shine mafi kyawun kayan dasawa, amma akwai gazawa kamar wahalar samun kayan aiki, lalata yankin mai ba da gudummawa, da ɗaukar kayan aikin da ba a iya faɗi ba.Abubuwan Allogeneic suna da halayen ƙi na rigakafi kuma suna da wuyar adanawa, don haka yana da wahala a yi amfani da su sosai a cikin asibitin.Saboda haka, mutane koyaushe suna neman ingantaccen kayan dashen wucin gadi.A cikin rhinoplasty na gida, ana amfani da ƙarin kayan aikin wucin gadi, gami da roba silicone da hydroxyapatite.
2.2.2.Kayan aikin wucin gadi
Amfanin EPTFE a matsayin kayan aikin wucin gadi na wucin gadi shine cewa yana da kyawawa mai kyau na nama, kuma a lokaci guda yana da halaye na iya yin birki a cikin nama mai laushi kuma yana da sauƙin cirewa.EPTFE yana da kaddarorin physicochemical na musamman.Micropores ɗinsa sune 30μ akan matsakaita, wanda ke sa nama ya zama endogenous, wanda ke yin birki da aka dasa kuma tsarin tsaro na jiki ya karɓi shi.Domin nama ba endogenous ba ne, ba shi da wahala a cire dasa.
2.2.3.EPTFE mara ƙarfafa facin
Saboda kyakkyawan sassauci za a iya amfani da shi don gyara ɓacin rai mai laushi na gida a baya ko tip na hanci.Ƙarfafan facin da sifar baya na hanci suna da takamaiman sassauƙa da wani tauri.Saboda haka, ana iya amfani da shi azaman dasa tare da ƙarar hanci.
2.2.4.A cikin hanci tip plasty
An yi la'akari da guringuntsi septal na hanci a matsayin madaidaicin kayan dasawa.Gidan guringuntsi na septal yana da madaidaiciya, na roba, kuma yana da wani ƙarfi, amma rashin amfani shine cewa adadin nama da aka samu yana iyakance.Daga cikin kayan datti na wucin gadi da aka saba amfani da su, ba za a iya amfani da hydroxyapatite don gyaran hanci ba.Silicone roba yana da matsakaicin matsakaicin yawan fitarwa don gyaran hanci, musamman rauni, kuma rashin isasshen fata da murfin nama zai ƙara yiwuwar fitarwa.Rubutun roba na silicone yana da wuyar gaske.Idan ƙarfin goyon baya a bakin hanci ya yi girma sosai, zai iya haifar da ischemia na fata a ƙarshen hanci.Tallafi na dogon lokaci na iya sa fatar gida ta zama siriri ko ma tsagewa kuma an saki prosthesis.Ƙarfafa facin EPTFE ya fi wuya fiye da guntun septal na hanci amma ya fi silicone laushi.Sabili da haka, ana iya amfani da facin da aka ƙarfafa na EPTFE a matsayin tallafi ga tip na hanci da ƙananan ginshiƙan hanci, amma rashin elasticity shine rashi.Idan aka kwatanta da silicone roba, EPTFE yana da halaye na ƙyale nama endogenous, don kauce wa ischemia da fashewar fata na goyon bayan batu, don haka EPTFE ne mai kyau hanci tip forming abu.
2.2.5.A cikin hanci tip plasty
Sculpting na prosthesis shine mabuɗin aikin filasta.An ba da rahoton cewa an dasa prosthesis zuwa siffar laima yayin gyaran hanci.Kwarewarmu ita ce, an zana prosthesis a cikin ƙaramin ɗan gajeren hannu mai siffar L kuma an ɓata shi tare da ƙarfin jijiyoyin jini, wanda zai ba da ɗan gajeren hannu isasshen tallafi don cimma goyon baya da kumburin hanci.
2.2.6 Tasoshin jini na wucin gadi
A halin yanzu, ana amfani da wannan samfurin musamman don maganin jijiya na mahaifa pseudoaneurysm;jujjuyawar juzu'i na aortic (ko gyara) dashen jini na wucin gadi;kayan haɗin gwiwa don tashar hawan jini shunt;haɗin gwiwa na mafi girma da ƙananan vena cava tare da dama atrium;tsarin hanji Jijiya tana haɗe da madaidaicin atrium;hemodialysis, da dai sauransu. Fiye da aikace-aikacen asibiti 100 sun sami sakamako mai kyau.Mafi tsayin amfani da lokaci ya kai fiye da shekaru 9.
2.2.7 Trachea na wucin gadi
Ana amfani da shi ga marasa lafiya tare da manyan lahani na guringuntsi na tracheal, rugujewar tracheal, da gazawar samar da numfashi na al'ada na lumen da ke haifar da raunin yaki, rauni, da kuma tiyata na ciwon makogwaro.mutumin.Bayan lokuta 10 na aikace-aikacen asibiti a asibitin Changchun na sojojin sama da kuma bin diddigin shekaru 10, adadin tsira ya kasance 100%.
2.2.8.Sauran aikace-aikace
Bayan gyaran huhu, ana amfani da kayan wucin gadi don kawar da ragowar rami, kuma EPTFE shine kayan tattarawa mai kyau a wannan mataki.EPTFE patch da polypropylene patch suna da lafiya kuma suna da tasiri don haɓakar hernia na inguinal a cikin tsofaffi, tare da ƙananan rikitarwa da ƙananan maimaitawa fiye da na gargajiya.Daga cikin su, EPTFE patch ya fi polypropylene patch Allunan sun fi dacewa.Halin kumburi da yanayin jikin waje da EPTFE ke haifarwa ƙanana ne, kuma ba a ga wani mummunan sakamako akan saman raunin da ya lalace, wanda za'a iya amfani dashi azaman abin rufe rauni.
Lokacin aikawa: Juni-21-2020