Haɓakawa mai ban sha'awa na na'urar likitanci, masana'antar ƙwayoyin cuta da masana'antar kiwon lafiya a cikin shekaru 15 da suka gabata yana ci gaba da raguwa duk da cewa kayan kamar su fluoropolymers suna saduwa da ƙara ƙalubale na sabbin samfura da hanyoyin.
Gabaɗaya, fluoropolymers suna ci gaba da maye gurbin wasu robobi a aikace-aikacen likitanci saboda iyawarsu don biyan buƙatun jiki da daidaituwar halittu na magunguna da na'urori na gaba.Fluoropolymers sun haɗu da keɓaɓɓen saiti na ƙa'idodin aiki a cikin irin waɗannan aikace-aikacen.Waɗannan sun haɗa da biocompatibility, lubricity, sterilization, inertness sinadarai, kewayon amfani da zafin jiki mai faɗi, ƙarancin ɗauri don aiwatar da kayan aiki, tsafta tare da ƙananan abubuwan cirewa, kaddarorin dielectric, da takaddun shaida na USP Class VI.
Iyalin da ke akwai na fluoropolymers waɗanda ke biyan buƙatun da ke sama sun haɗa da maki na PTFE, FEP, PFA da resin PVDF daga masu kera resin daban-daban.PTFE (polymer) yana da ingantaccen tarihin dasa shi na maye gurbin nama mai laushi saboda rashin daidaituwa da rashin aiki.Resin da masana'antun samfur na ƙasa suna ci gaba da amsa sabbin buƙatun aiki ta hanyar yin gyare-gyare masu dacewa ga sinadarai na guduro da daidaitawar samfuran, bi da bi.
Daidaitawar rayuwar kowane polymer shine babban buƙatu a cikin kowace na'urar likita kamar catheters, tasoshin da ke ɗauke da kwayoyin halitta, sirinji da sutures.PTFE, FEP da PVDF an kafa su da kayan aiki masu dacewa da kyau, kuma lubricity da juriya na sinadarai sun sa su zama kayan zaɓi na samfura kamar bututun lumen da yawa da sauran waɗanda ake amfani da su a cikin ƙananan hanyoyin ɓarna.Multi lumen fluoropolymer catheter tubing misali yana bawa likitocin tiyata damar yin matakai da yawa ta amfani da catheter iri ɗaya.
Fluoropolymers, musamman PTFE (polymer) da PVDF ana amfani dasu sosai a cikin membranes microporous.Membranes, mai ɗauke da biliyoyin pores masu girma daga 0.01 zuwa 10 microns suna aiki azaman matattarar ƙwayoyin cuta da ƙwayoyin cuta a cikin ruwa mai mahimmanci.PTFE da PVDF suna cikin ƴan polymers da ake amfani da su don tacewa.Za a iya gyaggyara filaye na membranes na polymers don sadar da ƙayyadaddun kaddarorin tacewa kuma suna iya zama hydrophobic (masu hana ruwa) da oleophobic (man, sauran ƙarfi, ƙarancin ruwa mai tsauri).Hakanan ana iya gyara membranes na PVDF don zama hydrophilic (ƙaunar ruwa) don kawar da ƙwayoyin cuta a cikin kera sunadaran warkewa da ƙwayoyin rigakafin monoclonal.PVDF masu toshe membranes sun dace sosai don ƙarancin ƙarancin baya (binciken ɓacin rai na yamma), da kuma nazarin amino acid da jerin furotin.
Na'urorin haɗi, kamar famfo, tubing, kayan aikin da aka yi amfani da su tare da na'urorin likita dole ne su haɗu da irin wannan aiki da ƙayyadaddun sigogi.Na'urorin haɗi masu hulɗa kai tsaye tare da ruwaye an gina su ne daga masu fluoropolymers kamar PTFE da PVDF.Misali, ana buƙatar famfunan awo kamar famfunan diaphragm don madaidaicin kwarara da maimaituwa, wani lokaci don magudanar ruwa masu ƙarfi.Dukansu PTFE da PVDF tubing ana amfani da su wajen gina waɗannan famfo don wannan dalili.
PVDF, ko da yake yana da ƙarancin amfani da ƙarancin zafin jiki fiye da PTFE(polymer), yana da ɗan ƙaramin ƙarfi mai ƙarfi da ingantaccen juriya ga ruwa mai yawa.Yana da ƙananan yawa (1.78 g/cc) fiye da sauran fluoropolymers (kimanin 2.18 g/cc).Saboda ƙarancin narkewar zafin jiki fiye da sauran fluoropolymers, ana iya sarrafa shi cikin sauƙi cikin samfura kamar bututu, bututu, sassa na allura da fina-finai.Yana ba da kyakkyawan yanayin girma da kwanciyar hankali na UV don haka yana samun sabbin amfani a cikin sararin samaniya, na'urori masu auna firikwensin, fasahar kere-kere da kasuwannin robotics.
Lokacin aikawa: Agusta-06-2018