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Na-ebipụta akwụkwọ akụkọ Additive Manufacturing, otu ndị na-eme nchọpụta si na Manipal Institute of Higher Education na India na-akọ na mmepe nke 3D e biri ebi onwe-wetting lens. Ugbu a na tupu nkwado ogbo, nnyocha nwere ihe dị mkpa pụtara maka mmepe nke. ngwaọrụ ahụike dabere lens kọntaktị ọgbọ ọzọ.
Igwe anya kọntaktị smart
Ọmụmụ: lensị kọntaktị na-eji onwe ya wetting site na iji Capillary Flow.Ebe E Si Nweta Foto: Kichigin/Shutterstock.com
A na-ejikarị oghere kọntaktị emezigharị ọhụụ ma nwee uru nke ịdị mfe iyi karịa iko. Tụkwasị na nke ahụ, ha nwere ihe ịchọ mma, dị ka ụfọdụ ndị na-achọpụta na ha na-adọrọ mmasị karị. Na mgbakwunye na omenala a, a chọpụtala lenses kọntaktị maka ngwa ngwa. n'ime biomedicine iji mepụta ngwaọrụ smart smart na-adịghị emebi emebi yana nchọpụta nleba anya.
Emeela ọtụtụ ọmụmụ ihe na mpaghara a ma mepụtakwa ihe ọhụrụ dị ịrịba ama. Dịka ọmụmaatụ, lens Google bụ oghere kọntaktị smart nke enwere ike iji nyochaa ọkwa glucose na anya mmiri ma nye ozi nyocha maka ndị nwere ọrịa shuga. nrụgide intraocular na anya anya. Enwere ike nyochaa mmegharị ahụ site na iji smart ngwaọrụ. ewebatala ihe arụrụ arụrụ n'ime oghere oghere smart kọntaktị iji mee ka ihe mmetụta.
Otú ọ dị, iji ngwaọrụ ndị a nwere ike bụrụ ihe ịma aka, na-egbochi mmepe azụmahịa nke nyiwe ndị dabeere na kọntaktị. na-egbochi usoro ịhịa aka n'okike, na-ebute njide mmiri ezughị oke na imebi anụ ahụ dị nro nke anya mmadụ.
Ụzọ ọdịnala na-agụnye ntanye anya na plọg oge, nke na-eme ka mkpali anya mmiri na-eme ka anya dịkwuo mma. E mepụtala ụzọ abụọ ọhụrụ n'afọ ndị na-adịbeghị anya.
Na ụzọ mbụ, a na-eji graphene otu-layer iji belata evaporation nke mmiri, ọ bụ ezie na usoro a na-egbochi usoro mmepụta ihe mgbagwoju anya. N'ime usoro nke abụọ, a na-eji electroosmotic eruba na-eme ka oghere ahụ na-ekpo ọkụ, ọ bụ ezie na usoro a na-achọ ịmepụta ihe pụrụ ịdabere na ya. batrị.
A na-emepụta lenses kọntaktị site na iji lathe machining, na-akpụ na nkedo nkedo.Molding na spin-nkedo usoro nwere uru bara uru, ma a na-egbochi ha site mgbagwoju post-processing ọgwụgwọ iji melite ihe nrapagidesi ike na ihe ebu elu. usoro mgbagwoju anya ma dị oke ọnụ na ihe mgbochi imewe.
N'ichepụta ihe mgbakwunye apụtala dị ka ihe na-ekwe nkwa maka usoro mmepụta oghere kọntaktị ọdịnala. Usoro ndị a na-enye uru dị ka mbelata oge, nnwere onwe imewe ka ukwuu, na ọnụ ahịa ọnụ ahịa. Usoro ndị a enweghị ụkọ. Ihe ịma aka na-ebilite na nkwụsị nke njirimara nhazi na nkwụsị nke interfacial na-adịghị ike na post-processing. Mbelata ogo nke nzọụkwụ na-arụpụta usoro dị nro, nke na-eme ka adhesion dịkwuo mma.
Ọ bụ ezie na ọtụtụ nyocha na-elekwasị anya n'iji ụzọ obibi akwụkwọ 3D na-eme ka anya anya kọntaktị, enweghi mkparịta ụka banyere ịme ihe ọkpụkpụ ma e jiri ya tụnyere lensị ahụ n'onwe ha. Ịjikọta nkà na ụzụ 3D na-ebipụta na usoro mmepụta omenala na-enye ihe kasị mma nke ụwa abụọ.
Ndị na-ede akwụkwọ na-eji usoro ọhụụ na-ebipụta 3D na-ebipụta lenses kọntaktị onwe-wetting. A na-emepụta ihe owuwu bụ isi site na iji mbipụta 3D, a na-emepụtakwa ihe nlereanya ahụ site na iji AutoCAD na stereolithography, usoro obibi akwụkwọ 3D na-emekarị.The dayameta nke nwụrụ anwụ bụ 15 mm na base arc bụ 8.5 mm. The nzọụkwụ size na mmepụta usoro bụ nanị 10 µm, na-emeri omenala nsogbu na 3D biri ebi lenses.
Igwe anya kọntaktị smart
A na-emezi ebe anya anya nke lenses kọntaktị emepụtara mgbe e bipụtachara ma tụgharịa ya na PDMS, ihe elastomeric dị nro. Usoro a na-arụ ọrụ na usoro a bụ usoro lithography dị nro. Akụkụ bụ isi nke lenses kọntaktị na-ebipụta bụ ọnụnọ nke microchannels gbagọrọ agbagọ n'ime ihe owuwu ahụ. , nke na-enye ha ikike nke onwe ha. Ọzọkwa, oghere nwere ezigbo nnyefe ọkụ.
Ndị na-ede akwụkwọ chọpụtara na mkpebi nke oyi akwa nke ihe owuwu ahụ na-ekpebi akụkụ nke microchannels, na ogologo ọwa ndị a na-ebipụta n'etiti oghere na ogologo oge dị mkpirikpi n'akụkụ akụkụ nke ihe ndị a na-ebipụta. Otú ọ dị, mgbe a na-ekpughe ya na plasma oxygen, ihe ndị ahụ ghọrọ hydrophilic. , na-eme ka mmiri na-asọpụta nke capillary na-eme ka ọ dị ọcha ma na-ehicha ihe owuwu ndị ebipụtara.
N'ihi enweghị microchannel nha na njikwa nkesa, microchannels nwere microchannels akọwapụtara nke ọma yana mmetụta nzọụkwụ belatara na-ebipụta ya na usoro nna ukwu wee megharịa ya na oghere kọntaktị. iji gbanahụ mfu nke nnyefe ọkụ.
Ndị na-ede akwụkwọ na-ekwu na usoro ọhụrụ ha abụghị nanị na-eme ka ikike nke onwe onye na-eme ka ọ dịkwuo mma nke lenses kọntaktị e biri ebi, ma na-enyekwa ikpo okwu maka mmepe n'ọdịnihu nke lenses kọntaktị na-eme ka lab-on-a-chip. Ngwa nchọpụta oge biomarker.N'ozuzu, ọmụmụ ihe a na-enye ntụziaka nyocha na-adọrọ mmasị maka ọdịnihu nke ngwaọrụ biomedical dabeere na lens kọntaktị.
Oge nzipu: Eprel-30-2022
