Teepu fiberglass PTFE chọrọ asambodo nchekwa isi atọ: UL (nchekwa ọkụ na ọkụ), FDA (nleba anya kọntaktị nri), yana ISO 9001: 2015 (njikwa mma). Ihe teepu enwetara ikike na-enye arụmọrụ na-agbanwe agbanwe, ndụ ọrụ ogologo, yana ọnụ ahịa mkpokọta dị ala n'agbanyeghị ọnụ ahịa dị elu. Jiri otu ndị na-enye akwụkwọ nyochaa asambodo mgbe niile.

A na-eji teepu okpomọkụ dị elu PTFE gafee ọkwa ngwa ahụike atọ: nchebe akụrụngwa mgbochi (trays autoclave, nkwakọ ihe mkpuchi okpomọkụ), ọgwụgwọ elu akụrụngwa (mkpuchi mkpuchi dị ala, mkpuchi ọkụ), na ngwaọrụ ndị a na-akụnye (vaskụla grafts, sutures). A kwadoro biocompatibility site na ISO 10993, yana FDA 21 CFR 177.1550 na-ewepụta nchekwa ihe ndabere.

PTFE elu-okpomọkụ teepu nwere adịghị mma iguzogide ionizing radieshon. Na naanị 1 kGy ikpughe gamma, ike ike na-adaba na ~ 25% nke mbụ. Ọ dabara naanị maka gburugburu obere doses (nri / ọgwụ igba ogwu <10 kGy). Maka ụlọ ọrụ nuklia ma ọ bụ ụgbọ elu, jiri polyimide ma ọ bụ PEEK kama.

N'ihi na PTFE elu-okpomọkụ teepu n'okpuru ogologo oge imikpu, na PTFE mkpụrụ na-anọgide kemịkal inert, ma nrapado oyi akwa bụ adịghị ike ebe. Mmiri na-ebelata PSA silicone; mmiri nnu na-eme ka corrosion dịkwuo elu. Maka kemịkalụ ike ike, fluorosilicone ma ọ bụ perfluoropolyether adhesives - ma ọ bụ teepu PTFE na-enweghị nrapado - achọrọ. Ike bepụ ruo 40% mgbe awa 48 gachara n'ime mmiri.

Teepu okpomọkụ dị elu nke PTFE eji na ngwa kọntaktị nri ga-anọrịrị n'ime oke okpomọkụ akọwapụtara: ≤260°C maka ojiji na-aga n'ihu, ≤300°C maka ugwu dị mkpirikpi (nkeji), na ọ dịghị mgbe ọ ga-adị n'elu 327°C (mmebi). Iwu FDA na EU anaghị akọwapụta oke oge zuru ụwa ọnụ - ogologo oge kọntaktị na-adabere na ọnọdụ okpomọkụ na a ga-enyocharịrị ya site na ule mbugharị na-egosipụta ọnọdụ n'ezie.

PTFE teepu okpomọkụ dị elu na-achọ nchekwa kwesịrị ekwesị iji nọgide na-enwe nrapado, mgbanwe, na ntọhapụ ya. Ihe ndị dị mkpa a chọrọ gụnyere njikwa okpomọkụ (10-30°C), iru mmiri n'okpuru 60%, ịzere ọkụ, ikewapụ kemịkalụ, ntinye kwụ ọtọ, na ikuku ikuku. Soro njikwa ngwa ahịa FIFO wee nyochaa oge niile.

Ịhọrọ teepu dị elu nke PTFE ziri ezi maka akwa akwa na-ekpo ọkụ 3D chọrọ ilekwasị anya na isi ihe anọ: nguzogide okpomọkụ (ruo 260 ° C +), fiberglass-reinforced substrate (0.18mm ideal), silicone nrapado na-enweghị osisi n'elu elu, na obosara / ndidi kwesịrị ekwesị. Ntuziaka a na-enyere gị aka ịzenarị mgbagha, ihe fọdụrụ na ibipụta ọdịda.

Okpomọkụ mgbanwe iko (Tg) nke silicone pressure-sensive nrapado dị gburugburu -120°C – dị nnọọ ala karịa acrylic adhesives. Nke a dị ala Tg na-eme ka teepu PTFE dị elu na-agbanwe ma na-adịgide adịgide ọbụna na -70 Celsius C, na-egbochi mgbawa na-egbuke egbuke ma na-eme ka adhesion a pụrụ ịdabere na ya na ngwa cryogenic.

Teepu okpomọkụ dị elu PTFE nwere ike ịgbawa ma ọ bụ gbajie n'okpuru ọnọdụ ịgbagọ na oghere ugboro ugboro. Edemede a na-akọwa otu esi egbochi nke a site na nhọrọ mkpụrụ kwesịrị ekwesị (a na-eme ka eriri iko sie ike), ọkpụrụkpụ kacha mma (0.18mm dị ka ọkọlọtọ), nhọrọ nrapado silicone, yana usoro nrụnye ziri ezi.

Nhọrọ nke akwụkwọ ntọhapụ ma ọ bụ ihe nkiri ihe nkiri na onye ntọhapụ na-emetụta kpọmkwem nkwụsi ike nchekwa yana arụmọrụ nke teepu PTFE dị elu. Isiokwu a na-atụnyere PET vs. kraft akwụkwọ mkpụrụ na silicone vs. fluorinated ntọhapụ mmadụ, na-atụ aro na ezigbo Nchikota maka efu- fọdụrụ peeling na ogologo oge pụrụ ịdabere.