Nthawi Yotetezeka Yokhudza Khungu ndi Zigamba za Mabere a Silicone

I. Zizindikiro Zazikulu Zokhudza Nthawi Yotetezeka: Kukhazikitsa Malire Kuchokera ku Malingaliro Achipatala

Ngakhale palibe muyezo wokhazikika wa nthawi yotetezeka yokhudzana ndi khungumabala a mawere a siliconeKafukufuku wazachipatala ndi kuwunika kwachipatala kwakhazikitsa muyezo wogwirizana. Mapulatifomu ovomerezeka monga Xiaohe Medical Encyclopedia amanena momveka bwino kuti nthawi yovomerezeka yovala mabala a silicone kwa anthu athanzi siyenera kupitirira maola 8. Muyezo uwu umachokera pa mfundo ziwiri:
* **Zofunika pa Khungu:** Ngakhale kuti silikoni ndi yotanuka, siimatha kupuma bwino. Kuphimba kosalekeza kwa maola opitilira 8 kungayambitse thukuta lochuluka, zomwe zimapangitsa kuti chinyezi chikhale chochuluka kwambiri mu stratum corneum, zomwe zingawononge ntchito yotchinga khungu. 15% ya ogwiritsa ntchito nthawi zonse amatha kukhala ndi ziphuphu kapena folliculitis.

* **Chiwopsezo cha Kuyabwa ndi Mankhwala:** Ma ester a acrylic omwe ali mu guluu wa chigamba cha bere angayambitse kusagwirizana ndi mtundu wa bere. Ngati kukhudzana kosalekeza kupitirira maola 12, chiopsezo cha ziwengo chimawonjezeka katatu, zomwe zimawonekera ngati zizindikiro za dermatitis yokhudzana ndi khungu monga erythema ndi ma papules m'mphepete mwa chigamba. Magulu apadera amafunika kuwongolera kwambiri nthawi yogwiritsira ntchito: Azimayi apakati, chifukwa cha kusintha kwa mahomoni komwe kumabweretsa khungu lofooka, amalangizidwa kuti azivala zigambazo kwa maola osapitirira 6 nthawi zonse, ndipo ayenera kugwiritsa ntchito guluu wosakwiyitsa wamankhwala. Anthu omwe ali ndi khungu lofewa ayenera kufupikitsa nthawiyo mpaka maola 4-6 ndikuchita mayeso ang'onoang'ono a khungu asanagwiritse ntchito koyamba.

II. Zoopsa zitatu zazikulu zobisika zomwe zimadutsa malire a chitetezo: Zipangizo ndi miyezo ndizofunikira kwambiri

Mfundo yofunika kwambiri yogwiritsira ntchito nthawi yotetezeka si yosiyana; kugwira ntchito kwake kumadalira kwambiri zipangizo zomwe zimagwiritsidwa ntchito komanso miyezo yogwiritsira ntchito. Zoopsa zitatu zazikulu zomwe zili pamsika wamakono zimafuna chisamaliro chapadera kuchokera kwa makasitomala ogulitsa padziko lonse lapansi:

(I) Kapangidwe ka gulu lomatira: Choopsa chosaoneka pa thanzi. Gulu lomatira, lomwe limakhudzana mwachindunji ndi khungu, ndiye chiopsezo chachikulu. Kafukufuku wa Yangcheng Evening News akuwonetsa kuti zinthu zambiri zomwe zimapezeka m'masitolo sizipereka satifiketi ya gulu lomatira lachipatala. Magulu ena otsika mtengo ali ndi formaldehyde, lead, ndi zitsulo zina zolemera, zomwe thupi la munthu silingathe kuzigwiritsa ntchito bwino kwa nthawi yayitali. Kugwiritsa ntchito kwa nthawi yayitali kungayambitse ziwengo pakhungu, kukwiya kwa kupuma, komanso kuchepa kwa chitetezo chamthupi. Akatswiri azachipatala akugogomezera kuti chinsinsi chodziwira chitetezo cha gulu lomatira chili ngati lapambana satifiketi yachipatala—mwachitsanzo, kugwiritsa ntchito gulu lomatira lomwe limagwirizana ndi kupanikizika kwachipatala lomwe limakwaniritsa muyezo wa ISO 10993-1 kungathe kuchepetsa chiopsezo cha ziwengo mpaka pansi pa 0.3%. (II) Gulu la Zinthu: Kusiyana kwakukulu pakati pa silicone yachipatala ndi silicone yachizolowezi. Kuyera kwa gawo la silicone kumakhudza mwachindunji malire apamwamba a chitetezo. Silicone yachipatala iyenera kupambana mayeso a cytotoxicity level 0 (osakhala poizoni) ndikusunga kulimba kwake itatha kuyeretsa pa 121℃. Mapaketi a m'mawere opangidwa ndi nsalu iyi amatha kuwonjezera nthawi yogwiritsidwa ntchito mpaka maola 8-10. Silicone wamba wa mafakitale akhoza kukhala ndi zodzaza zosakwanira (monga calcium carbonate yokhala ndi zitsulo zolemera kwambiri), zomwe zingayambitse kuyabwa pakhungu ngakhale pakapita nthawi yochepa. (III) Kusamvana kwa Miyezo: Kusowa kwa Miyezo ya Makampani Makampani opanga mapaketi a m'mawere omwe alipo pano ali ndi vuto losakhazikika bwino: 30% ya zinthu zimagwiritsa ntchito molakwika miyezo ya nsalu (monga GB/T 30157-2013) poyesa zinthu za silicone, kulephera kuthana ndi zizindikiro za chitetezo cha khungu; 45% ya makampani amagwiritsa ntchito miyezo yawoyawo yamakampani (monga Q/HZLL 002-2004), yopanda zoletsa zofunika; 25% yokha ya zinthu zimatanthauza miyezo ya zinthu zaukhondo zomwe zingatayike, koma mapaketi a m'mawere amagwiritsidwa ntchito mobwerezabwereza, zomwe zimadzutsa mafunso okhudza momwe muyezowo umagwiritsidwira ntchito. Ndikofunikira kudziwa kuti muyezo wa gulu la T/TTGA 009-2025 "Breast Patches", womwe unayamba kugwiritsidwa ntchito mu Epulo 2025, umafuna kuti ma phthalates omwe ali mu gulu lomatira ndi zitsulo zolemera zomwe zingachotsedwe ayenera kukwaniritsa malire, ndipo kuchuluka kwa formaldehyde ndi zizindikiro zina ziyenera kutsatira miyezo ya GB 18401, zomwe zimapereka chizindikiro chogwirizana cha chitetezo cha zinthu. III. Mipata Yotetezeka Msika Wapadziko Lonse: Miyezo Yofunikira Yotumizira Kunja Kwa makasitomala ogulitsa padziko lonse lapansi, zinthu ziyenera kukwaniritsa malamulo ofunikira a msika womwe mukufuna. Ichi ndiye chithandizo chachikulu chotsimikizira chitetezo kwa nthawi yayitali:

Zizindikiro Zofunikira za Miyezo ya Msika wa Chigawo cha Msika
EU
Lamulo la REACH, RoHS Directive
Zoletsa pa D4/D5 cyclic siloxanes, lead ndi cadmium zomwe zili ≤1000ppm, nickel release ≤0.5μg/cm²/sabata
USA
FDA 21 CFR 177.2600
Kusamuka konse ≤10mg/dm², palibe kusamuka kwa pulasitiki
China
T/TTGA 009-2025, GB 4806.11-2016
Kuwunika kwa mphamvu yomatira, kuchuluka kwa VOC <0.5%

Mwachitsanzo, pamsika wa EU, ma breast patches omwe sanadutse kulembetsa mankhwala a REACH, ngakhale atanena kuti "atha kuvala kwa maola 8," adzakumana ndi chiopsezo chomangidwa ndi misonkho. Makasitomala ogulitsa akulangizidwa kuti aziika patsogolo zinthu zomwe zadutsa satifiketi ya ISO 10993 biocompatibility ndi kulembetsa kwa FDA kuti achepetse chiopsezo cha zopinga zamalonda.

IV. Malangizo Oteteza Kugula ndi Kugwiritsa Ntchito: Kupanga Mtengo Wabwino kwa Makasitomala Omaliza

Monga wogulitsa zinthu zambiri, mutha kupereka chitetezo ndikuwonjezera chidaliro cha makasitomala kudzera munjira zotsatirazi:

(I) Zinthu Zitatu Zofunika Kwambiri Posankha Zogulitsa
* Chitsimikizo cha Zinthu: Amafuna kuti mafakitale apereke umboni wa zinthu zopangira silicone zomwe zili ndi digiri ya zamankhwala (monga mndandanda wa Dow Corning Silastic®) ndi malipoti a chitsimikizo cha zomatira zomwe zili ndi digiri ya zamankhwala;
* Kutsatira Miyezo: Ikani patsogolo zinthu zomwe zikutsatira miyezo ya T/TTGA 009-2025 kapena ISO 10993, kupewa kugwiritsa ntchito miyezo yodziyimira payokha ndi makampani pawokha;
* Kuyesa Magwiridwe Antchito: Mayeso oyesera zitsanzo ayenera kuchitidwa pa mphamvu ya peel ya guluu (yovomerezeka ≥1.5N/cm) ndi kupumira bwino (chiwerengero cha kufalikira kwa nthunzi ya madzi ≥500g/(m²・24h)) kuti pakhale kulimba ndi chitetezo. (II) Malangizo Ogwiritsira Ntchito Zochitika za Ogwiritsa Ntchito
Perekani makasitomala malangizo okhudza nthawi yogwiritsira ntchito zinthu zomwe zikuchitika kuti zinthu zigwiritsidwe ntchito bwino:
Ulendo Watsiku ndi Tsiku: ≤ maola 8, gwiritsani ntchito ndi zinthu zopumira (monga zomwe zili ndi mabowo opumira a uchi);
Zochitika Zapadera (monga maukwati, maphwando): ≤ maola 10, tikulimbikitsidwa kuchotsa kwa mphindi 15 kuti tipeze mpweya wabwino;
Zochitika pa Kutentha Kwambiri/Masewera: ≤ maola 4, sankhani mitundu yosalowa madzi komanso yosatuluka thukuta yokhala ndi zinthu zoziziritsira mu guluu.
Komanso, kumbutsani ogwiritsa ntchito: Mukamaliza kugwiritsa ntchito, yeretsani guluu ndi sopo wosalowerera, lolani kuti liume mwachilengedwe musanasunge, ndipo pewani kuwala kwa dzuwa mwachindunji kuti zinthu zisakule—silicone yokalamba imatulutsa zinthu zokwiyitsa zopitilira katatu.

V. Zochitika Zamakampani: Miyezo Yachitetezo Imayendetsa Kukweza Zinthu

Chifukwa cha kuchuluka kwa chidziwitso cha thanzi la ogula, kugwiritsa ntchito nthawi moyenera kwakhala mwayi waukulu wopikisana nawozinthu zopangira mabala a m'mawereMakampani otsogola akudutsa mu zopinga zachitetezo kudzera muukadaulo watsopano: Ponena za zipangizo: Rabala ya silicone yokonzedwa ndi platinamu imagwiritsidwa ntchito m'malo mwa rabala ya silicone yokonzedwa ndi peroxide, zomwe zimachepetsa zotsalira za VOC kuchokera ku ≤10ppm kufika ku ≤2ppm; Ponena za kapangidwe kake: Kupanga kwa zinthu zopangidwa ndi "silicone + nembanemba yopumira" kumawonjezera kupumira ndi 40% ndikuwonjezera nthawi yotetezeka mpaka maola 12; Ponena za mayeso: EN 1811:2022 mayeso otulutsa nickel ndi mayeso otulutsa nanoparticle a ISO 18562-4 ayambitsidwa, zomwe zikuphatikiza miyeso yambiri yachitetezo.