
2026-09-28 : kuv
Raws li daim ntawv pov thawj 45S5 bioactive iav hmoov chaw tsim tshuaj paus, peb muab cov khoom siv siab dawb huv, ISO-raws li cov khoom siv ua haujlwm rau cov pob txha cov ntaub so ntswg engineering, kho hniav, thiab kev kho mob siab heev. Peb 45S5 formulation nruj me ntsis ua raws li cov classic Hench muaj pes tsawg leeg (45% SiO₂, 24.5% Na₂O, 24.5% CaO, 6% P₂O₅), kom ntseeg tau tias cov bioactivity thiab sai hydroxyapatite tsim. Nplooj ntawv no qhia txog peb lub peev xwm tsim khoom, cov txheej txheem tswj kom zoo, kev hloov pauv me me, thiab cov kev qhia tshwj xeeb rau B2B kev yuav khoom.
45S5 Bioglass yog thawj cov khoom siv hluavtaws tshawb pom los txuas ncaj qha nrog cov pob txha nyob thiab cov nqaij mos. Qhov "45" yog hais txog qhov hnyav feem pua ntawm silica (SiO₂), thiab "S5" qhia txog qhov tshwj xeeb molar ratios ntawm sodium, calcium, thiab phosphorus. Thaum raug rau cov kua dej physiological, qhov tshwj xeeb muaj pes tsawg leeg tau dhau los ua cov tshuaj tiv thaiv saum npoo uas ua rau tsim cov txheej txheem hydroxycarbonate apatite (HCA).
HCA txheej no yog chemically thiab structurally sib npaug rau cov ntxhia theem ntawm tib neeg pob txha. Nws tso cai rau kom muaj kev sib raug zoo ntawm kev sib raug zoo, osteoconduction, thiab osteostimulation. Raws li qhov tshwj xeeb 45S5 bioactive iav hmoov chaw tsim tshuaj paus, peb tsim cov ntaub ntawv no nyob rau hauv ntau qhov ntau thiab tsawg thiab morphologies kom haum rau ntau hom kev kho mob thiab tshuaj pleev ib ce, los ntawm txhaj tshuaj mus rau 3D-printed scaffolds.
Qhov kev ua tau zoo ntawm 45S5 bioactive iav tso siab rau nws cov kev tswj kev sib cais. Tsis zoo li inert biomaterials, 45S5 yog tsim los teb. Cov txheej txheem muaj tsib theem tseem ceeb:
Cov kab ke no feem ntau tshwm sim nyob rau hauv feeb mus rau teev, nyob ntawm seb qhov luaj li cas thiab qhov chaw. Peb cov txheej txheem tsim khoom optimizes lub zog saum npoo ntawm cov hmoov los xyuas kom meej cov tshuaj tiv thaiv kinetics thoob plaws batch.
Xaiv ib tug txhim khu kev qha 45S5 bioactive iav hmoov chaw tsim tshuaj paus yog qhov tseem ceeb rau cov kws tsim khoom siv kho mob thiab cov chaw tshawb fawb. Kev sib txawv ntawm cov tshuaj muaj pes tsawg leeg lossis particle morphology tuaj yeem hloov pauv kev ua haujlwm lom neeg. Peb lub tuam txhab ua haujlwm raws li ISO 13485 kev tswj xyuas kev ua haujlwm zoo, ua kom muaj kev sib raug zoo, purity, thiab rov tsim dua tshiab.
Lub qhov rais bioactivity rau silicate iav yog nqaim. Deviations nyob rau hauv sodium los yog calcium cov ntsiab lus yuav ua rau lub iav inert los yog ua rau nws dissolve sai heev. Peb siv high-precision batch hnyav tshuab thiab inductively ua ke plasma optical emission spectrometry (ICP-OES) los xyuas kom meej muaj pes tsawg leeg. Txhua batch raug sim los xyuas kom meej tias nws ua tau raws li tus qauv 45S5 stoichiometry:
| Oxide Cheebtsam | Qhov hnyav feem pua (wt%) | Molar feem pua (mol%) |
|---|---|---|
| Silica (SiO₂) | 45.0% | 46.1% |
| Sodium Oxide (Na₂O) | 24.5% | 24.4% |
| Calcium Oxide (CaO) | 24.5% | 26.9% |
| Phosphorus Pentoxide (P₂O₅) | 6.0% | 2.6% |
Bioactivity yog nyob ntawm qhov chaw nyob. Cov me me teb sai dua tab sis tuaj yeem sib sau ua ke. Cov khoom loj dua muab cov qauv kev ncaj ncees tab sis hnov mob qeeb dua. Peb lub peev xwm tsim khoom muaj xws li:
Rau kev tswj hwm kev xa tawm (FDA, CE Mark, NMPA), cov ntaub ntawv dav dav yog tsis sib tham. Peb muab:
Raws li tus thawj coj 45S5 bioactive iav hmoov chaw tsim tshuaj paus, peb muab ntau qib raws li kev thov tshwj xeeb. Qhov kev xaiv ntawm qib nyob ntawm qhov xav tau siv, xws li kev sib xyaw ua ke, kev tsim cov tshuaj pleev ib ce, lossis kev tsim cov khoom siv scaffold.
Qib no yog tsim rau cov khoom siv uas tsis muaj kev cog qoob loo, kev tu lub qhov txhab, thiab kev siv hniav. Nws nta siab purity thiab zoo ib yam reactivity.
Tsim los rau cov txheej txheem minimally invasive thiab cov ntaub so ntswg augmentation. Qib no yuav tsum muaj kev tswj hwm nruj ntawm cov duab particle thiab qib endotoxin.
Optimized rau cov txheej txheem kev tsim khoom ntxiv, suav nrog kev sib tw jetting thiab stereolithography (SLA). Cov hmoov no ntws dawb do thiab ntim densely.
Lub versatility ntawm 45S5 tso cai rau nws los ua ke rau hauv ntau yam khoom kho mob thiab cov neeg siv khoom noj qab haus huv. Kev nkag siab txog cov ntawv thov no pab cov neeg yuav khoom xaiv qhov kev qhia tshwj xeeb los ntawm lawv 45S5 bioactive iav hmoov chaw tsim tshuaj paus.
45S5 hmoov yog nquag tov nrog polymers (xws li PCL, PLGA, lossis collagen) los tsim cov khoom sib xyaw. Cov iav muab bioactivity thiab mechanical reinforcement, thaum lub polymer muab kev yooj yim thiab degradation tswj. Cov khoom sib xyaw no yog siv rau hauv:
Lub xub ntiag ntawm 45S5 stimulates osteoblast proliferation thiab upregulates noob muaj feem xyuam rau cov pob txha tsim, accelerating zoo piv rau inert fillers.
Hauv kev kho hniav, 45S5 bioactive iav yog tus qauv kub rau kev kho dentin hypersensitivity thiab txhawb kev rov tsim dua tshiab.
Cov kev tshawb fawb tsis ntev los no qhia txog cov yam ntxwv angiogenic ntawm 45S5 cov khoom tawg. Silicon ions tso tawm los ntawm iav txhawb kev loj hlob ntawm endothelial cell, txhawb kev tsim cov hlab ntsha tshiab.
Cov ntxeem tau silica-nplua nuj txheej tsim ntawm 45S5 tuaj yeem nqus tau thiab tso tawm cov tshuaj kho mob. Cov kws tshawb fawb siv peb cov hmoov los thauj cov tshuaj tua kab mob, kev loj hlob, lossis tshuaj tiv thaiv kab mob. Qhov kev tso tawm profile yog tswj los ntawm qhov loj me me thiab qhov degradation tus nqi ntawm cov iav.
Transparency hauv kev tsim khoom tsim kev ntseeg siab. Raws li tus kws tshaj lij 45S5 bioactive iav hmoov chaw tsim tshuaj paus, peb siv txoj kev yaj-quench, uas yog cov qauv kev lag luam rau kev tsim homogeneous bioactive iav.
High-purity raw cov ntaub ntawv (SiO₂, Na₂CO₃, CaCO₃, CaHPO₄) raug hnyav. Cov pa roj carbon monoxide yog siv los hloov cov oxides rau sodium thiab calcium kom yooj yim decomposition thiab roj tso tawm thaum melting. Cov sib tov yog homogenized nyob rau hauv ib tug planetary mixer los xyuas kom meej kev faib ua feem.
Cov batch yog yaj hauv platinum-rhodium crucible ntawm qhov kub ntawm 1300 ° C thiab 1400 ° C. Qhov kub siab no ua kom tiav kev sib cais ntawm silica thiab tshem tawm npuas. Kub stability yog ib qho tseem ceeb los tiv thaiv crystallization (devitrification) hauv cov yaj, uas yuav cuam tshuam bioactivity.
Lub iav molten yog poured rau hauv stainless hlau daim hlau los yog rau hauv dej rau quenching. Kev ua kom txias ceev ceev tiv thaiv crystal nucleation, ua rau cov iav amorphous. Lub xeev amorphous no yog qhov tseem ceeb rau lub siab reactivity ntawm 45S5.
Lub resulting iav frit yog crushed thiab ces milled siv ceramic media kom tsis txhob muaj hlau paug. Peb siv dav hlau mills los yog pob zeb nyob ntawm seb lub hom phiaj particle loj. Ceramic liners thiab media kom paub tseeb tias tsis muaj hlau lossis lwm yam hlau tsis huv raug qhia.
Milled hmoov yog dhau los ntawm huab cua classifiers cais cov khoom los ntawm qhov loj me. Oversized hais yog xa rov qab mus rau lub zeb. Qhov kaw-voj kaw lus no ua kom muaj txiaj ntsig siab thiab tswj PSD meej.
Cov qauv zaum kawg tau kuaj xyuas nruj rau cov tshuaj muaj pes tsawg leeg, particle loj, thiab tsis muaj menyuam. Cov khoom pov thawj pom zoo tau ntim rau hauv qhov chaw huv huv kom tswj tau cov qauv kev nyiam huv.
Thaum cov kev qhia tshwj xeeb ntawm 45S5 yog universal, kev ntseeg siab ntawm koj cov saw hlau yog qhov tseem ceeb. Jinan Meiyi Biotechnology Co., Ltd., headquartered nyob rau hauv Jinan, Shandong xeev, ua ib tug pivotal choj ntawm advanced bioactive manufacturing thiab ntiaj teb no kev xav tau kev lag luam. Raws li lub chaw muag khoom ntawm Pacific Kangtai Scientific Instruments (Jinan) Co., Ltd., peb tshwj xeeb hauv kev tshawb fawb, kev txhawb nqa kev loj hlob, thiab kev lag luam ntawm bioactive technologies, nrog rau kev siv zog rau kev siv tshuaj pleev ib ce, kev kho mob zoo nkauj, thiab cov tshuaj regenerative.
Tsis zoo li cov tuam txhab lag luam ib txwm muaj, Jinan Meiyi Biotechnology ua haujlwm raws li kev tsim khoom lag luam thiab cov khoom lag luam muaj txiaj ntsig zoo. Peb tsis koom nrog cov khoom siv raw khoom ncaj qha; Tsis tas li ntawd, peb leverage lub ntiaj teb no cov saw saw hlau zoo tsim los koom tes nrog thoob ntiaj teb lees paub, ISO-certified manufacturers. Cov qauv no tso cai rau peb los kho cov ntaub ntawv ntawm cov ntaub ntawv ua tau zoo-xws li 45S5 bioactive iav cov lus qhia hauv kab lus no-kom ntseeg tau tias txhua pawg ua tau raws li kev ua tau zoo, ruaj khov, thiab cov qauv kev cai.
Peb lub zog tseem ceeb yog nyob rau hauv peb txoj kev qhuab qhia curation thiab kev txawj ntse. Peb pab R&D lub chaw soj nstuam, CDMOs, thiab chaw kho kom zoo nkauj thoob plaws Asia, Europe, thiab North America, muab tsis yog cov ntaub ntawv nkaus xwb, tab sis cov ntaub ntawv qhia dav dav, kev tswj xyuas kev txawj ntse, thiab kev sib koom tes daws teeb meem. Los ntawm kev tswj hwm nruj tswj hwm tus neeg tsim khoom tsim nyog, cov ntaub ntawv taug qab, thiab kev xa khoom, peb ua kom peb cov neeg siv khoom txo qis qhov nyuaj thaum tswj hwm kev ntseeg siab ntawm cov khoom sib xws thiab kev tswj hwm kev npaj.

Thaum muab cov khoom siv, cov thawj coj saib xyuas feem ntau sib piv 45S5 nrog rau lwm cov pob txha hloov pauv. Cov lus hauv qab no qhia txog qhov zoo ntawm 45S5 bioactive iav hmoov.
| Feature | 45S5 Bioactive iav | Hydroxyapatite (HA) | Beta-Tricalcium Phosphate (β-TCP) | Inert Bioceramics (Alumina) |
|---|---|---|---|---|
| Hom bioactivity | Bonding (Osteoproductive) | Osteoconductive | Osteoconductive | Inert |
| Bonding Strength | High (Direct chemical bond) | Nruab nrab | Nruab nrab | Tsis muaj (Fibrous encapsulation) |
| Dissolution Rate | Tswj tau, tso tawm kho ions | Yooj yim heev | Ceev ceev | Tsis tsim nyog |
| Angiogenesis | Stimulates cov hlab ntsha loj hlob | txwv | txwv | Tsis muaj |
| Antimicrobial nyhuv | Yog (ntawm pH elevation) | Tsis muaj | Tsis muaj | Tsis muaj |
| Mechanical Strength | Brittle (feem ntau yog composite) | Siab | Tsawg | Siab heev |
Thaum HA thiab TCP zoo heev rau qhov chaw sau, 45S5 nquag txhawb cov lus teb lom neeg. Qhov no ua rau nws zoo tshaj rau cov ntawv thov uas yuav tsum muaj kev sib koom ua ke sai thiab cov ntaub so ntswg sib txuas.
Xaiv txoj cai specification los ntawm a 45S5 bioactive iav hmoov chaw tsim tshuaj paus suav nrog kev sib npaug reactivity, tuav, thiab tswj kev xav tau. Xav txog cov hauv qab no:
Rau Composites: Siv cov khoom loj dua (45-90 µm) kom muaj zog txhua yam thiab txo cov viscosity.
Rau Injectables: Siv cov khoom siv micronized (<10 µm) kom ntseeg tau tias kev ua kom zoo los ntawm cov koob ntsuas zoo.
Rau Pastes: Ib qho kev faib tawm bimodal (sib xyaw ntawm cov khoom loj thiab me me) feem ntau muab cov ntim ntim zoo tshaj plaws thiab ua haujlwm tau zoo.
Xyuas kom cov chaw tsim khoom siv cov khoom siv ceramic-lined. Cov hlau tsis huv (Fe, Cr, Ni) tuaj yeem ua rau cytotoxic thiab cuam tshuam rau cov txheej txheem bioactivity. Thov ICP-MS cov ntaub ntawv los txheeb xyuas cov kab hauv qab theem.
Rau cov khoom siv implantable, cov hmoov yuav tsum tsis muaj menyuam. Nug txog txoj kev ua kom tsis muaj menyuam. Gamma irradiation muaj ntau tab sis qee zaum tuaj yeem cuam tshuam rau cov khoom siv polymer yog tias ua ntej sib xyaw. Ethylene oxide (EtO) yog lwm qhov kev xaiv tab sis yuav tsum tau ceev faj aeration kom tshem tawm cov khoom seem.
Puas yog cov chaw tsim khoom puas muab Drug Master File (DMF) lossis Technical File support? Rau kev sau npe cov cuab yeej kho mob, muaj kev nkag mus rau cov ntaub ntawv tsim khoom kom ntxaws thiab cov ntawv ceeb toom hloov pauv yog qhov tseem ceeb.

Ua hauj lwm nrog bioactive iav yuav tsum tau tshwj xeeb tuav raws tu qauv. Nov yog cov teeb meem tshwm sim los ntawm pawg R & D thiab yuav daws lawv li cas.
Teeb meem: 45S5 yog hygroscopic thiab reacts nrog atmospheric noo noo, ua rau clumping thiab poob ntawm bioactivity ua ntej siv.
Kev daws: Khaws cov hmoov rau hauv ib lub desiccator los yog lub thawv qhuav. Siv cov ntim ntim dej noo-txheej txheem (cov hnab aluminium foil nrog desiccant). Cov txheej txheem hauv qhov chaw qis qis (<40% RH).
Teeb meem: Fine particles zoo li agglomerate nyob rau hauv viscous polymer melts, tsim cov ntsiab lus tsis muaj zog hauv cov khoom sib xyaw.
Kev daws: Siv qhov chaw hloov kho 45S5 hmoov nrog silane coupling agents. Optimize sib tov shear tus nqi kom tawg pawg tsis degrading lub polymer.
Teeb meem: Cov txheej txheem sib pauv ion tso tawm Na⁺ thiab OH⁻, tsa cov pH hauv zos. Hauv qhov chaw kaw, qhov no tuaj yeem ua rau cytotoxic.
Kev daws: Tsis siv lub tshuab los yog siv cov iav qis dua. Xyuas kom muaj kev sib pauv kua dej txaus hauv vivo. Rau kev ntsuam xyuas hauv vitro, siv cov xov xwm buffered thiab hloov tsis tu ncua.
Peb qhov kev cog lus rau kev ua tau zoo yog pom los ntawm kev sim nruj. Txhua pawg ntawm 45S5 bioactive iav hmoov ua tiav cov kev kuaj hauv qab no:
Yog lawm, 45S5 bioactive iav tau siv hauv kev kho mob txij li xyoo 1980s. Nws yog biocompatible, non-toxic, thiab non-carcinogenic. Ntau qhov kev tshawb fawb mus sij hawm ntev tau lees paub nws txoj kev nyab xeeb hauv cov pob txha thiab kev kho hniav. Txawm li cas los xij, yuav tsum tau ua kom tsis muaj menyuam thiab tuav tau kom tsis txhob kis kab mob.
Thaum khaws cia rau hauv qhov chaw txias, qhuav hauv qhov tsis qhib, ntim dej noo, 45S5 hmoov muaj lub neej txee ntawm 2-3 xyoos. Thaum qhib, nws yuav tsum tau siv tam sim ntawd lossis khaws cia rau hauv lub tshuab desiccator kom tsis txhob muaj dej ntxov ntxov.
Yog lawm, 45S5 tuaj yeem ntim nrog cov tshuaj tua kab mob xws li gentamicin lossis vancomycin. Cov ntxeem tau silica gel txheej tsim thaum lub sij hawm dissolution tuaj yeem adsorb tshuaj, muab tso rau hauv zos. Txawm li cas los xij, qhov pH siab pib tawg yuav tsum tau txiav txim siab thaum xaiv cov tshuaj tua kab mob pH-sensitive.
Cov khoom me me muaj qhov sib piv ntawm thaj tsam-rau-ntim ntau dua, ua rau kom nrawm dua ion tso tawm thiab tsim HCA sai dua. Txawm li cas los xij, cov khoom zoo heev tuaj yeem yaj sai heev, cuam tshuam cov qauv kev ncaj ncees. Qhov nyiaj tshuav yuav tsum raug ntaus raws li daim ntawv thov kev kho lub sijhawm.
45S5 tsim ib daim ntawv cog lus muaj zog nrog cov ntaub so ntswg thiab pob txha tab sis dissolves sai heev. 13-93 muaj cov ntsiab lus silica ntau dua thiab cov kev hloov pauv sib txawv, ua rau nws ruaj khov dua thiab tsim nyog rau cov ntawv thov thauj khoom uas xav tau qeeb qeeb. 45S5 yog qhov zoo dua rau kev kho mob sai thiab cov ntaub so ntswg mos.
Raws li lub ntiaj teb no 45S5 bioactive iav hmoov chaw tsim tshuaj paus, peb ua raws li cov qauv kev cai thoob ntiaj teb. Peb cov chaw raug tshuaj xyuas tsis tu ncua kom ua raws li:
Peb txhawb peb cov neeg siv khoom hauv kev npaj cov ntaub ntawv thev naus laus zis rau FDA 510 (k) kev xa thiab CE Marking raws li Kev Cai Kho Mob (MDR). Peb cov saw hlau pob tshab ua kom ntseeg tau tias tag nrho cov khoom siv raw yog los ntawm cov neeg muag khoom pom zoo nrog tag nrho traceability.
Peb nkag siab tias cov kev daws teeb meem tawm ntawm lub txee tsis haum txhua qhov kev tsim kho tshiab. Peb pab neeg R & D ua haujlwm nrog cov neeg koom tes los tsim kho 45S5 formulations.
Peb tuaj yeem muab cov ions kho mob xws li Strontium (Sr), Magnesium (Mg), Zinc (Zn), lossis tooj liab (Cu) rau hauv cov iav network. Cov dopants no txhim kho kev ua haujlwm lom neeg tshwj xeeb:
Rau cov tuam txhab ntawm cov pob txha cements lossis putties, peb muab cov khoom sib xyaw ua ntej ntawm 45S5 hmoov nrog biopolymers. Qhov no txo cov kauj ruam ua thiab ua kom homogeneous dispersion.
45S5 bioactive iav tseem yog cov khoom siv pob zeb hauv cov tshuaj kho dua tshiab. Nws lub peev xwm tshwj xeeb rau kev sib txuas nrog cov ntaub so ntswg nyob thiab txhawb kev kho mob ua rau nws tseem ceeb rau cov cuab yeej kho mob tom ntej. Txawm li cas los xij, qhov zoo ntawm cov hmoov ncaj qha cuam tshuam cov txiaj ntsig kev kho mob. Variability nyob rau hauv muaj pes tsawg leeg los yog particle loj tuaj yeem ua rau kev ua haujlwm tsis sib xws.
Los ntawm kev xaiv peb qhov chaw muaj ntawv pov thawj ISO, koj tau txais kev nkag mus rau:
Txawm hais tias koj tab tom tsim cov tshuaj txhuam hniav tshiab, cov pob txha hloov pauv, lossis hnav lub qhov txhab, peb pab neeg npaj txhij los txhawb koj qhov project los ntawm cov qauv mus rau kev lag luam.
Hu rau peb pab neeg muag khoom hnub no kom thov tus qauv, tshuaj xyuas peb daim ntawv qhia tag nrho, lossis sib tham txog koj cov kev xav tau kev tsim khoom. Cia peb pab koj ua kom koj cov khoom tsim kho nrog txhim khu kev qha, ua haujlwm siab biomaterials.
Tshawb nrhiav peb cov khoom siv bioactive thiab cov peev txheej kev lag luam