PEEK cov khoom siv kho mob nrog 0.2 hli micropores

PEEK cov khoom siv kho mob nrog 0.2 hli micropores

 

Kev nce qib tshuaj kho mob nrog Micropores: Ansix Tech txoj kev tawg ua tej daim me me hauv kev tsim khoom siv PEEK uas muaj qhov tseeb siab

Ib Lub Caij Nyoog Tshiab ntawm Micropore Technology hauv Kev Kho Mob Implants

Kev lag luam khoom siv kho mob tab tom pom ib qho kev hloov pauv ntsiag to, tsav los ntawm qhov kev thov rau cov khoom cog ntse dua, sib koom ua ke ntau dua, thiab sib haum xeeb hauv lub cev. Nyob rau pem hauv ntej ntawm qhov kev hloov pauv no yog kev tsim cov khoom siv kho mob polyetheretherketone (PEEK) uas muaj 0.2 hli micropores - qhov kev tawg tshiab uas cog lus tias yuav txhim kho osseointegration thiab kev xa tshuaj tswj hwm. Txawm li cas los xij, kev tsim cov khoom no nrog qhov tseeb, kev ntseeg siab, thiab kev nthuav dav uas xav tau ua rau muaj kev sib tw engineering loj heev. Lub chaw tsim khoom tshwj xeeb Ansix Tech tau ua tiav hauv qhov chaw nyuaj no, hloov lub tswv yim tsim qauv zoo mus rau hauv qhov tseeb uas tau lees paub, tsim tau ntau. Lawv qhov project tsis yog tsuas yog qhia txog kev paub txog ib qho ntawm cov polymers uas xav tau tshaj plaws tab sis kuj qhia txog txoj hauv kev holistic los xa cov nqi, los ntawm kev tshawb fawb txog cov ntaub ntawv mus rau kev ntim khoom kawg.

 

Kev Xav Tau Hauv Kev Lag Luam thiab Qhov Tseem Ceeb Rau Micropores

Qhov kev hloov mus rau PEEK hauv kev siv kho mob uas nyuaj heev tau sau tseg zoo. Nws qhov kev sib haum xeeb zoo tshaj plaws, radiolucency, thiab elastic modulus sib xws nrog tib neeg cov pob txha cortical ua rau nws yog lwm txoj hauv kev zoo dua li cov hlau ib txwm muaj xws li titanium. Txawm li cas los xij, pristine PEEK yog biologically inert. Txhawm rau qhib nws lub peev xwm tag nrho rau kev sib koom ua ke ntawm cov pob txha, kev hloov kho qhov chaw yog qhov tseem ceeb.

 

Qhov no yog qhov uas qhov kev tsim qauv micropore 0.2 hli dhau los ua qhov tseem ceeb. Cov yam ntxwv me me no tsis yog qhov tsis muaj kev txwv; lawv tau tsim los ua haujlwm tshwj xeeb rau kev ua haujlwm ntawm lub cev thiab kev kho mob:

 

Kev Txhim Kho Osseointegration: Micropores muab ib lub scaffold rau cov hlwb pob txha loj hlob, tsim kom muaj lub xauv tshuab thiab txhim kho qhov ruaj khov mus sij hawm ntev ntawm cov implants xws li spinal fusion cages thiab orthopedic implants.

 

Cov Chaw Muab Tshuaj: Cov qhov hws tuaj yeem raug ntim nrog cov tshuaj lossis cov yam ntxwv loj hlob, ua rau muaj kev kho mob hauv zos, tswj kev tso tawm ncaj qha ntawm qhov chaw phais.

 

Kev Tiv Thaiv Kev Nyuaj Siab Txo: Los ntawm kev sib phim zoo dua cov khoom siv kho tshuab ntawm pob txha thiab txhawb kev sib koom ua ke, PEEK implants nrog cov qauv porous pab txo qhov cuam tshuam tiv thaiv kev ntxhov siab, uas tuaj yeem ua rau pob txha resorption.

 

Qhov kev thov ua lag luam yog txhawb nqa los ntawm cov pej xeem thoob ntiaj teb laus zuj zus thiab cov nqi ntawm cov txheej txheem orthopedic nce ntxiv, ua rau muaj kev xav tau cov implants uas muab kev rov zoo sai dua, tsawg dua qhov teeb meem, thiab kev vam meej mus sij hawm ntev dua.

 

Kev Tshawb Fawb Txog Kev Cai Lij Choj Uas Nruj Nruj

Kev tsim khoom rau kev kho mob yog tswj hwm los ntawm lub moj khaum ntawm kev ua haujlwm nruj cov qauvCov khoom sib xyaw, tshwj xeeb tshaj yog cov uas muaj cov yam ntxwv tshiab xws li kev tswj hwm porosity, yuav tsum ua raws li:

 

ISO 10993: Cov koob tshuaj ntsuam xyuas kev nyab xeeb ntawm cov khoom siv kho mob.

 

ASTM F2026-07: Cov qauv txheem rau PEEK polymers rau kev siv phais cog, uas qhia txog cov kev cai rau cov polymer resin raw.

 

Cov Cai ntawm FDA: Rau cov lag luam xws li Tebchaws Meskas, kev ua raws li FDA cov lus qhia rau cov khoom siv kho mob Class II thiab III yog qhov yuav tsum tau ua.

 

Cov qauv no tswj txhua theem, txij li kev lees paub cov khoom siv PEEK nyoos mus rau kev lees paub cov khoom kawg uas tau sterilized. Ib qho project ua tiav yog nyob ntawm kev tsim qauv rau kev tsim khoom hauv cov ntsiab lus kev cai lij choj no txij thaum pib.

 

Lub Pob Zeb Tseem Ceeb ntawm Kev Ua Tau Zoo: Kev Xaiv Cov Khoom Siv Zoo

Qhov kev ua tau zoo ntawm cov khoom kawg yog txuas nrog cov khoom siv hauv paus. Ansix Tech txoj kev txawj ntse hauv cov polymers ua tau zoo yog qhov tseem ceeb ntawm no. Rau cov ntawv thov micropore, qhov kev xaiv tsis yog "PEEK," tab sis qib tshwj xeeb nrog cov khoom zoo tshaj plaws.

Ansix Tech feem ntau siv cov PEEK resin uas tsis tau ntim rau hauv, qib kho mob rau cov kev siv no. Txawm hais tias cov iav lossis cov qib carbon-fiber muaj zog dua, cov khoom ntim tuaj yeem cuam tshuam rau qhov sib xws ntawm cov micropore tsim thiab tej zaum yuav tsis tsim nyog rau qhov xav tau ntawm cov khoom siv kho tshuab. Qhov tseem ceeb tshaj plaws yog qhov ua tau zoo tshaj plaws thiab kev huv si.

 

Los ntawm Virtual mus rau Lub Cev: Prototyping thiab Design Validation

Ua ntej txiav cov hlau, tus qauv tsim yuav tsum tau kuaj xyuas virtual kom zoo.

 

Kev Tshuaj Xyuas Kev Nqus Pwm (DFM): Qhov no yog thawj kauj ruam uas tsis tuaj yeem sib tham tau. Siv cov software simulation siab heev, cov engineers tshuaj xyuas seb cov PEEK yaj uas muaj viscosity siab yuav ntws li cas los ntawm pwm, tshwj xeeb tshaj yog mus rau hauv cov kab me me uas tsim cov qhov me me 0.2 hli. Kev tshuaj xyuas kwv yees li no:

 

Qhov chaw rooj vag zoo tshaj plaws kom ntseeg tau tias muaj kev sib xyaw ua ke.

 

Tej zaum yuav muaj cov qhov cua thiab cov kab vuam uas yuav ua rau lub qauv tsis muaj zog.

 

Cov qauv txias thiab kev cia siab tias yuav ntsws, uas siab dua rau PEEK (0.4% -1.2%) dua li rau ntau yam yas.

 

Cov siab thiab kub ntawm kev txhaj tshuaj uas xav tau.

 

Txoj kev simulation-tsav no tiv thaiv kev ua haujlwm pwm kim heev thiab yog ib feem tseem ceeb ntawm Ansix Tech's Design for Manufacturability (DFM) kev pabcuam, hloov cov tswv yim ntawm cov neeg siv khoom mus rau hauv cov qauv tsim tau.

 

Kev Txheeb Xyuas Cov Qauv Pwm thiab Cov Khoom Siv: Rau ib feem uas muaj cov yam ntxwv tseem ceeb, qhov qauv sib npaug ntawm kev tsim khoom yog qhov tseem ceeb. Ansix Tech tsim ib lub pwm qauv ib qho uas siv cov hlau thiab cov txheej txheem tsim khoom tib yam uas tau npaj rau cov cuab yeej tsim khoom. Qhov no tso cai rau:

 

Kev Ntsuas Kev Ua Haujlwm: Txheeb xyuas qhov porosity, lub zog kho tshuab, thiab kev huv ntawm cov khoom PEEK tiag tiag.

 

Lub Qhov Rai Txheej Txheem Txhais: Tsim kom muaj kev sib xyaw ua ke ntawm qhov kub, siab, thiab qhov ceev uas ua rau muaj cov khoom zoo.

 

Kev Tsim Qauv Kawg: Paub meej tias txhua yam kev kam rau ua ntej cog lus rau pwm tsim khoom kim heev, ntau qhov.

 

Kev Tsim Kho Lub Plawv ntawm Cov Txheej Txheem: Cov Pwm Txhaj Tshuaj

Lub pwm yog qhov tseem ceeb tshaj plaws ntawm cov khoom siv hauv qhov project no. Nws txoj kev tsim thiab kev tsim kho ncaj qha txiav txim siab qhov zoo ntawm ib feem, kev ua haujlwm zoo, thiab tus nqi ib feem.

 

Kev Xaiv Hlau Pwm: Muab PEEK qhov kub ua haujlwm siab (qhov kub pwm ntawm 160-200 ° C) thiab qhov xwm txheej abrasive, cov hlau yuav tsum muaj qhov kub siab hardness, thermal conductivity, thiab hnav tsis kam. Cov qib zoo xws li H13 lossis S7 cov cuab yeej hlau yog tus qauv. Rau cov chaw txias tseem ceeb nyob ib puag ncig micropores, beryllium tooj liab inserts yuav siv tau rau lawv cov thermal conductivity zoo dua.

 

Lub Tshuab Khiav thiab Rooj Vag: Yuav kom kov yeej PEEK qhov viscosity siab ntawm cov yaj, lub kaw lus yuav tsum muaj qhov tsis kam ntws tsawg kawg nkaus. Cov neeg khiav kub loj uas muaj txoj kab uas hla loj yog qhov zoo dua los tswj qhov kub yaj thiab txo qhov poob siab. Lub rooj vag tsim (feem ntau yog hom qhib) tau ua tib zoo ntsuas kom tso cai rau kev sau cov micropores sai ua ntej cov khoom pib khov.

 

Lub Tshuab Txias: Kev txias zoo yog qhov tseem ceeb rau lub sijhawm voj voog thiab qhov ruaj khov ntawm ib feem. Lub tshuab txias conformal, qhov twg cov dej ntws ua raws li qhov nkhaus ntawm lub qhov (tshwj xeeb tshaj yog nyob ib puag ncig cov yam ntxwv micropore), ua kom muaj kev rho tawm cua sov zoo ib yam thiab ua haujlwm tau zoo, txo qis kev warpage thiab kev ntxhov siab seem.

 

Kev Tso Pa: Cov cua uas raug kaw yog tus yeeb ncuab ntawm cov yam ntxwv me me. Cov kav tso pa kom raug (qhov tob ~ 0.05 hli) raug tshuab rau ntawm qhov kawg ntawm txoj kev sau thiab nyob ib puag ncig cov koob ejector kom cua tawm mus, tiv thaiv cov cim hlawv thiab kev sau tsis tiav ntawm cov qhov hws.

 

Lub Tshuab Tawm: Vim tias cov qauv qhov hws mos mos, kev tawm yuav tsum du thiab sib npaug zoo. Lub kaw lus ntawm cov koob tawm ci ntsa iab nrog cov kaum sab xis nce ntxiv (≥1.5 °) yog tsim los kom tsis txhob rub lossis ua puas rau cov khoom thaum lub sijhawm demolding.

 

Kev Paub Txog Cov Txheej Txheem Txhaj Tshuaj Molding

Kev pwm PEEK nrog 0.2 hli nta yog ib qho kev cob qhia txog kev ua kom raug thiab kev tswj hwm. Cov txheej txheem txheej txheem raug txwv ntau dua li cov yas ib txwm muaj.

 

Kev ziab khoom: PEEK yog hygroscopic. Kev ziab ua ntej hauv lub qhov cub nqus tsev ntawm 120-150 ° C rau 4-6 teev yog qhov yuav tsum tau ua kom txo cov dej noo hauv qab 0.02% thiab tiv thaiv cov qhov tsis zoo uas ua los ntawm cov pa xws li npuas lossis tawg.

 

Cov Qauv Kub: Siv qhov nce qib kub maj mam, ntau thaj tsam hauv lub thoob (piv txwv li, tom qab: 150 ° C, nruab nrab: 360 ° C, pem hauv ntej: 390 ° C) los coj cov khoom mus rau nws qhov kub yaj zoo tshaj plaws ntawm 360-400 ° C yam tsis ua rau muaj kev puas tsuaj thermal. Lub pwm nws tus kheej raug cua sov rau 160-200 ° C.

 

Cov Ntaub Ntawv Txhaj Tshuaj: Muaj ntau theem kev txhaj tshuaj: qeeb qeeb pib kom puv cov khiav maj mam, ceev ceev kom puv qhov thiab cov yam ntxwv me me ua ntej txias pib, thiab hloov mus rau kev tuav lub siab kom ntim cov khoom thiab them rau qhov ntsws.

 

Cov Khoom Siv: Lub tshuab txhaj tshuaj pwm ruaj khov, siv hluav taws xob tag nrho nrog kev tswj hwm qhov ntsuas meej, lub hau ntswj nrog qhov sib piv qis (2: 1-3: 1) kom txo qhov kub ntawm shear, thiab lub tshuab roj kub siab rau kev tswj qhov kub ntawm pwm yog qhov tseem ceeb.

 

Cov Ntsiab Lus Tseem Ceeb ntawm Kev Ntseeg Siab: Kev Tswj Xyuas Zoo thiab Kev Ntim Khoom

Kev zoo yog tsim los rau txhua kauj ruam. Tom qab molding, cov khoom raug kuaj xyuas nruj heev:

 

Kev Tshuaj Xyuas Khoom Thawj Zaug: Ib qho kev sim tag nrho ntawm thawj zaug txhaj tshuaj los ntawm cov pwm tsim khoom, suav nrog kev tshuaj xyuas qhov ntev ntawm lub tshuab ntsuas sib koom ua ke (CMM) los xyuas qhov loj me thiab kev faib tawm ntawm cov qhov me me, thiab kev sim tshuab.

 

Kev Tswj Xyuas Cov Txheeb Xyuas Hauv Cov Txheej Txheem: Cov yam ntxwv tseem ceeb xws li qhov hnyav ntawm ib feem thiab qhov loj me tseem ceeb raug saib xyuas tam sim ntawd. Cov ntsuas peev xwm ua haujlwm (Cpk) raug suav los xyuas kom ruaj khov (lub hom phiaj Cpk ≥ 1.33).

 

Kev Ntsuas Tsis Ua Rau Puas Tsuaj: Cov txheej txheem zoo li kev ntsuas X-ray yuav siv tau los tshuaj xyuas cov qhov khoob sab hauv lossis qhov tsis sib xws hauv cov qauv qhov tsis muaj kev puas tsuaj rau cov khoom.

 

Kev Ntim Khoom Hauv Chav Huv Si: Tom qab kev tshuaj xyuas, cov khoom raug ntxuav hauv ib puag ncig tswj tau. Ansix Tech muab ob qho tib si tsis huv thiab tsis huv, nrog rau qhov kawg suav nrog cov txheej txheem ntxuav kom huv (piv txwv li, gamma irradiation lossis ethylene oxide) uas haum rau cov khoom siv PEEK thiab nws cov kev siv.

 

Qhov Zoo ntawm Ansix Tech: Xa Khoom Zoo Tshaj Plaws

Lub luag haujlwm ntawm Ansix Tech tsis zoo li tus neeg ua pwm yooj yim. Lawv ua haujlwm ua tus khub daws teeb meem, siv lawv txoj kev paub tob hauv kev lag luam los muab cov txiaj ntsig zoo thiab kev txuag nyiaj rau cov neeg siv khoom.

 

Txo Tus Nqi Los Ntawm Kev Koom Ua Ke Ntsug Thiab Kev Paub Txog:

 

Cov Lus Qhia Txog Kev Tshawb Fawb Txog Khoom Siv: Lawv cov kws tshaj lij hauv tsev pab xaiv qib PEEK uas pheej yig tshaj plaws uas ua tau raws li txhua tus qauv kev ua tau zoo, zam kev tsim kho ntau dhau.

 

Kev Txhim Kho Cov Txheej Txheem: Los ntawm kev siv cov txheej txheem kev tshuaj xyuas pwm thiab Kev Tsim Qauv Kev Sim (DOE), lawv ua kom cov txheej txheem zoo tshaj plaws kom ua tau ntau yam txiaj ntsig, txo cov khoom pov tseg, thiab txo cov sijhawm voj voog - ncaj qha txo cov nqi khoom.

 

Kev Ua Haujlwm Thib Ob: Kev muab kev txiav laser hauv tsev, vuam, thiab sib dhos ua rau cov khoom xa tuaj yooj yim dua, txo cov nqi xa khoom, thiab txhim kho kev tswj xyuas zoo tag nrho.

 

Ua kom lub sijhawm mus rau kev ua lag luam sai dua:

Lawv txoj kev sib koom ua ke—txij li DFM thiab kev tsim qauv sai mus rau kev lees paub thiab kev tsim khoom ntau—tsim kom muaj cov kav dej tsis muaj teeb meem. Ntxiv mus, rau cov haujlwm tsim kho, lawv muab cov raj PEEK thiab cov filaments "tawm ntawm lub txee", uas tso cai rau cov neeg siv khoom kom ua kom sai dua theem pib prototyping thiab kev sim.

 

Cov Cheeb Tsam Siv thiab Kev Cia Siab Yav Tom Ntej

Kev tsim cov khoom PEEK uas muaj 0.2 hli micropores ua tiav qhib qhov rooj rau cov ntawv thov siab heev:

 

Cov Pob Txha thiab Pob Txha Qog: Cov khoom siv sib txuas, cov khob acetabular uas muaj qhov dej ntws, thiab cov phaj raug mob uas txhawb nqa kev sib koom ua ke ntawm cov pob txha.

 

Cov Tshuaj Uas Tso Tawm: Cov khoom siv rau kev tswj qhov mob lossis kev tswj kev kis kab mob uas muab kev tso tawm tshuaj hauv zos.

 

Cov Hniav Cog Thiab Cov Lus Qhia: Txhim kho qhov biointegration ntawm cov hauv paus prosthetic.

 

Xaus lus

Ansix Tech txoj haujlwm tsim cov khoom siv kho mob PEEK nrog 0.2 hli micropores yog ib qho pov thawj rau kev sib koom ua ke ntawm kev tshawb fawb txog cov khoom siv siab heev, kev tsim kho kom raug, thiab kev tswj hwm zoo. Nws qhia tau tias txawm tias cov qauv tsim khoom siv kho mob nyuaj tshaj plaws tuaj yeem txhais tau tias muaj kev ntseeg siab, tsim ntau yam. Los ntawm kev tswj hwm txhua qhov txuas hauv cov saw hlau - los ntawm cov qauv molecular ntawm polymer mus rau pob khoom kawg sterile - Ansix Tech muab ntau dua li cov khoom xwb; lawv xa cov kev ntseeg siab tau lees paub, txoj hauv kev loj hlob sai, thiab kev siv nyiaj zoo rau cov neeg tsim kho tshiab hauv kev kho mob, pab coj cov tiam tom ntej ntawm kev cog hniav rau cov neeg mob thoob ntiaj teb.

Ansix Tech Co Ltd

Yog tias koj muaj tej yam kev npaj txog PEEK cov khoom siv kho mob nrog 0.2 hli micropores, koj tuaj yeem tiv tauj peb txhua lub sijhawm. Peb yuav hloov koj lub tswv yim mus rau hauv qhov tseeb, cia koj ua tiav koj txoj kev npau suav, thiab tau txais cov xaj loj los ntawm kev ua lag luam. Peb cov ntaub ntawv tiv tauj yog info@ansixtech.com. Los yog tiv tauj peb CTO, xa ntawv mus rau: stephen@ansixtech.com

 

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