3D Printing Technology hauv Kev Kho Mob Field

3D luam ntawv thev naus laus zis twb tau pom tias muaj peev xwm siv tau hauv kev kho mob. Tam sim no, nws yog feem ntau siv rau hauv cov lus qhia hauv qab no, thiab qee qhov ntawm cov thev naus laus zis tau nkag mus rau theem tswv yim:

Daim ntawv thov scenarios: Hauv cov kev phais nyuaj xws li cov txheej txheem orthopedic, lub cev resection, thiab kev hloov pauv, 3D luam ntawv tuaj yeem tsim 1: 1 peb- cov qauv ntawm cov neeg mob cov ntaub ntawv CT lossis MRI, pab cov kws kho mob pom cov qauv ntawm qhov chaw mob thiab tsim cov phiaj xwm kev phais.

Cov teeb meem siv tau: Nws tau ua tiav hauv kev kho mob orthopedics (xws li kev kho pob txha nyuaj), stomatology (maxillofacial reconstruction), kev phais plawv (kev kho plawv tsis zoo), oncology (mob resection plan), thiab lwm yam.

Qhov zoo: Nws txo qhov kev pheej hmoo ntawm kev phais, txo lub sijhawm ua haujlwm, thiab txhim kho qhov ua tau zoo. Piv txwv li, hauv kev phais orthopedic, tus qauv tuaj yeem simulate lub morphology ntawm cov pob txha tsis xws luag thiab pab cov kws kho mob hauv kev tsim cov pob txha tus kheej.

Tshaj li cov kev siv tseem ceeb no, kev sim ua ntej ua ntej tau dhau los ua ib qho kev paub tab thiab siv dav siv ntawm kev kho mob 3D luam ntawv. Los ntawm kev hloov ob- cov ntaub ntawv duab qhov ntev mus rau qhov pom tseeb, tus neeg mob- cov qauv ntawm lub cev tshwj xeeb, cov kws phais tau nce qib ntawm qhov kev nkag siab ntawm qhov kev tshuaj ntsuam ib txwm muaj-raws li kev pom tsis tuaj yeem muab tag nrho. Hauv cov xwm txheej nyuaj uas cuam tshuam nrog ntau qhov tawg tawg lossis deformity hnyav, tus qauv ntawm lub cev tso cai rau tag nrho pab pawg kws phais neeg tuaj yeem rov xyaum ua ntu zus ntawm kev txo qis, kho, thiab rov tsim kho ua ntej nkag mus rau hauv chav ua haujlwm. Cov txheej txheem rov ua dua no feem ntau nthuav tawm cov kev hloov pauv ntawm lub cev tsis xav tau lossis cov cuab yeej siv- nkag mus rau cov kev sib tw uas yuav tsuas yog tshwm sim hauv kev ua haujlwm. Raws li qhov tshwm sim, lub sijhawm ua haujlwm tuaj yeem raug txo los ntawm 20-40 feem pua ​​​​hauv cov txheej txheem xaiv, cov ntshav poob qis, thiab qhov yuav xav tau kev hloov pauv hauv kev ua haujlwm tsis zoo yuav txo qis. Cov tsev kho mob uas muaj kev sib koom ua ke 3D- cov qauv luam tawm rau hauv lawv cov kev ua haujlwm ua ntej ua ntej tshaj tawm cov kws phais neeg muaj kev ntseeg siab dua thiab txhim kho kev sib txuas lus nrog cov neeg mob thiab tsev neeg, uas tuaj yeem nkag siab yooj yim dua qhov kev pab cuam npaj thaum lawv tuaj yeem tuav thiab tshuaj xyuas tus qauv ntawm lawv tus kheej lub cev.

Muaj nuj nqi: Cov lus qhia kho raws li tus neeg mob tus qauv anatomical pab cov kws kho mob hauv qhov tseeb nrhiav txoj hauv kev phais (xws li drilling thiab txiav), txo tib neeg kev ua yuam kev.

Daim ntawv thov cov chaw haujlwm: Orthopedics (kev hloov pauv, kev phais tus txha caj qaum), stomatology (dental implant guides), neurosurgery (pab hlwb navigation), thiab lwm yam.

Qhov zoo: Txhim kho qhov kev phais kom zoo, tshwj xeeb tshaj yog tsim nyog rau cov txheej txheem minimally invasive. Piv txwv li, nyob rau hauv tag nrho lub hauv caug arthroplasty, phau ntawv qhia tuaj yeem ua kom ntseeg tau tias qhov kev cog lus ntawm lub kaum sab xis yog tsawg dua 1 degree.

Cov lus qhia kev phais sawv cev ib qho kev txuas ntxiv ntawm kev npaj ua ntej rau hauv qhov chaw ua haujlwm nws tus kheej. Thaum cov phiaj xwm kev phais virtual tau ua tiav hauv lub khoos phis tawj, tib cov ntaub ntawv digital tau siv los tsim tus neeg mob- cov kev txiav tshwj xeeb lossis cov txheej txheem drilling uas haum rau tus neeg mob cov pob txha. Cov kev taw qhia no hloov cov phiaj xwm phiaj xwm, qhov tob, thiab cov ces kaum ncaj qha mus rau hauv qhov chaw phais nrog kev ncaj ncees siab. Hauv kev phais tus txha caj qaum, piv txwv li, pedicle- qhov tseeb qhov tseeb ntawm qhov chaw yog qhov tseem ceeb; Txawm tias me me angular sib txawv tuaj yeem cuam tshuam kev txhim kho lub zog lossis kev pheej hmoo ntawm kev raug mob ntawm lub paj hlwb . 3D- cov ntawv qhia tau muab tso rau hauv ntau qhov chaw kho mob kom ua tiav cov txiaj ntsig raug siab tshaj 95 feem pua, ntau dua li cov txheej txheem pub dawb thiab sib piv lossis zoo dua rau cov nqi siv hluav taws xob hauv ntau qhov chaw. Nyob rau hauv kev kho hniav implantology, cov lus qhia pab kom flapless los yog minimally invasive qhov chaw nrog kev kwv yees tshwm sim profiles thiab zoo tagnrho prosthetic tshwm sim. Vim hais tias cov lus qhia yog tsim los ntawm biocompatible, sterilizable cov ntaub ntawv, lawv yuav siv tau yam xyuam xim nyob rau hauv lub chav ua hauj lwm thiab feem ntau xa nyob rau hauv 48 teev tom qab tau txais cov ntaub ntawv imaging. Kev sib xyaw ua ke ntawm kev ceev, qhov tseeb, thiab tus nqi qis tau ua rau kev phais mob ib qho ntawm qhov nrawm tshaj plaws - ntu ntawm kev kho mob 3D luam ntawv.

Cov yam ntxwv tshwj xeeb: Los ntawm kev txheeb xyuas cov ntaub ntawv seem seem ntawm cov neeg mob, 3D luam ntawv ua rau tus kheej cov pob qij txha uas phim tus neeg mob lub cev lub cev, txhim kho kev nplij siab thiab kev ua haujlwm zoo.

Cov khoom siv tshiab: Lub teeb yuag, siab - cov ntaub ntawv muaj zog (xws li carbon-fiber- cov khoom siv ntxiv) yog siv los txo qhov hnyav prosthetic thaum ua kom ruaj khov.

Cov ntaub ntawv: Cov khoom siv sab nraud uas tuaj yeem hloov kho raws li cov menyuam loj hlob yog muab rau cov neeg mob menyuam yaus, txo cov nqi siv sijhawm ntev -.

Ib txwm siv cov pob qij txha pob txha feem ntau xav tau ntau yam fittings thiab kev hloov kho vim tias lawv yog tsim los ntawm cov qauv pwm uas tsis tuaj yeem ntes cov seem seem ntawm txhua tus neeg mob. 3D scanning ua ke nrog cov khoom siv ntxiv tshem tawm cov txheej txheem rov ua dua no. Lub siab - daws teeb meem kho qhov muag lossis laser scan ntes cov duab kos, siab- siab ntev thiab siab- qhov chaw rhiab heev, thiab cov mos- cov yam ntxwv ntawm cov qog nqaij hlav. Tsim software ces tsim ib lub qhov (socket geometry) uas faib cov khoom kom zoo, suav nrog thaj chaw uas tsim nyog, thiab sib txuas cov txuas txuas rau cov khoom sib txuas. Lub qhov (socket) uas tau tshwm sim yog sib dua, xis dua, thiab zoo dua tshem tawm ntau dua li ntau cov khoom siv ua ke. Rau cov menyuam yaus loj hlob, cov qauv tsim qauv lossis nthuav dav tuaj yeem tsim tau kev lag luam, tso cai rau lub sijhawm hloov pauv yam tsis muaj nqi tag nrho ntawm tus tshiab prosthesis txhua lub sijhawm. Tshaj li qis dua- thiab sab sauv-limb prosthetics, cov ntsiab cai zoo sib xws tau raug siv rau cov pob txha caj qaum (pob ntseg, qhov ntswg, kho qhov chaw) thiab txawm tias cov khoom siv ua haujlwm ib ntus siv thaum kho dua tshiab. Cov neeg mob siab cov qhab nia zoo tas li txhim kho thaum lub qhov (sockets) yog tus neeg mob tiag tiag- tshwj xeeb, thiab qhov seem- ceg tawv nqaij tawg- yog ib qho laj thawj feem ntau rau kev tso cov pob qij txha tawm - tshwm sim tsawg dua.

Daim ntawv thov: Cov txheej txheem pob txha (cranial kho daim hlau, txha nraub qaum fusion tawb), pob qij txha (hip thiab lub hauv caug prostheses), thiab lwm yam tsis yog{0}} cov ntaub so ntswg nyob.

Qhov zoo: Kev tsim tus kheej: Customized raws li tus neeg mob tus qauv anatomical, txo cov teeb meem tom qab phais (xws li cov pob txha xoos). Porous qauv: 3D luam ntawv ua rau biomimetic trabecular pob txha cov qauv uas txhawb cov pob txha ingrowth thiab txhim kho kev cog qoob loo.

Cov ntaub ntawv kho mob: Ib qho kev tshawb fawb pom tau tias cov pob txha ingrowth tus nqi ntawm 3D- luam porous titanium alloy acetabular khob tau nce li 30 feem pua ​​​​piv nrog cov tsoos prostheses.

Lub peev xwm los tsim cov txheej txheem sab hauv uas tsis tuaj yeem ua tiav los ntawm cov pa machining lossis casting yog ib qho kev hloov pauv zoo ntawm kev tsim khoom ntxiv rau orthopedic thiab craniofacial implants. Porous titanium los yog tantalum cov qauv nrog tswj qhov pore loj, kev sib tshuam, thiab cov feem pua ​​porosity ua raws li cov khoom siv kho tshuab thiab cov khoom siv roj ntsha ntawm cov pob txha tshem tawm ntau dua li cov khoom cog. Qhov no txhawb kom osseointegration sai, faib kev ntxhov siab ntau dua physiologically, thiab txo qhov kev pheej hmoo ntawm kev nyuaj siab tiv thaiv thiab cov pob txha tom qab resorption. Tus neeg mob- cov kev cog cog tshwj xeeb muaj txiaj ntsig tshwj xeeb hauv kev kho kev phais, oncology- ntsig txog kev tsim kho dua tshiab, thiab kev kho lub cev tsis zoo, qhov twg tawm -- cov cuab yeej txee feem ntau yuav tsum tau siv dav hauv kev ua haujlwm contouring lossis tawm qhov seem loj. Txoj kev tswj hwm txoj hauv kev rau cov khoom siv zoo li no tau loj hlob hauv ntau thaj tsam, tso cai rau cov tsev kho mob thiab cov chaw tsim khoom tshwj xeeb los tsim cov cog cog raws li cov txheej txheem tsim nyog. Ntev- lub sijhawm ua raws- cov ntaub ntawv txuas ntxiv mus ntxiv, qhia cov nqi kho dua qis dua thiab txhim kho cov txiaj ntsig ua haujlwm tau zoo hauv cov lus qhia ua tib zoo xaiv. Raws li cov ntaub ntawv tshawb fawb tau nce qib- koom nrog cov txheej txheem bioactive, cov tshuaj tua kab mob, thiab cov porosity qib- qhov sib txawv ntawm 3D- luam tawm thiab cov tshuaj cog qoob loo yuav tsum nthuav dav ntxiv rau kev tsim khoom ntxiv.

Cov hom phiaj kev lag luam: luam tawm cov ntaub so ntswg bioactive (xws li daim tawv nqaij, pob txha mos, thiab cov hlab ntsha) nrog rau lub hom phiaj kawg ntawm kev tsim lub cev.

Cov kev kawm tam sim no: Cell luam ntawv: Siv bio- number case (muaj cov cell nyob thiab loj hlob yam) los tsim cov ntaub so ntswg yooj yim txheej txheej. Vascularization breakthrough: Hauv xyoo 2022, ib pab neeg ua tiav tau luam tawm daim siab cov ntaub so ntswg uas muaj sia nyob ntev dua 30 hnub.

Cov teeb meem: Cov teeb meem xws li kev muaj sia nyob ntawm tes, khoom noj khoom haus, thiab kev tiv thaiv kab mob tseem yuav tsum tau daws; daim ntawv thov kev kho mob tseem tsis tau tiav tag nrho.

Txawm hais tias tsis yog -cov nroj tsuag nyob thiab cov cuab yeej phais twb tau muab cov txiaj ntsig zoo hauv kev kho mob, qhov ntev - lub zeem muag ntawm 3D bioprinting tseem yog qhov tsim cov ntaub so ntswg ua haujlwm thiab thaum kawg tag nrho cov kabmob. Cov kev tshawb fawb tam sim no tsom rau kev ua kom zoo bio-inks uas tswj cov cell viability siab thaum lub sij hawm extrusion los yog inkjet deposition, tsim multi-cov ntaub ntawv luam tawm tswv yim uas tso ntau hom cell nyob rau hauv meej spatial kev npaj, thiab engineering sacrificial los yog ib ntus txhawb cov qauv uas tsim perfusable vascular channels. Kev ua qauv qhia xyoo 2022 ntawm daim siab tsim nrog kev sib koom ua ke ntawm cov hlab ntsha uas tseem siv tau rau ntau tshaj ib hlis yog qhov tseem ceeb, tab sis kev ntsuas cov kev tsim kho no kom muaj feem cuam tshuam rau qhov ntau thiab tsawg thaum ua kom ntev - lub sijhawm ua haujlwm, innervation, thiab kev koom ua ke nrog cov ntaub so ntswg tseem yog ib qho kev sib tw loj heev ntawm kev tshawb fawb thiab engineering. Kev ua haujlwm sib luag ntawm daim tawv nqaij, pob txha mos, pob txha, thiab cov kab mob plawv tau nce mus ntxiv, nrog qee cov khoom lag luam twb tau nkag mus thaum ntxov - cov kev sim tshuaj kho mob rau lub qhov txhab lossis kho pob txha mos. Kev tswj hwm, kev coj ncaj ncees, thiab kev tsim khoom- teeb meem loj yuav txiav txim siab lub sijhawm rau kev siv tshuaj kho mob thoob plaws. Txawm li cas los xij, txoj kev vam meej ntawm kev tsim kho bioprinted yooj yim txuas ntxiv ntxiv dag zog rau kev ntseeg siab tias cov ntaub so ntswg ntau dua thiab cov kev daws teeb meem hauv lub cev thaum kawg yuav ua tau.

Kev xyaum ua lag luam: Qee lub tsev kawm ntawv tau txais kev paub dhau los hauv thaj chaw ntawm kev sim ua ntej thiab kev phais mob, thiab tau koom tes nrog ntau lub tsev kho mob qib siab hauv Fuzhou, ua tiav ntau pua daim ntawv thov kev kho mob.

Cov ntaub ntawv xav tau: Cov tsev kho mob tsuas yog yuav tsum tau muab cov ntaub ntawv CT lossis MRI kom sai sai ua peb - qauv lossis cov lus qhia; cov txheej txheem ua haujlwm tau zoo (feem ntau ua tiav hauv 48 teev).

Cov kev ua tau zoo no qhia tau hais tias kev kho mob 3D luam ntawv tau hloov mus dhau qhov chaw soj ntsuam kev tshawb fawb mus rau qhov kev pabcuam kho mob niaj hnub. Cov kev ua haujlwm zoo tshaj plaws hauv digital-los ntawm kev tau txais cov duab thiab segmentation los ntawm kev tsim, tsim khoom, ua kom tsis muaj menyuam, thiab xa khoom- tso cai rau lub sijhawm hloov pauv hauv cov hnub ntau dua li lub lis piam. Cov kev tswj xyuas zoo, cov ntaub ntawv taug qab, thiab tom qab- cov txheej txheem ua haujlwm kom ntseeg tau tias txhua lub cuab yeej ua tau raws li kev nyab xeeb thiab kev ua tau zoo ntawm cov khoom siv kho mob. Kev sib koom tes ntawm pab pawg engineering, kws kho hluav taws xob, thiab kws phais neeg tau ua pov thawj qhov tseem ceeb; cov kev pabcuam ua tau zoo tshaj plaws kho 3D luam ntawv raws li kev pabcuam kev khomob es tsis yog kev muaj peev xwm cais tawm. Raws li ntau lub tsev kho mob tsim nyob rau hauv - lub tsev lossis lub chaw luam ntawv hauv cheeb tsam, kev nkag tau nthuav dav thiab cov nqi pheej yig zuj zus, ntxiv rau kev txais yuav sai dua.

Daim ntawv thov ntawm 3D luam ntawv hauv kev kho mob tau txuas ntxiv los ntawm cov qauv kev pab rau kev cog qoob loo. Nyob rau hauv lub neej yav tom ntej, nrog kev tawg ntawm cov ntaub so ntswg nyob rau hauv lub tshuab luam ntawv, nws xav tias yuav daws tau qhov teeb meem ntawm lub cev tsis txaus. Tam sim no thev naus laus zis tau txhim kho qhov kev phais mob zoo thiab cov neeg mob lub neej zoo, thiab yog ib qho tseem ceeb tsav tsheb rau kev kho mob tus kheej.

Saib tom ntej, txuas ntxiv kev nce qib hauv cov ntaub ntawv, software automation, ntau -cov ntaub ntawv luam tawm, thiab bioprinting yuav ua rau muaj kev cuam tshuam rau kev kho mob ntawm kev tsim khoom ntxiv. Cov txheej txheem tswj hwm tau hloov kho kom haum rau ob qho tib si tus qauv thiab cov khoom siv tus kheej siab, thaum noj qab haus huv- kev txheeb xyuas kev lag luam nce ntxiv ua kom pom tseeb tus nqi zoo- ua tau zoo thaum txo lub sij hawm ua haujlwm, tsawg dua qhov teeb meem, thiab txhim kho ntev - cov txiaj ntsig tau raug coj mus rau hauv tus account. Dab tsi tau pib raws li kev cia siab txog kev xav paub txog thev naus laus zis tau dhau los ua cov cuab yeej siv tau zoo uas twb tau hloov kho kev npaj phais mob, kev tsim cog cog qoob loo, thiab kev kho kom zoo dua qub- thiab qhov ntawd tau cog lus ntau dua rau cov tshuaj kho dua tshiab ntawm tag kis.