Zvakanakira titanium seye orthopedic implant zvinhu zvinonyanya kuratidzwa mune zvinotevera zvinhu:
1, Biocompatibility:
Titanium ine yakanaka biocompatibility nenyama yemunhu, kushoma biological reaction nemuviri wemunhu, haina chepfu uye isiri-magnetic, uye haina chepfu mhedzisiro pamuviri wemunhu.
Iyi yakanaka biocompatibility inobvumira titanium implants kuvepo mumuviri wemunhu kwenguva yakareba pasina kukonzera kurambwa kuri pachena.
2, Mechanical properties:
Titanium ine hunhu hwesimba repamusoro uye yakaderera elastic modulus, iyo isingangosangana chete nezvinodiwa zvemuchina, asi zvakare iri padyo neiyo elastic modulus yeakasikwa bhonzo remunhu.
Ichi chivakwa chemuchina chinobatsira kudzikisira kushushikana kwekudzivirira mhedzisiro uye inonyanya kubatsira mukukura uye kuporeswa kwemapfupa evanhu.
Iyo elastic modulus yetitanium alloyyakaderera. Semuenzaniso, iyo elastic modulus ye pure titanium ndeye 108500MPa, iri padyo nepfupa rechisikigo remuviri wemunhu, iro riri.
inobatsira pakugadzika kwebhonzo uye kuderedza kushushikana kwekudzivirira mhedzisiro yemabhonzo pamaimplants.
3, Corrosion resistance:
Titanium alloy ndeye biologically inert material ine yakanaka corrosion resistance munzvimbo yephysiological yemuviri wemunhu.
Uku kuramba kwecorrosion kunovimbisa kugadzikana kwenguva refu kwetitanium alloy implants mumuviri wemunhu uye haizoshatise nharaunda yefiziological yemuviri wemunhu nekuda kwekuora.
4. Huremu:
Density yetitanium alloy yakadzikira, chete 57% yeiyo yesimbi isina tsvina.
Mushure mekuiswa mumuviri wemunhu, inogona kuderedza zvakanyanya mutoro pamuviri wemunhu, izvo zvinonyanya kukosha kune varwere vanoda kupfeka ma implants kwenguva yakareba.
5, Non-magnetic:
Titanium alloy haisi-magnetic uye haina kukanganiswa nemagetsi emagetsi uye mabhanan'ana, ayo anobatsira kuchengetedzeka kwemuviri wemunhu mushure mekusimwa.
6, Kubatanidzwa kwakanaka kwepfupa:
Iyo yakasikwa yakagadzirwa oxide layer pamusoro petitanium alloy inobatsira pakuitika kwekubatanidzwa kwebhonzo uye inovandudza kunamatira pakati pekuisirwa uye bhonzo.
Kuunza maviri anonyanya kukodzera titanium alloy zvinhu:
TC4 kuita:
TC4 alloy ine 6% uye 4% vanadium. Ndiyo inonyanya kushandiswa α+β mhando alloy ine yakakura kuburitsa. Iine simba repakati uye plastiki yakakodzera. Inoshandiswa zvakanyanya mune aerospace, avhiyesheni, kudyara kwevanhu (mapfupa ekugadzira, majoini ehudyu yemunhu uye mamwe biomaterials, 80% ayo parizvino anoshandisa alloy iyi), etc. Zvigadzirwa zvayo zvikuru mazariro nemakeke.
Ti6AL7Nbperformance
Ti6AL7Nb alloy ine 6% AL uye 7% Nb. Ndiyo yakanyanya kukwirisa titanium alloy zvinhu zvakagadziridzwa uye kuiswa kune vanhu kuisirwa muSwitzerland. Iyo inodzivirira zvikanganiso zveimwe aloyi yekuisa uye zvirinani inotamba basa retitanium alloy mu ergonomics. Ndiro rinonyanya vimbiso rekuisa mumunhu mune ramangwana. Ichashandiswa zvakanyanya mutitanium mazino ekudyara, mapfupa emapfupa emunhu, nezvimwe.
Muchidimbu, titanium sechinhu chekudyara chemapfupa chine zvakanakira biocompatibility, mechanical properties, corrosion resistance, lightweight, non-magneticity uye good bone integration, izvo zvinoita kuti titanium ive sarudzo yakanaka kune orthopedic implant materials.
Nguva yekutumira: Jun-25-2024