Ịwa ahụ hip bụ usoro ịwa ahụ ka mma maka ọgwụgwọ necrosis femoral isi, osteoarthritis nke nkwonkwo hip, na mgbaji ọkpụkpụ.femoralolu n'ime agadi.Ọkpụkpụ úkwù ugbu a bụ usoro tozuru okè nke na-eji nwayọọ nwayọọ na-ewu ewu ma nwee ike mezue ọbụna n'ụlọ ọgwụ ụfọdụ ime obodo.Site na mmụba nke ọnụ ọgụgụ ndị na-anọchi anya hip, ndị ọrịa na-enwekarị nchegbu banyere ogologo oge prosthesis ga-adịru mgbe ịwa ahụ dochie hip na ma ọ ga-adịru ogologo ndụ.N'ezie, ogologo oge enwere ike iji dochie nkwonkwo hip mgbe ịwachara ahụ na-adabere n'akụkụ atọ: 1, nhọrọ nke ihe: ugbu a, e nwere ihe atọ bụ isi maka nkwonkwo hip: ① seramiiki isi + iko seramiiki: ọnụ ahịa ga-adịtụ. elu.Isi uru nke nchikota a bụ na ọ bụ ihe na-eguzogide ọgwụ.Na seramiiki na seramiiki esemokwu, otu ibu, iyi na dọkaara n'ihe metụtara metal interface dị nnọọ obere, na obere irighiri ihe fọdụrụ na nkwonkwo oghere n'ihi iyi na dọkatụrụ adọka bụkwa nnọọ obere, ihu ọma a ga-enwe anụ ahụ jụrụ mmeghachi omume. iyi irighiri ihe.Otú ọ dị, n'ihe banyere ọrụ siri ike ma ọ bụ ọnọdụ na-ezighị ezi, enwere obere ihe ize ndụ nke mgbawa seramiiki.Enwekwara ndị ọrịa ole na ole na-enweta ụda "na-akụ" nke esemokwu seramiiki kpatara n'oge ọrụ.
② Isi metal + iko polyethylene: akụkọ ngwa ngwa dị ogologo ma bụrụ ngwakọta kpochapụwo.Metal ka ultra-high polymer polyethylene, n'ozuzu adịghị apụta na ọrụ nwere ihe na-adịghị mma rattle, na agaghị agbajikwa na na.Otú ọ dị, e jiri ya tụnyere seramiiki ka seramiiki esemokwu interface, ọ na-eyi ntakịrị karịa n'okpuru otu ibu maka otu oge.Na ọnụ ọgụgụ dị nta nke ndị ọrịa nwere mmetụta siri ike, ọ ga-emeghachi ihe mkpofu na-eyi, na-eme ka mbufụt na gburugburu ihe mkpofu na-eme na nzaghachi, ma jiri nwayọọ nwayọọ na-egbu mgbu gburugburu prosthesis, prosthesis loosening, wdg. ③ Metal head + metal bushing: metal. ka metal esemokwu interface (cobalt-chromium alloy, mgbe ụfọdụ igwe anaghị agba nchara) Nke a esemokwu interface etinyere na 1960.Otú ọ dị, nke a interface nwere ike ịmepụta ọnụ ọgụgụ dị ukwuu nke metal yi irighiri irighiri, ndị a ahụ nwere ike phagocytosed site macrophages, na-emepụta a mba ọzọ mmeghachi omume ahụ, iyi eme metal ion nwekwara ike ịbanye n'ọbara, na-akpalite ihe nfụkasị ahụ n'ime ahụ.N'ime afọ ndị na-adịbeghị anya, a kwụsịrị ụdị nkwonkwo interface a.④ Isi seramiiki na polyethylene: Isi seramiiki siri ike karịa igwe ma bụrụ ihe a na-etinye n'ọkpụkpụ na-eguzogide.Seramiiki a na-eji ugbu a n'ịwa ahụ nnọchi nchikota nwere ihu siri ike, nke na-eguzogide ọkọ, na-adịkwa nro nke nwere ike ibelata ọnụ ọgụgụ nke esemokwu polyethylene nke ukwuu.Enwere ike iyi ike nke ntinye a na-erughị metal ka polyethylene, n'ikwu ya n'ụzọ ọzọ, seramiiki ka polyethylene bụ ihe na-eyi na-eguzogide ọgwụ karịa metal na polyethylene!Ya mere, nkwonkwo hip artificial kacha mma, naanị n'ihe gbasara ihe, bụ ihe jikọrọ ọnụ na seramiiki.Ihe kpatara ogologo ndụ ọrụ nke nkwonkwo a bụ na ọnụ ọgụgụ ndị na-eyi uwe na-ebelata site na iri ugboro ruo ọtụtụ narị ugboro ma e jiri ya tụnyere nkwonkwo ndị gara aga, na-agbatịkwu oge nke nkwonkwo, na ihe ndị na-eyi uwe bụ ihe ndị na-eme ka mmadụ na-arụkọ ọrụ na-adịghị. na-akpata osteolysis na osteoporosis gburugburu prosthesis, bụ nke dabara adaba maka ndị na-eto eto nwere nnukwu ọrụ.2. Nkwadebe nke ọma nke prosthesis hip: site na ntinye ziri ezi nke prosthesis n'oge ịwa ahụ, acetabulum na femoral stalk Ndozi siri ike nke prosthesis na akụkụ kwesịrị ekwesị na-eme ka prosthesis ghara ịdị na-atụgharị ma na-atụgharị, ya mere, ọ dịghị eme ka ịtọpụ ya. prosthesis.
Nchedo nke nkwonkwo hip nke onwe ha: belata ibu ibu, ihe omume siri ike (dịka ịrị elu na ibu ibu ogologo oge, wdg) iji belata nkwụsị nke prosthesis.Tụkwasị na nke ahụ, gbochie mmerụ ahụ, n'ihi na trauma nwere ike ịkpata mgbaji na gburugburu prosthesis hip, nke nwere ike ime ka ọkpụkpụ nke prosthesis dị.
Ya mere, hip prostheses mere nke obere abrasive ihe, kpọmkwem ọnyịnye nkenkwonkwo hipna nchebe dị mkpa nke nkwonkwo hip nwere ike ime ka prosthesis dị ogologo, ọbụna maka ndụ.
Oge nzipu: Jan-11-2023
