PFNA (Mgbochi mbọ ntu femoral dị nso), ihe mgbochi femoral mgbochi rotation intramedullary mbọ.Ọ dabara maka ụdị dị iche iche nke femoral intertrochanteric fractures;subtrochanteric fractures;femoral olu isi mgbaji;mgbaji olu femoral jikọtara ya na ọkpụkpụ femoral ogwe;ọkpụkpụ intertrochanteric femoral jikọtara ya na ọkpụkpụ femoral osisi.
Isi atụmatụ ime ntu na uru
(1) Ihe karịrị 200,000 ikpe PFNA egosipụtara ime ntu isi, ma ọ nwetala egwuregwu kacha mma na mmewere nke ọwa mmiri medullary;
(2) 6-ogo ndọtị akụkụ nke isi ntu maka ntinye dị mfe site na apex nke nnukwu trochanter;
(3) Ntu oghere, dị mfe itinye;
(4) Ngwunye dị anya nke isi ntu nwere ụfọdụ elasticity, nke dị mfe itinye ntu isi ma na-ezere nrụgide nrụgide.
spral agụba:
(1) Otu nhazi nke ime n'otu oge na-emecha mgbochi ntụgharị na nkwụsi ike angular;
(2) Agụba ahụ nwere nnukwu ebe elu yana dayameta isi na-eji nwayọ na-abawanye.Site n'ịbanye na ịpịkọta ọkpụkpụ nke kagbuo, enwere ike imeziwanye ike nkedo nke helical agụba, nke dị mma karịsịa maka ndị ọrịa nwere ọkpụkpụ ọkpụkpụ;
(3) A na-ejikọta eriri helical nke ọma na ọkpụkpụ, nke na-eme ka nkwụsi ike dịkwuo elu ma na-eguzogide ntụgharị.Ọgwụgwụ mgbaji ahụ nwere ikike siri ike ịdaba na nrụrụ varus mgbe etinyere ya.
Isi ihe ndị a kwesịrị ịṅa ntị na ọgwụgwọ femoral fractures naNdozi ime ime PFNA:
(1) Ọtụtụ ndị ọrịa meworo agadi na-arịa ọrịa ahụ́ ike bụ́ isi, ha anaghịkwa anabata ịwa ahụ.Tupu ịwa ahụ, a ga-enyocha ọnọdụ izugbe nke onye ọrịa n'ụzọ zuru ezu.Ọ bụrụ na onye ọrịa ahụ nwere ike ịnabata ịwa ahụ, a ga-arụ ọrụ ịwa ahụ ozugbo enwere ike, a ga-emekwa akụkụ ahụ emetụtara ngwa ngwa mgbe a wachara ya ahụ.Iji gbochie ma ọ bụ ibelata ihe omume nke nsogbu dị iche iche;
(2) Ekwesịrị tụọ obosara nke oghere medullary tupu ọrụ ahụ.Dayameta nke isi ntu intramedullary bụ 1-2 mm dị ntakịrị karịa oghere medullary n'ezie, ọ dịghịkwa mma maka ntinye ime ihe ike iji zere ihe mgbagwoju anya dị ka mgbaji femur;
(3) Onye ọrịa ahụ dị n'azụ, akụkụ ahụ emetụtara kwụ ọtọ, na ntụgharị nke ime bụ 15 °, nke dị mma maka ntinye nke agịga nduzi na ntu isi.Ntugharị zuru oke na mbelata nke mgbaji n'okpuru fluoroscopy bụ igodo maka ịwa ahụ nke ọma;
(4) Arụ ọrụ na-ezighi ezi nke ebe ntinye nke agịga ntụzịaka isi nwere ike ime ka egbochiri isi PFNA n'ime oghere medullary ma ọ bụ ọnọdụ nke spiral agụba bụ ihe eccentric, nke nwere ike ime ka mgbawa nke mbelata mgbaji ma ọ bụ ịkpachapụ anya. nke olu femoral na isi femoral site na spiral agụba mgbe ịwachara ahụ, na-ebelata mmetụta nke ịwa ahụ;
(5) Igwe X-ray nke C-arm kwesịrị ịṅa ntị mgbe niile na omimi na eccentricity nke agịga ntuziaka ịghasa mgbe ị na-atụgharị, na omimi nke isi ihe ịghasa kwesịrị ịdị 5-10 mm n'okpuru elu cartilage nke isi femoral;
(6) Maka mgbaji subtrochanteric jikọtara ọnụ ma ọ bụ ogologo ọkpụkpụ gbajiri agbaji, a na-atụ aro ka iji PFNA gbatịrị agbatị, na mkpa maka mbelata oghe na-adabere na mbelata mgbawa na nkwụsi ike mgbe mbelata.Ọ bụrụ na ọ dị mkpa, a pụrụ iji eriri ígwè mee ihe iji jikọta ngọngọ mgbawa, ma ọ ga-emetụta ọgwụgwọ mgbawa na ekwesịrị izere ya;
(7) Maka mgbaji gbawara agbawa n'elu nnukwu trochanter, ọrụ ahụ kwesịrị ịdị nwayọọ dị ka o kwere mee iji zere nkewa ọzọ nke mgbawa ahụ.
Uru na oke nke PFNA
Dị ka ụdị ọhụrụintramedullary fixation ngwaọrụ, PFNA nwere ike ịnyefe ibu site na extrusion, nke mere na akụkụ dị n'ime na n'èzí nke femur nwere ike iburu nrụgide otu, si otú ahụ nweta nzube nke imeziwanye nkwụsi ike na ịdị irè nke nkwụsi ike n'ime ime nke ọkpụkpụ.Mmetụta edozi ahụ dị mma na ihe ndị ọzọ.
Ngwa PFNA nwekwara oke ụfọdụ, dị ka ihe isi ike n'itinye skru nke dị anya, ihe ize ndụ dị ukwuu nke mgbaji n'akụkụ mkpuchi mkpọchi, nrụrụ coxa varus, na mgbu na mpaghara apata ụkwụ ihu nke kpatara mgbakasị nke band iliotibial.Osteoporosis, ya mereọgwụgwọ intramedullaryna-enwekarị ohere nke idozi ọdịda na mgbaji na-adịghị.
Ya mere, maka ndị ọrịa agadi nwere mgbaji intertrochanteric na-adịghị akwụsi ike nke nwere osteoporosis siri ike, a naghị anabata ibu ibu n'oge mgbe ha nwesịrị PFNA.
Oge nzipu: Sep-30-2022
