The FDA tau rov faib cov ntsia hlau pedicle ntsia hlau los ntawm cov khoom siv preamendments chav kawm III mus rau cov khoom siv hauv chav kawm II uas muaj kev tswj hwm tshwj xeeb, pib lub Kaum Ob Hlis 30, 2016. Qhov kev txiav txim zaum kawg tau muab los ntawm FDA tom qab nws rov ntsuam xyuas cov ntaub ntawv uas cuam tshuam rau pedicle ntsia hlau tshuab.
Thaum twg pedicle screws raug tshem tawm?
Tom qab cov pob txha loj tuaj, cov ntsia hlau thiab cov pas nrig tsis xav tau rau kev ruaj ntseg thiab tuaj yeem raug tshem tawm kom nyab xeeb nrog kev phais tom qab. Txawm li cas los xij, feem ntau cov kws phais tsis pom zoo kom tshem tawm tshwj tsis yog cov pedicle screws ua rau tsis xis nyob rau tus neeg mob (5% txog 10% ntawm tus neeg mob).
Puas yog pedicle screws ruaj khov?
Cov pedicle screws muaj tag nrho tab sis hloov cov kev pom zoo ntawm tus txha nraub qaum xws li xov hlau, pas nrig thiab hooks. Cov ntsia hlau tuaj yeem ua tau ruaj khov lossis ib ntus. … Hauv qhov kev ua haujlwm no, ib khub ntawm cov ntsia hlau tau muab tso rau hauv kab rov tav rau hauv qab ntawm cov pob txha txuas hniav, hu ua pedicles, uas txuas nrog txhua lub vertebra.
pedicle screws yog dab tsi?
Hnub no tus qauv yog polyaxial pedicle ntsia hlau ua los ntawm Titanium, uas tiv taus corrosion thiab qaug zog, thiab yog MRI tshaj. Cov ntsia hlau yog threaded thiab lub taub hau yog mobile - nws swivels pab defray vertebral kev nyuaj siab. Zoo li lwm cov ntsia hlau, polyaxial screws tuaj ntau qhov ntau thiab tsawg.
Yuav tsum tau tshem cov ntsia hlau pedicle?
Xaus: Hauv cov neeg mob kho tau zoo rau thoracolumbar tawgpob txha, pedicle ntsia hlau tshem tawm yog qhov zoo vim nws txo qhov mob thiab kev tsis taus. Restoration ntawm segmental txav lub kaum sab xis tom qab tshem tawm cov implants tuaj yeem pab txhawb kev kho mob.
