Lub dab teg puas yog qhov sib koom ua ke?
Lub dab teg puas yog qhov sib koom ua ke?

Video: Lub dab teg puas yog qhov sib koom ua ke?

Video: Lub dab teg puas yog qhov sib koom ua ke?
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(c) Kev hais tawm ntawm cov pob txha trapezium carpal thiab thawj cov pob txha metacarpal ntawm lub hauv paus ntawm tus ntiv tes xoo yog eeb sib koom . (d) Dav hlau pob qij txha , xws li cov nruab nrab ntawm cov pob txha tarsal ntawm ko taw, tso cai rau txwv tsis pub txav mus los ntawm cov pob txha. (e) Radiocarpal sib koom ntawm dab teg yog a condyloid sib koom.

Ua raws li qhov no hauv kev xav, dab tsi yog qhov piv txwv ntawm lub eeb sib koom?

A eeb sib koom yog synovial sib koom qhov twg ib tug ntawm cov pob txha tsim cov sib koom zoo li tus a eeb nrog rau lwm cov pob txha so ntawm nws zoo li tus neeg caij nees. Qhov zoo tshaj plaws piv txwv ntawm qhov sib koom ua ke nyob rau hauv lub cev yog carpometacarpal sib koom ntawm tus ntiv tes xoo uas yog tsim los ntawm cov pob txha trapezium thiab thawj metacarpal.

Tom qab ntawd, lo lus nug yog, hom sib koom tes dab tsi hauv lub dab teg? synovial sib koom tes

Tom qab ntawd, lub dab teg puas yog pob khawm sib koom?

Kev ya dav hlau loj pob qij txha suav nrog intervertebral pob qij txha thiab cov pob txha ntawm dab teg thiab pob taws. (2) Cov pob qij txha txav mus rau ib qho xwb. Cov sib koom tes nruab nrab ntawm lub vojvoog thiab cov pob txha carpal yog piv txwv ntawm condyloid sib koom . (5) Ib lub eeb sib koom tso cai rau flexion, txuas ntxiv, thiab lwm yam kev txav, tab sis tsis muaj kev sib hloov.

Dab tsi yog qhov txav txav ntawm lub eeb sib koom ua ke?

Kev txav ntawm cov pob qij txha sib xws zoo ib yam li cov sib txuas ntawm condyloid thiab suav nrog flexion , ncua ntxiv , kev coj ua , kev nyiag , thiab ncig tab sis tsis axial kev sib hloov . Saddle pob qij txha tau hais tias yog biaxial, tso cai txav hauv lub dav hlau sagittal thiab pem hauv ntej.

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