- Txwv txiav thoracolumbar flexion, txuas ntxiv thiab sib hloov.
- Muab kev txhawb nqa ruaj khov.
- Polymer yas ntawv, lub zog siab, lub teeb ceeb thawj.
- Kab rov tav thiab ntsug loj yog kho tau, haum rau ntau yam ntawm cov neeg.
- Ob-daim pem hauv ntej thiab nraub qaum kev tsim kho kom muab cov khoom ruaj khov, muaj kev ruaj khov rau tus nqaj qaum
- Khaws cov hlua khi tsim, zoo ntxiv dag zog ua kom plab plab, kom ntseeg tau qhov kev ruaj khov ntawm lub hauv siab sab hauv.
- Ncuav duav airbag tsim, ua kom tus neeg mob hnav zoo dua.