PMC10424685_01
Injectable disc stabilization device (IDSD) delivery: fluoroscopic images. (A) Lateral and anterior-posterior images showing an 18 Ga introducer needle contacting the outer posterolateral annulus and a 21 Ga needle placed in the mid-lateral annulus; (B) contrast agent shows the device placement in the hemi-annulus following a posterolateral injection.
JPR-16-2777-g0002.jpg
PMC10424685_01_JPR-16-2777-g0002.jpg
f0002
This positioning will ensure that the injection is made into the hemi-annulus (right or left) and not into the nucleus pulposus of the disc (Figure 2).