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. 2010 Apr 17;19(8):1347–1355. doi: 10.1007/s00586-010-1384-z

Fig. 6.

Fig. 6

Macroscopic images of two intervertebral discs treated with the annulus closure system after 2-week follow-up. a A disc treated with the addition of a collagen nucleus replacement, b a disc treated with the ACD solely. The arrows show the ends of the implants. The remnants of NP tissue are very much swollen by the water used to cool the sawing blade. Due to the sawing, the collagen implant has also been washed out, and is therefore not visible in a