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. 2019 Jul 23;18(3):2021–2028. doi: 10.3892/etm.2019.7800

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Copyright: © Wang et al.

This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.

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Figure 2. — CD and graft filling. (A) After successful anesthesia, the incision was marked, the operative area was disinfected and the sterile opening was covered with a towel. (B) Demonstration of the CD approach to the femoral head in vitro. (C) nHAC/PLA scaffold size measurement (2 mm³). (D) nHAC/PLA or BMSCs-nHAC/PLA were implanted into the decompression tunnel by fit pressure. CD, core decompression; BMSC, bone marrow stem cells; nHAC/PLA, nano-hydroxyapatite/collagen I/poly-L-lactic acid; H&E, hematoxylin and eosin; CT, computed tomography; ANFH, avascular necrosis of the femoral head; MRI, magnetic resonance imaging.