Polyvinyl alcohol hydrogel irradiated and acetalized for osteochondral defect repair: mechanical, chemical, and histological evaluation after implantation in rat knees
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Polyvinyl Alcohol (PVA) hydrogel plugs were implanted in artificial osteochondral defects on the trochlear groove of rat knees. After 0, 3, 6, 12, and 24 weeks of followup, samples containing the implants were mechanically evaluated by creep indentation test, ... ...
