We've now done that procedure, and it's been done worldwide in over 4,000 cases, so it's an FDA approved and worldwide accepted way to regrow the meniscus.

So what we're going to do is take an articular cartilage from a young, healthy pig, strip it of its antigens, load it with your stem cells, then put it back on to that arthritic surface in your knee, tack it on there, have you heal that surface and then create a new biologic surface for your knee.