This video demonstrates deployable meta-implants that are initially compact to decrease the invasiveness during the surgery. Once they are in their intended surgical site, they are deployed to their full-size load-bearing state. For more information, see the following paper:
Bobbert, FSL, Janbaz, J, Zadpoor, AA, 2018, “Towards deployable meta-implants”, Journal of Materials Chemistry B, vol 6, pp 3449-3455.
Link: http://dx.doi.org/10.1039/C8TB00576A
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