Medical devices and implants, namely, non-living tissue implants comprised of a resorbable surface and a non-resorbable component, non-living tissue implants comprised of an anti-adhesive or smooth surface and a mesh or porous component, non-living tissue implants comprised of an anti-adhesive or smooth surface and a strengthening or supporting component, non-living tissue implants, devices for implanting the aforesaid items, and related fittings and parts therefore