The biomaterial coatings for bone tissue regeneration described in this study promote bioactivity. The ceramic-polymer composite coatings deposited on polylactide (PLA) plates contain polymers. namely polyvinylpyrrolidone (PVP)/polyethylene glycol (PEG). while the ceramic phase is hydroxyapatite (HA). https://www.alarecre.com/Wizarding-World-Harry-Potter-Scar-and-Glasses-iPhone-13-Pro-MagSafe-Case-p90262/