Green polymers from renewable resources are crucial for sustainable medical applications, addressing challenges in biodegradability and bioconversion. Research into sustainable bioplastics drives material science innovation, aligning with circular economy principles. Innovations in soft robotics and biodegradable materials enhance biocompatibility of implants. Bone grafting and antibacterial materials research aim to improve dental and implant outcomes. 3D printing of polycaprolactone offers potential in assisted reproductive technologies. Emphasis on environmentally-friendly, recyclable materials supports the circular economy.