Introduction: Space maintainers play a pivotal role in pediatric dentistry by preserving arch integrity and guiding the eruption of permanent teeth following premature loss of primary teeth. Traditional stainless-steel appliances, though effective, have limitations in terms of patient comfort, aesthetics, and maintenance. Recent innovations have transformed space management into a more efficient and patient-friendly process. Methodology: Emerging approaches utilize modern materials, fabrication methods, and digital technology. Prefabricated and bonded space maintainers made of biocompatible resins have replaced conventional metal-based devices. The integration of 3D printing, digital scanning, and custom-fit loop designs has allowed rapid, in-clinic appliance fabrication. This digital workflow not only reduces clinical chair time but also enhances adaptation and durability of the appliances. Results: Modern space maintainers have demonstrated superior survival rates and reduced complications such as band loosening, caries, and gingival irritation. Improved appliance precision and material biocompatibility support better oral hygiene and long-term stability. Furthermore, these innovations enable proactive management to prevent malocclusion and complex orthodontic treatment in later years. Conclusions: Advancements in digital dentistry, biocompatible materials, and chairside customization have revolutionized pediatric space management, making it faster, more comfortable, and cost-effective. The evolution from laboratory-dependent methods to real-time, digitally guided workflows marks a paradigm shift toward preventive, patient-centered pediatric dentistry.
Rimshheanam et al. (Sun,) studied this question.