整个假牙制造工艺的生命周期评估,使用传统的印记与口内扫描对比
Alison Rosenblatt1, Prity Sabu2, Karen McAuley2
1School of Dentistry, Trinity College Dublin, College Green, Dublin 2, Ireland. arosenbl@tcd.ie.
British dental journal
|February 13, 2026
概括
使用口腔内扫描的数字牙科,与传统方法相比,可拆卸部分假牙制造的温室气体排放大大降低. 利用当地实验室进一步降低碳足迹,促进可持续的牙科实践.
科学领域:
- 医疗保健中的环境科学
- 牙科材料和技术 牙科材料和技术
- 可持续制造 可持续制造 可持续制造
背景情况:
- 医疗保健,包括牙科,面临着越来越大的压力,需要解决气候变化和可持续性问题,因为碳排放量很大.
- 可拆卸部分假牙 (RPD) 制造是牙科的一个关键领域,有助于环境影响.
- 传统的酸盐印记和全球实验室工作流程是常见的,但潜在的碳密集型方法.
研究的目的:
- 评估和比较RPD制造对环境的影响,特别是温室气体排放.
- 评估四种不同的场景:传统的酸盐印记与数字口内扫描,每个都有本地和全球实验室的选择.
- 量化数字工作流和当地实验室使用对RPDs碳足迹的好处.
主要方法:
- 为了量化温室气体排放,进行了全面的生命周期评估 (LCA).
- 分析了四种制造场景:传统的酸盐/本地实验室,传统的酸盐/全球实验室,数字扫描/本地实验室和数字扫描/全球实验室.
- 考虑了材料使用,实验室过程和患者旅行的排放.
主要成果:
- 数字口内扫描工作流程显示碳排放较低 (65.2278.63公斤CO2) 与传统的酸盐打印工作流程相比 (77.2994.67公斤CO2).
- 与传统方法相比,数字工作流减少了超过15% (本地) 和近20% (全球) 的排放.
- 利用当地实验室将整体碳足迹减少了约18%,而数字工作流程将患者旅行排放量减少了20%,因为预约较少.
结论:
- 数字牙科,特别是口腔内扫描,通过减少废物,预约和运输排放,在RPD制造中提供了巨大的环境优势.
- 将数字扫描与当地实验室服务相结合,可以显著降低假牙生产的碳足迹,而不会影响护理质量.
- 该研究倡导采用可持续技术和在牙科实践中采用当地采购,以减轻对环境的影响.
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