]对几种玻璃离子水门汀的氟释放进行研究，发现随着时间延长，氟释放减少。治疗后1-2d氟释放最多，其后28d渐少，远期氟释放浓度甚低。Peters等[19]以Dyract 治疗55例Ⅰ、Ⅱ类乳牙，随访一年，应用M-L磨损计分法评价磨损程度发现充填体面平均有 190μm的磨损。 Matis等的研究表明，玻璃离子水门汀适用于需窝洞制备的牙体充填。 树脂改性玻璃离子水门汀的反应和结构尚未完全阐明，充填材料或牙体基质中含有足够的水分是保证酸基反应发生的关键。应用玻璃离子水门汀修复牙体缺损失败的主要原因是继发龋形成。将近50%的充填体因继发龋而被更换，这对氟释放的价值提出了疑问。
（本文经阎俏梅医生审阅，特致谢意！）
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