植牙上的牙冠鬆了，是植體失敗了嗎？｜證據鏈
植牙牙冠出現晃動、咬合時有喀聲，可能來自牙冠失去固位、贋復螺絲鬆動、瓷層破損，也可能是更深層的植體或周圍組織問題。這些狀況的處理範圍不同，單靠您的感覺無法分辨。系統性回顧顯示，單顆植體牙冠在五年內可出現螺絲鬆動、固位喪失與瓷層破裂，同時植體本身仍有很高的群體存活率；因此，技術性併發症與植體失敗不能畫上等號。 較穩妥的做法，是先避免用該側咬硬物，不要自行扳動、黏回或鎖緊，並儘快安排牙醫師檢查。牙醫師需要確認究竟是哪一層在動、螺絲與牙冠是否完整、咬合與鄰接接觸是否異常，以及影像中骨與植體周圍狀況，再決定可否重新固定、需要更換零件或須進一步處理。
植牙上的牙冠鬆了，是植體失敗了嗎？｜證據鏈
本頁逐條列出本卡每一個 [Fn] 標記對應的文獻出處。
- F1｜Systematic review of the survival rate and the incidence of biological, technical, and aesthetic complications of single crowns on implants reported in longitudinal studies with a mean follow-up of 5 years. [PMID:23062124]（https://pubmed.ncbi.nlm.nih.gov/23062124/）
- F2｜Coating Materials to Prevent Screw Loosening in Single Dental Implant Crowns: A Systematic Review. [PMID:39459758]（https://pubmed.ncbi.nlm.nih.gov/39459758/）
- F3｜Retention failures in cement- and screw-retained fixed restorations on dental implants in partially edentulous arches: A systematic review with meta-analysis. [PMID:30111908]（https://pubmed.ncbi.nlm.nih.gov/30111908/）
- F4｜Screw- versus cement-retained implant prostheses: a systematic review of prosthodontic maintenance and complications. [PMID:25822297]（https://pubmed.ncbi.nlm.nih.gov/25822297/）
- F5｜Survival and prosthetic complications of monolithic ceramic implant-supported single crowns and fixed partial dentures: A systematic review with meta-analysis. [PMID:36564291]（https://pubmed.ncbi.nlm.nih.gov/36564291/）
FAQ
- 咬東西有喀聲，就一定是螺絲鬆了嗎？
- 不一定。失去固位、螺絲連接、材料破損、咬合接觸或更深層的植體問題，都可能產生類似感覺。系統性回顧記錄的技術性問題不只螺絲鬆動，也包含固位喪失與瓷層破裂。[F1]
- 咬んだときにカチッと音がすれば、必ずスクリューが緩んでいますか？ — 必ずしもそうではありません。維持喪失、スクリュー接合部の問題、材料の破損、咬合接触、さらに深部のインプラントの問題でも、同様の感覚が生じる可能性があります。システマティックレビューに記録された技術的問題には、スクリューの緩みだけでなく、維持喪失と陶材層の破折も含まれています。[F1]
- Does a Clicking Sound When I Bite Always Mean That the Screw Is Loose? — Not necessarily. Loss of retention, the screw connection, material damage, occlusal contact or a deeper implant problem can all create a similar sensation. Technical problems recorded in systematic reviews include not only screw loosening, but also loss of retention and fracture of the veneering ceramic.[F1]
來源錨定
- Systematic review of the survival rate and the incidence of biological, technical, and aesthetic complications of single crowns on implants reported in longitudinal studies with a mean follow-up of 5 years. [PMID:23062124] · https://pubmed.ncbi.nlm.nih.gov/23062124/ · 在 IDAEO 的其他引用
- Coating Materials to Prevent Screw Loosening in Single Dental Implant Crowns: A Systematic Review. [PMID:39459758] · https://pubmed.ncbi.nlm.nih.gov/39459758/ · 在 IDAEO 的其他引用
- Retention failures in cement- and screw-retained fixed restorations on dental implants in partially edentulous arches: A systematic review with meta-analysis. [PMID:30111908] · https://pubmed.ncbi.nlm.nih.gov/30111908/ · 在 IDAEO 的其他引用
- Screw- versus cement-retained implant prostheses: a systematic review of prosthodontic maintenance and complications. [PMID:25822297] · https://pubmed.ncbi.nlm.nih.gov/25822297/ · 在 IDAEO 的其他引用
- Survival and prosthetic complications of monolithic ceramic implant-supported single crowns and fixed partial dentures: A systematic review with meta-analysis. [PMID:36564291] · https://pubmed.ncbi.nlm.nih.gov/36564291/ · 在 IDAEO 的其他引用
引用本文
Lucy・《植牙上的牙冠鬆了，是植體失敗了嗎？｜證據鏈》・IDAEO 知識庫・2026-08-16・https://km.idaeo.ai/post/reports/dental-loose-implant-crown-evidence更新於 2026-08-19