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What Has to Be Assessed Before an Implant: From Bone Volume and Gingival Thickness to Angle and Depth｜證據鏈
Assessment before an implant has to answer at least several different questions: whether the bone at the edentulous site can accommodate the planned implant, whether the soft tissue favours cleaning and stability, whether the angle and depth of the implant can be matched to the future crown, and how much deviation there may be between the planned position and the actual surgery. These questions influence one another, but they cannot substitute for one another. Gingiva that looks thick does not mean the bone volume is necessarily sufficient, and a mean imaging error derived from a population is not your personal safety margin. The dentist has to bring the intraoral examination, the three-dimensional imaging, the planned prosthetic position and the surgical approach into a single plan. For you, a more useful question than "how many millimetres of bone are enough" is this: which direction has been measured, how does that measurement relate to the planned implant and crown, which part lies closest to an important anatomical structure, and how is the dentist leaving room for measurement and surgical deviation?
What Has to Be Assessed Before an Implant: From Bone Volume and Gingival Thickness to Angle and Depth｜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｜The Interrelation between Cortical Bone Thickness and Primary and Secondary Dental Implant Stability: a Systematic Review. [PMID:40017687]（https://pubmed.ncbi.nlm.nih.gov/40017687/）
- F2｜Evaluation of the association between gingival phenotype and alveolar bone thickness: A systematic review and meta-analysis. [PMID:34768057]（https://pubmed.ncbi.nlm.nih.gov/34768057/）
- F3｜Influence of soft tissue thickness on marginal bone level around dental implants: A systematic review with meta-analysis and trial-sequential analysis. [PMID:36737243]（https://pubmed.ncbi.nlm.nih.gov/36737243/）
- F4｜The accuracy of probing, ultrasound and cone-beam CT scans for determining the buccal bone plate dimensions around oral implants - A systematic review. [PMID:35612409]（https://pubmed.ncbi.nlm.nih.gov/35612409/）
- F5｜Are dental magnetic resonance imaging and ultrasonography techniques reliable alternatives for treatment planning dental implants? A systematic review and meta-analysis. [PMID:40788371]（https://pubmed.ncbi.nlm.nih.gov/40788371/）
- F6｜Freehand vs. computer-aided implant surgery: a systematic review and meta-analysis-part 1: accuracy of planned and placed implant position. [PMID:40314873]（https://pubmed.ncbi.nlm.nih.gov/40314873/）
- F7｜Accuracy of linear measurements on CBCT images related to presurgical implant treatment planning: A systematic review. [PMID:30328204]（https://pubmed.ncbi.nlm.nih.gov/30328204/）
FAQ
- How much bone does an implant need?
- There is no single figure supported by these reviews that applies to every site. The dentist has to assess bone width, height, the bone plate, density, the size of the planned implant, the crown position and the important anatomical structures together [F1].
- インプラントにはどれくらいの骨が必要ですか — これらのレビューによって裏づけられる、すべての部位に当てはまる単一の数値はありません。歯科医師は骨幅、高さ、骨壁、密度、予定するインプラント体のサイズ、クラウンの位置、重要な解剖学的構造をあわせて評価する必要があります [F1]。
- How much bone does an implant need? — There is no single figure supported by these reviews that applies to every site. The dentist has to assess bone width, height, the bone plate, density, the size of the planned implant, the crown position and the important anatomical structures together [F1].
Source anchors
- The Interrelation between Cortical Bone Thickness and Primary and Secondary Dental Implant Stability: a Systematic Review. [PMID:40017687] · https://pubmed.ncbi.nlm.nih.gov/40017687/ · 在 IDAEO 的其他引用
- Evaluation of the association between gingival phenotype and alveolar bone thickness: A systematic review and meta-analysis. [PMID:34768057] · https://pubmed.ncbi.nlm.nih.gov/34768057/ · 在 IDAEO 的其他引用
- Influence of soft tissue thickness on marginal bone level around dental implants: A systematic review with meta-analysis and trial-sequential analysis. [PMID:36737243] · https://pubmed.ncbi.nlm.nih.gov/36737243/ · 在 IDAEO 的其他引用
- The accuracy of probing, ultrasound and cone-beam CT scans for determining the buccal bone plate dimensions around oral implants - A systematic review. [PMID:35612409] · https://pubmed.ncbi.nlm.nih.gov/35612409/ · 在 IDAEO 的其他引用
- Are dental magnetic resonance imaging and ultrasonography techniques reliable alternatives for treatment planning dental implants? A systematic review and meta-analysis. [PMID:40788371] · https://pubmed.ncbi.nlm.nih.gov/40788371/ · 在 IDAEO 的其他引用
- Freehand vs. computer-aided implant surgery: a systematic review and meta-analysis-part 1: accuracy of planned and placed implant position. [PMID:40314873] · https://pubmed.ncbi.nlm.nih.gov/40314873/ · 在 IDAEO 的其他引用
- Accuracy of linear measurements on CBCT images related to presurgical implant treatment planning: A systematic review. [PMID:30328204] · https://pubmed.ncbi.nlm.nih.gov/30328204/ · 在 IDAEO 的其他引用
Cite this article
Lucy・《What Has to Be Assessed Before an Implant: From Bone Volume and Gingival Thickness to Angle and Depth｜證據鏈》・IDAEO 知識庫・2026-08-16・https://km.idaeo.ai/post/reports/dental-implant-assessment-evidenceUpdated 2026-08-19