Comparison of push-out bond strength and Si Qn species distribution in blood-contaminated calcium silicate cement
En-Shi Jiang, Wonjoon Moon, Shin Hye Chung · 2026
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Description
En-Shi Jiang, with two colleagues, reports a 2026 lab study of how blood taints dental cements used to seal tooth roots. Calcium silicate cements set by taking up water, and blood often seeps into the work zone during root procedures. The team asked whether a week in blood weakens the bond or stalls the setting chemistry.
Four shop products filled tooth samples, which then sat in distilled water or in blood for seven days at body heat. A push-out test gauged bond strength, and nuclear magnetic scans read the silicate chain growth inside. Blood cut bond strength for the classic product but raised it for one rival, with no clear change for two others. In all, blood raised the calcium-to-silicon ratio and shrank chain growth, signs of stalled setting. The authors urge dry fields before placement.
Catalog record
| CREATOR | En-Shi Jiang, Wonjoon Moon, Shin Hye Chung |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 31213 |
| LICENSE | https://creativecommons.org/licenses/by/4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |