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皮肤替代品的氧气传递率和移植的存活率
Ahmet Çınar Yasti1, Bayram Çolak2, Fatih Özcan3
1Health Sciences University Medical School, Chair: Burn Treatment Center, City Hospital, Turkey.
概括
与Nevelia®和Pelnac®相比,MatriDerm®表现出优越的侧向氧气透性 (2厘米),使其成为最适合用于无血管伤口愈合的皮肤支架. 这确保了更好的细胞存活和在具有挑战性的伤口部位的移植集成.
科学领域:
- 组织工程和再生医学.
- 生物材料科学是生物材料的科学.
- 伤口愈合研究研究研究.
背景情况:
- 氧气对于皮肤支架中的细胞迁移和移植存活至关重要.
- 有效的氧气输送对于无血管性伤口区域至关重要,因为扩散是有限的.
- 来自脚手架边缘的侧向氧气供应对于移植活性的重要.
研究的目的:
- 为了比较在土耳其商用皮肤支架的横向氧气透性.
- 评估Nevelia®,MatriDerm®和Pelnac®在无血管性伤口环境中提供氧气的适用性.
主要方法:
- 一个相互连接的封闭系统被用来测量氧气的透性.
- 通过观察铁氧化导致的颜色变化来评估氧气的透性.
- 使用电子显微镜比较氧气暴露前后的支架变形.
主要成果:
- 尼维利亚®,MatriDerm®和Pelnac®的氧气传输长度分别为1厘米,2厘米和0.5厘米.
- 在方面,氧率为29% (Nevelia®),34% (MatriDerm®) 和27% (Pelnac®).
- 在Pelnac®中观察到最小的变形,而Nevelia®和MatriDerm®没有显著的变形.
结论:
- 所有经过测试的脚手架在手术后都保持了结构性质.
- 由于其优越的侧向氧传导 (2厘米),MatriDerm®是最适合用于无血管区域的支架.
- 有效的侧向氧化是促进挑战性伤口部位愈合的关键.
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