双层粘合剂用于防止静脉漏,减少手术后的粘附
Sung Il Kang1, Hyun Ho Shin2, Da Han Hyun3
1Department of Surgery, College of Medicine, Yeungnam University, Daegu, 42415, South Korea.
Materials today. Bio
|September 28, 2023
概括
一种新型的双层补丁有效地防止了胃肠道外科手术中的解剖漏和术后粘附. 这种创新解决方案结合了粘合和抗粘合特性,改善了外科手术的结果.
科学领域:
- 生物材料科学 生物材料科学
- 手术创新 在外科创新.
- 胃肠道手术 胃肠道手术
背景情况:
- 道漏出 (AL) 和术后粘附是胃肠道外科手术中的重大并发症.
- 目前用于预防AL的方法 (组织粘合剂) 可以促进粘附,而抗粘附剂可能会增加AL的风险.
研究的目的:
- 开发和评估一种新的双层贴片,用于同时预防AL和术后粘附.
- 在临床前模型中评估开发的贴片的疗效.
主要方法:
- 开发一个双层贴片,其中包括一种酸结合基酸 (CHI-G) 粘合层和一种交联的酸 (cHA) 抗粘合层.
- 在老鼠模型中评估贴片预防AL和减少粘附的能力.
主要成果:
- 该CHI-G/cHA双层贴片显著防止了AL,这与对照剂和商业抗粘合剂相比,通过更高的破裂压力来证明.
- 该贴片有效地减少了在解位的粘附形成.
- 双层补丁组的破裂压力为161.1 ± 21.6 mmHg,明显高于对照组 (129.4 ± 5.7 mmHg) 和商业抗粘合剂 (120.8 ± 5.2 mmHg).
- 粘附度得分与商业抗粘合剂相当,低于对照组.
结论:
- 开发的CHI-G/cHA双层贴片显示了预防道泄漏和术后粘附的巨大潜力.
- 这种双重作用的贴片为改善胃肠道外科手术结果提供了一个有前途的治疗策略.
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