相关实验视频

Updated: May 6, 2026

Ultrasound Cyclo Plasty in Eyes with Glaucoma

Ultrasound Cyclo Plasty in Eyes with Glaucoma

Published on: January 26, 2018

客观光学质量分析系统的应用,用于指导早期的后囊变暗激光治疗:一项观察性研究

Hui Zhang¹, Qin Wu, Dongyan Xu

¹Department of Ophthalmology, Jinan Second People's Hospital, Jinan, China.

|August 26, 2024

概括

客观散射指数 (OSI) 有效指导激光治疗早期后囊模糊 (PCO),特别是使用多焦眼内眼镜 (IOL). 这一客观措施可以改善治疗后的视觉功能.

科学领域:

眼科医生眼科眼科
光学工程是指光学工程.
生物医学光学生物医学光学

背景情况:

后囊模糊化 (PCO) 是白内障手术后的一个常见并发症.
早期的PCO可以显著影响视觉质量,特别是在患有多焦眼内眼镜 (IOL) 的患者中.
对PCO的客观评估对于及时和有效的治疗决定至关重要.

研究的目的:

评估客观分散指数 (OSI) 在早期PCO中的客观指导作用.
评估激光后部囊切除术在改善视觉功能的有效性.
为了比较单焦与多焦内膜眼镜患者的视觉结果.

主要方法:

对56名早期PCO患者 (65只眼睛) 的前性分析,最佳校正视敏度 (BCVA) 低于0.2 LogMAR.
测量OSI和主观视觉质量使用视觉功能指数-14 (VF-14-CN) 在Nd:YAG激光后部囊切除前后.
单焦和多焦内膜眼镜患者之间结局的比较.

主要成果:

在早期PCO患者中,OSI始终超过3.0.
激光后囊切除术显著降低了OSI值,并改善了VF-14-CN得分.
患有多焦点内膜眼镜的患者经历了PCO更明显的视觉障碍,并在治疗后报告了更大的主观改善.

结论:

客观散射指数 (OSI) 作为一个有价值的客观指标,用于指导PCO早期的激光治疗.
激光后部囊切除术有效改善PCO患者的视觉功能和主观视觉质量.
由于视力障碍升高,OSI对于患有多焦点IOL患者的PCO管理尤为重要.

更多相关视频

Author Spotlight: Enhancing Visual Outcomes in Cataract Surgery: A Novel Technique to Prevent Posterior Capsular Opacification Through IOL Rotation

Author Spotlight: Enhancing Visual Outcomes in Cataract Surgery: A Novel Technique to Prevent Posterior Capsular Opacification Through IOL Rotation

Published on: July 7, 2023

$Author Spotlight: Advancements in Refractive Surgical Correction for Presbyopia and Exploring Postoperative Visual Acuity$ 05:46

Author Spotlight: Advancements in Refractive Surgical Correction for Presbyopia and Exploring Postoperative Visual Acuity

Published on: September 20, 2024

相关概念视频

Open Angle Glaucoma: Treatment

Open Angle Glaucoma: Treatment

In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
Drugs such as carbonic anhydrase inhibitors, α2- and...

Angle Closure Glaucoma: Treatment

Angle Closure Glaucoma: Treatment

Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...