Improved visibility of illuminated chopper-assisted cataract surgery involving iris challengesopen access
- Authors
- Kim, Haram; Hwang, Sung Ha; Eom, Youngsub; Nam, Dong Heun
- Issue Date
- Mar-2023
- Publisher
- WOLTERS KLUWER MEDKNOW PUBLICATIONS
- Keywords
- Cataract surgery; illuminated chopper; improved visibility; iris challenges
- Citation
- INDIAN JOURNAL OF OPHTHALMOLOGY, v.71, no.3, pp.757 - 762
- Journal Title
- INDIAN JOURNAL OF OPHTHALMOLOGY
- Volume
- 71
- Number
- 3
- Start Page
- 757
- End Page
- 762
- URI
- https://scholarworks.bwise.kr/gachon/handle/2020.sw.gachon/88616
- DOI
- 10.4103/IJO.IJO_2723_22
- ISSN
- 0301-4738
- Abstract
- Purpose: The aim of this study was to evaluate the efficacy of the illuminated chopper-assisted cataract surgery in terms of shortening the surgical time and reducing the use of pupil expansion devices in eyes with iris challenges. Methods: This was a retrospective case series of a university hospital. Four hundred forty-three eyes of 433 consecutive patients who underwent illuminated chopper-assisted cataract surgery were included in this study. Cases with preoperative or intraoperative miosis, iris prolapse, and intraoperative floppy iris syndrome were included in the iris challenge group. Use of tamsulosin, iris hooks, pupil size, surgical time, and improved visibility (100/surgical time x pupil size) were compared between eyes with and without iris challenges. Mann-Whitney U test, Pearson's Chi-square test, and Fisher's exact test were used for statistical analysis. Results: Of 443 eyes, 66 were included in the iris challenge group (14.9%). Tamsulosin use was more common in patients with iris challenges and iris hooks were used more frequently (9.1% vs. 0%, P < 0.001) in patients with iris challenges than in those without iris challenges. Pupil size was smaller in patients with iris challenges (6.01 vs. 7.64 mm, P < 0.001). However, surgical time was not different (16.9 vs. 16.5 min, P = 0.064) between the two groups. As a result, improved visibility was calculated to be higher in patients with iris challenges (1.05 vs. 0.81, P < 0.001). Conclusion: In terms of surgical time and improved visibility, using the illuminated chopper simplified cataract surgery involving iris challenges. The use of an illuminated chopper is expected to be a good solution for challenging cataract surgeries.
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