Retina-The Journal of Retinal and Vitreous Diseases最新文献

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The Efficacy and Safety of Intravenous Prostaglandin E1 in the Management of Retinal Artery Occlusion: A Systematic Review.
IF 2.3 2区 医学
Retina-The Journal of Retinal and Vitreous Diseases Pub Date : 2025-03-05 DOI: 10.1097/IAE.0000000000004458
Hashem Abu Serhan, Ahmed Oweidah, Abdulla Shaheen, Laith O Emoush, Abdullah Bin Mahmoud, Mutaz Al-Nawaflh, Ayman G Elnahry
{"title":"The Efficacy and Safety of Intravenous Prostaglandin E1 in the Management of Retinal Artery Occlusion: A Systematic Review.","authors":"Hashem Abu Serhan, Ahmed Oweidah, Abdulla Shaheen, Laith O Emoush, Abdullah Bin Mahmoud, Mutaz Al-Nawaflh, Ayman G Elnahry","doi":"10.1097/IAE.0000000000004458","DOIUrl":"https://doi.org/10.1097/IAE.0000000000004458","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate the efficacy and safety of prostaglandin E1 (PGE1) for the management of central/branch retinal artery occlusion (CRAO/BRAO).</p><p><strong>Methods: </strong>Our protocol was registered prospectively on PROSPERO (CRD42024522961). We searched 4 electronic databases [PubMed, Scopus, Web of Science, and Google Scholar] to retrieve all studies reported using PGE1 for patients with CRAO/BRAO. We conducted a Wilcoxon signed-rank test to assess the effect of PGE1 on the visual acuity (VA) of included subjects. VA change was utilized as a measure to assess the degree of VA improvement. We assessed the quality of included studies using the JBI tool.</p><p><strong>Results: </strong>We included a total of 6 studies with a total of 21 cases. Age ranged from 45 to 97 years with a mean of 65.76 years for 10 females and 11 males. Cases with CRAO represented 85.7% and BRAO represented 14.3% of total cases. The median time from symptoms onset to treatment initiation was 7 hours. The median for the initial dose was 40 μg. Wilcoxon signed-rank test revealed significant improvement in visual acuity after intravenous PGE1 treatment (V = 231, p < 0.05).</p><p><strong>Conclusion: </strong>Our analysis revealed preliminary evidence suggesting that IV PGE1 may be a potentially safe and effective treatment for improving VA in patients with CRAO/BRAO. However, our evidence is limited as our review relies primarily on case reports and case series.</p>","PeriodicalId":54486,"journal":{"name":"Retina-The Journal of Retinal and Vitreous Diseases","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143606739","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Outcomes of Descemet Membrane Epiretinal Graft for Refractory Macular Hole Closure.
IF 2.3 2区 医学
Retina-The Journal of Retinal and Vitreous Diseases Pub Date : 2025-03-05 DOI: 10.1097/IAE.0000000000004448
Marco Pellegrini, Angeli Christy Yu, Cristina Bovone, Ginevra Adamo, Pietro Maria Talli, Francesco Nasini, Diego Ponzin, Massimo Busin, Marco Mura
{"title":"Outcomes of Descemet Membrane Epiretinal Graft for Refractory Macular Hole Closure.","authors":"Marco Pellegrini, Angeli Christy Yu, Cristina Bovone, Ginevra Adamo, Pietro Maria Talli, Francesco Nasini, Diego Ponzin, Massimo Busin, Marco Mura","doi":"10.1097/IAE.0000000000004448","DOIUrl":"https://doi.org/10.1097/IAE.0000000000004448","url":null,"abstract":"<p><strong>Purpose: </strong>To report the visual and anatomical outcomes of Descemet membrane epiretinal graft for refractory full-thickness macular holes (MH).</p><p><strong>Methods: </strong>This interventional case series included patients with refractory MH who previously underwent standard pars plana vitrectomy with internal limiting membrane peeling for repair of MH with no success. Donor corneas unsuitable for keratoplasty were stripped at the Eye Bank. The corneo-scleral button was stained with blue dye, punched to obtain a 2-mm Descemet membrane graft which was positioned over the MH. At the end of surgery, 20% sulfur hexafluoride gas tamponade was administered.</p><p><strong>Results: </strong>Twelve eyes of 12 patients with a mean follow-up of 8 ± 4 months were included. The MH closure rate was 91.7%. Best-corrected visual acuity significantly improved from 1.09 ± 0.56 preoperatively to 0.46 ± 0.54 logMAR (20/63 Snellen) after surgery (P = 0.006). The external limiting membrane and ellipsoid zone recovery rates were 33.3% and 41.7%, respectively.</p><p><strong>Conclusions: </strong>Descemet membrane epiretinal graft leads to satisfactory anatomic and visual outcomes for eyes with refractory MH.</p>","PeriodicalId":54486,"journal":{"name":"Retina-The Journal of Retinal and Vitreous Diseases","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143607138","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Visual outcomes and adherence challenges in proliferative diabetic retinopathy anti-VEGF monotherapy in the clinical practice setting.
IF 2.3 2区 医学
Retina-The Journal of Retinal and Vitreous Diseases Pub Date : 2025-03-05 DOI: 10.1097/IAE.0000000000004440
Jay R Maturi, Nick Boucher, Rusirini Fernando, Adrienne W Scott
{"title":"Visual outcomes and adherence challenges in proliferative diabetic retinopathy anti-VEGF monotherapy in the clinical practice setting.","authors":"Jay R Maturi, Nick Boucher, Rusirini Fernando, Adrienne W Scott","doi":"10.1097/IAE.0000000000004440","DOIUrl":"https://doi.org/10.1097/IAE.0000000000004440","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate practice patterns and long-term complications of proliferative diabetic retinopathy (PDR) treatment outside DRCR's Protocol S.</p><p><strong>Methods: </strong>A retrospective cohort study using Vestrum Health Retina Database included 26,632 treatment-naive eyes receiving anti-VEGF injections for PDR between 2016-2021. Primary outcomes were concordance with Protocol S, defined as four anti-VEGF injections within 14 weeks of baseline, and 6-month gaps in care, assessed via multivariable logistic regressions.</p><p><strong>Results: </strong>Among eyes with DME, those concordant with Protocol S had mean VA gain of +3.0 letters compared to -0.6 letters among those not concordant with Protocol S at two years. Over 40% of patients became loss to follow up within one year. Those experiencing 6-month gaps in care within the first year had higher rates of vitrectomy, retinal detachment, and neovascular glaucoma at two years. Patients with DME were more likely to be concordant while those with ETDRS letter score >70 were less likely to be concordant with Protocol S regimen relative to those without DME and ETDRS letter score between 24-40, respectively.</p><p><strong>Conclusion: </strong>The frequent follow-up appointments and repeat treatments necessary for anti-VEGF monotherapy in PDR can pose challenges to maintaining the required schedule and can result in worse visual acuity outcomes and increased ocular complications.</p>","PeriodicalId":54486,"journal":{"name":"Retina-The Journal of Retinal and Vitreous Diseases","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143606986","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Outcomes of Persistent Exudative Retinal Detachments Following Proton Beam Irradiation for Choroidal Melanoma.
IF 2.3 2区 医学
Retina-The Journal of Retinal and Vitreous Diseases Pub Date : 2025-03-05 DOI: 10.1097/IAE.0000000000004462
Megan S Steinkerchner, Anne M Lane, Evangelos S Gragoudas, Ivana K Kim, Frances Wu
{"title":"Outcomes of Persistent Exudative Retinal Detachments Following Proton Beam Irradiation for Choroidal Melanoma.","authors":"Megan S Steinkerchner, Anne M Lane, Evangelos S Gragoudas, Ivana K Kim, Frances Wu","doi":"10.1097/IAE.0000000000004462","DOIUrl":"https://doi.org/10.1097/IAE.0000000000004462","url":null,"abstract":"<p><strong>Purpose: </strong>To assess the outcomes of persistent large exudative retinal detachments (ERD) following proton beam irradiation (PBI) for choroidal melanoma.</p><p><strong>Methods: </strong>A retrospective study evaluated patients with a diagnosis of ERD in the setting of choroidal melanoma treated with PBI at a single academic tertiary center. Inclusion criteria were the presence of an ERD for at least 3 clock hours at the time of melanoma diagnosis. Data collected included tumor features, management, and visual and anatomic outcomes.</p><p><strong>Results: </strong>The study comprised 50 eyes of 50 patients with a median age of 51.7 years (range 19.3 - 78.5 years) and a median follow-up of 35.1 months (range 6.6 - 247.9 months). Thirty-five patients were treated with conservative management, which included observation or intraocular steroids, and 15 patients underwent surgical management with pars plana vitrectomy, drainage of subretinal fluid, endolaser, and silicone oil placement for persistent ERD at a median duration of 7.5 months (range 1.3-117.6 months) following PBI. The study found no difference in outcomes of final visual acuity, radiation retinopathy, neovascular glaucoma, and enucleation between conservative and surgical management. Refractory ERD was found to be a significant risk factor for the development of neovascular glaucoma.</p><p><strong>Conclusion: </strong>Choroidal melanoma with a large ERD can be successfully treated with conservative or surgical management after proton beam radiation therapy.</p>","PeriodicalId":54486,"journal":{"name":"Retina-The Journal of Retinal and Vitreous Diseases","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143607140","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Peripapillary alterations in Idiopathic Normal Pressure Hydrocephalus.
IF 2.3 2区 医学
Retina-The Journal of Retinal and Vitreous Diseases Pub Date : 2025-03-05 DOI: 10.1097/IAE.0000000000004456
Nicola Valsecchi, Matilde Roda, Matteo Elifani, Simone Febbraro, Matteo Nicolò Russo, Giorgio Palandri, Giulia Giannini, David Milletti, Jay Chhablani, Costantino Schiavi, Luigi Fontana
{"title":"Peripapillary alterations in Idiopathic Normal Pressure Hydrocephalus.","authors":"Nicola Valsecchi, Matilde Roda, Matteo Elifani, Simone Febbraro, Matteo Nicolò Russo, Giorgio Palandri, Giulia Giannini, David Milletti, Jay Chhablani, Costantino Schiavi, Luigi Fontana","doi":"10.1097/IAE.0000000000004456","DOIUrl":"https://doi.org/10.1097/IAE.0000000000004456","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate the peripapillary area in eyes of patients with Idiopathic Normal Pressure Hydrocephalus (iNPH) before and after shunt surgery.</p><p><strong>Methods: </strong>Twenty iNPH patients were prospectively recruited. Enhance depth imaging-optical coherence tomography (EDI-OCT) was performed to image the peripapillary region. Using a 360-degree 3.4 mm diameter peripapillary circle scan, the peripapillary choroidal thickness (PPCT) was manually measured and compared with 20 healthy-age-matched controls. PPCT was assessed before and after at least 6 months from VP shunt surgery in 12 patients.</p><p><strong>Results: </strong>Mean age of iNPH patients was 75 ±7.4 years, and 45% were females. Mean PPCT was increased in non-shunted iNPH patients compared to healthy individuals (113 ± 39 vs 82 ± 43 μm, p=0.026). Also, OCT scans in the peripapillary region showed a set of recurrent alterations, such as subclinical optic disc edema (ODE) (30%), choroidal folds (40%) peripapillary intraretinal cysts (30%), peripapillary atrophy (85%), peripapillary pigment epithelium alterations (45%), and pachyvessels (70%). After 79± 29 weeks from VP shunt surgery, 84% (10 out of 12) of iNPH patients presented a reduction in PPCT (111 ± 47 vs 95 ± 49, p=0.011). This reduction was associated with a subjective improvement of the neurological symptoms in 9 out of 10 of patients, and resolution of ODE (75%), intraretinal cysts (66%), and choroidal folds (20%).</p><p><strong>Conclusions: </strong>The ophthalmological findings observed in iNPH patients may be attributed to a framework of venous overload choroidopathy. Shunt surgery relieved peripapillary choroidal congestion, leading to improvements in OCT parameters.</p>","PeriodicalId":54486,"journal":{"name":"Retina-The Journal of Retinal and Vitreous Diseases","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143607142","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Response to Letter to the Editor: Visual Outcomes after Hyperbaric Oxygen Therapy.
IF 2.3 2区 医学
Retina-The Journal of Retinal and Vitreous Diseases Pub Date : 2025-03-05 DOI: 10.1097/IAE.0000000000004454
Christopher B Toomey, Fritz Gerald P Kalaw, Evan Walker, William R Freeman
{"title":"Response to Letter to the Editor: Visual Outcomes after Hyperbaric Oxygen Therapy.","authors":"Christopher B Toomey, Fritz Gerald P Kalaw, Evan Walker, William R Freeman","doi":"10.1097/IAE.0000000000004454","DOIUrl":"https://doi.org/10.1097/IAE.0000000000004454","url":null,"abstract":"","PeriodicalId":54486,"journal":{"name":"Retina-The Journal of Retinal and Vitreous Diseases","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-03-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143606422","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Trends in Choroidal Vascularity Index in Cognitively Normal Individuals.
IF 2.3 2区 医学
Retina-The Journal of Retinal and Vitreous Diseases Pub Date : 2025-03-04 DOI: 10.1097/IAE.0000000000004459
Camryn Thompson, Aaron Lindeke-Myers, Wufan Zhao, Joshua Woo, Sri Meghana Konda, Cason B Robbins, Sandra S Stinnett, Suzanna Joseph, Angela Hemesath, Anita Kundu, Ariana Allen, Rupesh Agrawal, Dilraj S Grewal, Sharon Fekrat
{"title":"Trends in Choroidal Vascularity Index in Cognitively Normal Individuals.","authors":"Camryn Thompson, Aaron Lindeke-Myers, Wufan Zhao, Joshua Woo, Sri Meghana Konda, Cason B Robbins, Sandra S Stinnett, Suzanna Joseph, Angela Hemesath, Anita Kundu, Ariana Allen, Rupesh Agrawal, Dilraj S Grewal, Sharon Fekrat","doi":"10.1097/IAE.0000000000004459","DOIUrl":"https://doi.org/10.1097/IAE.0000000000004459","url":null,"abstract":"<p><strong>Purpose: </strong>To establish a normative database of choroidal vascularity index (CVI) in cognitively normal adults.</p><p><strong>Methods: </strong>Cognitively healthy volunteers who had a Montreal Cognitive Assessment (MoCA) score of 23 or higher were included. Exclusion criteria included diabetes mellitus, uncontrolled hypertension, glaucoma, optic neuropathy, vitreoretinal disorders, intraocular surgery other than cataract or refractive, and visual acuity worse than 20/40. Enhanced depth optical coherence tomography images were taken. CVI was calculated from total choroidal area (TCA) and luminal area (LA).</p><p><strong>Results: </strong>Overall average CVI was 67.0% ± 0.026%, mean TCA was 7.105 ± 4.618, and LA was 4.676 ± 2.843. There was no significant influence of sex on CVI (mean 66.9% females, 67.2% males, p-value 0.444). Age was not strongly associated with CVI with R-squared values all below 0.021. 504 eyes (89.4%) were from White participants, 43 from Black participants (7.50%), 6 from Asian participants, and 12 from other/unreported race. Race did not have a significant influence on mean CVI (67.1% White, 67.3% Black, 66.5% Asian, 64.0% other/not reported, p = 0.073). No statistically significant associations were identified between CVI and the presence of hypertension or cardiac disease.</p><p><strong>Conclusions: </strong>CVI is a durable metric across several demographic factors and presence of hypertension and/or cardiac disease. Following additional studies, CVI may be a useful biomarker for neurologic, retinal, and choroidal diseases.</p>","PeriodicalId":54486,"journal":{"name":"Retina-The Journal of Retinal and Vitreous Diseases","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-03-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143598165","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Endothelial cell loss post-pars plana vitrectomy with silicone oil tamponade: a comparative study of rhegmatogenous and tractional retinal detachments.
IF 2.3 2区 医学
Retina-The Journal of Retinal and Vitreous Diseases Pub Date : 2025-03-04 DOI: 10.1097/IAE.0000000000004455
Limiao Feng, Yuming Zhang, Jiandong Pan
{"title":"Endothelial cell loss post-pars plana vitrectomy with silicone oil tamponade: a comparative study of rhegmatogenous and tractional retinal detachments.","authors":"Limiao Feng, Yuming Zhang, Jiandong Pan","doi":"10.1097/IAE.0000000000004455","DOIUrl":"https://doi.org/10.1097/IAE.0000000000004455","url":null,"abstract":"<p><strong>Purpose: </strong>To compare the rate of endothelial cell density (ECD) loss in patients undergoing pars plana vitrectomy (PPV) with silicone oil (SO) tamponade, focusing on differences between rhegmatogenous retinal detachment (RRD) and tractional retinal detachment (TRD) cases.</p><p><strong>Methods: </strong>A retrospective analysis was conducted on 427 eyes from patients with RRD (n=293) and TRD (n=134) who underwent PPV with SO tamponade. ECD changes were recorded, and the impact of factors such as age, gender, surgical technique, SO emulsification, tamponade duration, and postoperative intraocular pressure (IOP) were evaluated using univariate and multivariate regression models.</p><p><strong>Results: </strong>TRD patients showed a significantly higher ECD loss (9.17%) compared to RRD patients (3.39%). ECD loss was particularly severe in patients undergoing combined anterior and posterior surgeries, as the vitrectomy in combination with phacoemulsification (VCP) group showed a loss of 6.85% and the intraocular lens (IOL) group exhibited 6.48%. Multivariate regression revealed a 1% increase in ECD loss for every 8-year increase in age (P=0.006). No significant correlation between transient high intraocular pressure (THIOP) and ECD loss.</p><p><strong>Conclusion: </strong>TRD patients are at greater risk of ECD loss following PPV with SO tamponade, particularly in cases involving combined surgeries. Advanced age and the absence of a natural lens were associated with greater ECD loss. Maintaining postoperative intraocular pressure (IOP) below 40 mmHg is considered safe for ECD.Further investigation into the mechanisms of SO-related endothelial damage is needed.</p>","PeriodicalId":54486,"journal":{"name":"Retina-The Journal of Retinal and Vitreous Diseases","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-03-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143598148","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
EVALUATION OF HAND TREMOR SUPPRESSION USING A PASSIVE SURGICAL SUPPORT ROBOT IN SIMULATED RETINAL VASCULAR CANNULATION.
IF 2.3 2区 医学
Retina-The Journal of Retinal and Vitreous Diseases Pub Date : 2025-03-04 DOI: 10.1097/IAE.0000000000004447
Shin Tanaka, Yuta Taniguchi, Hiroshi Enaida, Kentaro Nakamura, Hiroaki Sakai, Soichiro Yamamoto, Shohei Kitahata, Tatsuya Inoue, Toshiro Yamanaka, Fumihito Arai, Kazuaki Kadonosono
{"title":"EVALUATION OF HAND TREMOR SUPPRESSION USING A PASSIVE SURGICAL SUPPORT ROBOT IN SIMULATED RETINAL VASCULAR CANNULATION.","authors":"Shin Tanaka, Yuta Taniguchi, Hiroshi Enaida, Kentaro Nakamura, Hiroaki Sakai, Soichiro Yamamoto, Shohei Kitahata, Tatsuya Inoue, Toshiro Yamanaka, Fumihito Arai, Kazuaki Kadonosono","doi":"10.1097/IAE.0000000000004447","DOIUrl":"https://doi.org/10.1097/IAE.0000000000004447","url":null,"abstract":"<p><strong>Purpose: </strong>To quantitatively evaluate hand tremors during retinal vascular cannulation surgery with a microneedle and investigate if a customized passive surgical robot suppresses hand tremors.</p><p><strong>Methods: </strong>A surgical simulation eye was modified, and an analysis system was used that synchronized the surgical video and accelerometer attached to the tail of the microneedle syringe. A cannulation target mimicking the optic disc and retinal vessels was designed in the bottom of the artificial eye. Two vitreous surgeons used this system to evaluate hand tremor 15 seconds before cannulation and 60 seconds during cannulation with and without the robot.</p><p><strong>Results: </strong>Fifteen seconds before cannulation, the mean horizontal, vertical, and combined components of hand tremor were 3.8 ± 1.7, 0.93 ± 0.48, and 4.0 ± 1.7 mG without the robot, decreasing to 3.3 ± 1.6, 0.87 ± 0.52, and 3.5 ± 1.8 mG with the robot. Significant reductions were observed in the horizontal (p = 0.012) and combined components (p = 0.020). Sixty seconds during cannulation, the mean horizontal, vertical, and combined components of hand tremor were 3.3 ± 1.0, 0.53 ± 0.24, and 3.4 ± 1.0 mG, respectively, without the robot. These components significantly decreased with the robot to 2.2 ± 0.7, 0.40 ± 0.15, and 2.2 ± 0.7 mG, respectively, for all components (p < 0.001). Hand tremor decreased significantly by 35% in the combined components during cannulation with the robot.</p><p><strong>Conclusion: </strong>The customized passive surgical support robot reduces hand tremor during simulated retinal vascular cannulation surgery.</p>","PeriodicalId":54486,"journal":{"name":"Retina-The Journal of Retinal and Vitreous Diseases","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-03-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143598155","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Letter to the Editor on 'LONG-TERM OUTCOMES OF SUTURELESS INTRASCLERAL INTRAOCULAR LENS FIXATION IN CHILDREN AND ADULTS: Single-Surgeon Case Series With and Without Haptic Flanging With Up to 11 Years of Follow-Up'.
IF 2.3 2区 医学
Retina-The Journal of Retinal and Vitreous Diseases Pub Date : 2025-03-04 DOI: 10.1097/IAE.0000000000004460
Muhammed Sagdic
{"title":"Letter to the Editor on 'LONG-TERM OUTCOMES OF SUTURELESS INTRASCLERAL INTRAOCULAR LENS FIXATION IN CHILDREN AND ADULTS: Single-Surgeon Case Series With and Without Haptic Flanging With Up to 11 Years of Follow-Up'.","authors":"Muhammed Sagdic","doi":"10.1097/IAE.0000000000004460","DOIUrl":"https://doi.org/10.1097/IAE.0000000000004460","url":null,"abstract":"","PeriodicalId":54486,"journal":{"name":"Retina-The Journal of Retinal and Vitreous Diseases","volume":" ","pages":""},"PeriodicalIF":2.3,"publicationDate":"2025-03-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143598158","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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