Second-Generation Trabecular Micro-Bypass Stents as Standalone Treatment for Glaucoma: A 36-Month Prospective Study
Second-Generation Trabecular Micro-Bypass Stents as Standalone Treatment for Glaucoma: A 36-Month Prospective Study
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DOI:
10.1007/s12325-019-00984-9
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发表时间:
2019-07-01
影响因子:
3.8
通讯作者:
Conrad-Hengerer, Ina
中科院分区:
文献类型:
--
作者:
Hengerer, Fritz H.;Auffarth, Gerd U.;Conrad-Hengerer, Ina
IntroductionTo evaluate long-term outcomes following stand-alone implantation of two second-generation trabecular micro-bypass stents (iStent inject((R)), Glaukos Corp., San Clemente, CA, USA) in eyes with predominantly primary open-angle glaucoma (POAG) and considerable preoperative disease burden.MethodsEyes with POAG, pseudoexfoliative glaucoma (PXG), appositional narrow-angle glaucoma (NAG, with open-angle configuration in the area of implantation), or secondary glaucoma were included in this prospective, non-randomized, consecutive case series. All eyes underwent ab interno iStent inject implantation as a sole procedure. Assessments through 36months included IOP, medications, corrected distance visual acuity (CDVA), secondary glaucoma surgeries, and complications and adverse events.ResultsTwo iStent inject stents were implanted in 44 consecutive eyes (POAG=38, PXG=4, appositional NAG=1, secondary neovascular glaucoma=1) of 31 patients, and 33 eyes had 36-month follow-up data. Preoperative mean IOP was 25.36.0mmHg on a mean of 2.980.88 medications, with 75% of eyes on 3-5 medications, no eyes medication-free, and 50% of eyes with history of prior glaucoma surgery. At 36months postoperatively, mean IOP reduced by 42% to 14.6 +/- 2.0mmHg (p= 20% versus preoperatively. In addition, 97% of eyes reached IOP