1. XEN® Directions for Use.
  2. Vera V, Sheybani A, Lindfield D, Stalmans I, Ahmed IIK. Recommendations for the management of elevated intraocular pressure due to bleb fibrosis after XEN® gel stent implantation. Clin Ophthalmol. 2019;13:685-694. doi:10.2147/OPTH.S195457
  3. Data on file, AbbVie, Inc.
  4. Lewis RA. Ab interno approach to the subconjunctival space using a collagen glaucoma stent. J Cataract Refract Surg. 2014; 40(8):1301-1306. doi:10.1016/j.jcrs.2014.01.032
  5. Vera V, Sheybani A, Wustenberg W, et al. Compatibility and durability of the gel stent material. Expert Rev Med Devices. 2022;19(5):385-391.  doi:10.1080/17434440.2022.2081073
  6. Data on file, AbbVie, Inc. November 2022.
  7. Grover DS, Flynn WJ, Bashford KP, et al. Performance and safety of a new ab interno gelatin stent in refractory glaucoma at 12 months. Am J Ophthalmol. 2017;183:25-36. doi:10.1016/j.ajo.2017.07.023
  8. Vogt A, McElwee KJ, Blume-Peytavi U. Biology of the hair follicle. In: Blume-Peytavi U, Tosti A, Whiting DA, Trüeb RM, eds. Hair Growth and Disorders. Springer-Verlag; 2008:1-22.
  9. Vera V, Gagne S, Myers JS, Ahmed IIK. Surgical approaches for implanting XEN® Gel Stent without conjunctival dissection. Clin Ophthalmol. 2020;14:2361-2371. doi:10.2147/OPTH.S265695
  10. Reitsamer H, Sng C, Vera V, Lenzhofer M, Barton K, Stalmans I; Apex Study Group. Two-year results of a multicenter study of the ab interno gelatin implant in medically uncontrolled primary open-angle glaucoma. Graefes Arch Clin Exp Ophthalmol. 2019;257(5):983-996. doi:10.1007/s00417-019-04251-z
  11. Data on file, AbbVie, Inc. ABVRRTI74885.
  12. Data on file, AbbVie, Inc. ABVRRTI75098.
  13. Vera V, Ahmed IK, Stalmans I, Reitsamer H. Gel stent implantation—recommendations for preoperative assessment, surgical technique, and postoperative management. US Ophthalmic Rev. 2018;11(1):38-46. doi:10.17925/USOR.2018.11.1.38
  14. Sheybani A, Vera V, Grover DS, et al. Gel stent vs trabeculectomy: The randomized, multicenter, Gold Standard Pathway Study (GPS) of effectiveness and safety at 12 months. Am J Ophthalmol. 2023;252:306-325. doi:10.1016/j.ajo.2023.03.026 
  15. Sheybani A, Grover D, Vera V, et al. Prospective, randomized, multicenter, open-label, 12-month evaluation of the effectiveness and safety of the gel stent vs trabeculectomy: The Gold Standard Pathway Study (GPS). Presented at: Annual Meeting of the American Glaucoma Society (AGS); March 3-6, 2022; Nashville, TN.
  16. Gregori NZ, Feuer W, Rosenfeld PJ. Novel method for analyzing Snellen visual acuity measurements. Retina. 2010;30(7):1046-1050. doi:10.1097/IAE.0b013e3181d87e04
  17. Data on file, AbbVie, Inc.