Contact Lens Spectrum


June 2018

Document #271

(p. 12) International Perspectives – Accommodating Presbyopes: Who Does It Best?
By Deborah Jones, BSc(Hons), FCOptom, & Jill Woods, BSc(Hons), MCOptom

  1. Weed KH, Fonn D, Potvin R. Discontinuation of contact lens wear. Optom Vis Sci. 1993 Feb;70:140.
  2. Young G, Veys J, Pritchard N, Coleman S. A multi-centre study of lapsed contact lens wearers. Ophthalmic Physiol Opt. 2002 Nov;22:516-527.
  3. Bennett ES. Contact lens correction of presbyopia. Clin Exp Optom. 2008 May;91:265-278.
  4. Nichols JJ. Annual report: contact lenses 2011. Contact Lens Spectrum. 2012 Jan;27:20-25.
  5. United Nations, Department of Economic and Social Affairs. World Population Ageing: 1950-2050. Available at Accessed on Mar. 25, 2018.
  6. Morgan P, Woods CA, Tranoudis IG, et al. International contact lens prescribing in 2017. Contact Lens Spectrum. 2018 Jan;33:28-33.
  7. Situ P, Du Toit R, Fonn D, Simpson T. Successful monovision contact lens wearers refitted with bifocal contact lenses. Eye Contact Lens. 2003 Jul;29:181-184.
  8. Richdale K, Mitchell GL, Zadnik K. Comparison of multifocal and monovision soft contact lens corrections in patients with low astigmatic presbyopia. Optom Vis Sci. 2006 May;83:266-273.
  9. Benjamin WJ. Comparing multifocals and monovision. Contact Lens Spectrum. 2007 Jul;22:35-39.
  10. Woods J, Woods CA, Fonn D. Early symptomatic presbyopes – what correction modality works best? Eye Contact Lens. 2009 Sep;35:221-226.
  11. Gupta N, Naroo SA, Wolffsohn JS. Visual comparison of multifocal contact lens to monovision. Optom Vis Sci. 2009 Feb;86:98-105.
  12. World Health Organization. 10 facts on ageing and health. Available at . Accessed on Apr. 2, 2018.

(p. 14) Prescribing for Presbyopia – Multifocal Utilization in Non-Presbyopic Patients
By Matthew Lampa, OD

  1. Hoang M, Miles M, Edmondson W. Fitting Daily Multifocal Contact Lenses for Near Point Problems in Non-Presbyopes. Presented at the 2017 American Academy of Optometry Meeting, Chicago. Available at . Accessed on Apr. 27, 2018.
  2. Steffensen E, Berntsen D. Comparison of Vision and Peripheral Defocus with Two Multifocal Soft Contact Lenses. Presented at the 2017 American Academy of Optometry Meeting, Chicago. Available at . Accessed on Apr. 27, 2018.

(p. 15) GP Insights – GP Lens Replacement
By Roxanna T. Potter, OD

  1. Jones L, Woods CA, Efron N. Life expectancy of rigid gas permeable and high water content contact lenses. CLAO J. 1996 Oct;22:258-261.
  2. Heiting G. Gas Permeable Contact Lenses (RGP or GP Contacts). 2016 Nov. Available at . Accessed on Apr. 23, 2018.
  3. Contact Lens Manufacturers Association. Frequently Asked Questions. 2015 May. Available at . Accessed on Apr. 23, 2018.

(p. 17) Contact Lens Design & Materials – The Essentials of Drug-Delivering Lenses
By Andrew D. Pucker, OD, PhD

  1. Maulvi FA, Soni TG, Shah DO. A review on therapeutic contact lenses for ocular drug delivery. Drug Deliv. 2016 Oct;23:3017-3026.
  2. Hui A. Contact lenses for ophthalmic drug delivery. Clin Exp Optom. 2017 Sep;100:494-512.
  3. Hui A, Willcox M. In Vivo Studies Evaluating the Use of Contact Lenses for Drug Delivery. Optom Vis Sci. 2016 Apr;93:367-376.
  4. Ribeiro AM, Figueiras A, Veiga F. Improvements in Topical Ocular Drug Delivery Systems: Hydrogels and Contact Lenses. J Pharm Pharm Sci. 2015;18(5):683-695.

(p. 18) Dry Eye Dx and Tx – IdentipHying Sources of Ocular Irritation
By Katherine M. Mastrota, MS, OD

  1. Mukhopadhyay P. Cleansers and their role in various dermatological disorders. Indian J Dermatol. 2011 Jan-Feb;56:2-6.
  2. Bikowski J. The use of cleansers as therapeutic concomitants in various dermatologic disorders. Cutis. 2001 Dec;68:12-19.
  3. Surfactant. Available at . Accessed on May 16, 2018.
  4. Adler’s Physiology of the Eye, 7th edition. Moses RA, Hart WM, eds. St. Louis,
  5. Missouri: Mosby;1981:15-35.

(p. 19) Hybrid How-To – Investigating the Fluting Phenomenon
By Stephanie Ramdass, OD, MS

  1. Kim E, Saha M, Ehrmann K. Mechanical Properties of Contact Lens Materials. Eye Contact Lens. 2017 Nov 7;0:1-9. [Epub ahead of print]
  2. Horst CR, Brodland B, Jones LW, Brodland GW. Measuring the Modulus of Silicone Hydrogel Contact Lenses. Optom Vis Sci. 2012 Oct;89:1468-1476.

(p. 42) Is This the New Norm? – Is Neurostimulation a New Normal for Dry Eye?
By Mile Brujic, OD, & David L. Kading, OD

  1. van Hemel NM, van der Wall EE. 8 October 1958, D Day for the implantable pacemaker. Neth Heart J. 2008 Oct;16:S3-S4.
  2. Gardner J. A history of deep brain stimulation : Technological innovation and the role of clinical assessment tools. Soc Stud Sci. 2013 Oct;43:707-728.
  3. Kossler AL, Wang J, Feuer W, Tse DT. Neurostimulation of the lacrimal nerve for enhanced tear production. Ophthal Plast Reconstr Surg. 2015 Mar-Apr;3:145-151.
  4. Beuerman RW, Mircheff A, Pflugfelder SC, Stern ME. The Lacrimal Functional Unit. In Dry Eye and Ocular Surface Disorders, Pflugfelder SC, Bauerman R, Stern ME, eds. 2004 Jun 23:11-40.
  5. Brinton M, Chung JL, Kossler A, et al. Electronic enhancement of tear secretion. J Neural Eng. 2016 Feb;13:016006.
  6. Dartt DA. Dysfunctional neural regulation of lacrimal gland secretion and its role in the pathogenesis of dry eye syndromes. Ocul Surf. 2004 Apr;2:76-91.

(p. 46) Pediatric and Teen CL Care – Hybrid Contact Lenses for Astigmatic Children
By Melanie Frogozo, OD

  1. Pilskalns B, Fink BA, Hill RM. Oxygen demands with hybrid contact lenses. Optom Vis Sci. 2007 Apr;84:334-342.
  2. Papas E. Corneal vascularisation and contact lenses. Arch Soc Esp Oftalmol. 2006 Jun;81:309-312.
  3. Brennan NA, Bruce AS. Imobile Lens Syndrome. In A Guide to Clinical Lens Management. CIBA Vision Management, Zurich, Switerland. 1993:37.
  4. Swarbrick HA, Holden BA. Complications of Hydrogel Extended Wear Lenses. In Anterior Segment Complications of Contact Lens Wear, Silbert JA, ed. Churchill Livingstone, New York. 1994:289-316.
  5. Dumbleton K, Jones L. Extended and Continuous Wear. In Clinical Manual of Contact Lenses, Bennett E, Henry VA, eds. Williams and Wilkins. 2008:410-443.

(p. 47) Prescribing for Astigmatism – Prism for Optical Correction with Scleral Lenses
By Annie C. Lee, OD; Andrew M. Vo, OD; & Timothy B. Edrington, OD, MS

  1. Ramdass S. The Optics of Scleral Lenses for Refractive Error Correction. Global Specialty Lens Symposium, Las Vegas, 2016 Jan.
  2. Personal communication with David Slater, Operations Manager at EyePrint Prosthetics; Christine Sindt, OD; and Langis Michaud, OD, MSc.

(p. 52) Contact Lens Case Reports – Offset Optics in Soft Multifocal Contact Lenses
By Patrick J. Caroline & Mark P. André

  1. Ramdass S, Norman C, McCorkle L, Lampa M. Objective & subjective visual response to decentered multifocal optics. Poster presented at the Global Specialty Lens Symposium, Jan. 2018, Las Vegas.