Philip B Morgan

Summary

Affiliation: University of Manchester
Country: UK

Publications

  1. ncbi request reprint Inefficacy of aspheric soft contact lenses for the correction of low levels of astigmatism
    Philip B Morgan
    Eurolens Research, The University of Manchester, Manchester M60 1QD, United Kingdom
    Optom Vis Sci 82:823-8. 2005
  2. doi request reprint Ocular physiology and comfort in neophyte subjects fitted with daily disposable silicone hydrogel contact lenses
    Philip B Morgan
    Eurolens Research, The University of Manchester, Manchester, United Kingdom
    Cont Lens Anterior Eye 36:118-25. 2013
  3. pmc Incidence of keratitis of varying severity among contact lens wearers
    P B Morgan
    Eurolens Research, Department of Optometry, The University of Manchester, PO Box 88, Manchester M60 1QD, UK
    Br J Ophthalmol 89:430-6. 2005
  4. ncbi request reprint Risk factors for the development of corneal infiltrative events associated with contact lens wear
    Philip B Morgan
    Eurolens Research, The University of Manchester, Manchester M60 1QD, U K
    Invest Ophthalmol Vis Sci 46:3136-43. 2005
  5. doi request reprint Central and peripheral oxygen transmissibility thresholds to avoid corneal swelling during open eye soft contact lens wear
    Philip B Morgan
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, UK
    J Biomed Mater Res B Appl Biomater 92:361-5. 2010
  6. ncbi request reprint Adverse events and discontinuations with rigid and soft hyper Dk contact lenses used for continuous wear
    Philip B Morgan
    Eurolens Research, Department of Optometry, The University of Manchester, Manchester, United Kingdom
    Optom Vis Sci 82:528-35. 2005
  7. ncbi request reprint A decade of contact lens prescribing trends in the United Kingdom (1996-2005)
    Philip B Morgan
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, P O Box 88, Manchester M60 1QD, United Kingdom
    Cont Lens Anterior Eye 29:59-68. 2006
  8. doi request reprint An international analysis of contact lens compliance
    Philip B Morgan
    Eurolens Research, The University of Manchester, United Kingdom
    Cont Lens Anterior Eye 34:223-8. 2011
  9. doi request reprint Global trends in prescribing contact lenses for extended wear
    Philip B Morgan
    Eurolens Research, The University of Manchester, Moffat Building, PO Box 88, Manchester M60 1QD, United Kingdom
    Cont Lens Anterior Eye 34:32-5. 2011
  10. doi request reprint Twenty first century trends in silicone hydrogel contact lens fitting: an international perspective
    Philip B Morgan
    Eurolens Research, The University of Manchester, Moffat Building, P O Box 88, Manchester M601QD, United Kingdom
    Cont Lens Anterior Eye 33:196-8. 2010

Collaborators

Detail Information

Publications58

  1. ncbi request reprint Inefficacy of aspheric soft contact lenses for the correction of low levels of astigmatism
    Philip B Morgan
    Eurolens Research, The University of Manchester, Manchester M60 1QD, United Kingdom
    Optom Vis Sci 82:823-8. 2005
    ....
  2. doi request reprint Ocular physiology and comfort in neophyte subjects fitted with daily disposable silicone hydrogel contact lenses
    Philip B Morgan
    Eurolens Research, The University of Manchester, Manchester, United Kingdom
    Cont Lens Anterior Eye 36:118-25. 2013
    ..To evaluate the performance of a silicone hydrogel daily disposable lens in neophyte subjects over 12 months...
  3. pmc Incidence of keratitis of varying severity among contact lens wearers
    P B Morgan
    Eurolens Research, Department of Optometry, The University of Manchester, PO Box 88, Manchester M60 1QD, UK
    Br J Ophthalmol 89:430-6. 2005
    ..To determine the incidence of non-severe keratitis (NSK) and severe keratitis (SK) among wearers of current generation contact lenses...
  4. ncbi request reprint Risk factors for the development of corneal infiltrative events associated with contact lens wear
    Philip B Morgan
    Eurolens Research, The University of Manchester, Manchester M60 1QD, U K
    Invest Ophthalmol Vis Sci 46:3136-43. 2005
    ..To identify risk factors for the development of corneal infiltrative events (CIEs) associated with contact lens wear, and to report other relevant clinical characteristics...
  5. doi request reprint Central and peripheral oxygen transmissibility thresholds to avoid corneal swelling during open eye soft contact lens wear
    Philip B Morgan
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, UK
    J Biomed Mater Res B Appl Biomater 92:361-5. 2010
    ..Silicone hydrogel contact lenses typically meet both the central and peripheral thresholds and use of these lenses therefore avoids swelling in all regions of the cornea...
  6. ncbi request reprint Adverse events and discontinuations with rigid and soft hyper Dk contact lenses used for continuous wear
    Philip B Morgan
    Eurolens Research, Department of Optometry, The University of Manchester, Manchester, United Kingdom
    Optom Vis Sci 82:528-35. 2005
    ..The purpose of this study was to assess the relative clinical success of hypertransmissible rigid and soft contact lenses in terms of the rates of adverse events and clinical discontinuations...
  7. ncbi request reprint A decade of contact lens prescribing trends in the United Kingdom (1996-2005)
    Philip B Morgan
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, P O Box 88, Manchester M60 1QD, United Kingdom
    Cont Lens Anterior Eye 29:59-68. 2006
    ..To document contact lens prescribing trends in the United Kingdom over the past decade (between 1996 and 2005)...
  8. doi request reprint An international analysis of contact lens compliance
    Philip B Morgan
    Eurolens Research, The University of Manchester, United Kingdom
    Cont Lens Anterior Eye 34:223-8. 2011
    ..To evaluate compliance to contact lens use in 14 countries, and to identify wearer attributes which indicate lower compliance levels...
  9. doi request reprint Global trends in prescribing contact lenses for extended wear
    Philip B Morgan
    Eurolens Research, The University of Manchester, Moffat Building, PO Box 88, Manchester M60 1QD, United Kingdom
    Cont Lens Anterior Eye 34:32-5. 2011
    ..Although extended wear has yet again failed to fulfil the promise of being the dominant contact lens wearing modality, it is still a viable option for many people...
  10. doi request reprint Twenty first century trends in silicone hydrogel contact lens fitting: an international perspective
    Philip B Morgan
    Eurolens Research, The University of Manchester, Moffat Building, P O Box 88, Manchester M601QD, United Kingdom
    Cont Lens Anterior Eye 33:196-8. 2010
    ..Silicone hydrogels may soon represent the majority of soft contact lenses prescribed...
  11. ncbi request reprint Comparative clinical performance of rigid versus soft hyper Dk contact lenses used for continuous wear
    Carole Maldonado-Codina
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, UK
    Optom Vis Sci 82:536-48. 2005
    ..Ltd.) when worn for up to 30 days of continuous wear (CW). The rigid lens was worn on an unplanned replacement basis, whereas the soft lens was replaced monthly...
  12. doi request reprint An international survey of contact lens prescribing for presbyopia
    Philip B Morgan
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, UK
    Clin Exp Optom 94:87-92. 2011
    ..The aim was to determine world-wide patterns of fitting contact lenses for the correction of presbyopia...
  13. ncbi request reprint Impact of differences in diagnostic criteria when determining the incidence of contact lens-associated keratitis
    Nathan Efron
    Eurolens Research, The University of Manchester, Manchester, United Kingdom
    Optom Vis Sci 83:152-9. 2006
    ..The purpose of this study is to examine the effect of differences in within-study and between-study diagnostic criteria in determining the incidence of contact lens-associated keratitis...
  14. ncbi request reprint Incidence and morbidity of hospital-presenting corneal infiltrative events associated with contact lens wear
    Nathan Efron
    The University of Manchester, PO Box 88, Manchester M60 1QD, United Kingdom
    Clin Exp Optom 88:232-9. 2005
    ..To determine the incidence and morbidity (visual loss) of hospital-presenting corneal infiltrative events (CIEs) associated with the wearing of current generation contact lenses...
  15. doi request reprint Determinants of the frequency of contact lens wear
    Philip B Morgan
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom
    Eye Contact Lens 39:200-4. 2013
    ..To characterize and discover the determinants of the frequency of wear (FOW) of contact lenses...
  16. doi request reprint Optical and visual performance of aspheric soft contact lenses
    Suzanne Efron
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom
    Optom Vis Sci 85:201-10. 2008
    ....
  17. ncbi request reprint Can subtypes of contact lens-associated corneal infiltrative events be clinically differentiated?
    Nathan Efron
    Eurolens Research, The University of Manchester, Manchester, UK
    Cornea 25:540-4. 2006
    ..The clinical utility of this schema has been challenged in the literature. The aim of this study is to determine whether it is possible to clinically differentiate among these conditions...
  18. ncbi request reprint The size, location, and clinical severity of corneal infiltrative events associated with contact lens wear
    Nathan Efron
    Eurolens Research, The University of Manchester, Manchester, United Kingdom
    Optom Vis Sci 82:519-27. 2005
    ..The purpose of this study is to determine the relationship between the size, location, and clinical severity of corneal infiltrative events (CIEs) associated with contact lens wear...
  19. ncbi request reprint Short-term physiologic response in neophyte subjects fitted with hydrogel and silicone hydrogel contact lenses
    Carole Maldonado-Codina
    Eurolens Research, Department of Optometry, The University of Manchester, Manchester, United Kingdom
    Optom Vis Sci 81:911-21. 2004
    ..To investigate the short-term physiologic response to three soft lens materials with different oxygen permeability characteristics...
  20. ncbi request reprint Comparative clinical performance of two silicone hydrogel contact lenses for continuous wear
    Philip B Morgan
    Eurolens Research, Department of Optometry and Neuroscience, University of Manchester Institute of Science and Technology, PO Box 88, Manchester, M60 1QD, United Kingdom
    Clin Exp Optom 85:183-92. 2002
    ..Silicone hydrogel soft contact lenses are now available for use on a 30-day continuous wear basis. The aim of this study was to compare the clinical performance of two such lenses...
  21. ncbi request reprint An international survey of toric contact lens prescribing
    Philip B Morgan
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom
    Eye Contact Lens 39:132-7. 2013
    ..To characterize toric contact lens prescribing worldwide...
  22. doi request reprint A novel on-eye wettability analyzer for soft contact lenses
    Mera Haddad
    Optom Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, UK
    Optom Vis Sci 88:E1188-95. 2011
    ....
  23. doi request reprint Demographics of international contact lens prescribing
    Philip B Morgan
    Eurolens Research, The University of Manchester, Moffat Building, Manchester, United Kingdom
    Cont Lens Anterior Eye 33:27-9. 2010
    ..The small overall decline in the proportion of new fits, and commensurate increase in refits, over the survey period may indicate a growing rate of conversion of lens wearers to more advanced lens types, such as silicone hydrogels...
  24. doi request reprint Contact lens correction of presbyopia
    Philip B Morgan
    Eurolens Research, The University of Manchester, Moffat Building, P O Box 88, Manchester M60 1QD, United Kingdom
    Cont Lens Anterior Eye 32:191-2. 2009
    ..Furthermore, monovision is prescribed as frequently as multifocal lenses. These observations suggest that an optimal solution to the contact lens correction of presbyopia remains elusive...
  25. doi request reprint Patterns of prescribing extended wear contact lenses
    Philip B Morgan
    Eurolens Research, The University of Manchester, Manchester M60 1QD, United Kingdom
    Cont Lens Anterior Eye 31:167-9. 2008
    ....
  26. ncbi request reprint Prescribing soft contact lenses for astigmatism
    Philip B Morgan
    Eurolens Research, The University of Manchester, Manchester, United Kingdom
    Cont Lens Anterior Eye 32:97-8. 2009
    ..00D or more were fitted with toric lenses. Toric lenses tend to be fitted more to males and prescribed for monthly rather than daily replacement...
  27. doi request reprint The evolution of rigid contact lens prescribing
    Philip B Morgan
    Eurolens Research, The University of Manchester, Moffat Building, P O Box 88, Manchester M60 1QD, United Kingdom
    Cont Lens Anterior Eye 31:213-4. 2008
    ..There is an apparent trend for rigid lenses to be used more for 'specialist' fits, such as sophisticated toric designs, multifocals and orthokeratology...
  28. ncbi request reprint Comfort response to rigid and soft hyper-transmissible contact lenses used for continuous wear
    Philip B Morgan
    Eurolens Research, Department of Optometry and Neuroscience, University of Manchester Institute of Science and Technology, Manchester, United Kingdom
    Eye Contact Lens 29:S127-30; discussion S143-4, S192-4. 2003
    ..To assess subjective comfort during the first three months of continuous wear of hyper-transmissible soft and rigid contact lenses...
  29. ncbi request reprint In vivo dehydration of silicone hydrogel contact lenses
    Philip B Morgan
    Eurolens Research, Dapartment of Optometry, University of Manchester Institute of Science and Technology, Manchester, United Kingdom
    Eye Contact Lens 29:173-6. 2003
    ..To benchmark the performance of new-generation silicone hydrogel contact lenses in terms of their in vivo hydration characteristics and to highlight the possible clinical ramifications of any changes observed...
  30. ncbi request reprint Measurement errors related to contact angle analysis of hydrogel and silicone hydrogel contact lenses
    Michael L Read
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom
    J Biomed Mater Res B Appl Biomater 91:662-8. 2009
    ....
  31. ncbi request reprint In vitro water wettability of silicone hydrogel contact lenses determined using the sessile drop and captive bubble techniques
    Carole Maldonado-Codina
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom
    J Biomed Mater Res A 83:496-502. 2007
    ..Contact angle analysis of hydrogel lens surfaces is highly methodologically dependent and may be able to predict the clinical performance of contact lenses in vivo...
  32. ncbi request reprint The combined influence of knowledge, training and experience when grading contact lens complications
    Nathan Efron
    Department of Optometry and Neuroscience, UMIST, Manchester, UK
    Ophthalmic Physiol Opt 23:79-85. 2003
    ..A study was conducted to evaluate the influence of knowledge, training and experience (clinical skills set) when assessing the severity of contact lens complications...
  33. doi request reprint Fluctuation in visual acuity during soft toric contact lens wear
    Paul Chamberlain
    The University of Manchester, Manchester, UK
    Optom Vis Sci 88:E534-8. 2011
    ..To quantify changes in visual acuity (VA) with soft toric contact lenses as a result of lens movement and/or rotational instability caused by versional eye movements...
  34. ncbi request reprint Experience and training as determinants of grading reliability when assessing the severity of contact lens complications
    Nathan Efron
    Eurolens Research, Department of Optometry and Neuroscience, UMIST, P O Box 88, Manchester M60 1QD, UK
    Ophthalmic Physiol Opt 23:119-24. 2003
    ..A study was conducted to investigate the influence of experience and training on grading reliability when assessing the severity of contact lens complications...
  35. ncbi request reprint Characterization of the surface of conventional hydrogel and silicone hydrogel contact lenses by time-of-flight secondary ion mass spectrometry
    Carole Maldonado-Codina
    Eurolens Research, Department of Optometry and Neuroscience, UMIST, Manchester, United Kingdom
    Optom Vis Sci 81:455-60. 2004
    ..To characterize the surfaces of unworn conventional hydrogel and silicone hydrogel contact lenses...
  36. ncbi request reprint Validation of computer morphs for grading contact lens complications
    Nathan Efron
    Eurolens Research, Department of Optometry and Neuroscience, UMIST, Manchester, UK
    Ophthalmic Physiol Opt 22:341-9. 2002
    ..In addition, computer morphs offer considerable utility in terms of computer-based clinical record keeping, teaching and learning, and clinical research...
  37. ncbi request reprint Hydrogel contact lens dehydration in controlled environmental conditions
    Philip B Morgan
    Eurolens Research, Department of Optometry and Neuroscience, University of Manchester Institute of Science and Technology, Manchester, UK
    Eye Contact Lens 30:99-102. 2004
    ..To ascertain the impact of environmental conditions on hydrogel contact lens dehydration...
  38. doi request reprint Demographics of UK contact lens prescribing
    Philip B Morgan
    Eurolens Research, The University of Manchester, Moffat Building, P O Box 88, Manchester M60 1QD, United Kingdom
    Cont Lens Anterior Eye 31:50-1. 2008
    ..Significant gender differences in age, lens design, wearing modality and wearing frequency are putatively explained in terms of cosmetic and lifestyle factors...
  39. ncbi request reprint Repeatability and reliability of ocular aberration measurements in contact lens wear
    Suzanne Efron
    Eurolens Research, The University of Manchester, Moffat Building, P O Box 88, Manchester M60 1QD, United Kingdom
    Cont Lens Anterior Eye 31:81-8. 2008
    ..To assess repeatability and within- and between-observer reliability when measuring ocular aberrations with and without soft contact lens wear...
  40. doi request reprint 4. Contemporary research in contact lens care
    Philip B Morgan
    Eurolens Research, The University of Manchester, Manchester, United Kingdom
    Cont Lens Anterior Eye 36:S22-7. 2013
    ..In this section, we review the latest research findings and opinions related to contact lens care and further explore compliance and its effect on ocular health...
  41. doi request reprint Patterns of fitting cosmetically tinted contact lenses
    Philip B Morgan
    Eurolens Research, The University of Manchester, Moffat Building, P O Box 88, Manchester M60 1QD, United Kingdom
    Cont Lens Anterior Eye 32:207-8. 2009
    ....
  42. ncbi request reprint Continuous wear silicone hydrogel contact lenses and microbial keratitis
    M A N Whiting
    Manchester Royal Eye Hospital, Oxford Road, Manchester, M13 9WH, UK
    Eye (Lond) 18:935-7. 2004
    ..Cultures were positive for Pseudomonas aeruginosa in three cases and all three of these suffered lasting visual impairment. We describe our findings and discuss possible risk factors...
  43. pmc The cellular basis for biocide-induced fluorescein hyperfluorescence in mammalian cell culture
    May M Bakkar
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom Medical Device Biology Group, Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom
    PLoS ONE 9:e84427. 2014
    ..Our data suggest that corneal staining in the clinic reflects active living cells, and is not directly caused by dead cells being produced in response to adverse clinical stimuli...
  44. doi request reprint International survey of rigid contact lens fitting
    Nathan Efron
    Institute of Health and Biomedical Innovation and School of Optometry and Vision Science, Queensland University of Technology, Kelvin Grove, Queensland, Australia
    Optom Vis Sci 90:113-8. 2013
    ..To determine the extent of rigid contact lens fitting worldwide and to characterize the associated demographics and fitting patterns...
  45. doi request reprint Preservation of human tear protein structure and function by a novel contact lens multipurpose solution containing protein-stabilizing agents
    Elli A Wright
    Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom
    Eye Contact Lens 38:36-42. 2012
    ..We examine whether this new multipurpose solution formulation can prevent the denaturation of human lactoferrin and lysozyme at physiologic levels in response to a powerful denaturing challenge...
  46. ncbi request reprint Confocal microscopic observations of stromal keratocytes during extended contact lens wear
    Nathan Efron
    Department of Optometry and Neuroscience, UMIST, PO Box 88, Manchester, M60 1QD, United Kingdom
    Clin Exp Optom 85:156-60. 2002
    ..The aim of this study was to monitor changes in keratocyte density during extended contact lens wear and to explore the possible role of hypoxia and oedema in any changes observed...
  47. ncbi request reprint Corneal staining: do we really understand what we are seeing?
    Philip B Morgan
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom
    Cont Lens Anterior Eye 32:48-54. 2009
    ..Further research in order to understand the basic interactions between the ocular surface cells and fluorescein should be made a priority in the fields of optometry and ophthalmology...
  48. ncbi request reprint Mechanical sensitivity of the human conjunctiva
    Maria Navascues-Cornago
    Eurolens Research, Faculty of Life Sciences, The University of Manchester, Manchester, United Kingdom
    Cornea 33:855-9. 2014
    ..The aim of this study was to map the sensitivity of the marginal and other conjunctival regions and to investigate changes in the sensitivity of these regions when determined in the morning and evening...
  49. ncbi request reprint Validation of grading scales for contact lens complications
    N Efron
    Eurolens Research, Department of Optometry and Neuroscience, UMIST, P O Box 88, Manchester M60 1QD, UK
    Ophthalmic Physiol Opt 21:17-29. 2001
    ..It may be possible to reduce between-observer differences by applying personalised correction factors to normalise grading estimates...
  50. ncbi request reprint Rethinking contact lens associated keratitis
    Nathan Efron
    School of Optometry, Queensland University of Technology, Brisbane, Australia
    Clin Exp Optom 89:280-98. 2006
    ..If a contact lens wearer presents with a sore eye that is becoming progressively worse and a CIE is observed in that eye, lens wear should be suspended and anti-microbial therapy initiated immediately...
  51. ncbi request reprint Oxygen permeability and water content of silicone hydrogel contact lens materials
    Nathan Efron
    Institute of Health and Biomedical Innovation, and School of Optometry, Queensland University of Technology, Kelvin Grove, Australia
    Optom Vis Sci 84:328-37. 2007
    ..To measure the oxygen permeability (Dk) and water content (WC) of silicone hydrogel (Si-Hy) contact lens materials...
  52. ncbi request reprint Use of silicone hydrogel contact lenses by Australian optometrists
    Craig A Woods
    Clinical Vision Research Australia, Victorian College of Optometry, Australia
    Clin Exp Optom 87:19-23. 2004
    ..Prior to the launch of silicone hydrogel (Si-H) materials in Australia in 1999, only 1.6 per cent of lenses were prescribed on a continuous wear basis...
  53. ncbi request reprint Clinical investigation of two contact lens care products and their relationship to corneal sensitivity, comfort and corneal staining
    Philip B Morgan
    Eye Contact Lens 33:54-5; author reply 55-6. 2007
  54. ncbi request reprint Contact lens prescribing in the Australian states and territories 2001
    Craig A Woods
    Clinical Vision Research Australia, Victorian College of Optometry, 374 Cardigan St, Carlton, Vic, 3053, Australia
    Clin Exp Optom 85:279-83. 2002
    ..This study was conducted to ascertain current preferences for contact lens prescribing in the Australian states and territories...
  55. ncbi request reprint A seven year survey of the contact lens prescribing habits of Canadian optometrists
    Craig A Woods
    Centre for Contact Lens Research, School of Optometry, University of Waterloo, Ontario, Canada
    Optom Vis Sci 84:505-10. 2007
    ..Little is known about the contact lens prescribing habits of optometrists in North America. The purpose of this survey was to obtain data on the types of lenses and solutions prescribed by Canadian optometrists...
  56. ncbi request reprint Chronic morbidity of corneal infiltrative events associated with contact lens wear
    Nathan Efron
    Institute of Health and Biomedical Innovation and School of Optometry, Queensland University of Technology, Brisbane, Australia
    Cornea 26:793-9. 2007
    ..To determine the chronic morbidity of corneal infiltrative events (CIEs) associated with contact lens wear...
  57. doi request reprint Prescribing daily disposable contact lenses in the UK
    Nathan Efron
    Institute of Health and Biomedical Innovation, and School of Optometry, Queensland University of Technology, Cnr Musk Avenue and Blamey Street, Kelvin Grove, Queensland 4059, Australia
    Cont Lens Anterior Eye 31:107-8. 2008
    ..Spherical, toric and multifocal design daily disposable lenses represent a substantial proportion of all contact lenses prescribed, reflecting the significant ocular health and lifestyle advantages offered by this lens category...
  58. ncbi request reprint A fitting tale
    Nathan Efron
    Cont Lens Anterior Eye 31:1-2. 2008