Re-evaluation of the oxygen diffusion model for predicting minimum contact lens Dk/t values needed to avoid corneal anoxia

Optometry and Vision Science

Volumn 76, Issue 10, 1999, Pages 712-719

  Harvitt, Daniel M ^a,c   Bonanno, Joseph A ^b  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b INDIANA UNIVERSITY   (United States)

^c UNIVERSITY OF CALIFORNIA   (United States)

Author keywords

Acidosis; Contact lens; Cornea; Extended wear; Model; Oxygen; Oxygen transmissibility (Dk t); Phosphorescence

Indexed keywords

CONTACT LENSES; DIFFUSION; MATHEMATICAL MODELS; OXYGEN; PHOSPHORESCENCE;

ACIDIFICATION; ACIDOSIS; FATT'S MODELS;

OPHTHALMOLOGY;

ANIMAL EXPERIMENT; ANOXIA; ARTICLE; CORNEA DISEASE; EXTENDED WEAR CONTACT LENS; MATHEMATICAL ANALYSIS; NONHUMAN; OXYGEN DIFFUSION; OXYGEN TENSION; OXYGEN TRANSPORT; PRIORITY JOURNAL; RABBIT; RISK ASSESSMENT;

ACIDOSIS; ANIMALS; ANOXIA; CONTACT LENSES; CORNEA; CORNEAL DISEASES; DIFFUSION; HUMANS; MODELS, BIOLOGICAL; OXYGEN; OXYGEN CONSUMPTION; RABBITS;

EID: 0032843148     PISSN: 10405488     EISSN: None     Source Type: Journal    
DOI: 10.1097/00006324-199910000-00023     Document Type: Article

References (46)

1. Fatt I, Weissman BA. Physiology of the Eye: An Introduction to the Vegetative Functions. Boston: Butterworth-Heinemann; 1992.
2. Tomlinson A. Complications of Contact Lens Wear. Chicago: Mosby-Year Book; 1992.
3. Fatt I, Bieber MT. The steady-state distribution of oxygen and carbon dioxide in the in vivo cornea. I. The open eye in air and the closed eye. Exp Eye Res 1968;7:103-12.
4. Harvitt DM, Bonanno JA. Direct noninvasive measurement of tear oxygen tension beneath gas-permeable contact lenses in rabbits. Invest Ophthalmol Vis Sci 1996;37:1026-36.
5. Harvitt DM, Bonanno JA. Oxygen consumption of the rabbit cornea. Invest Ophthalmol Vis Sci 1998;39:444-8.
6. Freeman RD. Oxygen consumption by the component layers of the cornea. J Physiol (Lond) 1972;225:15-32.
7. Harvitt DM, Bonanno JA. pH dependence of corneal oxygen consumption. Invest Ophthalmol Vis Sci 1998;39:2778-81.
8. Sarver MD, Baggett DA, Harris MG, Louie K. Corneal edema with hydrogel lenses and eye closure: effect of oxygen transmissibility. Am J Optom Physiol Opt 1981;58:386-62.
9. Holden BA, Mertz GW. Critical oxygen levels to avoid corneal edema for daily and extended wear contact lenses. Invest Ophthalmol Vis Sci 1984;25:1161-7.
10. O'Neal MR, Polse KA, Sarver MD. Corneal response to rigid and hydrogel lenses during eye closure. Invest Ophthalmol Vis Sci 1984; 25:837-42.
11. Fatt I, Bieber MT, Pye SD Steady state distribution of oxygen and carbon dioxide in the in vivo cornea of an eye covered by a gas-permeable contact lens. Am J Optom Arch Am Acad Optom 1969; 46:3-14.
12. Freeman RD, Fatt I. Oxygen permeability of the limiting layers of the cornea. Biophys J 1972;12:237-47.
13. Weissman BA, Selzer K, Duffin RM, Pettit TH. Oxygen permeability of rabbit and human corneal stroma. Invest Ophthalmol Vis Sci 1983;24:645-7.
14. Freeman RD. The oxygen consumption of the rabbit cornea. PhD dissertation. University of California, Berkeley; 1969.
15. Weissman BA, Zisman F. Approximate tear volumes under flexible contact lenses. Am J Optom Physiol Opt 1979;56:727-33.
16. Hoper J, Funk R, Zagorski Z, Rohen JW. Oxygen delivery to the anterior chamber of the eye - a novel function of the anterior iris surface. Curr Eye Res 1989;8:649-59.
17. Bonanno JA, Polse KA. Effect of rigid contact lens oxygen transmissibility on stromal pH in the living human eye. Ophthalmology 1987;94:1305-9.
18. Giasson C, Bonanno JA. Corneal epithelial and aqueous humor acidification during in vivo contact lens wear in rabbits. Invest Ophthalmol Vis Sci 1994;35:851-61.
19. Tranoudis I, Efron N. Oxygen permeability of rigid contact lens materials. J Br Contact Lens Assoc 1995;18:49-53.
20. Fatt I, Ruben CM. Oxygen permeability of contact lens materials: a 1993 update. J Br Contact Lens Assoc 1994;17:11-8.
21. International Standard Organization. ISO - 9913. Determination of oxygen permeability and transmissibility. Pforzheim, Germany: International Standard Organization; 1992.
22. Fatt I. Oxygen transmissibility and permeability of gas permeable hard contact lenses and materials. ICLC 1984;11:175-83.
23. Fatt I, Freeman RD, Lin D. Oxygen tension distributions in the cornea: a re-examination. Exp Eye Res 1974;18:357-65.
24. Helbig H, Hinz JP, Kellner U, Foerster MH. Oxygen in the anterior chamber of the human eye. Ger J Ophthalmol 1993;2:161-4.
25. Efron N, Carney LG. Oxygen tension beneath contact lenses under the closed eyelid: human eye measurements. Am J Optom Physiol Opt 1981;58:806-9.
26. Holden BA, Sweeney DF. The oxygen tension and temperature of the superior palpebral conjunctiva. Acta Ophthalmol (Copenh) 1985;63: 100-3.
27. Harvitt DM. Corneal oxygen availability and metabolism with contact lens wear. PhD dissertation. University of California, Berkeley; 1997.
28. Lin DB. Oxygen supply to the cornea of an open and closed eye wearing a contact lens. PhD dissertation. University of California, Berkeley; 1992.
29. McLaren JW, Dinslage S, Dillon JP, Roberts JE, Brubaker RF. Measuring oxygen tension in the anterior chamber of rabbits. Invest Ophthalmol Vis Sci 1998;39:1899-909.
30. Fatt I. Steady-state distribution of oxygen and carbon dioxide in the in vivo cornea. II. The open eye in nitrogen and the covered eye. Exp Eye Res 1968;7:413-30.
31. Balaban RS. Regulation of oxidative phosphorylation in the mammalian cell. Am J Physiol 1990;258:C377-89.
32. Wilson DF, Rumsey WL, Green TJ, Vanderkooi JM. The oxygen dependence of mitochondrial oxidative phosphorylation measured by a new optical method for measuring oxygen concentration. J Biol Chem 1988;263:2712-8.
33. Robiolio M, Rumsey WL, Wilson DF. Oxygen diffusion and mitochondrial respiration in neuroblastoma cells. Am J Physiol 1989;256: C1207-13.
34. Wilson DF, Erecinska M, Drown C, Silver IA. The oxygen dependence of cellular energy metabolism. Arch Biochem Biophys 1979; 195:485-93.
35. Fatt I. Oxygen tension under a contact lens during blinking. Am J Optom Arch Am Acad Optom 1969;46:654-61.
36. Fatt I, Hill RM. Oxygen tension under a contact lens during blinking - a comparison of theory and experimental observation. Am J Optom Arch Am Acad Optom 1970;47:50-5.
37. Fatt I, Lin D. Oxygen tension under a soft or hard, gas-permeable contact lens in the presence of tear pumping. Am J Optom Physiol Opt 1976;53:104-11.
38. Hill RM, Fatt I. Oxygen measurements under a contact lens. Am J Optom Arch Am Acad Optom 1964;41:382-7.
39. Brennan NA, Efron N, Carney LG. Corneal oxygen availability during contact lens wear: a comparison of methodologies. Am J Optom Physiol Opt 1988;65:19-24.
40. Sarver MD, Polse KA, Baggett DA. Intersubject difference in corneal edema response to hypoxia. Am J Optom Physiol Opt 1983;60: 128-31.
41. Efron N, Fitzgerald JP. Distribution of oxygen across the surface of the human cornea during soft contact lens wear. Optom Vis Sci 1996;73:659-65.
42. Mandell RB, Farrell R. Corneal swelling at low atmospheric oxygen pressures. Invest Ophthalmol Vis Sci 1980;19:697-702.
43. Holden BA, Sweeney DF, Sanderson G. The minimum precorneal oxygen tension to avoid corneal edema. Invest Ophthalmol Vis Sci 1984;25:476-80.
44. Morgan PB, Efron N. The oxygen performance of contemporary hydrogel contact lenses. Contact Lens Ant Eye 1998;21:3-6.
45. Alvord L, Court J, Davis T, Morgan CF, Schindhelm K, Vogt J, Winterton L. Oxygen permeability of a new type of high Dk soft contact lens material. Optom Vis Sci 1998;75:30-6.
46. Fatt I. Gas transmission properties of soft contact lenses. In: Ruben M, editor. Soft Contact Lenses. New York: Wiley; 1978. p. 83-110.