By Christopher J. Rapuano, MD

ISBN-10: 1560558865

ISBN-13: 9781560558866

This part underwent significant revision for the 2008-2009 edition.Reviews the underlying recommendations in refractive surgical procedure, together with its medical foundation, the function of the FDA, and sufferer evaluate. particular strategies are mentioned intimately, and using refractive surgical procedure to regard presbyopia is tested. a brand new bankruptcy discusses foreign views.

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Additional resources for 2008-2009 Basic and Clinical Science Course: Section 13: Refractive Surgery

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Figure 1-14 Zernike representation of quadrafoil. (Used with permission, Alcon Laboratories.! between the anterior and posterior stroma, as well as more lamellar interweaving in the anterior corneal stroma, and thus the anterior cornea swells far less than the posterior cornea, Stress within the tissue is partly related to lOP but not in a linear manner under physiologic conditions (normal lOP range). Effects of Keratorefractive Corneal refractive collagen shrinkage several ways: Surgery procedures can be classified as lamellar, keratotomy, keratectomy, (Table I-I).

When the cornea is in a dehydrated state, stress is distributed principally to the posterior layers or uniformly over the entire structure. When the cornea is healthy or edematous, the anterior lamellae take up the strain. There are differences in glycosaminoglycans 20 . Refractive Surgery I ... Figure 1-14 Zernike representation of quadrafoil. (Used with permission, Alcon Laboratories.! between the anterior and posterior stroma, as well as more lamellar interweaving in the anterior corneal stroma, and thus the anterior cornea swells far less than the posterior cornea, Stress within the tissue is partly related to lOP but not in a linear manner under physiologic conditions (normal lOP range).

2nd ed. Thorofare, NJ: Slack; 2004. Netto MV, Dupps W, Wilson SE. Wavefront-guided traditional ablation. Am J Ophthalmol. Visual Corrections: The ablation: evidence for efficacy compared to 2006; 141:360-368. CHAPTER 2 The Role of the FDA in Refractive Surgery The field of refractive surgery is uniquely dependent on rapidly changing technology that dictates surgical technique. Many of the investigational devices discussed in the following chapters willreceiveFood and Drug Administration (FDA)approvalby the time this book is published.

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2008-2009 Basic and Clinical Science Course: Section 13: Refractive Surgery by Christopher J. Rapuano, MD


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