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lens capsule |
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lens capsule, the clear thin elastic capsule that surrounds the lens of the eye. Also called capsule of the lens. capsule 1. an enclosing structure, as a soluble container enclosing a dose of medicine. 2. a cartilaginous, fatty, fibrous or membranous structure enveloping another structure, organ or part. adipose renal capsule the investment of fat surrounding the fibrous capsule of the kidney, continuous at the hilus with the fat in the renal sinus. articular capsule the saclike envelope that encloses the cavity of a synovial joint by attaching to the circumference of the articular end of each involved bone. bacterial capsule a gelatinous layer of polysaccharide surrounding a bacterial cell, usually polysaccharide but sometimes polypeptide in nature; it inhibits phagocytosis and is associated with the virulence of pathogenic bacteria. Bowman's capsule glomerular capsule. brain c's two layers of white matter in the substance of the brain. See also external capsule (below) and internal capsule (below). external capsule the layer of white fibers between the putamen and claustrum. fibrous renal capsule the connective tissue investment of the kidney, which continues through the hilus to line the renal sinus. Glisson's capsule a sheath of connective tissue accompanying the hepatic ducts and vessels within the liver. glomerular capsule the globular dilatation forming the beginning of a uriniferous tubule within the kidney, and surrounding the glomerulus. Called also Bowman's capsule and malpighian capsule. heart capsule pericardium. internal capsule the fanlike mass of white fibers separating the lentiform nucleus laterally from the head of the caudate nucleus, the dorsal thalamus, and the tail of the caudate nucleus medially. joint capsule articular capsule. lens capsule the elastic sac enclosing the lens of the eye. malpighian capsule see glomerular capsule (above). Tenon's capsule the connective tissue enveloping the posterior eyeball. Called also vagina bulbi. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Bent and her team of engineers are devising ways to modify how the iris cells cluster on the surface of the lens capsule tissue using some of the same techniques used to make patterns on a computer chip. Instead, the patient's lens capsule would be retained, its contents removed and replaced with the polymer. Avantix is the only technology that functionally preserves the lens capsule intact after surgery. |
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