Advantages of MINIMAL INCISION WITH BIAXIAL Phaco
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Transcript of Advantages of MINIMAL INCISION WITH BIAXIAL Phaco
ADVANTAGES OF MINIMAL INCISION
WITH BIAXIAL PHACOL. Felipe Vejarano, M.D.
Fundación Oftalmológica VejaranoPopayán - Colombia
South America
www.felipevejarano.com
I DON’T HAVE ANY FINANCIAL INTEREST
Smaller Incisions - less invasive approach◊ Almost impossible to detect the enlarging of the Main Incision◊ Truly anastigmatic◊ Min. change in corneal shape and elevation◊ Minimal induction of HOA
EVEN THE INCISION WAS ENLARGE FOR IOL INTRODUCTION
BIAXIAL vs MICROCOAXIALADVANTAGES
MAIN INCISION
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PRE (138) 1 WEEK (135) 1 MONTH (113) 3 MONTH (62) 6 MONTH (61) 1 YEAR (41) 1,5 YEAR (22) 2 YEAR (18)
-0.2
-0.15
-0.1
-0.05
0
0.05
0.1
0.15
0.2
INDUCED ASTIGMATISM
DIO
PTS
CHANGE IN CORNEAL SHAPE AND ELEVATION
PREOPPOSTOP
INDUCED CORNEAL ABERRATIONS
0,007µ
PREOPPOSTOP
INDUCED CORNEAL ABERRATIONS
0,007µ
PREOPPOSTOP
INDUCED CORNEAL ABERRATIONS
0,016µ
PREOPPOSTOP
Really water-tight incisions (Configuration)
Ernest PH, Fenzl R, Lavery KT, Sensoli A. Relative stability of clear corneal incisions in a cadaver eye model. J Cataract Refract Surg 1995 Jan; 21(1):39-42
Cortesía: Dr. Paul Ernest
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MAIN INCISIONPARACENTESIS
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Better maintenance of A.C. with OVD ◊ Making standard Capsulorhexis◊ Capsulorhexis from both incisions◊ Implanting CTR
Less possibility of Iris extrusion◊ Even in Intraoperative Floppy Iris Syndrome (IFIS)
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Switch hands during the Phaco◊ Instructional for Right and left handed Less BSS consumption The irrigation is a third instrument◊ For mobilize the pieces◊ To protect and push away the posterior capsule
Minimal Turbulence◊Stable A.C. during the whole surgery◊Less endothelial cell lost◊Minimal uveal trauma◊Less mobilization of the vitreous◊Perfect in RLE
◊ Indicated in cases of previous retinal tears or retinal surgery
BIAXIAL vs MICROCOAXIALADVANTAGES