What is a constant for IOL?

What is a constant for IOL?

A-constant The constant is a theoretical value that relates the lens power to AL and keratometry, it is not expressed in units and is specific to the design of the IOL and its intended location and orientation within the eye.

What is Alcon toric lens?

INDICATIONS: The AcrySof® IQ Toric posterior chamber intraocular lenses are intended for primary implantation in the capsular bag of the eye for visual correction of aphakia and pre-existing corneal astigmatism secondary to removal of a cataractous lens in adult patients with or without presbyopia, who desire improved …

What is Alcon SN60WF?

Alcon, a Novartis Division. The AcrySof IQ lens (model SN60WF) is a single-piece IOL with proprietary blue light filtering chromophores that filter light in a manner that approximates the crystalline lens in the 400-475 nm blue light wavelength range.

What is AcrySof IQ toric?

Today, patients with astigmatism who want freedom from glasses for distance vision after cataract surgery can choose to have the AcrySof® IQ Toric IOL. The AcrySof® IQ Toric IOL not only clears vision when the cataract is removed, it can reduce or eliminate the blurring and distortion caused by astigmatism.

What is Alcon IQ lens?

The AcrySof IQ IOL (Alcon) is designed to provide a youthful lens to patients with cataracts. With its advanced biocompatible material and innovative design, it is designed to mimic the young adult lens by not only reducing spherical aberrations, but also filtering blue light.

When should toric IOL be repositioned?

Dr. Berdahl: Ideally an IOL should be re-rotated within the first 3 to 6 months after surgery. It can be done after 6 months, but be aware that capsular fibrosis can make this surgical maneuver more difficult.

What is the correct model number for Alcon IOL?

Suggestions are welcome and can be sent to: Alcon IOL Model A-constant Alcon MTA2UO – MTA6UO 115.54 Alcon AcrySof MA30AC 118.74 Alcon AcrySof MA60AC & MN60AC

What is the PACD of the Alcon toric sn6at?

885 [55],[243],[278] Alcon Toric SN6AT(2-9) A=119.0 a0= -0.323 a1=0.213 a2=0.208 pACD=5.81 sf=1.98 A=119.2 A=119.3 584 [55],[302] Alcon Toric SN6AT(3-5) (Japan) A=119.0 a0= 1.78 a1=0.40 a2=0.10 pACD=5.91

What is an IOL constant?

Constants are given without any legal responsibility ! Constants for IOLs characterized by ‘ (Japan)’are based on results for Japanese eyes, which tend to be somewhat longer than Caucasian eyes. IOL constants will differ accordingly.

What are the different sizes of Staar IOL toric?

T-flex 573T & 673T toric 118.95 Staar IOL Model A-constant Staar CQ-2015A 118.56 Staar AA4203-TF Toric & AA4203-TL Toric