enVista® TORIC

Unique haptic design for maximum contact with the capsular bag

  • Hydrophobic acrylic material glistening-free1,2
  • Designed for stable and predictable performance
  • Aberration-free aspheric optics
  • 56° contact angle between haptics and capsular bag
  • 360° posterior square designed to minimize the risk of PCO**
  • Polished surface

Go to enVista® Toric Calculator

Product information

MATERIAL

  • Hydrophobic acrylic glistening-free
  • 4 % water volume
  • UV Filter
  • Refraction index: 1.54

DESIGN

  • Single piece aberration free aspheric optics
  • Modified C-loop haptics design
  • 360° posterior square edge
  • Haptics with fenestration holes
  • Optic diameter: 6.00 mm
  • Overall diameter: 12.5 mm

DIOPTER RANGE

  • From +6.00 D to +30.00 D

Cylinder power – IOL Plane:

  • +1.25 D / +2.00 D / +2.75 D / +3.50 D / +4.25 D / +5.00 D / +5.75 D

Cylinder power - Corneal plane:

  • +0.90 D / +1.40 D / +1.93 D / +2.45 D / +2.98 D / +3.50 D / +4.03 D

DELIVERY SYSTEM

  • Reuseable injector BLIS-R1
  • Single use cartridge BLIS-X1: from +10.0 D to +34.0 D (10 Units/box)
  • Single use injector INJ100 (10 Units/box)
  • Recommended incision size: 2.2 mm (wound assist technique)

CONSTANTS*

  • Optic Constant :

    • SRK/T Constant A: 119.1
    • ACD: 5.61
    • Surgeon factor: 1.85
    • Haigis: a0: 1.46 / a1: 0.40 / a2: 0.10

  • Ultrasonic Constant:

    • Constant A: 118.7
    • ACD: 5.37
    • Surgeon factor: 1.62

 

1. Packer M. et al: Safety and effectiveness of a glistening-free single-piece hydrophobic acrylic intraocular lens (enVista).Clinical Ophthalmology 2013:7 1905–1912 2. Heiner P. et al: Safety and effectiveness of a singlepiece hydrophobic acrylic intraocular lens (enVista®) – results of a European and Asian-Pacific study. Clinical Ophthalmology 2014:8 629–635. 3. Packer M, Williams JI, Feinerman G, Hope RS. Prospective multicenter clinical trial to evaluate the safety and effectiveness of a new glistening-free one-piece acrylic toric intraocular lens. Clinical Ophthalmology 2018:12 1031-1039

*Constants are estimates only. It is recommended that each surgeon develops their own values. Last update: August 2016

**PCO: Posterior capsular opacification

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