Evaluation of the BunnyLens AF as the platform

for the toric IOL

Rotational stability – phase I

Adi Michaeli M.D.

The Tel-Aviv Medical Center

Microsurgery of the eye

Eilat, 2010

Introduction

BunnyLens

Spherical

Fits through 2.4mm

incision

BunnyLens AF

Aspheric

Fits through 1.8mm

incision

Introduction

Will be used as the

platform for the toric IOL

BunnyLens AF Specifications

Hydrophilic acrylic [HEMA / EOEMA]

with UV blocking and violet filtering

chromopore

• Refractive index – 1.46 (35⁰C)

• YAG laser – compatible

Material

10.5D – 30D in 0.5D increments

31D – 35D in 1D increments

Power range

MICS 1.8 mm

Incision size

Total diameter – 11 mm

Optic diameter – 6 mm

Angulation – 50

Double square edge

Geometry

BunnyLens AF Specifications

2% transmittance for 400nm

90% transmittance for 460nm

Light Transmittance

Violet filtering IOL - BunnyLens AF

Blue-light filtering IOL

Full range of Scotopic vision

Full range of Photopic vision

Violet filtering-Light Transmittance

Aspheric Optics

The four-point-fixation of the haptics is

designed to provide stability, already

proven clinically with the BunnyLens IOL

IOL Design

A non-randomized, open, prospective,

dual-center study

Study Design

2-3- Month FU/ # of patients

Surgeon Center

19/20* Dr. Adi Michaeli

Sourasky Medical Center,

Israel

17/20** Prof. Jan Novak Pardubice Regional

Hospital, Czech Republic

* 2 months follow-up

** 3 months follow-up

Patients follow-up

1 day 7-10 days

2-3 months

Safety (according to ISO 11979-7 2006)

Complications and Adverse Events (equal to or less then the

allowed rate)

Efficacy

Rotational stability qualitative test

Safety and Efficacy Evaluation

Dr. Michaeli

A-const used: 118.4

Average deviation from

targeted refraction:

-0.01D

Prof. Novak

A-const used: 119.4

Average deviation from

targeted refraction:

-1.02D

Refraction 2-3 months post-op

Rotational stability

Rotational stability – Dr. Michaeli

0

0.2

0.4

0.6

0.8

1

1.2

1.4

1.6

1.8

2

מיקום העדשה חודשיים מיקום העדשה יום

De

gre

es

of

rota

tio

n

Follow-up

Rotation of the BunnyLens AF in the capsule

excellent rotational stability of the lens in the capsular bag

Average rotation = 2.53° Average deviation 1.09°

Maximum: 5 degrees

Minimum: 0 degrees

Rotational stability – Prof. Novak

No Rotation (°)

1 2°

2 1,5°

3 2°

4 5°

5 4°

6 3°

7 4°

8 2,5°

9 2°

10 3°

11 5°

12 1°

13 0°

14 2°

15 1°

16 3°

17 2°

1st day 3 months

No complications or adverse events were

observed

Complications and Adverse

Events

BunnyLens AF demonstrated high

rotational stability, and was found to be

suitable as a platform for the toric IOL

Conclusions

Thank You !