Post on 23-Mar-2022
➤ Stability➤ Manoeuvrability ➤ Efficacy➤ Online calculator
ARTIS® TORIC
OF P
A T I E N T S S AT I S F I ED
CE marked
ARTIS® T PL E
IN
IOL STABILITY
ARTIS T PL E demonstrated a great postoperative stability: on average 1.18±1.01° between one week and 6 months,* for astigmatism correction and optimal postoperative refractive accuracy.
CLEAR IOL FOR HAPPY PATIENTS
Cataract surgery with implantation of an UV-blocking clear IOL has the potential for improving circadian rhythm and systemic health parameters.3 Clear IOLs are providing a protection from depression in elderly patients. 4
PATIENT SATISFACTION
96% of patients found the outcomes very good or good. (47 patients, Interim outcomes of a study conducted in France, Promotor Cristalens Industrie).
Whisker box plot of absolute rotation between one week, one month and 6 monthts (Interim outcomes of a study conducted in France, Promotor Cristalens Industrie)
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Abs
olut
e ro
tatio
n (°)
UC
VA
(Log
MA
R)
1 week - 1 month
1 month - 6 months
1 week - 6 months
Preop Visualacuity (LogMAR)
MT
F @
50
c/m
m
Addition (D)
multifocal add+3D
multifocal add+2.5D
Normal cornea Cornea with astigmatism
Postop 1-weekUCVA (LogMAR)
Postop 1-monthUCVA (LogMAR)
Postop 1-monthsUCVA (LogMAR)
43 x 180°
44 x 90°A.WTR: With the Rule• Steeper axis at 90°• 44 x 90° and 43 x 180°• More common in younger patients and myopic eyes
44 x 180°
43 x 90°B.ATR: Against the Rule• Steeper axis at 180°• 44 x 180° and 43 x 90°• More common in older patients (cataract patients)
ADD +3D
ADD +2.5D
-0.20
1 0.5 0 -0.5 -1 -1.5 -2 -2.5 -3 -3.5 -4
-0.10
0.00
0.10
0.20
0.30
0.40
0.50
0.60
- 0.500 5 10 15 20
0.00
0.50
1.O0
1.50
2.00
2.50
+3D/+3D+2.5D/+3D
+3D+2.5D
Do you have difficulties to...? +2.5D/+3D +3D/+3D
None Very little Some Many Impossible becouse of sight
See the reactions or face expression of someone you are discussing with
Recognise someone in the same room, in a restaurant or in the street
Attend cinema, theater, stadium or sport room
Watch television
Practice outside sports
Read streets or shops names, signs in public transportations
During meals, card games, lotto
Clean, dish wash, cook, garden
Read computer, counter, GPS, label of boxes on shelves
Wash, shave, hair dress, make up
Read small print
0%
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Problem for night driving
none very little some many
+2.5D/+3D
+3D/+3D
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100
Diamètre pupillaire (mm)
éner
gie
lum
ineu
se
reçu
e pa
r ch
aque
foy
er (%
)
IOLs addition +2D à +2.75D
vision de près vision de loin
Halos
none very little sometimes often all the time
+2.5D/+3D
+3D/+3D
0%
10%
20%
30%
40%
50%
60%
70%
IOLs addition +3D à +3.5D
vision de près vision de loin
THE PRESENCE OF ASTIGMATISM can lead to substantial reductions in visual performance in a variety of clinical vision measures and functional visual tasks.1 Spectacle correction of astigmatism yield to prismatic effects. Preexisting astigmatism ≥1 D was present in up to 47% of cataract eyes. As far as the IOL is rotationally stable, the astigmatism correction during cataract surgery improves visual outcomes.2
* (Interim outcomes: 22 eyes)
1.1° MEAN ROTATION
AT 6 MONTHS
PEROPERATIVE MANOEUVRABILITY
With 4 closed-loop haptics and a small overall diameter, the IOL can peroperatively be rotated clockwise and anticlockwise easily in the bag, for an easy and precise alignment.
Histogram of preoperative corrected distance visual acuity and uncorrected distance visual acuity at one week, one month and 6 monthts (Interim outcomes of a study conducted
in France (mean age 77±8 years old) Promotor Cristalens Industrie)
EFFICACY
ARTIS T PL E succeeded to restore spectacle independence for distance vision: spherical equivalent at 6 months was 0.06±0.62 and the mean residual cylinder was -0.82±0.52D.** Postoperative uncorrected visual acuity (presented hereafter) was very satisfactory for the cohort age.
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-0.5 0.50 1 1.5 2 2.5 3 3.5
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Abs
olut
e ro
tatio
n (°)
UC
VA
(Log
MA
R)
1 week - 1 month
1 month - 6 months
1 week - 6 months
Preop Visualacuity (LogMAR)
MT
F @
50
c/m
m
Addition (D)
multifocal add+3D
multifocal add+2.5D
Normal cornea Cornea with astigmatism
Postop 1-weekUCVA (LogMAR)
Postop 1-monthUCVA (LogMAR)
Postop 1-monthsUCVA (LogMAR)
43 x 180°
44 x 90°A.WTR: With the Rule• Steeper axis at 90°• 44 x 90° and 43 x 180°• More common in younger patients and myopic eyes
44 x 180°
43 x 90°B.ATR: Against the Rule• Steeper axis at 180°• 44 x 180° and 43 x 90°• More common in older patients (cataract patients)
ADD +3D
ADD +2.5D
-0.20
1 0.5 0 -0.5 -1 -1.5 -2 -2.5 -3 -3.5 -4
-0.10
0.00
0.10
0.20
0.30
0.40
0.50
0.60
- 0.500 5 10 15 20
0.00
0.50
1.O0
1.50
2.00
2.50
+3D/+3D+2.5D/+3D
+3D+2.5D
Do you have difficulties to...? +2.5D/+3D +3D/+3D
None Very little Some Many Impossible becouse of sight
See the reactions or face expression of someone you are discussing with
Recognise someone in the same room, in a restaurant or in the street
Attend cinema, theater, stadium or sport room
Watch television
Practice outside sports
Read streets or shops names, signs in public transportations
During meals, card games, lotto
Clean, dish wash, cook, garden
Read computer, counter, GPS, label of boxes on shelves
Wash, shave, hair dress, make up
Read small print
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Problem for night driving
none very little some many
+2.5D/+3D
+3D/+3D
0 1 2 3 4 5 6
0
10
20
30
40
50
60
70
80
90
100
Diamètre pupillaire (mm)
éner
gie
lum
ineu
se
reçu
e pa
r ch
aque
foy
er (%
)
IOLs addition +2D à +2.75D
vision de près vision de loin
Halos
none very little sometimes often all the time
+2.5D/+3D
+3D/+3D
0%
10%
20%
30%
40%
50%
60%
70%
IOLs addition +3D à +3.5D
vision de près vision de loin
ARTIS® T PL E
1 Read SA, Vincent SJ, Collins MJ. The visual and functional impacts of astigmatism and its clinical management. Ophthalmic Physiol Opt. 2014 May;34(3):267-942 Harris WF. Ray vector fields, prismatic effect, and thick astigmatic optical systems. Optom Vis Sci. 1996 Jun;73(6):418-23. Review.3 Ayaki M ,Negishi K,Tsubota K. Rejuvenation effects of cataract surgery with ultraviolet blocking intra-ocular lens on circadian rhythm and gait speed. Rejuvenation Res.2014 Aug;17(4):359-654 Mendoza-Mendieta ME, Lorenzo-Mejía AA. Associated depression in pseudophakic patients with intraocular lens with and without chromophore. Clin Ophthalmol. 2016 Mar 31;10:577-81.
** (Interim outcomes: n=42 eyes)
CRISTALENS INDUSTRIE PRELOADED SYSTEM
Cristalens Industrie preloaded system was designed for its Cristalens Industrie hydrophobic IOLs: 2 mm incision size.
Preloaded IOLs are prone to reduce endophthalmitis 5 due to the absence of IOL manipulation.
Remove the lens holder, hydrate, protect your IOL with viscoelastic, clip the cartridge and everything is ready for injection:
➤ IOL inspection is possible before injection, ➤ no complicated protocol,➤ no need for a support,➤ no risk of dehydration,➤ one hand is free (on the opposite to system with screw).
Astigmatism is a common type of refractive error. It is a condition in which the eye does not focus light evenly onto the retina, the light-sensitive tissue at the back of the eye.
Up until now, the toric calculators were calculating the IOL cylinder in the IOL plane with respect to the anterior cornea power taking into account the mean surgically induced corneal astigmatism.
CRISTALENS’ CALCULATOR INTEGRATES THE POSTERIOR ASTIGMATISM OF YOUR PATIENT’S CORNEA:
The cornea has astigmatism when its curvature is not constant; its power -inverse of the radius of curvature- is then not the same depending on the meridian. The cornea presents a meridian where the power is high (small radius of curvature): steep axis and a meridian where the power is low: flat axis (high radius of curvature).
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-0.5 0.50 1 1.5 2 2.5 3 3.5
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0
0,1
Abs
olut
e ro
tatio
n (°)
UC
VA
(Log
MA
R)
1 week - 1 month
1 month - 6 months
1 week - 6 months
Preop Visualacuity (LogMAR)
MT
F @
50
c/m
m
Addition (D)
multifocal add+3D
multifocal add+2.5D
Normal cornea Cornea with astigmatism
Postop 1-weekUCVA (LogMAR)
Postop 1-monthUCVA (LogMAR)
Postop 1-monthsUCVA (LogMAR)
43 x 180°
44 x 90°A.WTR: With the Rule• Steeper axis at 90°• 44 x 90° and 43 x 180°• More common in younger patients and myopic eyes
44 x 180°
43 x 90°B.ATR: Against the Rule• Steeper axis at 180°• 44 x 180° and 43 x 90°• More common in older patients (cataract patients)
ADD +3D
ADD +2.5D
-0.20
1 0.5 0 -0.5 -1 -1.5 -2 -2.5 -3 -3.5 -4
-0.10
0.00
0.10
0.20
0.30
0.40
0.50
0.60
- 0.500 5 10 15 20
0.00
0.50
1.O0
1.50
2.00
2.50
+3D/+3D+2.5D/+3D
+3D+2.5D
Do you have difficulties to...? +2.5D/+3D +3D/+3D
None Very little Some Many Impossible becouse of sight
See the reactions or face expression of someone you are discussing with
Recognise someone in the same room, in a restaurant or in the street
Attend cinema, theater, stadium or sport room
Watch television
Practice outside sports
Read streets or shops names, signs in public transportations
During meals, card games, lotto
Clean, dish wash, cook, garden
Read computer, counter, GPS, label of boxes on shelves
Wash, shave, hair dress, make up
Read small print
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Problem for night driving
none very little some many
+2.5D/+3D
+3D/+3D
0 1 2 3 4 5 6
0
10
20
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50
60
70
80
90
100
Diamètre pupillaire (mm)
éner
gie
lum
ineu
se
reçu
e pa
r ch
aque
foy
er (%
)
IOLs addition +2D à +2.75D
vision de près vision de loin
Halos
none very little sometimes often all the time
+2.5D/+3D
+3D/+3D
0%
10%
20%
30%
40%
50%
60%
70%
IOLs addition +3D à +3.5D
vision de près vision de loin
ARTIS® T PL E
The cornea is having an anterior cornea, accounting for the majority of the corneal power (43D in average) and a posterior cornea accounting for 0 to 2D.
The amount of the posterior astigmatism is dependent on the orientation of the anterior corneal astigmatism: Ueno6 demonstrated that corneal thickness is greater in the vertical than in the horizontal direction, making the posterior astigmatism more against-the-rule pattern than calculated on basis of the anterior corneal curvature measurement only. That is why he identified a linear relationship between the posterior astigmatism (PA) with respect to the ante-rior one (KA): this means that depending on the amount of anterior cornea astigmatism and on its orientation, one can assume the value of the posterior astigmatism. This enables to be more accurate for the calculation of the cylindrical power of the IOL.
The current calculator is giving the opportunity to compensate for the posterior cornea power depending on the anterior cornea astigmatism power and orientation. The Ueno calculation is based on more than 500 patients.
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0
0,1
Abs
olut
e ro
tatio
n (°)
UC
VA
(Log
MA
R)
1 week - 1 month
1 month - 6 months
1 week - 6 months
Preop Visualacuity (LogMAR)
MT
F @
50
c/m
m
Addition (D)
multifocal add+3D
multifocal add+2.5D
Normal cornea Cornea with astigmatism
Postop 1-weekUCVA (LogMAR)
Postop 1-monthUCVA (LogMAR)
Postop 1-monthsUCVA (LogMAR)
43 x 180°
44 x 90°A.WTR: With the Rule• Steeper axis at 90°• 44 x 90° and 43 x 180°• More common in younger patients and myopic eyes
44 x 180°
43 x 90°B.ATR: Against the Rule• Steeper axis at 180°• 44 x 180° and 43 x 90°• More common in older patients (cataract patients)
ADD +3D
ADD +2.5D
-0.20
1 0.5 0 -0.5 -1 -1.5 -2 -2.5 -3 -3.5 -4
-0.10
0.00
0.10
0.20
0.30
0.40
0.50
0.60
- 0.500 5 10 15 20
0.00
0.50
1.O0
1.50
2.00
2.50
+3D/+3D+2.5D/+3D
+3D+2.5D
Do you have difficulties to...? +2.5D/+3D +3D/+3D
None Very little Some Many Impossible becouse of sight
See the reactions or face expression of someone you are discussing with
Recognise someone in the same room, in a restaurant or in the street
Attend cinema, theater, stadium or sport room
Watch television
Practice outside sports
Read streets or shops names, signs in public transportations
During meals, card games, lotto
Clean, dish wash, cook, garden
Read computer, counter, GPS, label of boxes on shelves
Wash, shave, hair dress, make up
Read small print
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Problem for night driving
none very little some many
+2.5D/+3D
+3D/+3D
0 1 2 3 4 5 6
0
10
20
30
40
50
60
70
80
90
100
Diamètre pupillaire (mm)
éner
gie
lum
ineu
se
reçu
e pa
r ch
aque
foy
er (%
)
IOLs addition +2D à +2.75D
vision de près vision de loin
Halos
none very little sometimes often all the time
+2.5D/+3D
+3D/+3D
0%
10%
20%
30%
40%
50%
60%
70%
IOLs addition +3D à +3.5D
vision de près vision de loin
0
1
2
3
4
5
6
0,7
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
0.5
-0.5 0.50 1 1.5 2 2.5 3 3.5
0,6
0,5
0,4
0,3
0,2
0
0,1
Abs
olut
e ro
tatio
n (°)
UC
VA
(Log
MA
R)
1 week - 1 month
1 month - 6 months
1 week - 6 months
Preop Visualacuity (LogMAR)
MT
F @
50
c/m
m
Addition (D)
multifocal add+3D
multifocal add+2.5D
Normal cornea Cornea with astigmatism
Postop 1-weekUCVA (LogMAR)
Postop 1-monthUCVA (LogMAR)
Postop 1-monthsUCVA (LogMAR)
43 x 180°
44 x 90°A.WTR: With the Rule• Steeper axis at 90°• 44 x 90° and 43 x 180°• More common in younger patients and myopic eyes
44 x 180°
43 x 90°B.ATR: Against the Rule• Steeper axis at 180°• 44 x 180° and 43 x 90°• More common in older patients (cataract patients)
ADD +3D
ADD +2.5D
-0.20
1 0.5 0 -0.5 -1 -1.5 -2 -2.5 -3 -3.5 -4
-0.10
0.00
0.10
0.20
0.30
0.40
0.50
0.60
- 0.500 5 10 15 20
0.00
0.50
1.O0
1.50
2.00
2.50
+3D/+3D+2.5D/+3D
+3D+2.5D
Do you have difficulties to...? +2.5D/+3D +3D/+3D
None Very little Some Many Impossible becouse of sight
See the reactions or face expression of someone you are discussing with
Recognise someone in the same room, in a restaurant or in the street
Attend cinema, theater, stadium or sport room
Watch television
Practice outside sports
Read streets or shops names, signs in public transportations
During meals, card games, lotto
Clean, dish wash, cook, garden
Read computer, counter, GPS, label of boxes on shelves
Wash, shave, hair dress, make up
Read small print
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Problem for night driving
none very little some many
+2.5D/+3D
+3D/+3D
0 1 2 3 4 5 6
0
10
20
30
40
50
60
70
80
90
100
Diamètre pupillaire (mm)
éner
gie
lum
ineu
se
reçu
e pa
r ch
aque
foy
er (%
)
IOLs addition +2D à +2.75D
vision de près vision de loin
Halos
none very little sometimes often all the time
+2.5D/+3D
+3D/+3D
0%
10%
20%
30%
40%
50%
60%
70%
IOLs addition +3D à +3.5D
vision de près vision de loin
5 K Weston, R Nicholson, C Bunce… An 8-year retrospective study of cataract surgery and postoperative endophthalmitis: injectable intraocular lenses may reduce the incidence of postoperative endophthalmitis. Br J Ophthalmol. 2015 Oct;99(10):1377-80. 6 Ueno Y, Hiraoka T, Miyazaki M, Ito M, Oshika T. Corneal thickness profile and posterior corneal astigmatism in normal corneas. Ophthalmology. 2015 Jun;122(6):1072-8.
To summarize all steps of the calculation, after loading the anterior corneal power and the SIA, the calculator recalculates the total corneal power, using Ueno predictor and the power and orientation of the anterior cornea. Then the total corneal power is vectorially added with the SIA. The IOL power and axis can then be sent as output.
DESIGNATION TECHNICAL SPECIFICATIONS
Lens type For implantation in the capsular bag
Optic diameter 6.00 mm (from +10.0D to +25.0D)5.80 mm (from +25.5D to +35.0D)
Overall diameter 10.79 mm (from +10.0D to +25.0D)10.50 mm (from +25.5D to +35.0D)
Design One piece square edge on 360°
Optic design Aspherical on the anterior surfaceToric on the posterior surface, biconvex
Angulation 5°
Material 100% Hydrophobic acrylic for micro-incision
Dioptric powers(spherical equivalent) From +10.0D to +35.0D by 0.5D
Cylinder powers +0.75D / +1.50D / +2.25D / +3.00D+3.75D / +4.50D / +5.25D / +6.00D
Estimated A-Constant (SRK-T) 119.3 Ultrasound biometry119.7 Interference laser biometry
Suggested Anterior Chamber Depth (ACD)
5.77 mm Ultrasound biometry6.03 mm Interference laser biometry
Refractive index 1.54
Sterilization Ethylene oxide
Recommended incision size < 2.0 mm
TECHNICAL SPECIFICATIONS
BR
OC
HU
RE_
EXPO
RT_
1013
Intraocular LensesManufacturer
CRISTALENS INDUSTRIE4 rue Louis de Broglie
22300 LANNIONFRANCE
Tel +33 2 96 48 92 92Fax +33 2 96 48 97 87
www.cristalens.fr