Transcript Read More.... - Diva Eye Institute

QUASAR Technique
of Chopping
as devised by
Dr. Dipan Desai
Desai Eye Institute & Laser Centre
Ahmedabad, India
Stop & Chop
Hold & Chop
Current world favourites
Combination
QUASAR Technique of Chopping
QUASAR
QU A
Quick
&
S
A
Safe
&
R
Reliable
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Stop & Chop
Hold & Chop
( Paul Koch )
( Nagahara )
More Phaco time
More fluid exchange
Routine 30 degree tip
Full diameter nucleus
cracked
More chance of PC rupture
Safe upto grade IV nucl. cats.
Provides chopping space
May require special chopper
for harder cataracts
Safer & easier to chop
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Less phaco time
Less fluid exchange
Special 0 degree tip
Full diameter & thickness
of nucleus cracked
Same
Safe upto grade III to IV
No chopping space
Sharp chopper required
• More technique
Occlusion with
High Vacuum
Bury Tip
in Nucleus
Occlusion with
High Vacuum
Final Lateral
Forces Applied
for Seperation
Final Lateral
Forces Applied
for Seperation
900 Rotation
Anti Clockwise
Quasar Phako is
Quick, Safe
& Reliable
- Good for all
Grades of Cataract
Quasar2
Quasar II
for removal of
Superior Nuclear Half
QUASAR Direct Phaco Chop
Modified and Devised
by
Dr. Dipan Desai
(SCULPTING STAGE)
Phaco I Settings
•FR – 14
•Vacuum – 30
•Power – 30-50
•Bottle Ht. – 22 inches
Start sculpting at the
superior capsulerrhexis
margin and go deep into
the nucleus downwards
and forwards
After embedding the
tip into nucleus use
Phaco II settings
FR (22-30)
Vacuum (100-400)
Power in pulse or
burst mode
QUASAR
PHACO
CHOP IS
NOW
SARAL
Thank You