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

QU A

QUASAR

S A R Quick & Safe & Reliable

Stop & Chop ( Paul Koch ) Hold & Chop ( Nagahara )

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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

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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

90 0 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