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Cataract Coach™

Cataract Coach™

Professor Uday Devgan MD, renowned Los Angeles cataract surgeon, teaches the Best Techniques for Cataract, Glaucoma, Cornea & Refractive Surgery. All Content © 2018-2026 Uday Devgan Cataract Coach™

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Category: cortex

Quiz: A shallowing capsular bag during cortex removal

The irrigation / aspiration probe is placed in the eye and we begin cortex removal. But as we try to … More

Quiz: Why won’t this nucleus rotate?

This patient has a relatively opaque cataract with a pre-operative vision of only counting fingers. When we go to perform … More

Cataract surgery & Phakic IOL removal

Posterior chamber phakic lens implants can effectively treat a large degree of myopia while retaining the accommodation of a youthful … More

Quiz: Why does the red reflex change during surgery?

This is a routine cataract surgery, but there is a limited red reflex during the surgery. This is sometimes due … More

Collapse of the capsular bag during cortex removal

This is a continuation of the case from yesterday, you can review it here. In that case, the phaco probe … More

Opaque Cortical Cataract Cases can be Challenging

The cortical cataract changes look like spokes of a wheel and they can cause issues for both the patient and … More

How to Flip Up the Epi-Nucleus for easy removal

Hydro-delineation can be helpful to separate the dense endo-nucleus from the epi-nucleus of the cataract. This makes is a bit … More

Various Approaches to removing the Epi-Nucleus

When we perform hydro-delineation, we separate the dense endo-nucleus from the relatively soft epi-nucleus. This is helpful in multiple different … More

Be Cautious with the Wrinkly Old Bag

This is one wrinkly old bag! Of course, we are referring to the capsular bag in this cataract surgery. This … More

Understanding Reflux Mode during Phaco

Reflux mode is when you use the foot-pedal to reverse the fluidic pump of your phaco machine. Instead of aspirating … More

Use of a Simcoe Cannula in Cataract Surgery

This video features guest surgeon Rob Melendez MD from New Mexico, USA. Dr. Melendez is a highly talented surgeon with … More

Bimanual Irrigation / Aspiration Technique

Bimanual irrigation / aspiration can be helpful to access a full 360 degrees of cortex, keep the anterior chamber maintained, … More

Radial Wrinkles mean aspiration of the capsule!

These radial wrinkles emanating from the port of the irrigation/aspiration probe are in the posterior capsule. This happens when we … More

Why is the pupil peaked during this cataract surgery?

The iris is a fluid tissue that moves within the eye in response to the fluidic changes of cataract surgery. … More

Routine case, but what’s this line on the capsule?

This is a perfectly routine cataract case and it goes beautifully. But then, at the end of the case with … More

If the view is cloudy, remember the capsulorhexis margins

When the cortex gets opaque, it makes the visualization poor because it blocks the red reflex from retro-illumination. Sometimes, the … More

Check under the Iris for Hidden Cortex Material

When performing cataract surgery for an eye with a moderate or small pupil, be sure to check under the iris … More

Bimanual Irrigation / Aspiration for Cortex

For most cases a coaxial arrangement of both the phaco and irrigation / aspiration (I/A) handpieces works very well. However, … More

Cataract Surgery with Traumatic Zonular Loss

Are you ready for a challenge? This patient is a relatively young construction worker who sustained a blunt traumatic ocular … More

Hydro-Dissection versus Hydro-Delineation

Once the capsulorhexis has been created, it is helpful to use balanced salt solution to loosen and separate the cataract … More

How to remove stubborn sub-incisional cortex

During cataract surgery it is important that we remove all of the lens cortex in order to minimize post-operative inflammation … More

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