Posterior Assisted Levitation of Dropped Nucleus (PAL)

August 23, 2011 updated by: Jamshed Ahmed, Dow University of Health Sciences

Posterior Assisted Levitation by Pars-Plana Levitator

Dropping of nucleus is a common complication during cataract extraction by phacoemulsification. The investigators describe a new technique to retrieve the dropped nucleus by using an instrument called Pars Plana Levitator (ASICO-LLC, USA).

Study Overview

Status

Completed

Conditions

Detailed Description

Upon recognition of posterior capsular rupture and dropping of nucleus phaco prob will be withdrawn, status of the nucleus will be visualized by posterior segment non contact lens and if the nucleus found floating, pars plana levitator will be introduced through temporal pars plana, its prongs will be opened and nucleus will be grasped between prongs. Nucleus will be lifted up till the anterior chamber where phacoemulsification will be performed in a usual manner and a posterior chamber intraocular lens will be implanted if possible in the remaining bag.

Study Type

Observational

Enrollment (Anticipated)

14

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Pakistan
    • Sindh
      • Karachi, Sindh, Pakistan, 74200
        • Eye Unit III, Lyari General Hospital , Dow university of Health Sciences

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

30 years to 90 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Sampling Method

Non-Probability Sample

Study Population

Patients who had dropped nucleus during phacoemulsification

Description

Inclusion Criteria:

  • Patients during cataract surgery whose nucleus will be dropped during phacoemulsification

Exclusion Criteria:

  • Completely dropped nucleus touching the posterior pole

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Dow University of Health Sciences

Investigators

  • Principal Investigator: Shahid Wahab, FCPS, Dow University of Health Sciences

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

January 1, 2009

Primary Completion (Actual)

March 1, 2011

Study Completion (Actual)

March 1, 2011

Study Registration Dates

First Submitted

August 24, 2009

First Submitted That Met QC Criteria

September 9, 2009

First Posted (Estimate)

September 10, 2009

Study Record Updates

Last Update Posted (Estimate)

August 24, 2011

Last Update Submitted That Met QC Criteria

August 23, 2011

Last Verified

September 1, 2009

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • DUHS-SWJA

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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