Measuring phacoemulsification groove depth using probe tip dimensions and biometry lens thickness readings

Kevin Dunne, Alex J Buller Department of Ophthalmology, Hawkes Bay District Health Board, Hastings, New Zealand Aim: To describe a useful technique utilizing lens thickness from biometric data as well as phacoemulsification (phaco) probe tip dimensions, in order to more accurately determi...

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Main Authors: Dunne K, Buller AJ
Format: Article
Language:English
Published: Dove Medical Press 2016-08-01
Series:Clinical Ophthalmology
Subjects:
Online Access:https://www.dovepress.com/measuring-phacoemulsification-groove-depth-using-probe-tip-dimensions--peer-reviewed-article-OPTH
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author Dunne K
Buller AJ
author_facet Dunne K
Buller AJ
author_sort Dunne K
collection DOAJ
description Kevin Dunne, Alex J Buller Department of Ophthalmology, Hawkes Bay District Health Board, Hastings, New Zealand Aim: To describe a useful technique utilizing lens thickness from biometric data as well as phacoemulsification (phaco) probe tip dimensions, in order to more accurately determine safe groove depth during divide and conquer techniques for cataract surgery. Methods: Single center, selection of patients for cataract surgery deemed low risk and suitable for surgical teaching cases. Individual lens thickness measurements from biometry were calculated with known phaco tip dimensions to give an individualized safe number of phaco tip depths for grooving during divide and conquer. This technique was then applied during cataract surgery. Results: Utilization of this technique allows calculation and determination of an appropriate number of phaco tip depths of grooving for each individual patient. This technique was applied as a teaching tool for surgical trainees, with subsequent successful safe cataract surgeries completed. No posterior capsule ruptures were noted for these cases. Conclusion: By combining the biometric measurements of an individual patient’s lens thickness together with known phaco tip dimensions, individualized safe groove depths can be theoretically determined and applied during divide and conquer cataract surgery. Keywords: cataract, divide and conquer, groove depth, lens thickness, probe tip
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spelling doaj.art-9857ed1bfc104afe921b8d5ea996f6572022-12-21T22:58:52ZengDove Medical PressClinical Ophthalmology1177-54832016-08-01Volume 101553155628439Measuring phacoemulsification groove depth using probe tip dimensions and biometry lens thickness readingsDunne KBuller AJKevin Dunne, Alex J Buller Department of Ophthalmology, Hawkes Bay District Health Board, Hastings, New Zealand Aim: To describe a useful technique utilizing lens thickness from biometric data as well as phacoemulsification (phaco) probe tip dimensions, in order to more accurately determine safe groove depth during divide and conquer techniques for cataract surgery. Methods: Single center, selection of patients for cataract surgery deemed low risk and suitable for surgical teaching cases. Individual lens thickness measurements from biometry were calculated with known phaco tip dimensions to give an individualized safe number of phaco tip depths for grooving during divide and conquer. This technique was then applied during cataract surgery. Results: Utilization of this technique allows calculation and determination of an appropriate number of phaco tip depths of grooving for each individual patient. This technique was applied as a teaching tool for surgical trainees, with subsequent successful safe cataract surgeries completed. No posterior capsule ruptures were noted for these cases. Conclusion: By combining the biometric measurements of an individual patient’s lens thickness together with known phaco tip dimensions, individualized safe groove depths can be theoretically determined and applied during divide and conquer cataract surgery. Keywords: cataract, divide and conquer, groove depth, lens thickness, probe tiphttps://www.dovepress.com/measuring-phacoemulsification-groove-depth-using-probe-tip-dimensions--peer-reviewed-article-OPTHCataractdivide and conquergroove depthlens thicknessprobe tip
spellingShingle Dunne K
Buller AJ
Measuring phacoemulsification groove depth using probe tip dimensions and biometry lens thickness readings
Clinical Ophthalmology
Cataract
divide and conquer
groove depth
lens thickness
probe tip
title Measuring phacoemulsification groove depth using probe tip dimensions and biometry lens thickness readings
title_full Measuring phacoemulsification groove depth using probe tip dimensions and biometry lens thickness readings
title_fullStr Measuring phacoemulsification groove depth using probe tip dimensions and biometry lens thickness readings
title_full_unstemmed Measuring phacoemulsification groove depth using probe tip dimensions and biometry lens thickness readings
title_short Measuring phacoemulsification groove depth using probe tip dimensions and biometry lens thickness readings
title_sort measuring phacoemulsification groove depth using probe tip dimensions and biometry lens thickness readings
topic Cataract
divide and conquer
groove depth
lens thickness
probe tip
url https://www.dovepress.com/measuring-phacoemulsification-groove-depth-using-probe-tip-dimensions--peer-reviewed-article-OPTH
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