Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Ralph Kerns"'
Autor:
Rodrigo A. Brant Fernandes, Yuxiang Zhong, Bruno Diniz, Anderson Teixeira, Ralph Kerns, Mark S. Humayun, Ramiro Ribeiro
Publikováno v:
Retina. 33:928-932
PURPOSE To evaluate flow rates and duty cycle for different sizes of ultra-high-speed pneumatic vitreous cutters. METHODS A precision balance measured the mass of water and vitreous removed from a vial. Porcine vitreous was obtained within 12 hours o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7d2c66e4a1ee7dcfe54f69221a0eb4dd
https://doi.org/10.1097/iae.0b013e31826f069e
https://doi.org/10.1097/iae.0b013e31826f069e
Autor:
Mark S. Humayun, Charles Deboer, Luiz H. Lima, Ralph Kerns, Prashant Bhadri, Matthew Mccormick
Publikováno v:
Retina. 30:1515-1519
Purpose: To evaluate and compare the performance of several designs of 20-gauge dual port (DP) vitreous cutter tips with a standard 20-gauge single port tip. Methods: Custom 20-gauge pneumatic vitreous DP cutter tips with different sizes and port pos
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b6be7c7edc686d64b149c2fca91c5689
https://doi.org/10.1097/iae.0b013e3181ea48f9
https://doi.org/10.1097/iae.0b013e3181ea48f9
Autor:
Mark S. Humayun, Adrian P. Rowley, Jaw-Chyng Lue, Ralph Kerns, Lawrence Chong, Matthew Mccormick, Anderson Teixeira, Naoki Matsuoka
Publikováno v:
British Journal of Ophthalmology. 94:1226-1229
To report a novel method to quantify traction applied to the retina using vitreous cutters during pars plana vitrectomy.Fresh porcine eyes were positioned in a specially developed holder and transfixed to the retinal layers with a wire and the other
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::35556e050e5a0e07c96d66d8c306b9f4
https://doi.org/10.1136/bjo.2009.166637
https://doi.org/10.1136/bjo.2009.166637
Autor:
Paulo Schor, Lawrence Chong, Aaron Barnes, Charles Deboer, Mark S. Humayun, Prashant Bhadri, Sophia Y Fang, Ralph Kerns, Octaviano Magalhães
Publikováno v:
RETINAL Cases & Brief Reports. 3:64-67
Purpose To evaluate the duty cycle of different vitrectomy cutters and classify their blade movement. Methods A precise weighing (0.01 g) high speed (2 samples/s) balance was used to study the 20-gauge and 25-gauge Bausch & Lomb Lightning-Millenium (
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4a961d9dcaae190e2e7fc8932cf7e5dd
https://doi.org/10.1097/icb.0b013e31815657a7
https://doi.org/10.1097/icb.0b013e31815657a7
An experimental protocol of the model to quantify traction applied to the retina by vitreous cutters
Autor:
Jaw-Chyng Lue, Mark S. Humayun, Anderson Teixeira, Luis Arana, Ralph Kerns, Lawrence Chong, Naoki Matsuoka, Matthew Mccormick, Prashant Bhadri
Publikováno v:
Investigative ophthalmologyvisual science. 51(8)
PURPOSE The purpose of this study was to use a novel method to quantify the traction applied to the retina during vitrectomy. METHODS Five 20-gauge electric cutters were used. Fresh porcine eyes were positioned in a specially developed holder and tra
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d2e6cabeca5d23e1a812c94fb9cb26af
https://pubmed.ncbi.nlm.nih.gov/20181834
https://pubmed.ncbi.nlm.nih.gov/20181834
Autor:
Charles Deboer, Mark S. Humayun, Octaviano Magalhães, Prashant Bhadri, Matthew Mccormick, Ralph Kerns, Lawrence P. Chong, Aaron Barnes
Publikováno v:
Essentials in Ophthalmology ISBN: 9783540694618
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c295cb5d10a3a8ea988a0b097f652dc9
https://doi.org/10.1007/978-3-540-68586-9_2
https://doi.org/10.1007/978-3-540-68586-9_2
Autor:
Sophia Y Fang, Prashant Bhadri, Charles Deboer, Mark S. Humayun, Ralph Kerns, Luiz H. Lima, Matthew Mccormick
Publikováno v:
Retina (Philadelphia, Pa.). 28(8)
To determine the influence of port geometry on water and vitreous flow rates and test novel vitreous cutter tips in specific surgical situations.Custom 20-gauge and 25-gauge vitreous cutter tips with different sized ports were evaluated through porci
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bf82bf90621deb4b53f68a9cb35774e9
https://pubmed.ncbi.nlm.nih.gov/18779711
https://pubmed.ncbi.nlm.nih.gov/18779711
Autor:
Mark S. Humayun, Lawrence P. Chong, Rahul N. Khurana, Prashant Bhadri, Ralph Kerns, Adrian P. Rowley, Charles Deboer
Publikováno v:
American Journal of Ophthalmology. 143:891-892
Purpose To evaluate the effectiveness of a prototype stereoscopic camera-based viewing system (Digital Microsurgical Workstation, three-dimensional (3D) Vision Systems, Irvine, California, USA) for anterior and posterior segment ophthalmic surgery. D
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::40a2c58b7391bb46f08f94ba508e2ab2
https://doi.org/10.1016/j.ajo.2006.12.032
https://doi.org/10.1016/j.ajo.2006.12.032
Autor:
Ralph Kerns
Publikováno v:
Solar Cells. 2:275-276
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0670c4ed41d213bac47e4c28bcdad578
https://doi.org/10.1016/0379-6787(80)90031-9
https://doi.org/10.1016/0379-6787(80)90031-9
Conference
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