Transpalpebral Electrical Stimulation as a Novel Therapeutic Approach to Decrease Intraocular Pressure for Open-Angle Glaucoma: A Pilot Study

Purpose. To determine the effect on intraocular pressure of transpalpebral specific exogenous voltages in a cohort of open-angle glaucoma patients. Methods. This is a prospective, comparative, and experimental pilot study. The electrical stimuli applied consisted of 10 Hz, biphasic, nonrectangular c...

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Main Authors: Félix Gil-Carrasco, Daniel Ochoa-Contreras, Marco A. Torres, Jorge Santiago-Amaya, Fidel W. Pérez-Tovar, Roberto Gonzalez-Salinas, Luis Nino-de-Rivera
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Journal of Ophthalmology
Online Access:http://dx.doi.org/10.1155/2018/2930519
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author Félix Gil-Carrasco
Daniel Ochoa-Contreras
Marco A. Torres
Jorge Santiago-Amaya
Fidel W. Pérez-Tovar
Roberto Gonzalez-Salinas
Luis Nino-de-Rivera
author_facet Félix Gil-Carrasco
Daniel Ochoa-Contreras
Marco A. Torres
Jorge Santiago-Amaya
Fidel W. Pérez-Tovar
Roberto Gonzalez-Salinas
Luis Nino-de-Rivera
author_sort Félix Gil-Carrasco
collection DOAJ
description Purpose. To determine the effect on intraocular pressure of transpalpebral specific exogenous voltages in a cohort of open-angle glaucoma patients. Methods. This is a prospective, comparative, and experimental pilot study. The electrical stimuli applied consisted of 10 Hz, biphasic, nonrectangular current pulses (100 μA) delivered from an isolated constant current stimulator. At intake, baseline IOP measurements were obtained from each eye. The measurement was repeated before and after microstimulation until the end of the treatment. Results. Seventy-eight eyes of 46 patients diagnosed with POAG were studied: 58 eyes with maximum tolerated medical treatment and 20 eyes without treatment (naïve). The mean baseline IOP on the treated POAG group was 19.25 mmHg ± 4.71. Baseline IOP on the naïve group was 20.38 mmHg ± 3.28. At the four-month follow-up visit, the mean IOP value on the treatment group was 14.41 mmHg ± 2.06 (P<0.0001). The obtained mean IOP measurement on the treatment-naïve group was 15.29 mmHg ± 2.28 (P<0.0001). Conclusions. The hypotensive response obtained using transpalpebral electrical stimulation on POAG patients, both on treatment-naïve patients and on patients receiving maximum tolerable treatment, was statistically significant when comparing basal IOP measurements to those obtained at the four-month follow-up visit.
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spelling doaj-art-4ba6602f644d44059d016f8ed70a50732025-02-03T01:32:48ZengWileyJournal of Ophthalmology2090-004X2090-00582018-01-01201810.1155/2018/29305192930519Transpalpebral Electrical Stimulation as a Novel Therapeutic Approach to Decrease Intraocular Pressure for Open-Angle Glaucoma: A Pilot StudyFélix Gil-Carrasco0Daniel Ochoa-Contreras1Marco A. Torres2Jorge Santiago-Amaya3Fidel W. Pérez-Tovar4Roberto Gonzalez-Salinas5Luis Nino-de-Rivera6Glaucoma Department, Hospital Luis Sánchez Bulnes, Asociación para Evitar la Ceguera en México I.A.P, Mexico City, MexicoGlaucoma Department, Hospital Luis Sánchez Bulnes, Asociación para Evitar la Ceguera en México I.A.P, Mexico City, MexicoGlaucoma Department, Hospital Luis Sánchez Bulnes, Asociación para Evitar la Ceguera en México I.A.P, Mexico City, MexicoArtificial Vision Laboratory, Instituto Politécnico Nacional, Mexico City, MexicoArtificial Vision Laboratory, Instituto Politécnico Nacional, Mexico City, MexicoResearch Department, Asociación para Evitar la Ceguera en México I.A.P, Mexico City, MexicoArtificial Vision Laboratory, Instituto Politécnico Nacional, Mexico City, MexicoPurpose. To determine the effect on intraocular pressure of transpalpebral specific exogenous voltages in a cohort of open-angle glaucoma patients. Methods. This is a prospective, comparative, and experimental pilot study. The electrical stimuli applied consisted of 10 Hz, biphasic, nonrectangular current pulses (100 μA) delivered from an isolated constant current stimulator. At intake, baseline IOP measurements were obtained from each eye. The measurement was repeated before and after microstimulation until the end of the treatment. Results. Seventy-eight eyes of 46 patients diagnosed with POAG were studied: 58 eyes with maximum tolerated medical treatment and 20 eyes without treatment (naïve). The mean baseline IOP on the treated POAG group was 19.25 mmHg ± 4.71. Baseline IOP on the naïve group was 20.38 mmHg ± 3.28. At the four-month follow-up visit, the mean IOP value on the treatment group was 14.41 mmHg ± 2.06 (P<0.0001). The obtained mean IOP measurement on the treatment-naïve group was 15.29 mmHg ± 2.28 (P<0.0001). Conclusions. The hypotensive response obtained using transpalpebral electrical stimulation on POAG patients, both on treatment-naïve patients and on patients receiving maximum tolerable treatment, was statistically significant when comparing basal IOP measurements to those obtained at the four-month follow-up visit.http://dx.doi.org/10.1155/2018/2930519
spellingShingle Félix Gil-Carrasco
Daniel Ochoa-Contreras
Marco A. Torres
Jorge Santiago-Amaya
Fidel W. Pérez-Tovar
Roberto Gonzalez-Salinas
Luis Nino-de-Rivera
Transpalpebral Electrical Stimulation as a Novel Therapeutic Approach to Decrease Intraocular Pressure for Open-Angle Glaucoma: A Pilot Study
Journal of Ophthalmology
title Transpalpebral Electrical Stimulation as a Novel Therapeutic Approach to Decrease Intraocular Pressure for Open-Angle Glaucoma: A Pilot Study
title_full Transpalpebral Electrical Stimulation as a Novel Therapeutic Approach to Decrease Intraocular Pressure for Open-Angle Glaucoma: A Pilot Study
title_fullStr Transpalpebral Electrical Stimulation as a Novel Therapeutic Approach to Decrease Intraocular Pressure for Open-Angle Glaucoma: A Pilot Study
title_full_unstemmed Transpalpebral Electrical Stimulation as a Novel Therapeutic Approach to Decrease Intraocular Pressure for Open-Angle Glaucoma: A Pilot Study
title_short Transpalpebral Electrical Stimulation as a Novel Therapeutic Approach to Decrease Intraocular Pressure for Open-Angle Glaucoma: A Pilot Study
title_sort transpalpebral electrical stimulation as a novel therapeutic approach to decrease intraocular pressure for open angle glaucoma a pilot study
url http://dx.doi.org/10.1155/2018/2930519
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