{"id":{"repo_id":"njit","oai_identifier":"oai:digitalcommons.njit.edu:theses-1365"},"canonical_url":"https://search.dev.ndltd.org/etd/njit/oai:digitalcommons.njit.edu:theses-1365","repository":{"repo_id":"njit","name":"NJIT","base_url":"https://digitalcommons.njit.edu/do/oai/"},"display":{"title":"Design and construction of a novel transpalpebral ophthalmic tonometer","abstract":"Glaucoma -- a degeneration of the optic nerve- is a leading cause of blindness which is primarily caused by large fluctuations in intraocular pressure (lOP) known as diurnal variations. Because these peak in the early morning dropping off rapidly, a self administrable and inexpensive lOP home testing procedure is highly desirable. The approach contained herein -- unlike traditional Goldman applanation tonometry which requires the use of ophthalmic anesthetics and complex diagnostic equipment- describes a novel lOP measurement method consisting of concavation of the cornea or sclera through the palpebra superior by the spherical tip of an optoelectronic photodetector suspended in a force sensing probe. Three subjects participated in an experiment in which a prototype device was tested alongside traditional measurement techniques in a clinical setting. Whilst the device was designed to be initially calibrated to each individual subject for palpebral color, reflectivity and thickness, uncompensated preliminary data collected disclose proof of concept.","abstract_html":"Glaucoma -- a degeneration of the optic nerve- is a leading cause of blindness which is primarily caused by large fluctuations in intraocular pressure (lOP) known as diurnal variations. Because these peak in the early morning dropping off rapidly, a self administrable and inexpensive lOP home testing procedure is highly desirable. The approach contained herein -- unlike traditional Goldman applanation tonometry which requires the use of ophthalmic anesthetics and complex diagnostic equipment- describes a novel lOP measurement method consisting of concavation of the cornea or sclera through the palpebra superior by the spherical tip of an optoelectronic photodetector suspended in a force sensing probe. Three subjects participated in an experiment in which a prototype device was tested alongside traditional measurement techniques in a clinical setting. Whilst the device was designed to be initially calibrated to each individual subject for palpebral color, reflectivity and thickness, uncompensated preliminary data collected disclose proof of concept.","abstract_has_math":false,"creators":["Moinot, Philippe R."],"institution":null,"degree_name":"Master of Science in Biomedical Engineering - (M.S.)","degree_level":null,"degree_discipline":"Biomedical Engineering","degree_department":null,"school":null,"contributors":["Tara L. Alvarez","Max Roman","Mesut Sahin"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2008,"date_issued":"2008-05-31T07:00:00Z","date_published":"2008-05-31T07:00:00Z","updated_at":"2026-07-24T03:23:16Z","subjects":["Intraocular pressure","IOP measurement","Optoelectronic photodetector","Biomedical Engineering and Bioengineering"],"languages":[],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://digitalcommons.njit.edu/theses/366","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Tara L. 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Because these peak in the early morning dropping off rapidly, a self administrable and inexpensive lOP home testing procedure is highly desirable. The approach contained herein -- unlike traditional Goldman applanation tonometry which requires the use of ophthalmic anesthetics and complex diagnostic equipment- describes a novel lOP measurement method consisting of concavation of the cornea or sclera through the palpebra superior by the spherical tip of an optoelectronic photodetector suspended in a force sensing probe. Three subjects participated in an experiment in which a prototype device was tested alongside traditional measurement techniques in a clinical setting. Whilst the device was designed to be initially calibrated to each individual subject for palpebral color, reflectivity and thickness, uncompensated preliminary data collected disclose proof of concept."]},{"key":"dc:title","label":"Title","values":["Design and construction of a novel transpalpebral ophthalmic tonometer"]}]}],"canonical_facts":{"dc:contributor":["Tara L. Alvarez","Max Roman","Mesut Sahin"],"dc:creator":["Moinot, Philippe R."],"dc:description.abstract":["Glaucoma -- a degeneration of the optic nerve- is a leading cause of blindness which is primarily caused by large fluctuations in intraocular pressure (lOP) known as diurnal variations. Because these peak in the early morning dropping off rapidly, a self administrable and inexpensive lOP home testing procedure is highly desirable. The approach contained herein -- unlike traditional Goldman applanation tonometry which requires the use of ophthalmic anesthetics and complex diagnostic equipment- describes a novel lOP measurement method consisting of concavation of the cornea or sclera through the palpebra superior by the spherical tip of an optoelectronic photodetector suspended in a force sensing probe. Three subjects participated in an experiment in which a prototype device was tested alongside traditional measurement techniques in a clinical setting. Whilst the device was designed to be initially calibrated to each individual subject for palpebral color, reflectivity and thickness, uncompensated preliminary data collected disclose proof of concept."],"dc:identifier":["https://digitalcommons.njit.edu/theses/366"],"dc:subject":["Intraocular pressure","IOP measurement","Optoelectronic photodetector","Biomedical Engineering and Bioengineering"],"dc:title":["Design and construction of a novel transpalpebral ophthalmic tonometer"],"dc:type":["Thesis"],"thesis:degree_discipline":["Biomedical Engineering"],"thesis:degree_name":["Master of Science in Biomedical Engineering - (M.S.)"]},"updated_at":"2026-07-24T03:23:16Z"}