Novel approach to 24-HR IOP assessment

Active Project Grant Awarded Last action

Award ID
R01EY036103
Recipient
Awarding agency
Obligated
$1,396,273

Award facts

Assistance listing
93.867 Vision Research
Completion date 33% complete
Place of performance
California, USA

Award details come from USAspending.gov.

Description

Abstract
Twenty-four-hour intraocular pressure (IOP) assessment remains an unmet need in the clinical management of glaucoma. Among the devices that yield IOP measurements in millimeters of mercury, there is a 15-33% variance between true IOP and device output. Other devices lack the automation that facilitates IOP capture during undisturbed sleep. The ideal device would be non-invasive, accurate, and automated. Such a device would permit the exploration of the relationship between intraday IOP fluctuation and the pathogenesis of primary open angle glaucoma, the leading cause of irreversible blindness. IT would also facilitate accurate screening, rapid diagnosis, and intuitive assessment of response to treatment. The overarching goal of the proposed research is to develop an accurate, safe, wearable IOP monitor. To accomplish this, we propose the following aims: aim 1: develop prototype of a contact lens based IOP sensor based on atomic force microscopy. Aim 2: develop an empirical model for the relationship between indentation measurements and IOP. Aim 3: assess the effects of self-sensing cantilever indentation on the human corneal epithelium. The results of these experiments will inform prototype development with the goal of developing a wearable IOP monitor that accurately measures IOP with 0.1-1 mmhg precision. This instrument would improve the clinical management of glaucoma. Activities related to diversity: the rabb-venable eye research cluster initiative recent studies have demonstrated the dire lack of diversity among ophthalmology faculty and trainees. There is a similar trend in the biomedical research workforce and the NIH clinical research training program only yielded five potential eye researchers in 15 years. During the grant funding period, we would like to: objective 1: expand urim medical student recruitment to ophthalmology residency training programs. Objective 2: support urim medical students to complete a one-year research fellowship. Objective 3: increase urim ophthalmologist representation in the clinical translational research pipeline. Physician workforce diversity is a key component of mitigating healthcare disparities. This program will produce up to 25 potential eyes researchers during the 5-year funding period. We believe that building a core of physician scientists who can provide culturally sensitive care to underserved communities and lead the development and adoption of equitable healthcare delivery procedures and practices is necessary in ensuring greater health equity.

Transactions

Action Obligated Date
Amendment $682,309
Original award $713,964

Subawards

Subrecipient Amount Awarded
Interuniversitair Micro-Electronica Centrum Dr. De Smet's group will design and fabricate the sensor device based on an off-the self SSC embedded in a custom designed RGP structure. The design of the… $55,434
University Of Illinois The cornea protects internal ocular contents against external insults while refracting and transmitting the incoming light onto the lens. The biomechanical… $155,583
University Of Miami General description of the actions to be performed by the subcontractor and the expected results Dr. Ziebarth's laboratory will use a custom-developed Atomic… $446,532

Quick answers

Who received award R01EY036103?

R01EY036103 was awarded to The Regents Of The University Of California. San Francisco by National Eye Institute (National Institutes of Health) on March 1, 2025.

How much is award R01EY036103 worth?

$1,396,273 has been obligated on R01EY036103.

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