• This document addresses the continuous monitoring of intraocular pressure (IOP). (unicare.com)
  • The use of continuous monitoring of intraocular pressure is considered investigational and not medically necessary for all indications. (unicare.com)
  • Purpose: Assessment on enucleated pig eyes of a novel and minimally invasive method for the continuous monitoring of intraocular pressure (IOP), based on a novel wireless contact lens sensor (CLS). (epfl.ch)
  • Nakajima, Goh, Azuma & Hayaishi, "Effects of Prostaglandin D.sub.2 and its analogue BW245C, on Intraocular Pressure in Humans," Graef's Arch Clin Exp Ophthalmol 229:411-413 (1991). (patentgenius.com)
  • Differences in pressure between the two eyes are often clinically significant, and potentially associated with certain types of glaucoma, as well as iritis or retinal detachment. (wikipedia.org)
  • The symptoms include vision loss caused by both the underlying etiology (such as retinal vascular disease) as well as increased intraocular pressure (IOP), often accompanied by corneal edema, hyphema, or vitreous hemorrhage. (modernmedicine.com)
  • Elevated intraocular pressure (IOP) is the best recognized risk factor for the pathogenesis of glaucoma and the extent of retinal ganglion cell (RGC) degeneration in glaucoma is closely correlated with the extent of IOP elevation. (utah.edu)
  • There are clear evidences that the hemodynamics of the central retinal artery (CRA) is strongly affected by the level of intraocular pressure (IOP), which is the pressure inside the eye globe. (aimsciences.org)
  • The intraocular pressure (IOP) increase is one of the favourable factors in the apoptosis or death of the retinal nervous cells and is responsable for the progressive lost of the same cells. (arvojournals.org)
  • Hasegawa Y, Okamoto F, Sugiura Y, Okamoto Y, Hiraoka T, Oshika T. Intraocular pressure elevation in the early postoperative period after vitrectomy for rhegmatogenous retinal detachment. (springer.com)
  • Klatz R, Goldman R, Pinchuk B, Nelson K, Tarr R. The effects of gravity inversion procedures on systemic blood pressure, intraocular pressure, and central retinal arterial pressure. (jaoa.org)
  • ANTIGENS ASSOCIATED WITH SPECIFIC RETINAL CELLS ARE AFFECTED BY ISCHAEMIA CAUSED BY RAISED INTRAOCULAR PRESSURE: EFFECT OF GLUTAMATE ANTAGONISTS * * Part of the work reported in this original communication was presented at the symposium entitled Excitatory Amino Acid Signaling , which was held in Kyoto, Japan, 15-18 July 1995 (organised by Y. Yoneda and M. Toru). (deepdyve.com)
  • The visual acuity, intraocular pressure ,retinal neovascularization and the ME situation were observed and recorded. (youdao.com)
  • Eleven study subjects experienced a total of 23 serious adverse events, which included erosion of the conjunctiva (the clear covering of the eyeball), dehiscence (splitting open of a wound along the surgical suture), retinal detachment, inflammation, and hypotony (low intraocular pressure ). (youdao.com)
  • Elevated intraocular pressure, optic nerve atrophy, and impaired retinal development in ODAG transgenic mice. (mysciencework.com)
  • Deregulated expression of ODAG in the eye induces elevated intraocular pressure and optic nerve atrophy and impairs retinal development, possibly by interfering with the Rab6/Rab6-GAP-mediated signaling pathway. (mysciencework.com)
  • The procedure usually consists of exerting pressure on the eye with the ophthalmodynamometer and noting the reading on the calibrated plunger when the central retinal artery begins to pulsate (diastole) and the reading when the artery remains collapsed (systole). (jamanetwork.com)
  • Raised intraocular pressure (IOP) is the major modifiable risk factor for primary open angle glaucoma, 6 7 8 but around half of people with glaucoma present with IOP below 21 mm Hg, which is the threshold for ocular hypertension (raised IOP without any evidence of glaucoma). (bmj.com)
  • Elevated intraocular pressure is a highly heritable risk factor for primary open angle glaucoma and currently the only target for glaucoma therapy. (nature.com)
  • Moreover, given the known influence of ambient pressure and temperature on IOP, an underwater mask has been proposed as a provocative test in the diagnosis of primary open angle glaucoma (POAG) [ 30 ]. (hindawi.com)
  • Those with primary open-angle glaucoma had lower CSF pressure, and those with normal-tension glaucoma had even lower CSF pressure, he said. (healio.com)
  • Evaluation of a primary open-angle glaucoma prediction model using long-term intraocular pressure variability data. (ajmc.com)
  • Δ9-Tetrahydrocannabinol and Cannabidiol Differentially Regulate Intraocular Pressure. (nih.gov)
  • Our study helps to better understand underlying genetic and molecular mechanisms that regulate intraocular pressure, and identifies a new candidate gene, Cacna2d1 , that modulates intraocular pressure and a promising therapeutic, pregabalin, which binds to CACNA2D1 protein and lowers intraocular pressure significantly. (nature.com)
  • Alcohol and marijuana consumption leads to a transient decrease in intraocular pressure and caffeine may increase intraocular pressure. (wikipedia.org)
  • However, physicians are often reluctant to use ketamine for patients with eye injuries due to a concern that ketamine might increase intraocular pressure (IOP). (wiley.com)
  • A device for passively measuring intraocular pressure of a patient including an in vivo sensor and an instrument external to the patient for remotely energizing the sensor, thereby permitting the instrument to determine the intraocular pressure. (ideaconnection.com)
  • The in vivo sensor in the intraocular pressure monitor includes a capacitive pressure sensor and an inductive component. (ideaconnection.com)
  • This device was validated by measuring induced pressure in the fluid-filled bladder while digital pressure was applied to one surface, and the other surface was placed directly against a human cadaver eye or in vivo pig eye. (dovepress.com)
  • The human cadaver and in vivo pig eyes were each cannulated to provide a manometric intraocular pressure control. (dovepress.com)
  • A six-month animal study verifies the in vivo bioefficacy and biostability of the implant in the intraocular environment with no surgical or postoperative complications. (caltech.edu)
  • Berdahl said he evaluated 50,000 patients who had lumbar puncture over the course of 20 years and found that intracranial pressure (ICP), or cerebrospinal fluid (CSF) pressure, was lower in people who had glaucoma and higher in people with ocular hypertension. (healio.com)
  • He said these astronauts are experiencing VIIP: visual impairment and intracranial pressure. (healio.com)
  • A new kind of flexible, transparent pressure sensor, developed at the University of California, Davis, for use in medical applications, relies on a drop of liquid. (phys.org)
  • German devicemaker Implandata has successfully completed the ARGOS-01 pilot study evaluating the safety and functionality of its implantable intraocular pressure sensor, the company announced Friday. (fdanews.com)
  • The implant consists of a microsensor that is smaller than a U.S penny and can detect intraocular pressure data, along with a handheld device that transfers energy to the sensor and reads and stores the data that the sensor transmits. (fdanews.com)
  • This paper presents an implantable parylene-based wireless pressure sensor for biomedical pressure sensing applications specifically designed for continuous intraocular pressure (IOP) monitoring in glaucoma patients. (caltech.edu)
  • Two surface-micromachined sensor designs incorporating variable capacitor and variable capacitor/inductor resonant circuits have been implemented to realize the pressure-sensitive components. (caltech.edu)
  • The sensor is monolithically microfabricated by exploiting parylene as a biocompatible structural material in a suitable form factor for minimally invasive intraocular implantation. (caltech.edu)
  • It is housed in a hand-held case (4) which contains compressed air source (40), eye alignment detectors (12, 14), cornea applanation detector system (8, 10), a pressure sensor (32) and optical system for presenting gaze target (48). (patentgenius.com)
  • Comparison of Methods of Endotamponade Used During 23-Gauge Pars Plana Vitrectomy and the Risk of Raised Intraocular Pressure During 24-Month Follow-Up: A Retrospective Study of 196 Patients. (medworm.com)
  • All parameters measured by the ORA showed a significant correlation with the CCT, except for the corneal-compensated intraocular pressure (IOPcc). (uminho.pt)
  • How much is the Azopt likely to lower the pressure and will this prevent optic nerve atrophy(of which I have some though not noticeable in my vision)? (iddb.org)
  • I have optic nerve atrophy in both eyes which impacts my vision to a small extent and have been having trouble finding medication that significantly lowered pressure. (iddb.org)
  • Elevated intraocular pressure, optic nerve atrophy, and impair. (mysciencework.com)
  • Although intraocular pressure is only one of the major risk factors for glaucoma, lowering it via various pharmaceuticals and/or surgical techniques is currently the mainstay of glaucoma treatment. (clinicaltrials.gov)
  • Measured values of intraocular pressure are influenced by corneal thickness and rigidity. (wikipedia.org)
  • To evaluate the effects of irrigation dynamic pressure-assisted hydrodissection (irrigation-hydro: iH) on intraocular pressure (IOP) and the posterior chamber-anterior hyaloid membrane (PC-AHM) barrier in porcine eyes. (springer.com)
  • Influence of elevated intraocular pressure on the posterior chamber-anterior hyaloid membrane barrier during cataract operations. (springer.com)
  • Passive Silicon Transensor Intended for Biomedical, Remote Pressure Monitoring," Sensors and Actuators, A21-A23, pp. 58-61 (1990). (patents.com)
  • The device can also transmit pressure fluctuation and variability information to the patient's doctor, which aids in the evaluation of efficacy of treatment, the company says. (fdanews.com)