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Showing 1 to 20 of 66 for “"intraocular pressure"”.

  1. Continuous Monitoring of Intraocular Pressure from the Sclera

    Stavropoulos, Aphrodite2013

    … optic neuropathy often associated with increased intraocular pressure (IOP) that can lead to impaired vision and blindness. Frequently asymptomatic, this eye disease may be undetectable until vision is severely compromised. The primary goal of glaucoma management is to prevent progressive nerve …

    toronto-retro Repository record

  2. An exploration of through-the-eye intraocular pressure measurement device

    Chiu, Flora T. (Flora Tze Kwan)Massachusetts Institute of Technology2005

    Glaucoma, caused by an elevated intraocular pressure (IOP), is one of the leading causes of blindness. As constant monitoring of IOP is essential in the treatment of glaucoma, the IOP measurement techniques described in patents and patent applications since 1950 are examined. None of the methods …

    mit Repository record

  3. The Effects of Self-Regulated Extraocular Muscle Tension on Intraocular Pressure.

    Silvia, Elvia Suyapa M

    … extraocular muscle tension and fluctuations in intraocular pressure (IOP) in normal subjects. Twenty subjects were asked to increase and decrease their EMG activity from the orbicularis muscle around the eye according to a biofeedback paradigm. Subjects received three trials of alternating …

    uab Repository record

  4. Minimally Invasive Characterization and Intraocular Pressure Measurement via Numerical Simulation of Human Cornea

    Kwon, Tae-HyunUniversity of Illinois at Urbana-Champaign2015

    Finally, the proposed method is applied in the simulation of a particular type of refractive surgery, picosecond laser keratomileusis (PLK), and compared with reported clinical outcomes.

    uiuc Repository record

  5. Effect of Hydrogen Sulfide Donors on Sympathetic Neurotransmission and Intraocular Pressure of the Eye

    Salvi, Ankita Abhay, Salvi, AnkitaCreighton University2013

    … condition is associated with an increase in the intraocular pressure (IOP). Its levels are maintained with a balance in the inflow and outflow of aqueous humor, a transparent fluid responsible for maintaining IOP. Existing therapies include medications either reducing aqueous humor production or …

    creighton Repository record

  6. Relationship between Preoperative Biometry and Intraocular Pressure Reduction after Phacoemulsification in Normal and Glaucoma patients

    박, 수연2011

    … 대비 전방 깊이, 안축장 길이 등의 수술 전 인자, 수술 전 안압을 전방 깊이로 나눈 Pressure/Depth ratio(PD ratio), 수술 전 안압을 안축장으로 나눈 Pressure/length ratio(PL ratio) 등의 지표 사이의 관련성을 분석하였다. 또한 수술 후 4mmHg 이상의 안압 하강에 대한 각 지표의 예측력을 추정하기 위해 Receiver operating characteristics(ROC) 곡선 아래 면적값(Area under-Receiver operating characteristics, …

    ajou Repository record

  7. Development of a Sensor Readout Integrated Circuit Towards a Contact Lens for Wireless Intraocular Pressure Monitoring

    Tran, Sung2020

    … project at Cal Poly. The project aims to monitor intraocular eye pressure (IOP) to help diagnose and treat glaucoma, which is expected affect 6.3 million Americans by 2050. The IC is designed using IBM’s 130 nm 8RF process, is powered by an on-lens thin film 3.8 V rechargeable battery, and will be …

    calpoly Repository record

  8. Blood pressure and intraocular pressure change in hypertensive and non-hypertensive patients after intravitreal bevacizumab injection

    임, 헌섭2011

    "유리체강내 베바시주맙 주입술이 혈압과 안압에 미치는 영향이 고혈압 이환 여부에 따라 차이가 있는지 알아보고자 한다. 당뇨황반부종, 맥락막 신생혈관 등 안과적 혈관질환을 진단받고 유리체강내 베바시주맙 주입술을 시행받은 환자 중 녹내장 약물을 투여 중이거나 유리체 절제술을 시행받은 과거력이 있는 환자, 혈압 조절 상태가 불량한 고혈압 환자들을 제외한 135 명을 연구대상으로 하였다. 술전에 혈압 및 안압을 측정한 후 수술실에서 무균적 처치하에 베바시주맙 1.25 mg을 하이측 평면부를 통해 유리체강내로 주입하였다. 시술 30분 후에 …

    ajou Repository record

  9. The effects of Nd:YAG laser cyclophotocoagulation on corneal sensitivity, intraocular pressure, aqueous tear production and corneal nerve morphology in the canine eye

    Weigt, Anne KelleyVirginia Tech2001

    … dogs had evidence of ulcerative keratitis. Intraocular pressure was significantly lower in laser treated eyes compared to control eyes in the a.m. on days 2-9,and 14, and in the p.m. on days 2-11 using a Bonferroni-corrected alpha level (P<0.0039). A significant decrease of one nerve bundle …

    vt Repository record

  10. How does sevuflurane induction, followed by a ketamine maintenance infusion affect intraocular pressure? : establishment of a protocol for paediatric glaucoma examinations under anaesthesia

    Van der Walt, Jessica GwendolineDepartment of Anaesthesia2015

    … by intravenous (IV) ketamine infusion on intraocular pressure (IOP) in the paediatric glaucoma population. 2. To establish the earliest time point at which IOP measurement most closely resembles awake values. Methods: A prospective, descriptive study of the IOP changes occurring in 25 …

    cape-town Repository record

  11. Η ΕΠΙΔΡΑΣΗ ΤΗΣ ΔΙΑΛΛΥΛΟΝΟΡΤΟΞΙΦΕΡΙΝΗΣ ΚΑΙ ΤΟΥ ΒΡΩΜΙΟΥΧΟΥ ΠΑΝΚΟΥΡΟΝΙΟΥ ΣΤΗΝ ΕΝΔΟΦΘΑΛΜΙΑ ΠΙΕΣΗ ΚΑΤΑ ΤΗΝ ΔΙΑΡΚΕΙΑ ΤΗΣ ΓΕΝΙΚΗΣ ΑΝΑΙΣΘΗΣΙΑΣ

    Gritsi-Gerogianni, Nikoletta, Γερογιάννη, ΝικολέτταUniversity of Patras1989

    … (DNT) AND OF PANCURONIUM BROMIDE (PB) ON THE INTRAOCULAR PRESSURE (IOP) DURING GENERAL ANAESTHESIAWAS PERFORMED ON 80 ADULT PATIENTS IN THE COURSE OF VARIOUS SURGICAL PROCEDURES. OUT OF THE 80 PATIENTS, 40 WERE CHRONIC HYPERTENSIVE AND 40 NORMOTENSIVE. WEADMINISTERED DTN IN 20 NORMOTENSIVE AND …

    greece Repository record

  12. Injury Biomechanics of the Human Eye During Blunt and Blast Loading

    Alphonse, Vanessa DawnVirginia Tech2012

    … injuries caused by blunt impacts and blast overpressure. This research represents part of an ongoing investigation to accurately quantify and predict eye injuries and injury mechanisms for various loading schemes. It has been shown that blunt trauma can cause severe eye injuries but it remains …

    vt Repository record

  13. Biomechanical Response of the Human Eye to Dynamic Loading

    Bisplinghoff, Jill AlizaVirginia Tech2009

    … system was used to dynamically increase intraocular pressure until rupture. Results for rupture pressure, stress and strain were reported. Water streams that varied in diameter and velocity were developed using a customized pressure system to impact eyes. Intraocular pressure, normalized …

    vt Repository record

  14. Cannabinoids: A Novel Treatment Strategy for Retinal Neurodegenerative Disorders

    Samudre, Sandeep2019

    … occurring cannabinoids are known to decrease intraocular pressure (IOP). Glaucomatous damage to the retina and optic nerve progresses even after therapy to maintain normal intraocular pressure (IOP). Topical application of cannabinoids decreases IOP while not affecting blood pressure or heart …

    odu Repository record

  15. Implications of dopamine D3 receptor for glaucoma: in-silico and in-vivo studies

    PLATANIA, CHIARA BIANCA MARIAUniversità degli studi di Catania2013

    … alterations of optic disc and visual field. High intraocular pressure (IOP) is the main risk factor of glaucoma. IOP reduction represents the first step in the management of glaucoma which is eventually followed by laser surgery of the trabecular meshwork (TM) and glaucoma-filtering surgery. …

    catania Repository record

  16. Second Harmonic Generation – A Novel Approach in Retinal Imaging

    Sharoukhov, Denis YThe Graduate School and University Center of The City University of New York2018

    … glaucoma (DBA/2J); and 3) if elevated levels of intraocular pressure affect MT integrity. Our results validate SHG imaging as a promising tool to research the biophysics of MTs and its possible role in neurodegenerative disorders</p>

    cuny-grad Repository record

  17. DEEP LEARNING ALGORITHMS FOR OPTICAL COHERENCE TOMOGRAPHY IMAGES WITH APPLICATIONS IN GLAUCOMA

    SRIPAD KRISHNA DEVALLA2020

    … cause of glaucoma remains unknown, the elevated intraocular pressure (IOP) that results in complex 3D biomechanical changes of the optic nerve head tissues (ONH), is indeed a well-known risk factor and considered as the only clinically treatable one. Since the inception of optical coherence …

    nus Repository record

  18. Design and construction of a novel transpalpebral ophthalmic tonometer

    Moinot, Philippe R.

    … 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 …

    njit Repository record

  19. Identification of Actin Binding Proteins Associated with Cross-Linked Actin Networks

    Mills, Christy E.2006

    … to examine mechanisms contributing to increased intraocular pressure using tissue culture models of steroid-induced ocular hypertension through identification of specific actin-binding proteins associated with cross-linked actin network (CLANs). Human trabecular meshwork ™ cells were cultured to …

    tdl Repository record

  20. Development of Multiple Microemulsion Eye Drops for Sustained Release of New Glaucoma Drug

    Maria, Doaa Nabih Ahmed2020

    <p>Persistent or repeated elevation of intraocular pressure (IOP) is a primary risk factor of visual field loss in glaucoma, therefore IOP reduction is the first-line therapeutic option in the disease management. Unfortunately, the current therapies are associated with a lot of deficiencies …

    tenn-hsc Repository record

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