Results 41 to 50 of about 580 (130)

Comparative Study between Inferior Oblique Muscle Standard Anteriorization versus Myectomy in Primary Inferior Oblique Over Action [PDF]

open access: yesInternational Journal of Medical Arts, 2023
Background: Surgical procedures for the treatment of intraosseous adhesions [IOOAs] have included a variety of approaches, such as disinsertion, recession, myectomy, and anterior transposition.The Aim of the work: This study aimed to compare between ...
Eman Magdy   +2 more
doaj   +1 more source

Pseudoamblyopia in Congenital Cyclotropia

open access: yesJournal of Ophthalmology, Volume 2017, Issue 1, 2017., 2017
Purpose. To study the effect of surgery on amblyopia and suppression associated with congenital cyclovertical strabismus. Methods. The fixation pattern was investigated with microperimetry before and soon after surgery in ten consecutive children operated for congenital superior oblique palsy at the S.
Antonio Frattolillo   +4 more
wiley   +1 more source

The effects of simultaneous operation on dissociated vertical deviation with horizontal and torsional strabismus [PDF]

open access: yesInternational Journal of Ophthalmology, 2020
AIM: To investigate the therapeutic effects of simultaneous horizontal and vertical operations on dissociated vertical deviation (DVD) associated with other deviations.
Lu-Qin Wan   +3 more
doaj   +1 more source

An lnterband Tunnel Oscillator: Intrinsic Bistability and Hysteresis of Trapped Hole Charge in a Double‐Barrier Structure

open access: yesVLSI Design, Volume 8, Issue 1-4, Page 237-245, 1998., 1998
We introduced a novel high‐frequency source based on interband tunneling. A polarization‐induced oscillation of trapped‐hole‐charge occurs in an AlGaSb/InAs/ AlGaSb resonant tunneling device. Rate equations for Zener tunneling, polarization, and electron‐hole recombination is used to analyze the nonlinear dynamics of this device structure.
F. A. Buot
wiley   +1 more source

The Role of Hypertropia in the Surgical Management of Bilateral Inferior Oblique Muscle Overaction

open access: yes, 2021
Inferior oblique muscle overaction (IOOA) is an ocular motility anomaly consisting of overelevation in adduction, often associated with ipsilateral hypertropia. The weakening procedure of IO muscle is the most widely used procedure in IOOA.
Vagge, Aldo   +5 more
core   +1 more source

Operational and Test Performance in the Presence of Built‐in Current Sensors

open access: yesVLSI Design, Volume 5, Issue 3, Page 285-298, 1997., 1997
The effects of Built‐In Current Sensors (BICS) on IDDQ measurements as well as on the performance of the circuit under test are considered. Most of the Built‐In Current Sensor designs transform the ground terminal of the circuit under test into a virtual ground. This causes increases in both propagation delay and IDDQ sampling time with the increase in
Sankaran M. Menon   +3 more
wiley   +1 more source

VLSI Testing for High Reliability: Mixing IDDQ Testing With Logic Testing

open access: yesVLSI Design, Volume 5, Issue 3, Page 299-311, 1997., 1997
In this paper, we examine the effectiveness of combined logic and IDDQ testing to detect stuck‐at and bridging faults. The stuck‐at faults are detected by the logic test and IDDQ testing detects bridging faults. Near minimal stuck‐at test sets are used for this combined logic and IDQQ test environment.
S. Hwang, R. Rajsuman
wiley   +1 more source

Current Testing of CMOS Combinational Circuits with Single Floating Gate Defects

open access: yesVLSI Design, Volume 5, Issue 3, Page 273-284, 1997., 1997
The behavior of basic CMOS combinational gates in the presence of a floating gate defect is characterized in order to investigate its detectability by IDDQ . The defect is modeled at the circuit level by the poly‐bulk and metal‐poly capacitances, which determine the quiescent power supply current consumption (IDDQ ) of the defective circuit.
Victor H. Champac, Joan Figueras
wiley   +1 more source

Electron Transport Using the Quantum Corrected Hydrodynamic Equations

open access: yesVLSI Design, Volume 3, Issue 2, Page 179-200, 1995., 1995
Transport in one‐ and two‐dimensional semiconductor device structures is considered using a set of quantum corrected hydrodynamic equations. Simple one‐dimensional simulations demonstrate the need to include quantum effects in structures with sharp interfaces. Application to a two‐dimensional quantum well HEMT structure is then considered.
J. P. Kreskovsky, H. L. Grubin
wiley   +1 more source

Inferior oblique anterior transposition versus myectomy for inferior oblique overaction : systematic review and meta analysis

open access: yes, 2022
The objective of this study was to compare the outcomes of inferior oblique anterior transposition (IOAT) versus inferior oblique myectomy (IOM) in patients with primary inferior oblique overaction (IOOA) or secondary IOOA to superior nerve palsy.
Alhajeri, Saud   +6 more
core   +1 more source

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