Results 1 to 10 of about 971 (161)

Intra-operative challenges encountered using the zepto nano-pulse precision capsulotomy device [PDF]

open access: yesAmerican Journal of Ophthalmology Case Reports, 2023
Purpose: The Zepto nano-pulse precision capsulotomy is a novel device for capsulorhexis formation during cataract surgery. Few complications or challenges have been reported while using this device.
Masaki Tanito   +2 more
exaly   +7 more sources

Zepto molar miRNA-21 detection in gold Nano-islands platform toward early cancer screening [PDF]

open access: yesSensing and Bio-Sensing Research, 2021
MicroRNAs (miRs) as biomarkers for early cancer diagnostic, were detected through a developed ultrasensitive electrochemical biosensor containing gold Nano-islands (Au-NIs) structures. Different concentrations of miR-21 (from zepto -molar to micro range)
Abdollah Allahverdi   +2 more
exaly   +13 more sources

Different strokes for anterior capsulorhexis in pediatric cataract [PDF]

open access: yesIndian Journal of Ophthalmology, 2023
Background: A successful outcome in pediatric cataract surgery is determined by an intact, curvilinear anterior capsulotomy which is dependent on the type and density of cataract, the morphology of the anterior capsule, and associated anterior segment ...
Goura Chattannavar   +2 more
doaj   +3 more sources

Ultrasensitive biosensing on the zepto-molar level [PDF]

open access: yesBiosensors and Bioelectronics, 2011
Detection of analytes on the zepto-molar (10(-21) M) level has been achieved using a field-effect bio-detector. By applying a gating voltage to enzymes immobilized on the working electrode of the detector, amplification of the biocatalytic current was observed. The amplification is attributed to the modification of the tunnel barrier between the enzyme
Yongki Choi, Siu-Tung Yau
exaly   +5 more sources

Zepto-rhexis: A new surgical technique of capsulorhexis using precision nano-pulse technology in difficult cataract cases

open access: yesIndian Journal of Ophthalmology, 2018
Several techniques are used to make a capsulorhexis in white mature cataract cases as needle cystotome, Utrata capsulorhexis forceps, microincision capsulorhexis forceps, femtosecond Laser, etc.
Sureshk Pandey, Suresh K Pandey
exaly   +4 more sources

ZEPTO-assisted pseudophakic capsulotomy: Precision pulse technology for management of capsular contraction syndrome [PDF]

open access: yesIndian Journal of Ophthalmology
We describe a novel technique that uses precision pulse capsulotomy (PPC) to perform a secondary capsulotomy for the management of anterior capsule contraction syndrome (ACCS), a condition that comprises a late complication after cataract surgery and ...
Vasilios F Diakonis   +2 more
doaj   +4 more sources

Extrapulmonary and Other Pneumocystis jirovecii Infections Diagnosed via Fungal Cell-Free DNA Using Giant Magnetoresistance Detection [PDF]

open access: yesJournal of Fungi
Clinical suspicion and diagnosis of Pneumocystis infections rely on a combination of compatible clinical, radiologic, and diagnostic findings. We noted an extrapulmonary Pneumocystis infection when evaluating residual plasma samples from patients with ...
Jo-Anne H. Young   +6 more
doaj   +2 more sources

Daily Fungal Cell-Free DNA Testing to Assess Clinical Status during Candida krusei Fungemia [PDF]

open access: yesJournal of Fungi
We present a case of a man immunocompromised due to myelodysplastic syndrome with Candida krusei fungemia who had a rising cell-free DNA (cfDNA) giant magnetoresistance (GMR) signal when tested daily using plasma blood samples.
Jo-Anne H. Young   +7 more
doaj   +2 more sources

A Robust Normally Closed Pneumatic Valve for Integrated Microfluidic Flow Control [PDF]

open access: yesMicromachines
Accurate fluid management in microfluidic-based point-of-care testing (POCT) devices is critical. Fluids must be gated and directed in precise sequences to facilitate desired biochemical reactions and signal detection.
Minggan Li, Siqin Dong
doaj   +2 more sources

Zepto precision pulse capsulotomy: A new automated and disposable capsulotomy technology

open access: yesIndian Journal of Ophthalmology, 2017
Despite the appeal of an automated method of creating a perfectly circular anterior capsulotomy, global adoption of femtosecond laser capsulotomy (FSLC) has been limited by its high acquisition and per case cost.
David F Chang
exaly   +3 more sources

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