Results 201 to 210 of about 131,310 (335)

Field Strength‐Dependent White Matter R1 and R2 Anisotropy of Phase‐Cycled Balanced Steady‐State Free Precession Relaxometry

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose To investigate how the relaxation rates (R1, R2) and asymmetry indices (AI), derived from phase‐cycled balanced steady‐state free precession (pc‐bSSFP) data, depend on the orientation of white matter (WM) fiber tracts at different field strengths.
Florian Birk   +8 more
wiley   +1 more source

Percutaneous Transforaminal Endoscopic Radiofrequency Ablation of the Sinuvertebral Nerve in an Olympian with a Left L5 Pedicle/Pars Interarticularis Fracture–Associated Left L5-S1 Disk Desiccation

open access: gold, 2019
Hyeun Sung Kim   +8 more
openalex   +1 more source

Designing B1‐Selective Pulses by Frequency Modulating in a Second Rotating Frame

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose To create a frequency‐modulated pulse for slice selection of arbitrary, uniform flip angle even when B0 and B1 are inhomogeneous, without utilizing B0 gradients Theory and Methods An amplitude‐modulated hyperbolic secant pulse (AMHS1) was derived from Hoult's B1‐selective imaging method which utilizes one component, B1y, as a gradient ...
Saurin Kantesaria   +7 more
wiley   +1 more source

Biophysics of radiofrequency Ablation: An evolving paradigm. [PDF]

open access: yesIndian Pacing Electrophysiol J
Patil S, Deshmukh AJ.
europepmc   +1 more source

Radiofrequency Ablation Versus Laser Neurolysis of the Posterior Nasal Nerve in Patients With Chronic Rhinitis

open access: yesOtolaryngology–Head and Neck Surgery, EarlyView.
Abstract Objective To compare the clinical outcomes of radiofrequency ablation of the intraturbinate segment of the posterior nasal nerve (RAPN) alone versus combined RAPN with CO₂ laser posterior nasal nerve neurolysis (RPN3) in patients with chronic rhinitis refractory to medical therapy. Study Design Retrospective cohort study.
Chia‐Chen Lin   +5 more
wiley   +1 more source

Treatment of metastatic spinal lesions with a navigational bipolar radiofrequency ablation device: A multicenter retrospective study [PDF]

open access: yes, 2014
Anchala, Praveen R   +9 more
core   +1 more source

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