Investigation of matrix effects in nitrogen microwave inductively coupled atmospheric-pressure plasma mass spectrometry (MICAP-MS) for trace element analysis in …

A Winckelmann, J Roik, S Recknagel… - Journal of Analytical …, 2023 - pubs.rsc.org
We investigated the performance of nitrogen microwave inductively coupled atmospheric-
pressure plasma mass spectrometry (MICAP-MS) under matrix effects and its applicability to …

Biomedical comparison of magnetometers for non-ferromagnetic metallic foreign body detection

LGS Fortaleza, EC Monteiro… - Journal of Physics …, 2018 - iopscience.iop.org
The location and surgical removal of foreign bodies in patients is still challenging, especially
for firearm projectiles, which are small and non-ferromagnetic. Conventional location …

A hybrid transducer to magnetically and ultrasonically evaluate magnetic fluids

AC Bruno, TZ Pavan, O Baffa… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
Ultrasound, magnetic fields, and optical techniques have been explored for clinical
diagnosis and therapy. However, these techniques have limitations. In this study, we …

Localization of firearm projectiles in the human body using a superconducting quantum interference device magnetometer: A theoretical study

C Hall Barbosa - Review of scientific instruments, 2004 - pubs.aip.org
A technique had been previously developed, based on magnetic field measurements using
a superconducting quantum interference device sensor, to localize in three dimensions steel …

Design of a system for detection of non-ferromagnetic metallic foreign bodies based in eddy currents and GMI magnetometer

VT Seixas, CRH Barbosa, E Costa Monteiro - Frontiers in Physics, 2024 - frontiersin.org
A portable magnetic mapping system was designed to determine the three-dimensional
location of non-ferromagnetic metallic foreign bodies to ensure fast and successful surgical …

Automatic system for locating magnetic foreign bodies using GMI magnetometer

BRC De Oliveira, DR Louzada… - Journal of Physics …, 2021 - iopscience.iop.org
The development of systems capable of characterizing the positioning and inclination of
metallic objects inside the human body is seen with great interest by health professionals …

Multi-parameter fuzzy design space for QbD approach applied in the development of biomedical devices

DRT Velázquez, DR Louzada… - Journal of Physics …, 2018 - iopscience.iop.org
Since 2004, on the recommendation of the Food and Drug Administration (FDA), the concept
of Quality by Design (QbD) has been widely applied by the pharmaceutical industry in drug …

Quality by Design approach in the development of a magnetic transducer for biomedical measurements: preliminary results on Design Space configuration

DR Louzada, EC Monteiro, AM Rivero… - Journal of Physics …, 2016 - iopscience.iop.org
The concept of Quality by Design (QbD) has been widely used by the pharmaceutical
industry since 2004, changing the focus on inspections to embrace greater control in the …

[HTML][HTML] Magnetic foreign body location based on least squares and extended Kalman filter

MC Costa, CRH Barbosa, EC Monteiro - Measurement: Sensors, 2021 - Elsevier
The accurate and noninvasive localization of ferromagnetic objects in the human body for
surgical removal is a healthcare demand. There are studies focused on enhancing the …

Electronic circuit for excitation of inductive loads with high currents

LGS Fortaleza, EC Silva, CRH Barbosa… - Electronics …, 2015 - Wiley Online Library
It is often challenging to supply high alternating currents at high frequency to inductive loads,
because it demands very high voltages at the load terminals. Usually, in such a scenario, the …