Results 1 to 10 of about 711,870 (170)

Safety Evaluation of Lumbar Stand-Alone Cage [PDF]

open access: yes한국정밀공학회지, 2017
Recently, interbody fusion cage devices have been developed and used for lumbar reconstruction. Stand-alone cages reduce segmental mobility. In this study, we evaluated mechanical properties and biocompatibility of lumbar stand-alone cages. Evaluation of
Mun-Hwan Lee   +4 more
doaj   +1 more source

Microscale Sensor Fabrication on Curved Needle Surfaces

open access: yesCurrent Directions in Biomedical Engineering, 2022
Sensor-integrated needles with impedance or other electrochemical sensors have gained increased attention in research. Their potential use is widespread and covers applications such as early disease diagnostics or needle guidance for needle-based ...
Liu Jan   +4 more
doaj   +1 more source

Regulatory considerations for animal studies of biomaterial products

open access: yesBioactive Materials, 2022
Animal studies play a vital role in validating the concept, feasibility, safety, performance and efficacy of biomaterials products during their bench-to-clinic translation.
Maobo Cheng   +12 more
doaj   +1 more source

Simulation and Experimental Investigation of a Hollow, Bipolar Needle Electrode

open access: yesCurrent Directions in Biomedical Engineering, 2021
Localized impedance measurements at the needle tip identifying the present tissue type could aid clinicians in needle procedures. To assess the sensitivity field of a hollow, bipolar needle electrode, a 3D finite element approach using COMSOL ...
Liu Jan   +4 more
doaj   +1 more source

Practice toward standardized performance testing of computer-aided detection algorithms for pulmonary nodule

open access: yesFrontiers in Public Health, 2022
This study aimed at implementing practice to build a standardized protocol to test the performance of computer-aided detection (CAD) algorithms for pulmonary nodules.
Hao Wang   +5 more
doaj   +1 more source

Robotic Scrub Nurse: Surgical Instrument Handling with a Granular Jamming Gripper

open access: yesCurrent Directions in Biomedical Engineering, 2023
The global shortage of healthcare staff has led to high workloads and subsequent risks to patient well-being. One of the professions affected is that of the scrub nurse.
Schäfer Max B.   +5 more
doaj   +1 more source

Clinical Trial Assessment Principles of National Class III Medical Devices in China

open access: yesOrthopaedic Surgery, 2019
Class III medical devices are defined as those which are implanted inside the human body and applied to maintain normal life and retain original tissue or organic functions.
Yue Min   +5 more
doaj   +1 more source

The regulation of medical devices and the role of the Medical Devices Agency [PDF]

open access: yesBritish Journal of Clinical Pharmacology, 2001
This article reviews the regulation of medical devices in the UK and Europe and compares the regulatory regime with that for pharmaceuticals. The regulation of devices follows the ‘New Approach’ policy of the EC Commission and involves more self‐regulation and conformity assessment.
openaire   +2 more sources

Enhancement of Corrosion Resistance of a Biomedical Grade NiTi Shape Memory Alloy by Cyclic Potentiodynamic Polarization in PBS Solution

open access: yesInternational Journal of Electrochemical Science, 2016
In this work, corrosion resistance of the passive films formed on a biomedical grade NiTi shape memory alloy (SMA) surface in phosphate buffered saline (PBS) was improved using a simple linear cyclic potentiodynamic polarization technique.
Ming Chang   +8 more
doaj   +1 more source

Interpolation time-optimized aortic pulse wave velocity estimation by 4D flow MRI

open access: yesScientific Reports, 2023
Four-dimensional flow magnetic resonance imaging-based pulse wave velocity (4D flow PWV) estimation is a promising tool for measuring regional aortic stiffness for non-invasive cardiovascular disease screening.
Sungho Park   +3 more
doaj   +1 more source

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