Commonly used EEG Electrodes

2 years ago

The most commonly employed electrodes for recording electroencephalographic signals from the brain (EEG) are cup electrodes and subdermal needle electrodes.…

What is Intraoperative Radiotherapy?

2 years ago

Intraoperative radiotherapy (IORT) is a method that combines radiation therapy with surgery to irradiate tumours in situ, without delivering a…

The Principles of Microbial Biosensors

2 years ago

Introduction The underlying basis of a microbial biosensor is the close proximity between an immobilized microorganism that serves as a…

Optical Tomographic Imaging

2 years ago

The optical properties of normal and diseased tissues are usually different despite the large variation of values in optical properties…

The Instrumentation for Recording ECG Signals

2 years ago

Since the electrical events in the normal heart precede its mechanical function, ECG signals play an important role in diagnosis…

What is Echocardiography?

2 years ago

Echocardiography is a diagnostic technique that employs ultrasound to produce an image of the beating heart in real time. A…

The Measurement of Tissue Optical Properties

2 years ago

The measurement of optical properties i.e. absorption coefficient (μa), scattering coefficient (μs), and scattering anisotropy (g) of biological tissues is…

The Operation of Fiber-optic Based Blood Gas Sensors

2 years ago

To perform in vivo measurements and to steadfastly analyze blood gases, a small, stable, accurate and bio-compatible sensor is needed…

The Principle of Surface Plasmon Resonance Sensors for Detection of Antibody & Antigen Interactions

2 years ago

When monochromatic polarized light for instance, from a laser source impinges on a transparent medium having a conducting metallized surface…

Key Properties of Bioelectrodes

2 years ago

To record biopotentials, an interface is required between the electron-conducting copper wires connected to signal conditioning amplifiers and the ion-conducting…