category » Medical Electronics

Digital Processing and Beamforming for Portable Medical Ultrasound Imaging
  • An ultrasound image is formed from a collection of ultrasonic beams transmitted and received by an array of transducer elements. …


Malaria-diagnostic System Based on Electric Impedance Spectroscopy
  • Malaria prevails mainly in the countries that lack proper medical facilities, and it kills about a million people worldwide a…


A Low-Voltage Digitally-Assisted Analog Front-End IC for a Wearable ECG Monitor
  • Circuits for wearable vital sign monitors have very stringent requirements on power dissipation due to limited energy storage capacity.  Extending…


Modeling and Simulation of Blood Flow in Arterial Networks
  • Understanding certain medical conditions requires understanding specific aspects of the blood flow in the arterial network. For instance, diagnosing atherosclerosis…


Computational Electromagnetics Tools for High-field Magnetic Resonance Imaging
  • Two recent advances in Magnetic Resonance Imaging (MRI) technology have resulted in a need for sophisticated computational electromagnetics (CEM) tools….


An SAR ADC with Adiabatic Charging for Use in Medical Implants
  • The proposed research program has two primary goals. The first goal is to improve the evaluation and treatment of patients…


Implantable Microworm Optode Sensors
  • The development of biosensors is considered a focal subject for clinical applications. The main efforts are being addressed towards in-vivo…


Continuous Signal Enhancement for Sensitive Aptamer Mobility Shift Assay Using Electrokinetic Concentration
  • Aptamers are emerging as popular alternatives to antibodies as affinity probes in immunoassays. From a point-of-care diagnostics standpoint, aptamers have…


Compressed Sensing Front-end for Medical Applications
  • Energy efficiency and power savings are of paramount importance in the ever-increasing use of implantable and portable medical devices. Front-end…


On-chip Dynamic Programming Networks Design in TSV-Based 3D Stacking Technology
  • Recent technological advances in three-dimensional (3D) semiconductor fabrication have provided an implementation platform for powerful multicore, multiprocessor, and network-on-chip (NoC)…


A Low-power 32-channel Digitally-programmable Neural Recording System
  • We have designed an ultra-low-power 32-channel neural recording system in a 0.18-µm CMOS technology. The system consists of eight neural…


Using Body Coupled Communication as a Wireless Body Area Network
  • To achieve comfortable form factors for wireless medical devices, battery size, and thus power consumption, must be curtailed.  Often the…


Analog Front-end Design for Portable Ultrasound Systems
  • The Capacitive Micromachined Ultrasound Transducer (CMUT) is an alternative to traditional piezoelectric transducers. The CMUT technology provides an opportunity for…


A Subdermal Implantable EEG Monitor for Seizure Detection
  • Epilepsy is a common chronic neurological disorder that affects about 1% of the world population [1] . It is characterized…


A Wearable Vital Signs Monitor at the Ear
  • Vital signs such as heart rate, blood pressure, blood oxygenation, cardiac output, and respiratory rate are necessary in determining the…


Fully Electronic, Wearable Transcranial Doppler Ultrasonograph System
  • Intracranial pressure (ICP) is a key factor in monitoring a patient’s cerebrovascular state.  However, current ICP measurement modalities are highly…


A Wireless, Wearable Cardiac Monitor
  • With the escalating costs of hospital visits, clinicians are opting to use at-home monitoring devices to diagnose patients.  Current ECG…


CNT–based Field Ionization Micro Vacuum Pumps
  • This project aims to develop the technology for field-enabled low-power portable vacuum sources that can be made cheaply and reliably,…


Electrospray Nanodeposition of Liquids on Electrospun Nanofiber Mats for Low-cost Biochemical Sensing
  • An electrospray emitter ionizes polar liquids using high electrostatic fields. The electric field produces suction on the free surface (meniscus)…


High Channel-count Silicon Neural Recording Probes for 3-D Characterization of Neural Dynamics
  • Optogenetics is commonly used for precision modulation of the activity of specific neurons within neural circuits [1] , but assessing…