Applications and Principles of Laser in Ophthalmology

Overview of laser ophthalmology: wavelength-dependent tissue absorption and mechanisms—photothermal, photochemical and photomechanical effects in ocular therapy.

Nuclear Medicine Imaging Equipment: Types and Process

Technical overview of nuclear medicine imaging and SPECT, covering imaging principles, instrumentation, imaging workflow, functional imaging capabilities, and clinical requirements.

Two Primary Methods for Measuring Heart Rate

Overview of heart rate monitoring techniques for wearables, comparing optical PPG/pulse oximetry and bioelectric ECG approaches, with AFE design and power considerations.

Simplifying Portable Medical Device Design with Analog ICs

Describes single-chip portable medical devices using an ultra-low-power MCU with integrated analog front end: op amps, 12-bit ADC/DAC, DAC-based AGC and low-power design.

Liquid Sensing From Water to Blood

Overview of impedance measurement techniques for medical liquid sensing, covering EIS, potentiostat, pH/conductivity methods and an ADuCM355 integrated front end.

Glucose Meter Designs Using HT45F and BH66/67 Series

Reference designs for standalone LCD and HCT glucose meters using Holtek MCUs with 12-bit ADC, precision DAC and OPAs for electrochemical and impedance HCT measurement.

Ultrasound Smart Probes: From Trolley to Handheld

Overview of challenges in designing ultrasound smart probes: power, size, channel count, per-channel power, data processing and transmission for handheld imaging.

Design and Testing of a Wearable Wireless ECG Recorder

Design and test of a low-power wearable wireless ECG recorder using ADS1191, with Bluetooth streaming, wireless charging, and validated input impedance, CMRR, frequency response.

Wireless Transmission in Wearable Medical System Chips

Overview of wearable medical chip architecture and low-power wireless transceivers, comparing communication standards (Bluetooth, Zigbee, UWB, body communication) and designs.

External Wireless Power for Implantable Medical Devices

MIT and Brigham research presents IVN: a radio-wave wireless power and communication system for battery-free implantable devices enabling drug delivery and sensing.

Common Gas Chromatograph Faults and Troubleshooting

Practical troubleshooting guide for gas chromatograph faults: no peaks after injection, baseline issues, missing peaks due to contamination or column degradation.

Applications and Development of Ultrasound Imaging in Medicine

Technical overview of ultrasound imaging: clinical applications, digital and probe technology, 3D and panoramic techniques, and molecular imaging advances

Multifunction Patient Monitor Circuit Using AFE4900

Wearable multi-parameter patient monitor reference design using AFE4900 for synchronous PPG measurements and BLE wireless data transfer for heart-rate and SpO2

Choosing Wireless Standards for Telemedicine Use Cases

Telemedicine wireless interoperability overview with practical guidelines for choosing wireless standards (Bluetooth, ZigBee, PAN/WAN, IP) for medical devices.

ECG Signal Acquisition and Classification

Hardware and deep learning pipeline for ECG classification using STM32/BMD101 data acquisition, wavelet R-wave detection, and Faster R-CNN trained on beat images.

Multispectral Optical Measurements for Advanced SpO2 and HRM

Reference design for multispectral PPG-based heart-rate and SpO2 monitoring using the AFE4420, with time-multiplexed LEDs/PDs and low-power coin-cell operation.

Laparoscopy in Gynecologic Diagnosis and Treatment

Review of laparoscopy in gynecology: history, surgical applications, advantages, limitations and technical considerations for laparoscopic procedures and training.

Hemodialysis Device Safety: Electrical and Functional

Hemodialysis safety analysis: electrical safety requirements and leakage current paths, plus functional safety controls, sensors, alarms, ultrafiltration and air/blood detection.

NTC Thermistors and RFID for Medical Applications

Summary of Murata NTC thermistors and UHF RFID tags for medical applications, detailing sensor characteristics, RFID device tracking, sterilization and traceability.

Implantable Cardiac Pacemakers: Applications and Principles

Overview of implantable pacemaker design, pacing leads and pulse-generator components, NASPE/BPEG coding, clinical indications, and trends in pacing circuitry and telemetry.