This volume presents the latest advancements in biomedical engineering systems and technologies from the 4th International Joint Conference BIOSTEC 2011. The proceedings compile 27 revised full papers and one invited lecture, selected from 538 submissions, reflecting a broad spectrum of research in the field. These papers are organized into four key areas: biomedical electronics and devices, bioinformatics models and algorithms, bio-inspired systems and signal processing, and health informatics. The collection offers a snapshot of the state-of-the-art in these critical domains.

This collection of revised papers from BIOSTEC 2011 offers a comprehensive overview of current research in biomedical engineering. The rigorous selection process, with 27 papers chosen from over 500 submissions, suggests a high standard of presented work. The organization into distinct topical sections facilitates focused study for researchers and practitioners in biomedical electronics, bioinformatics, bio-inspired systems, and health informatics.