Valchinov E, Pallikarakis N. Design and Testing of Low Intensity Laser Biostimulator. Biomedical Engineering online, 4(5), 2005.
Valchinov E, Pallikarakis N. An Active Electrode for Biopotential Recording from Small Localized Bio-sources. Biomedical Engineering online, 3(25), 2004.
Valchinov E, Antoniou A, Rotas K, Pallikarakis N. Wearable ECG System for Health and Sports Monitoring. 4th International Conference on Mobile and Wireless Communications and Healthcare – Mobihealth 2014, Athens, Greece, November 3-5, 2014.
Valchinov E, Prijovich Z, Pallikarakis N. Effect of Cold Atmospheric Plasma Jet on Cancer Cells is Potentiated by Lectin-Targeted Magnetic Nano-Particles. 1st Global Conference on Biomedical Engineering – GCBME 2014, Tainan, Taiwan, October 9-12, 2014.
Valchinov E, Prijovich Z, Pallikarakis N. Cold Atmospheric-Pressure Plasma System with Floating-Electrode and Pulsed Excitation. 5th Pan-Hellenic Conference on Biomedical Technology – ELEVIT 2013, Athens, Greece, April 4-6, 2013.
Valchinov E, Pallikarakis N. Novel Hybrid Sensor for Zero–Prep ECG/EEG Measurements. 4th Panhellenic Conference on Biomedical Technologies National Technical University of Athens, Athens, Greece, January 20-21, 2012.
Valchinov E, Pallikarakis N. Training on Electrical Safety of Medical Equipment. 1st Intenational Conference on Medical Education Informatics — MEI2012, Thessaloniki, Greece, April 6-7, 2012.
Valchinov E, Papavasiliou G, Pallikarakis N. Wearable Wireless ECG System With Hybrid Dry Electrode. European Medical Physics and Engineering Conference — EMPEC 2012, Sofia, Bulgaria, October 18–20, 2012.
Valchinov E, Rutkovskis A, Pallikarakis N. Novel Wireless Hybrid Electrode for ECG/EEG Measurements. Riga Technical University 53rd International Scientific Conference. International Symposium on Biomedical Engineering and Medical Physics, Riga, Latvia, October 10-12, 2012.
Valchinov E, Rutkovskis A, Pallikarakis N. Wireless Dry-Contact Biopotential Electrode. 3rd International Conference on e-Health and Bioengineering, Iasi — EHB 2011, Romania, November 24-26, 2011.
Chaves A, Encarnação P, Valchinov E, Pallikarakis N. Real-Time Detection of Pathological Cardiac Events for a Wearable Wireless ECG Monitor. 5th European Conference of the International Federation for Medical and Biological Engineering, — EMBEC5, Budapest, Hungary, September 14-18, 2011, IFMBE Proceedings Vol. 37, 2012, pp. 921-924.
Valchinov E, Pallikarakis N. A Wearable Wireless ECG Sensor: A Design With a Minimal Number of Parts. MEDICON 2010 — XII Mediterranean Conference on Medical and Biological Engineering and Computing, satellite event: 7th European Symposium on Biomedical Engineering — ESBME 2010, Chalkidiki, Greece, May 27-30, 2010, IFMBE Proceedings Vol.29, pp. 288-291.
Malataras P, Kamarianakis Z, Stavrianou K, Bliznakov Z, Valchinov E, Panoutsopoulou E, Papathanassopoulos F, Pallikarakis N. Medical Devices Quality and Safety Controls Unit: Standards to Develop, Needs to Address, Challenges to Face. 6th European Symposium on Biomedical Engineering — ESBME 2008, Chania, Crete Island, Greece, June 19-21, 2008.
Valchinov E, Stavrianou K, Pallikarakis N. Wearable Wireless Electrode for ECG Monitoring. Workshop on: Home telemonitoring, and its status on the participating countries: Cyprus, Greece, and Italy. Venue: Orthodox Foundation of Education and Culture of the Holy Metropolis of Thessaloniki. Thessaloniki, Greece, September 1, 2008.
Valchinov E, Pallikarakis N. Wearable Wireless Biopotential Electrode for ECG Monitoring. MEDICON 2007 — XI Mediterranean Conference on Medical and Biological Engineering and Computing, Ljubljana, Slovenia, June 26-30, 2007, IFMBE Proceedings Vol. 16, pp. 373-376.
Valchinov E, Pallikarakis N. Two-Electrode Biopotential Amplifier for Measuring of Human Limb Movement. 5th European Symposium on Biomedical Engineering — ESBME 2006, University of Patras, Patras, Greece, July 7-9, 2006.
Valchinov E. Active Electrode Amplifier for Recording of Low Amplitude Biosignals With DC Rejection. 1st Conference on Biosciences of the University of Patras, Rio –Patras, Greece, May 19-20, 2005.
Valchinov E. Design of a Laser Device for Low Intensity Biostimulation. 4th European Symposium on Biomedical Engineering — ESBME 2004, University of Patras, Patras, Greece, June 25-27, 2004.
Valchinov E, Pallikarakis N. Biopotential Recording from Small Superficial Localized Sources. 3rd European Symposium on Biomedical Engineering and Medical Physics — ESBME 2002, University of Patras, Patras, Greece, August 27 – September 1, 2002.