Bulgarian Society of Biomedical Physics and Engineering

Ninth National Conference on Biomedical Physics and Engineering with
International Participation
14 – 16 October 2004, Sofia, Bulgaria

Bulgarian Society of Biomedical Physics and Engineering


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Scientific Programme

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PRELIMINARY SCIENTIFIC PROGRAMME (outline)

14.10.2004 (Thursday)
Morning session - Hall 1:

8.00 - Registration opens

10.00 – 10.30 Opening ceremony - Hall 1

Plenary session
Chair: Assoc. Prof. M. Israel
Prof. I. Dotsinsky
10.30 – 11.00 Prof. R. Magjarevic (IFMBE) - Challenges of Medical and Biological Engineering and Science
11.00 – 11.30 Prof. F.-E. Stieve (Germany) – The Impact of Quality Assurance in Medical Radiology in Raising the Quality of Life and the Role of Medical Physicist in this Process
11.30 – 12.00 Discussion
12.00 – 13.30 Lunch

Afternoon session 1 - Hall 1:

Chair: Assoc. Prof. A. Slavtchev
E. Kostova
13.30 – 14.00
Corporate’s presentations
14.00 – 16.00 Track I. QUALITY ASSURANCE
I.1. Quality Control of the X-ray Fluoroscopy Equipment in the Period of their Clinical Use – Methods and First Results – A. Dimov, J. Vassileva;
I.2. Comparisons of Test Instruments for Measurement of some Parameters of Diagnostic Radiographic Units – B. Constantinov, J. Vassileva, Z. Buchakliev, A. Slavtchev, N. Danev;
I.3. Methods for Improvement of some Parameters of Medical X-ray Diagnostic Equipment. Basic Faults in Selection of Appropriate New or Used Units – M. Tonev, N. Danev, B. Constantinov;
I.4. Practical Application of Quality Control through Commissioning Testing with Conventional X-ray Unit TuR D 800-4 – S. Avramova, E. Kostova;
I.5. Quality Assurance Programme at Slovak Mammography Departments – Ì. Horvathova, D. Nikodemova;

Poster Session
I.6. Specialized Software for Optimization of the Quality Control of the Mammography Units - M. Stoeva, J. Vassileva;
I.7. “Soft Technique” Still in Chest Radiography – Pros and Cons – A. Slavtchev, I. Manolov;
I.8. Survey of Potential Use of Dynamic Line Phantom for Quality Control of Gamma Camera – P. Trindev, N. Ozturk;
I.9. The High Voltage Divider – a Tool for Comparison of Measurement Equipment in Diagnostic Radiology – A. Slavtchev, A. Lichev, B. Constantinov;
I.10. Dosimetry Control for Radiation Processing – Basic Requirements and Standards – M. Ivanova, T. Tsrunchev

Discussion

Afternoon session 2 - Hall 2:

14.00 - 16.00 Track II: NON-IONIZING ELECTROMAGNETIC RADIATION
Chair: Assoc. Prof. M. Israel
Ass. Prof. M. Ivanova
II.1. International Project “Electromagnetic Fields”. Strategy and Development - M. Israel, V..Zaryabova;
II.2. Harmonization of the Bulgarian Exposure Limits for Electromagnetic Fields with the European Legislation. Implementing of the Precautionary Principle – V. Zaryabova, M. Israel, M. Ivanova;
II.3. An Overview of Legislation Available for Electromagnetic Field Exposure From Mobile Communication Sources - T. Shalamanova, M. Ivanova;
II.4. Frequency Dependence of ELF-EMF Action on Blood Vessel Diameter Oscillations in the Cutaneous Microcirculation in Mice in vivo – L. Traikov, A. Ushiyama, G. Lawlor, R. Sasaki, C. Ohkubo;
II.5. Effect of UV-Radiation on Human Health. Measures for Human Health Protection - M. Ivanova, M. Israel;

Poster session
II.6. Non-ionizing Radiation at Workplaces with Magnetic Resonance Image Devices - N. Grigorov, M. Ivanova, M. Vatzov;
II.7.Results of Measurements of Electromagnetic Fields around Base Stations for Mobile Communication in Bulgaria - T. Shalamanova, M. Ivanova, M. Vatzov, M. Israel, N. Grigorov, V. Zaryabova, R. Petrova, M. Dimitrova;
Discussion

16.00 - 16.30 Coffee-break

16.30 – 18.00 State-of-the-Art-Symposium III. DIAGNOSTIC REFERENCE LEVELS AT MEDICAL EXPOSURE - Hall 1
Chair: Ass. Prof. J. Vassileva
Assoc. Prof. A. Slavtchev
III.1. F.-E. Stieve - Reference Levels and their Application in the Radiological Practice;
III.2. E. Piperkova, R. Georgiev – Positron Emission Tomography – a New Technology in the Nuclear Medicine Image Diagnostics;
Discussion

18.00 – 19.00 Seminar: IV. MODERNIZATION OF CONVENTIONAL X-RAY DIAGNOSTIC EQUIPMENT - Hall1
Moderators: Assoc. Prof. L. Petrov
Ass. Prof. A. Lichev

19.00 Welcome Cocktail

   
15.10.2004 (Friday)
Morning session - Hall 1:

8.30 – 10.30 Track V: “MEDICAL PHYSICS 1”
Chair: Assoc. Prof. V. Todorov
Ass. Prof. B. Constantinov
V.1. CT-3DRA Registration for Radiosurgery Treatments: A Comparison Among Rigid, Affine and Non rigid Approaches – P. Francescon, C. Cavedon, J. Stancanello, D. Loeckx, M. Avanzo, S. Cora, P. Scalchi, P. Cerveri, G. Ferrigno;
V.2. Comparison of the Cytotoxic Effect of Porphyrins and Phthalocyanines – R. Alexandrova, E. Stoykova, O. Sabotinov, K. Nedkova, K. Zdravkov, G. Minchev, R-M.Ion;
V.3. Risk Factors for Myocardial Infarction – J. Kanchev, A. Gegova, D. Kostandieva;
V.4. Non-parametric Sign Criterion for Estimation of the Sensitivity of Object’s Features to Influences of a Factor – M. Matveev;
10.30 – 11.00 Coffee-break

11.00 – 12.30 Track V: “MEDICAL PHYSICS 2”
Chair: Assoc. Prof. M. Gantchev
Ass. Prof. Z. Buchakliev
V.5. Contemporary Hygienic and Engineering Requirements to the Projecting and Exploitation of the Positron-emission Tomography in Medicine – O. Chekmaev, A. Paltseva;
V.6. Estimation of Absorbed dose of the Patients undergoing X-ray Examination in some Hospitals of Malapolska District in Poland – M. Wasilewska-Radwanska, E. Araszkiewicz, W.Gajewski, A. Balasa;
V.7. Minimum Monitor Unit per Segment IMRT Planning and Over-Shoot-Ratio - G. Grigorov, R.Barnett, J. Chow
V.8. A Method and Program for Monitor Units Calculation for High Energy Electron Beams Formed by a Digital Electron Variable Applicator (DEVA) - N. Gesheva-Atanassova;

Poster Session
V.9. Determination of Hyperactive Areas of Cortex Cerebri with Using Brain SPECT Study – A. Stepien, J. Pawlus, M. Wasilewska-Radwanska;
V.10. Changes in the Vascular Walls and the Blood Stream in Embolism – A. Gegova, M. Petkova, A. Logofetov, N. Popdimitrova, G. Zlateva, J. Deleva, D. Vladimirova;
V.11. Estimation of Local Spectrum Content of Cervical Cancer-related Features via Two Dimensional Method of Geometric Restriction in Frequency Domain – V. Van Raad;
V.12. Tracking Targets in 3D Space by Linear Sensors and Using DLT Reconstruction Method – R. Georgiev, C. Vaughan;
V.13. Commissioning of 3D-Treatment Planning System HELAX TMS 6.1 for Co-60 Machine GAMMATRON-3 – V. Staykova, N. Gesheva-Atanasova, A. Gogova, M. Gantchev;
V.14. Calibration of Dosemeter with Semiconductor Diodes for “in vivo” Dosimetry for Telegammatherapy - G. Georgiev, N. Gesheva-Atanassova;
Discussion

12.30 – 13.30 Lunch

Afternoon session - Hall 1:

Chair: Prof. I. Dotsinsky
Assoc. Prof. I. Iliev
13.30 – 14.00 Corporate’s presentations
14.00 – 15.30 Track VI: “BIOMEDICAL ENGINEERING”
VI.1. Prediction of Atrial Fibrilation Using Wavelet P-Wave Detector – S. Sovilj, G. Rajsman, R. Magjarevic;
VI.2. Real Time P-Wave Detection in Surface ECG – I. Dotsinsky;
VI.3. On the Generalized Nets and their Application in Medicine – K. Atanassov, M. Matveev, V. Taseva;
VI.4. Investigation of the BLUETOOTH Noise Immunity during Wireless Transfer of Biomedical Data – D. Cvetanov, I. Iliev;
VI.5. Automation of the Skin Cancer Diagnostics on the Basis of Reflectance Spectroscopy – P. Pavlova, E. Borisova, L. Avramov;

Poster Session
VI.6. Out-of-Hospital EEG Database from Automated External Defibrillators – V. Krasteva, I. Jekova;
VI.7. Set of Parameters Derived from the External Electrocardiogram: Distribution Assessment for Shockable and Nonshockable Rhythms – V. Krasteva, I. Jekova;
VI.8. Principal Generalized Net Model of the Human Gastrointestinal Tract – A. Shanon, K. Atanassov, V. Chakarov;
VI.9. A High Voltage Experimental Generator of Biphase Bipolar Defibrillation Pulses – T. Mudrov, I. Daskalov, N. Mudrov;
Discussion

15.30 – 16.00 Coffee-break

16.00 – 17.30 Track VII: “BIOPHYSICS AND RADIOBIOLOGY”
Track VIII: “RADIATION PROTECTION”
Chair: Assoc. Prof. V. Hadjidekova
Assoc. Prof. A. Karadjov
VII.1. Detection and Characterization of Polymorphisms in XRCC DNAQ Repair Genes in Human Population – A. Staynova, V. Hadjidekova, A. Savov;
VII.2. State-of-the-Art Cytogenetic Techniques to Detect Radiation Damage Induced by Low Doses in Human Lymphocytes – V. Hadjidekova;
VII.3. Systematic Cytogenetic Analysis of Stable and Unstable Chromosomal Aberations in Peripheral Blood of NPP Workers – R. Hristova, T. Nikolova, M. Grigorova, V. Hadjidekova, I. Georgieva, M. Bulanova, D. Benova;
VII.4. Water as a Sensor of Superweak Physical and Chemical Influences on Man – A. Antonov, T. Galabova, J. Jelev;
VIII.1. Estimation of Patients Doses and Radiation Risk at Photo-Fluorographic Examinations – K. Ingilizova;
VIII.2. Patient Irradiation at Photo-Fluorographic Examinations. Pros and Cons the Fluorographic Method for Mass Prophylactic Examinations – K. Ingilizova, A. Karadjov;

Poster Session
VII.5. Erythrocyte Membrane Stabilization Effect and Anti-Oxidant Activity of Methyl Methacrylate – B. Popov;
VII.6. A Survey of Haemorheological and Haemostatic Indices in Patients with Arterial Hypertension – S. Stoeff, A. Mladenova, S. Jovtchev, M. Caneva, T. Galabova, M. Vretenarska, I. Raichev, I. Dikov, N. Trifonova, L. Lambreva, M. Penev;
VII.7. Physical Model of Haemodynamic Effects around the Obstructing Plaque in the Acute Coronary Syndromes Take Account of the Stenosis Geometry – M. Matveev;
VII.8. Modified Method for Intravital-fluorescent Microscopy for On-line Measurement of Vasomotion in Cutaneous Microcirculation of Mice in vivo – L. Traikov, F. Jia, A. Ushiyama, H. Masada, C. Ohkubo;
VII.9. The Alometric Relationships between Length of Pregnancy, Body Mass and Metabolism of Mammals – A. Atanasov;
VII.10. Heat Flow Scanning Microcalorimeter for Studying Proteins and Nucleic Acides – I. Ivanov;
VII.11. Genome Stability in Radiation Exposed Workers – V. Hadjidekova, R. Hristova, L. Popova, A. Stajnova;
VII.12. Cytogenetic Investigation of Contrast Media Effects in Human Peripheral Blood Lymphocytes – L. Popova, V. Hadjidekova, V. Hadjidekov, A. Karadjov;
VII.13. Some New Data and Investigations on the Curative Features of the Water - A. Petrakiev, Z. Nikolaeva, V. Georgieva, M. Mandadjieva, T. Oreshkov, I. Dimitrov
VIII.3. Calculating Additional Shielding Requirements in Diagnostics X-Ray Departments by Computer - A. Rahimi;
VIII.4. Individual Protection Means – D. Hristoskova, V. Todorova
Discussion

17.30 – 19.00 General assembly of the BSBPE - Hall 1

20.00 Conference Dinner

   
16.10.2004 (Saturday)
Morning session:

9.00 – 10.00 Track IX: “ECOLOGY”
Chair: Prof. Z. Paskalev
Ass. Prof. D. Apostolova
IX.1. Level of Air Pollution and Public Health in Southwest Region in Bulgaria during the Period 1993–2002 – D. Apostolova, S. Kirilov, Z. Paskalev;
IX.2. Solving Ecological Problems – a National Task with Interdisciplinary Character. The Waste Management - an Example from Kardjali Region – M. Dieva, A. Athanassov;
IX.3. A Case Study of the Air Pollution in the Region Stara Zagora – N. Takuchev;
Discussion

10.00 - 10.30 Cofee-break

10.00 – 13.00 Workshop X:“TRAINING ON BIOMEDICAL PHYSICS SND BIOMEDICAL ENGINEERING 1”
Chair: Assoc. Prof. V. Todorov
Assoc. Prof. I. Iliev
X.1. Approaches in Setting-up a System for Certification of the Medical Physicists in some European Countries – Possibilities for Application in Bulgaria - A. Dimov, A. Slavtchev, S. Tabakov, M. Stoeva, A. Lichev;
X.2. Organizational Aspects of the Qualification and Involvement of Medical Physicists in Radiology - J. Vassileva;
X.3. Feedback Communication at the Education of Medical Physics and some Preclinical and Clinical Disciplines - N. Popdimitrova, G. Zlateva, A. Logofetov, M. Petkova, A. Gegova, J. Deleva, D. Vladimirova;
X.4. Some Heuristic Educational Aspects of Mathematics and Physics for Medicine and Stomatology – N. Kentchev, N. Popdimitrova, S. Stefanov;
X.5. The Accreditation Systems of the EFOMP and IFMBE as Nonprofit Nongovernmental Organizations – A. Slavtchev, V. Todorov;

Poster Session
X.6. Applications of Physics in Medicine – A Basis for the Education in Medical Physics – V. Hadjimitova;
X.7. IAEA Standard Syllabus of a Course to Acquire Competence on Ionizing Radiation Sources Activities – M. Antonova;

Note: The Poster session is active during the entire Conference.

13.00 Awarding Ceremony: “Professor Ivan Daskalov” Price for the most outstanding young scientist at the Conference

Closing Ceremony

14.00 Cultural programmeSofia Sightseeing Tour

   
17.10.2004 (Sunday): 8.00 – 20.00 Excursions to the famous Rila monastery or the charming Balkan town-museum Koprivshtitsa - on request