P U B L I C A T I O N S

of

Boris Ivanov Gramatikov, Ph.D.

 

 

Book chapter

  1. Nitish V. Thakor,  Boris Gramatikov  and  David Sherman.     Wavelet (Time-Scale) Analysis in Biomedical Signal Processing.  In  The Biomedical Engineering Handbook, Ed. Joseph Bronzino, 2nd Edition., Volume I, Section VI (Biomedical Signal Analysis), Chapter 56, pp. 56-1 – 56-27.  CRC Press LLC, IEEE Press, December 1999.

 

 

PUBLICATIONS IN PEER-REVIEWED JOURNALS

 

2.       Agopov M., Gramatikov B.I., Wu Y.K., Irsch K, Guyton D.L.   Use of retinal nerve fiber layer birefringence as an addition to absorption in retinal scanning for biometric purposes.  Applied Optics, 2008, Mar 10; 47 (8):1048-53.

3.       Gramatikov B.I.,  Zalloum O.H.Y., Wu Y.K.,  Hunter D.G.,  Guyton D.L.  A Directional Eye Fixation Sensor Using Birefringence-Based Foveal Detection.   Applied Optics, Vol. 46, Issue 10, pp. 1809-1818,  April 2007.

4.       Gramatikov B.I.,  Zalloum O.H.Y., Wu Y.K.,  Hunter D.G.,  Guyton D.L.   Birefringence-based eye fixation monitor with no moving parts.  Journal of Biomedical Optics, 2006, 11(3), May-June, pp. 034025-1 - 034025-11.

  1. Nusz K.J., Congdon N.G., Tang Ho, Gramatikov B.I., Friedman D.S., Guyton D.L., Hunter D.G.   Rapid, objective detection of cataract-induced blur using a bull's eye photodetector.   J Cataract Refract Surg. 2005 Apr;31(4):763-70.
  2. Hunter D.G., Nassif D.S., Piskun N.V., Winsor R., Gramatikov B.I., Guyton D.L.   Pediatric Vision Screener 1: instrument design and operation.   Journal of Biomedical Optics, 2004 Nov;9(6):1363-1368.
  3. Nassif D.S., Piskun N.V., Gramatikov B.I., Guyton D.L., Hunter D.G.    Pediatric Vision Screener 2: pilot study in adults.  Journal of Biomedical Optics, 2004 Nov;9(6):1369-1374.
  4. Hunter D.G., Nusz K.J., Gandhi N.K., Quraishi I.H., Gramatikov B.I., Guyton D.L.    Automated detection of ocular focus.  Journal of Biomedical Optics,  2004,  Sep-Oct; 9(5):1103-9
  5. Murabayashi T., Fetics B., Kass D,  Nevo E, Gramatikov B, Berger RD.   Beat-to-Beat QT Interval Variability Associated with Acute Myocardial Ischemia.   Journal of Electrocardiology, Vol. 35, No. 1, 2002,  pp. 19-25.
  6. Gramatikov, B.,  Brinker, J., Yi-chun, S., Thakor, N.    Wavelet analysis and time-frequency distributions of the Body Surface ECG before and after angioplasty.  Computer Methods and Programs in Biomedicine, Vol. 62, No. 2, June 2000, pp.87-98.
  7. Shenai M., Gramatikov, B.I., Thakor, N.V.      Computer models of depolarization alterations Induced by myocardial ischemia.  The effect of superimposed ischemic inhomogeneities on  propagation in space and time-frequency domains.  Journal of Biological Systems, Vol. 7, No.4, 1999, pp. 553-574.
  8. Thakral, A., Stein, L., Shenai, M., Gramatikov, B.I. and Thakor, N.V.   Effects of Anodal versus Cathodal Pacing on the Mechanical Performance of the Isolated Rabbit Heart.    Journal of Applied Physiology, Vol. 89, Issue 3, 1159-1164, September 2000.

13.   Thakor, N.V., Ferrero, J.M.Jr., Saiz, J.,  Gramatikov, B., Ferrero, J.M. Sr.    Electrophysiologic models of heart cells and cell networks.    IEEE Engineering in Medicine and Biology, Vol. 17, No.5, Sept./Oct. 1998, pp. 73-83.

14.   Gramatikov, B.    Variability maps of body surface ECG in normal subjects.  Physiological Measurement, IOP publishing, Vol. 16, 1995,  pp. 239-252.

15.   Gramatikov, B., Georgiev, I.     Wavelets as an Alternative to STFT in signal-averaged electrocardiography.  Medical and Biological Engineering and Computing, Vol.33, No.3,  May 1995,  pp. 482-487.

16.   Gramatikov, B., Yi-chun, S., Rix, H., Caminal, P., Thakor, N.     Multiresolution wavelet analysis of the body surface ECG before  and after angioplasty. Annals of Biomedical Engineering, Vol. 23, 1995,  pp. 553-561.

17.   Nikolov, Z., Georgiev, I., Gramatikov, B., Daskalov, I.    Use of the  Wavelet Transform for Time-Frequency Localization of Late Potentials.  Congress '93 of the German, Austrian and Swiss Society for Biomedical Engineering, Graz, Austria, Sept 16-18 , 1993.   Published as a short article in Biomedizinische Technik, Suppl.38 (1993), pp. 87-89.

18.   Gramatikov, B.    Detection of late potentials in the signal-averaged ECG  -  combining time and frequency domain analysis.   Medical and Biological Engineering and Computing, Vol.31,  No.4,  July 1993, pp.333-339.

19.   Gramatikov, B.   Digital filters for detection of late potentials.    Medical and Biological Engineering and Computing,  Vol.31, No.4, July 1993, pp.416-420.

20.   Dotsynsky, I. A., Gramatikov, B. I.,  Dascalov, I. K.    A digital heart-ratemeter using an EPROM converter.   Medical and Biological Engineering and Computing, 1980, Vol.18,  pp. 481-482.

21.   Gramatikov, B. I.     An acoustical amplifier for phonocardiographic monitoring.  Medical Technology (in Bulgarian language), No.1, 1982,  pp. 65-69.

22.   Dotsynsky, I. A., Gramatikov, B. I.    An enhanced counter for counting microscopic cells in the clinical laboratory.   Medical Technology (in Bulgarian language),  No. 1, 1979, pp. 68-71

23.   Gramatikov, B. I.   Enhancing the microprocessor KIT-D2 (Motorola) for the development of medical instrumentation.   Medical Technology (in Bulgarian language), No.1, 1981, pp. 73-75.

24.   Gramatikov, B.,  Ivanov, E.    Using triacs for programmed intensity control of electric light sources  Radio, Television and Electronics (in Bulgarian language),  No. 7, 1985, pp.33-34, UDK 621.382

 

Non-Peer Reviewed Articles

 

25.   K. Irsch, B. I. Gramatikov, Y.-K. Wu, and D. L. Guyton: "Spinning wave plate design for retinal birefringence scanning." SPIE conference on Advanced Biomedical and Clinical Diagnostic Systems VII, San Jose, CA (Jan 2009). Proc of SPIE 7169, 71691F1-12.

26.   Gramatikov B.I.,  Zalloum O.H.Y., Wu Y.K.,  Hunter D.G.,  Guyton D.L.    Changing polarization of foveal nerve fibers in the eye allows detection of central fixation.    SPIE Newsroom online article.  10.1117/2.1200608.0351.     http://newsroom.spie.org/x4116.xml

27.   Nassif, D., Gramatikov, B., Guyton, D., Hunter, D.     Pediatric Vision Screening using Binocular Retinal Birefringence Scanning.   In Proceedings of SPIE Vol. 4951 Ophthalmic Technologies XIII, edited by Fabrice Manns, Per G. Soederberg, Arthur Ho, (SPIE, Bellingham, WA, 2003),  pp 9-20.

28.   Gramatikov, B. Iyer, V.  Ischemia-Related Depolarization Changes Detected in Body-Surface Ambulatory ECG Recordings. Chicago 2000 World Congress on Medical Physics and Biomedical Engineering, July 23-28, 2000. Short paper (3 pages). In Congress 2000 Proceedings.

 

ABSTRACTS - NORTH AMERICAN AND EUROPEAN CONFERENCES

 

  1. K. Irsch, B. I. Gramatikov, Y.-K. Wu, and D. L. Guyton: "Polarization modulation improves retinal birefringence scanning."  OSA Vision Meeting in Rochester NY October 24 - 26, 2008;  Abstracts in Journal of Vision 8(17), 61, 61a, , doi:10.1167/8.17.61
  2. K. Irsch, B. I. Gramatikov, Y.-K. Wu, and D. L. Guyton: "Optimized retinal birefringence scanning using wave plates for strabismus screening."  Wilmer 2009 Annual Research Meeting, April 24, 2009, in Abstracts, p. 12.
  3. K. Irsch, B. I. Gramatikov, Y.-K. Wu, and D. L. Guyton: "Polarization modulation using wave plates to enhance foveal fixation detection in retinal birefringence scanning for strabismus screening purposes." ARVO 2009 Annual Meeting.
  4. Repka, M. X.,  Gramatikov, B. I.    The reproducibility of blur with a Bangerter filter.    AAPOS (American  Association for Pediatric Ophthalmology and Strabismus),  2006 Annual Meeting, Keystone, Colorado, March 15-19, 2006.
  5. Guyton, D.L., Gramatikov, B.I., Wu, Y.K.   Pediatric vision screener using retinal birefringence screening: new developments.    The 64-th Wilmer Residents Association Clinical Meeting.  April 22-23, 2005,  Wilmer Ophthalmological Institute, Johns Hopkins, Baltimore, MD       
  6. Gramatikov, B.I., Zalloum, O.H.Y., Wu, Y.K., Hunter, D.G., Guyton, D.L.    Birefringence-Based Eye Fixation Monitor with No Moving Parts.    ARVO (Association for Research in Vision and Ophthalmology), 2004 Annual Meeting, April 25-29, Ft. Lauderdale, Florida, Abstract #2534-B169.
  7. Guyton, D.L., Zalloum, O.H.Y., Gemp,K.R., Hunter, D.G., Gramatikov, B.I.   Simplified Polarization Birefringence Technique for Detecting Eye Fixation.   ARVO (Association for Research in Vision and Ophthalmology), 2004 Annual Meeting, April 25-29, Ft. Lauderdale, Florida, Abstract #3489.
  8. Hunter, D.G.,  Piskun, N.V., Guyton, D.L., Gramatikov, B.I., Nassif, D.    Clinical performance of the Pediatric Vision Screener.     ARVO (Association for Research in Vision and Ophthalmology), 2004 Annual Meeting, April 25-29, Ft. Lauderdale, Florida, Abstract #3488.
  9. Hunter, D.G.,  Piskun, N., Guyton, D.L., Gramatikov, B.I., Nassif, D.  Clinical performance of the Pediatric Vision Screener.    AAPOS (American  Association for Pediatric Ophthalmology and Strabismus), 2004 Annual Meeting , March 27-31, 2004, Washington DC.
  10. Gramatikov, B.I., Tarczy-Hornoch, K., Nassif, D.S.,  Hunter, D.G., Guyton, D.L.   Improved fixation target for accommodation in a focus-detection photoscreener.    ARVO (Association for Research in Vision and Ophthalmology), 2003 Annual Meeting,  May 4 - 9, 2003, Ft. Lauderdale, Florida, Abstract #2640.

8.       Hunter, D.G., Nassif, D., Gramatikov, B., Guyton, D.L.    Simultaneous detection of ocular focus and alignment using the Pediatric Vision Screener.   ARVO (Association for Research in Vision and Ophthalmology), 2003 Annual Meeting,  May 4-9, 2003, Ft. Lauderdale, Florida, Abstract  #4423.

  1. Nassif, D., Gramatikov, B., Guyton, D., Hunter, D.     Pediatric Vision Screening using Binocular Retinal Birefringence Scanning.   In Proceedings of SPIE Vol. 4951 Ophthalmic Technologies XIII, edited by Fabrice Manns, Per G. Soederberg, Arthur Ho, (SPIE, Bellingham, WA, 2003) in press.

10.   Nusz, K., Congdon, N., Gramatikov, B., Friedman, D., Guyton, D.L., Hylton, C., Hunter, D.G.  Rapid, Objective Detection of Cataract-induced Blur Using a Bull's Eye Photodetector.  ARVO (Association for Research in Vision and Ophthalmology) 2002 Annual Meeting,  May 5-10, 2002, Fort Lauderdale, Florida. Poster Board Number: B536;  Presentation Number: 1526.

11.   Hunter, D.G., Gandhi, N.K., Quraishi, I.H., Gramatikov, B.I., Guyton, D.L.    Automated Detection of Ocular Defocus Using a Bull’s Eye Photodetector.   Poster presentation,   American  Association for Pediatric Ophthalmology and Strabismus (AAPOS) annual meeting, March 2001.

12.   Gramatikov, B.I., Hunter, D.G., Guyton, D.L.    Determination of Ocular Defocus Using the Double-Pass Blur Image of a Point Source of Light in Model Eyes with or without Astigmatism.  Abstracts of The 12th Annual Wilmer Research Meeting.  March 9, 2001, Johns Hopkins University School of Medicine.

13.   Thakral, A., Stein, L., Shenai, M., Gramatikov, B., Thakor, N. and Mower, M.   Effects of varying the pacing waveform on mechanical performance in the rabbit heart. Pace, Vol.22, April 1999, Part II, p.750 (Abstracts of the 20th Annual Scientific Sessions of the North American Society of Pacing and Electrophysiology, NASPE, Toronto, May 12-15, 1999).

14.   Thakral, A., Stein, L., Shenai, M., Gramatikov, B., Thakor, N. and Mower, M.    Comparison of anodal vs. cathodal pacing patterns in isolated Langendorff perfused rabbit hearts.   Abstracts of the Biomedical Engineering Society 1998 Annual Fall Meeting, 10-13 October 1998, Cleveland, OH.  In Annals of Biomedical Engineering, Vol. 26, Suppl. 1,  p. S-22,  Abstract CB.46.

15.   Shenai, M., Gramatikov, B., Thakor, N.V.    Computer modeling of depolarization changes induced by myocardial ischemia.  Computers in Cardiology 1998, Vol. 25, Cleveland, Ohio, Sept.13-16, 1998. pp. 321-324.

16.   Gramatikov, B.I., Provaznik, I.,  Thakor, N.V.    Depolarization Changes During Ischemia Detected Through Time-Frequency Analysis of the Intracardiac Electrogram. Computers in Cardiology 1998, Vol. 25, Cleveland, Ohio, Sept.13-16, 1998, pp. 289-292.

17.   Casaleggio, A., Gramatikov, B., Thakor N. V.    Dynamic Differences Between Ventricular Fibrillation Types Induced in Human Patients by Different Types of Stimulation.  Computers in Cardiology 1997, Vol. 24,  Lund, Sweden, Sept. 7-10, 1997, Publ. IEEE, Inc, pp.89-92

18.   Casaleggio, A., Gramatikov, B., Thakor, N.    On the use of Wavelets to separate dynamical activities embedded in a time series.  Computers in Cardiology, Indianapolis, Sept. 8-11, 1996, Publ. IEEE, Inc, pp. 181-184.

19.   Gramatikov, B., Detschew, V., Grieszbach, G.   Dynamische Spektralanalyse des EKG zur fruehzeitigen Erkennung von Myokardischaemie   (Dynamic spectral analysis of the ECG for early detection of myocardial ischaemia).   39th International Colloquium of the Technical University Ilmenau,  Sept.27-30, 1994,  Ilmenau,  Germany.   In Proceedings, B-2.2.2., Vol.2,  pp. 384-388.

20.   Gramatikov, B.   Comparison of ECG maps reconstructed from irregular grids of limited number of electrodes.   39th International Colloquium of the Technical University Ilmenau,  Sept.27-30, 1994,   Ilmenau, Germany.  In Proceedings,  B-2.3.1., Vol.2,  pp. 411-415.

21.   Thakor, N., Yi-chun, S., Gramatikov, B., Rix, H., Caminal, P.   Multiresolution wavelet analysis of ECG: Detection of ischemia and reperfusion in angioplasty.   World Congress on Medical Physics and Biomedical Engineering, Rio de Janeiro, Brazil,   August 1994, In Proceedings: RT15-2.4, p.392

22.   Gramatikov, B, Thakor, N.   Wavelet analysis of coronary artery occlusion related changes in ECG.    15th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, October 28-31, 1993, San Diego, California, USA.   In Proceedings,  p.731.

23.   Thakor, N.,  Gramatikov, B.,  Mita, M.    Multiresolution Wavelet Analysis of ECG during ischemia and reperfusion.   Computers in Cardiology, London, 5-8  Sept. 1993.  In Proceedings (IEEE Comp.Soc.Press),  pp.895-898.

24.   Gramatikov, B. I.,  Lolov, V.R.    Application of  Microcomputers in ECG analysis  (in German)    Congress'88  of the East-German Society for Biomedical Engineering and Computing.   Dresden, Germany, 7.03 - 11.03.1988. In Abstracts.,  C-16.

25.   Gramatikov, B. I.    Phonocardiographic filters (in German).   Congress'85 of the East-German Society for Biomedical Engineering and Computing.  Leipzig, Germany,  April 1985;  In Proceedings,  presentation B-32,  pp. 110-111.

26.   Gramatikov, B. I.,   Dotsinski, I. A.     Automatic gain conrtol of phonocardiographic signals. (in German)  Congress'82 of the East-German Society for Biomedical Engineering and Computing. Dresden, Germany, March 1982 .  In Abstracts., C-43, p.58.

27.   Dotsynsky, I. A., Gramatikov, B. I.,  Ninova, P. P.    Microprocessor analysis of phonocardiosignals in children.   Fifth conference on Bioengineering, 20-24 Sept., 1981, Budapest. (in English),  In Collected Abstracts, pp.64-65.

28.   Mintschew, W.,  Schektow, W.,  Gramatikow, B.,  Jossifow, W.      An  upgraded microprocessor development system based on Motorola’s  Kit D2.    Scientific achievements of the Bulgarian students and post-graduate students in  Germany.   A Publication of the Technical University Ilmenau, 1981, pp. 64-72.

29.   Gramatikov, B.  Measurement of heart- and respiration rate  using  integrated circuits (in German).   Congress '79  of the East-German Society for Biomedical Engineering and Computing. Berlin, Germany, Nov., 1979.  In Abstracts: C34-P.

30.   Gramatikov, B.   Estimation of an efficiency criterion for optimization of multilevel control systems.    Review of the  scientific achievements of the Bulgarian students in  Germany, Berlin 1975. (in German).   In Proceedings, paper No.12, pp. 10-21.

 

 

ABSTRACTS - BULGARIAN CONFERENCES with international participation

 

31.   Gramatikov, B.,  Daskalov, I.    Changes in the ECG with PTCA.   Proceedings of the Bulgarian Seventh National Conference on Biomedical Physics and Engineering (with international participation), Sofia, 17-19 Oct 1996, in English,  pp. 114-116.

32.   Gramatikov, B., Casaleggio, A.    On the dynamical difference obtained from different simultaneously recorded leads of ECG signals.    Proceedings of the Bulgarian Seventh National Conference on Biomedical Physics and Engineering (with international participation), Sofia, 17-19 Oct 1996, in English,  pp. 110-113.

33.   Gramatikov, B.     Serial comparison of multilead ECG recordings used for mapping.   Proceedings of the Bulgarian Seventh National Conference on Biomedical Physics and Engineering (with international participation), Sofia, 17-19 Oct 1996, in English,  pp. 117-120.

34.   Gramatikov, B.   Electrocardiographic surface mapping of  the human torso.  Fourth National Conference of applied science “Electronic Technology - ET’95” of  The Technical University of Sofia. 27-29 Sept. 1995, Sozopol, Bulgaria.  In Proceedings, pp. 122-126 (in Bulgarian language).

35.   Gramatikov, B.   Non-invasive recording of His-bundle activity by means of high-resolution signal-averaged electrocardiography.     Sixth National Conference on Biomedical Physics and Engineering with International Participation.  Sofia, 22-24 October 1992., (in English), In Proceedings, pp.3-8.

36.   Gramatikov, B.     Comparison of some linear phase FIR-filters for real-time ECG processing.   Sixth National Conference on biomedical Physics and Engineering  with international Participation.  Sofia, 22-24 October 1992 (in Engl.) In Proceedings - pp.27-31.

37.   Shachov, B., Gramatikov, B., Petkov, A.,  Dimitrov, E.     Late potentials in patients  with  ventricular  tachychardia  -  initial successful clinical experience with the new technology of CLEMA  (Dept. of Biomedical Engineering, Medical Academy) .    Fourth National Congress of Cardiology.  Plovdiv, Bulgaria, June 4-5, 1992.    In Abstracts - p.28, Abstract 62. ( in Bulgarian).

38.   Gramatikov, B.   Methods of generating and testing of digital filters for biological signals (in Bulgarian).    Fourth national scientific session   Automation in biotechnological processes and biomedical research, Sofia, 17-19 Sept. 1991;    in Proceedings, pp. 210-217.

39.   Gramatikov, B. I., Lolov, V. R.       Hardware  support of an  ECG diagnostic system based on a 16-bit personal computer. (in English)   Fifth National Conference on Biomedical Physics and Engineering  with International participation   Sofia, 14-16 October 1988.   In conference Abstracts,  pp.11-12.

40.   Lolov, V.R., Gramatikov, B. I., Daskalov, I. K.    A computer system for real-time processing of  multiple-lead exercise ECG. (in English)   Fifth National Conference on Biomedical Physics and Engineering  with International participation. Sofia, 14-16 October 1988.   In conference Abstracts, pp.13-14.

41.   Gramatikov,B., Lolov,V.    Acquisition  and  Processing  of  ECG signals using a personal computer (in Bulgarian).    Third National Congress of Cardiology. Sofia, 23-25 Oct. 1987; In Abstracts,  Abstr. No. 9.

42.   Gramatikov, B., Zywietz, Ch.   A method for computer aided detection of WPW Syndrome in conventional 12 Lead Electrocardiograms (in Bulgarian and German).   A report of a 4-months' stay at the Medical University, Hannover  -  funded by  the German Academic Exchange Service (DAAD).  Published in Bulgarian in the  Monthly Scientific Review of the Medical Academy, Sofia, May, 1987, pp.21-30.

43.   Gramatikov, B. I.    Isolated input sections of multichannel  ECG amplifiers.     Second Youth Conference on Biomedical Engineering with International Participation.  Bulgaria, Varna, Oct., 1985. (in Bulgarian);  In Abstracts: Abstr. No. 7, p 7.

44.   Popov, K., Gramatikov, B.   An electronic equipment for remote measurement and display of distances. (in Bulgarian)     Proceedings of the National Symposium on life-guarding.  Sozopol, 1984. A Red-Cross publication, Sofia 1985, pp. 164-167.

45.   Gramatikov, B. I.    Microprocessor Hardware of a three-channel digital storage electrocardiograph 1231.  (in Bulgarian).   Fourth National Conference  on  Biomedical  Physics and Engineering with International Participation, Sofia, Nov., 1984.  In Proceedings, pp. 52-54.

46.   Christov, I., Dotsynsky, I., Lolov, V., Pundjev, V., Gramatikov, B.    Automatic  processing  of  nystagmograms  by means of a  microprocessor system.     First Youth Scientific Conference on Biomedical Engineering with International Participation.   Bulgaria,  Varna, September, 1983. In conference Proceedings, pp. 19-22.

47.   Gramatikov, B.I.,  Dotsynsky, I.A. Automatic gain conrtol of  physiological signals in a microprocessor-based device.   XVII Scientific Session dedicated to the  National Radio Day. The Technical University, Sofia, May, 1982. (in Bulgarian)  In conference Abstracts.  Also filmed and available as micro-fiche at the  Central Library for Science and Technology, Sofia.

48.   Dotsynsky, I. A., Gramatikov, B. I., Christov, I., Pundjev,V.    A Random time-interval generator for phycho-physiological investigations.   XVII Scientific Session dedicated to the  National Radio Day.  The Technical University, Sofia, May, 1982. (in Bulgarian)  In conference Abstracts. Also filmed and available as micro-fiche at the  Central Library for Science and Technology, Sofia.

49.   Gramatikov, B.I., Dotsynsky, I.A.    Measuring  the  heart  rate using a pocket calculator integerated circuit. ( in Bulgarian)   Proceedings of the Youth  Scientific-Technical Session  at the Institute of  Medical Engineering, Sofia, May, 1980.  In  Proceedings, pp. 63-74.

 

 

Submitted paperS

 

 

Ph.D. Thesis : Electronic Devices for Automated Processing of Phonocardiographic Signals. 

Technical University of Sofia, 1983, UDK 616-7.  Central Library of Science and  Technology - Sofia,   Ref. No. DS 3168.

 

 

 

Invited review articles   in  the magazine "Medical technology", 

ISSN 0324-1440  (in Bulgarian language)

 

  1. Gramatikov, B.    State of the art and problems of the implantable cardiac pacemaker technology in Germany.  Medical Technology (in Bulgarian language), Vol.12, 1979, No.4, pp. 3-13.
  2. Gramatikov, B.    Electronic devices in the fight against diabetes.    Medical Technology (in Bulgarian language),  Vol.15, 1982, No.4, pp. 24-38.
  3. Gramatikov, B.    Comparative clinical studies on the precision of conventional and electronic devices for ambulatory blood pressure measurement.     Medical Technology  (in Bulgarian language),  Vol.15, 1982, No.3, pp. 17-23.
  4. Gramatikov, B.    Automated infusion pumps for continuous insulin infusion in diabetic patients.
  5. Medical Technology (in Bulgarian language),  Vol.15, 1989, No.3, pp. 3-17.
  6. Gramatikov, B.    Continuous monitoring of heart rate by means of ECG recording on magnetic tape with the aim of detecting and studying arrhythmias (Holter monitoring). Medical Technology (in Bulgarian language),  Vol.13, 1989, No.3, pp. 21-33.

 

 

This page was last updated on Dec 2, 2009