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Related Experiment Videos

ECG recording by a microdot thermal printer

I A Dotsinsky1

  • 1Centre of Biomedical Engineering, Bulgarian Academy of Sciences, Sofia, Bulgaria.

Frontiers of Medical and Biological Engineering : the International Journal of the Japan Society of Medical Electronics and Biological Engineering
|January 1, 1997
PubMed
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New algorithms enable high-quality electrocardiogram (ECG) printing using thermal printers. These methods optimize dot control for real-time and stored ECG data, enhancing medical record accessibility.

Area of Science:

  • Biomedical Engineering
  • Medical Instrumentation
  • Printing Technology

Background:

  • High-quality electrocardiogram (ECG) records are crucial for medical diagnosis.
  • Microdot thermal printers offer advantages for ECG data recording.
  • Efficient control of thermal printer heads is essential for accurate ECG output.

Purpose of the Study:

  • To develop and implement novel algorithms for thermal printing of ECG data.
  • To optimize the process of generating lengthwise and crosswise ECG prints.
  • To enhance the real-time and stored signal printing capabilities of ECG instruments.

Main Methods:

  • Implementation of the TLP 480Z-N Gotemba thermal printer in ECG instruments.
  • Development of two distinct algorithms for lengthwise and crosswise printing.

Related Experiment Videos

  • Utilizing 'black and white' strips loaded via 1-byte parallel data organization into the printer's shift register.

    • Main Results:

    • Successful implementation of algorithms for both lengthwise and crosswise ECG printing.
    • Demonstrated real-time printing capability in the lengthwise mode.
    • Enabled printing of memorized signals using the crosswise mode.

    Conclusions:

    • The developed algorithms effectively control thermal printer heads for high-quality ECG recording.
    • These methods provide flexible solutions for both real-time and stored ECG data visualization.
    • The optimized printing process enhances the utility of thermal printers in medical applications.