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A central venous temperature sensing lead.
Pacing and Clinical Electrophysiology : PACE
|November 1, 1986
Summary
Developing stable sensor leads for pacemakers that respond to central venous blood temperature is crucial. This study details a new sensor lead design, analyzing its performance for reliable pacemaker implementation.
Area of Science:
- Biomedical Engineering
- Medical Devices
- Cardiovascular Technology
Background:
- Pacemaker function can be enhanced by responding to physiological changes.
- Central venous blood temperature offers a potential physiological parameter for pacemaker rate modulation.
- Reliable sensor technology is needed to measure blood temperature accurately within the body.
Purpose of the Study:
- To describe the characteristics of a novel sensor lead design for measuring central venous blood temperature.
- To evaluate the performance of this sensor lead for pacemaker applications.
- To analyze key parameters affecting sensor function and pacemaker integration.
Main Methods:
- In vitro and in vivo studies were conducted to assess sensor performance.
- Key parameters evaluated included temperature response time and data acquisition time.
- Sensor sensitivity and long-term shunt impedance were also measured.
Main Results:
- The study characterized the temperature response time and data acquisition capabilities of the sensor lead.
- Sensor sensitivity to temperature variations was quantified.
- Long-term stability of sensor shunt impedance was assessed in both laboratory and physiological settings.
Conclusions:
- The described sensor lead design exhibits relevant characteristics for stable and reliable measurement of central venous blood temperature.
- Analysis provides insights into optimizing sensor performance for pacemaker rate responsiveness.
- The findings support the feasibility of implementing temperature-based rate modulation in pacemakers.