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[A thermal flow sensor for infusion technique]
1Technische Hochschule Darmstadt, Institut für Elektromechanische Konstruktionen.
Biomedizinische Technik. Biomedical Engineering
|March 1, 1995
Summary
A novel flow sensor for infusion systems uses thermal heating and tracing to measure fluid flow rates. This non-invasive sensor ensures tubing integrity and provides position-independent measurements for accurate infusion monitoring.
Area of Science:
- Biomedical Engineering
- Medical Devices
- Sensor Technology
Context:
- Infusion systems are critical in healthcare for drug delivery and fluid management.
- Accurate monitoring of infusion flow rates is essential for patient safety and therapeutic efficacy.
- Existing flow sensors may compromise tubing integrity or require complex integration.
Purpose:
- To develop a non-invasive flow sensor for infusion systems.
- To enable accurate and reliable measurement of fluid flow rates in medical tubing.
- To provide a position-independent sensing solution for enhanced infusion monitoring.
Summary:
- A new flow sensor utilizes combined thermal heating and thermal tracing principles to determine fluid flow rates.
- The sensor's heating and sensing elements are externally applied to the infusion tubing, preserving its sterile integrity.
- Employing two sensor units allows for flow rate measurements that are independent of their placement along the tubing.
Impact:
- Enhances the safety and reliability of infusion therapy.
- Offers a non-invasive and cost-effective solution for infusion monitoring.
- Facilitates improved patient outcomes through precise fluid delivery management.