Capacitor-based gas detection in an intravenous fluid...

Measuring and testing – Gas content of a liquid or a solid – Of a liquid

Reexamination Certificate

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C073S019010, C073S064440

Reexamination Certificate

active

07377148

ABSTRACT:
An air or gas bubble detection system detects the presence of liquid in intravenous (IV) tubing. By detecting the presence of liquid rather than gas, false alarms due to micro bubbles or small air gaps between the sensor and the tubing are avoided.

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