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  1. M

    Medtronic 640g. Bubbles in the tubing

    For me, bubbles don't happen when filling the reservoir, but hours or days later. My glucose will suddenly rise by 60 or 80 points in just 30 minutes - without having eaten anything for 6 or 8 hours. That's when I know to check for bubbles. I think it is because the tubing doesn't connect...
  2. M

    Pump bubbles?

    I don't get bubbles when FILLING the reservoir. Mine happen hours or even days after a new reservoir is in use. I can go six or eight hours without eating anything when, all of a sudden, my glucose rises up, maybe 60 or 80 points in 30 minutes. That's when I know to check for bubbles. I'm...
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