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Re: [IP] air in tubing




----- Original Message -----
From: <email @ redacted>
To: <email @ redacted>
Sent: Sunday, January 16, 2000 5:53 PM
Subject: Re: [IP] air in tubing

Thanks for your reply! Your advise makes good sense.
Jeff
>
> In a message dated 1/16/00 7:46:40 PM, email @ redacted writes:
>
> << I noticed 3 air bubbles ranging from 1/4" to 1/2". Should I worry about
> this or what? >>
>
> It's easy to prime bolus them out if you can quick-release the infusion
set.
> An inch of tubing represents approximately 0.5 units of insulin, so if you
> are at all insulin-sensitive, it could make a difference in your control.
> (But if that seems a trivial amount compared to your hourly rate, don't
worry
> about it).  You can wait till the bubbles are near the quick-release site
if
> you don't want to waste insulin.  Are there bubbles in the reservoir?
They
> can be caused by drawing up insulin that hasn't come to room temperature.
If
> that is the case and you have a pretty full reservoir, you might want to
> disconnect it from the tubing and debubble it by drawing the plunger down
and
> tapping it with a pen or something till the bubbles coalesce at the top
and
> then pushing them out, then pushing through new insulin through the tubing
> till you are free of bubbles.
>
> But before doing anything else, make sure they actually move when insulin
> passes through the tubing.  The inner and outer walls of the tubing can
come
> apart slightly in a way that looks like an air bubble but actually isn't,
and
> is not a problem.
>
> Linda Z
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