Medela — #1 Choice of Hospitals and Mothers

I have the same question.  How often are we suppose to change tubing & membranes?  My pump doesn't work as well anymore either.  I've only had my pump for about 1 1/2 months.

I'm having the same problem.  I bought my pump in February 2008 and had no problems, was able to express 2-4 oz from each breast at each session using a medium setting.  Now, the pump seems to be twice as loud and I can set it at Max and hardly feel anything and barely reach 2 oz per session.  I've been trying to find a way to report this to ...