Medela — #1 Choice of Hospitals and Mothers

I use the Medela Quick Clean bags. You just follow the directions on the bag and it cleans the parts in the microwave. You can use the bags up to 10 times. I thought they were pretty reasonable. I believe you get 5 bags in a box for 5.99 and thats 100 uses out of each box.

Just curious how often you need to replace the membranes? And if there are any other parts that I need to replace and if there are how often do I need to replace them? I purchase this pump brand new. Just want some advice I am an exclusive pumper. I pump every 3 hours and every 4 hours at night. So just want to get an idea what everyone ...