2. Assembly (cont.)
2.2 PersonalFit
™
Sizing
1. Medela's PersonalFit sizing
Pumping should not hurt. For maximum comfort and pumping efficiency, Medela offers five breast
shield sizes.
21
mm
Visit MedelaBreastShields.com to view the full guide to help you determine your optimal size based
on your nipple diameter.
2. Test your breast shield size
1. Start with the 24 mm that came with your pump, or the size determined by measuring.
2. Center nipple and gently hold breast shield against your breast.
3. Adjust for Maximum Comfort Vacuum™, to achieve optimum suction level.
4. Refer to images while pumping in expression.
Too Small
Nipple
Areola
• Nipple rubs along
side of tunnel
• Try a larger size
3. Should you try a new size?
Nipple
• Does your nipple rub sides of tunnel, to the point of causing discomfort?
• Do you see excessive areola being pulled into tunnel?
• Do you see any redness?
• Is your nipple or areola turning white?
• Do you feel unexpressed milk after pumping?
If you answered "YES" to any of these questions, consider trying a new size by following the
Areola
measuring instructions above.
If you are still unsure if you selected the correct size, see a lactation consultant, breastfeeding
specialist, or visit MedelaBreastShields.com for assistance in choosing the right size breast shield.
Caution
Nipple
• While some discomfort may be felt when first using a breast pump, using a breast
pump should not cause pain. If you are unsure about breast shield sizing, please
contact a healthcare professional or breastfeeding specialist who can help
you get a proper fit.
Areola
18
Nipple
Areola
27
30
36
mm
mm
mm
Nipple
Areola
Correct Fit
Too Large
Nipple
Nipple
Areola
Areola
• Nipple and excessive
areola are pulled into
the tunnel
• Nipple is centered
and moves freely
• Try a smaller size
Nipple
Areola
2.3 Powering your pump
2.3.1 Power Adaptor Care
To care for your adaptor be sure to follow these storage directions.
Nipple
Areola
Do not wrap cord of power
adaptor around the plug
body.
Do not unplug power
adaptor by pulling on the
cord.
Questions? Visit www.medela.com or call us at 1-800-435-8316.
Correct!
Correct!
19