Optimising the breast shield size
• Centre the nipple and gently hold the breast shield against the breast.
• Adjust for Maximum Comfort Vacuum to achieve optimum suction level.
• Refer to the images below while pumping in the expression phase
(after the stimulation phase).
too small
Nipple
Areola
• The nipple rubs along
the side of the tunnel.
• Try a larger size.
Reasons for trying a new size
• If the nipple rubs against the tunnel sides to the point of causing discomfort.
• If excessive areola is being pulled into the tunnel.
• If there is any redness.
• If the nipple or areola is turning white.
• If the mother feels unexpressed milk after pumping.
• As levels of tissue edema subside post birth.
If any of these conditions occur, consider trying a different size by following the measuring
instructions above.
correct fit
Nipple
Areola
• The nipple is centred
and moves freely.
too large
Nipple
Areola
• The nipple and excessive
areola are pulled into
the tunnel.
• Try a smaller size.
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