breast pump mimics your baby’s natural rhythm.The breast pump’s ergonomic handle allows you to alternate between short movements to stimulate and longer ones, to express the milk just like your baby when it is being fed on your breast. As a result, you express more milk in less time.The manual breast pump is ideal for occasional usage. For example, if you need to leave your baby alone for short periods, e.G. To do sports or have an evening out or if you want to involve your partner in breastfeeding.Ideal for your health breast pump can also help to overcome health problems, such as sore, flat or inverted nipples. You can also use manual breast pump in addition to a symphony rental pump.Insert the stem (with the o-ring) into the hole on the upper side of the diaphragm.The stem and diaphragm are parts of the pump’s handle.Make sure the oval shaped base of the stem has the right position in the diaphragm.Place the valve membrane in a horizontal position on the valve head. Carefully push the knob on the membrane‘s back into the smallest hole of the head until it engages. The membrane must lie flat on the head.Push the valve head onto the inner ring of the connector. The valve head must be positioned sideways (as you can see in the above picture).Mother’s milk is amazing. It’s the best start in life your baby can have. At medela, we’re committed to giving mothers everywhere the support they need to feed their babies their amazing mother’s milk for as long as possible. It contains everything your baby needs to grow and develop – the right amounts of proteins, fats, lactose, vitamins, iron, minerals, water and enzymes. Medela has been working with researchers in breast milk for nearly 60 years. We’re here to support every breast milk feeding mother with our knowledge, our expertise and our unique range of products, including our swiss-made breast pumps, the trusted choice of healthcare professionals worldwide. Like every medela product, from nursing bras to nipple shields to storage bags and more, they are designed to help make feeding your baby mother’s milk easier and more comfortable.