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Continuous Passive Motion Machine

Medically reviewed by Drugs.com. Last updated on Oct 6, 2024.

What is a continuous passive motion machine?

A continuous passive motion (CPM) machine is a device that slowly and gently moves your joint while you are in bed. You may need to use a CPM machine for any of the following:

How can a CPM machine help me?

Your healthcare provider may tell you use a CPM machine with other treatments such as physical therapy. A CPM machine may help you recover from surgery or injury in the following ways:

How do I use a CPM machine safely?

Your healthcare provider will show you how to set up your CPM machine. Your provider will also show you how to change the amount of flexion, speed, and time. You may need to use your CPM machine for up to 2 hours at a time, 3 to 4 times per day. If you use a machine for your shoulder, you may use the machine for only 20 to 30 minutes at a time. Ask your healthcare provider how to use the type of CPM machine that you have. The following are safety precautions:

What else do I need to know about a CPM machine?

When should I stop using a CPM machine?

Your healthcare provider will tell you when to stop using a CPM machine. You may need to use a CPM machine for up to 6 weeks. Stop using a CPM machine and call your healthcare provider immediately if:

When should I seek immediate care?

When should I contact my healthcare provider?

Care Agreement

You have the right to help plan your care. Learn about your health condition and how it may be treated. Discuss treatment options with your healthcare providers to decide what care you want to receive. You always have the right to refuse treatment. The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.