Continuous passive motion is a rehabilitation technique where the knee is very gradually bent and straightened, over periods of hours, using a CPM machine.

continuous passive motion
Once the CPM machine parameters or speed and range of motion have been set, then the patient can just relax and the machine will continue to bend and straighten the limb.


Maintaining range of motion

This is to maintain mobility and prevent the formation of adhesions.


CPM - continuous passive motion

Passive gentle machine-assisted exercise to maintain range of motion.

Day 2 - Things to buy or hire before the big day

A 5-day challenge to see how prepared you are for rehab at home after surgery.



Continuous Passive Motion, Early Weight Bearing, and Active Motion following Knee Articular Cartilage Repair. Howard JS, Mattacola CG, Romine SE and Lattermann C. Cartilage. 2010 Oct; 1(4): 276–286.

Use of Continuous Passive Motion Reduces Rates of Arthrofibrosis After Anterior Cruciate Ligament Reconstruction in a Pediatric Population. Bram JT, Gambone AJ, DeFrancesco CJ, Striano BM and Ganley TJ. Orthopedics. 2019 Jan 1;42(1):e81-e85. doi: 10.3928/01477447-20181120-04. Epub 2018 Nov 28.

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