The meniscus is the shock absorber of the knee.

It is crescentic in shape, with a wider outer rim and a flattened inner rim. At the far ends are the two 'horns'.

fingers explaining shape of lateral meniscus knee joint showing the meniscus knee meniscus showing the menisco-capsular junction
The lateral (outer) meniscus is more 'O-shaped' than the medial meniscus, which is more 'C-shaped'. The two menisci (plural) act as shock absorbers between the two long bones of femur and tibia. Detail to show the intimate relationship of the meniscus to the capsule.
Synonyms: 
Knee cartilage
Knee cartilages
Semi-lunar cartilage
Semi-lunar cartilages
Meniscal cartilage
Meniscal cartilages
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Meniscus Library

Library of excerpts from the medical literature about the Meniscus, with links to PubMed

A discussion of the differences between the two menisci in terms of their mobility, and what this means in terms of meniscus injury patterns.

Meniscus Avulsion

This eBook discusses the consequences of part of the knee meniscus or shock absorber tearing away from its moorings on the tibia bone.

The reasons why doctors nowadays try to preserve the meniscus.

What is a knee meniscus?

A short animation about the knee meniscus

Clearing up confusion about knee cartilage

Video discussing why people mix up the two kinds of tissue referred to as 'cartilage'.

Pages

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CLINICAL PUBLICATIONS

Restoration of the meniscus: form and function. Hutchinson ID, Moran CJ, Potter HG, Warren RF, Rodeo SA. Am J Sports Med. 2014 Apr;42(4):987-98.

Knee Range of Motion as a Discriminatory Tool Indicating Potential Meniscal Tears. Hollier J, Leonardi C, Igbokwe L, Dasa V. Ochsner J. 2018 Summer;18(2):126-130.


See also:



Clearing up confusion about knee cartilage - ebook



eBook - Seven Symptoms of a Torn Knee Meniscus