ACL is an abbreviation for 'anterior cruciate ligament'.

The anterior cruciate ligament is one of the two large ligaments right inside the knee joint, which are both important for knee stability.

anterior cruciate ligament

This update follows my previous presentation on Anatomical ACL.

Two prominent surgeons, Freddie Fu and Charlie Brown, have been working on the idea of anatomical ACL reconstruction. They would stand up at meetings and say “I’ve done 5,000 ACL reconstructions and looking back at what I was doing I now think that I put 5,000 ACLs in the wrong place because we now know that we have been putting it in the wrong place. Although we can get an excellent...

Over the last 5-7 years there have been two surgeons in particular – Freddie Fu and Charlie Brown – who have been doing a lot of work on “Where’s the right place to put the ACL?”

Lost decade?...

We all thought we were doing the right thing ten years ago, then we all thought we were doing the right thing five years ago but actually when you look at the results of the old-fashioned ACLs they got great results, they got their sportsmen back playing sport but they all go on and tend to get


An 'interpretation' of a 2010 medical paper discussing those people who are born without cruciate ligaments, and the sort of associated conditions that might go with this.

An 'interpretation' of a 2009 paper looking at the factors that increase the likelihood of developing osteoarthritis after cruciate ligament injury.

Early indicators of a cruciate tear

What makes you think you might have torn your cruciate?