Anterior Cruciate Ligament Collection

Anatomy of human knee joint

Human knee cutaway illustration
Cutaway illustration of human knee showing detailed side and front views

Detail of human knee showing insertion of arthroscopic instruments

Typical synovial joint

Detail of human knee showing arthroscopic surgical proceedures

Knee bones and ligaments, artwork C016 / 7012
Knee bones and ligaments. Artwork of a frontal view of the knee joint, showing bones, ligaments, tendons, and cartilage. The bones are the femur (thigh bone, top), patella (knee-cap, upper centre)

Knee bones and ligaments, artwork C016 / 7011
Knee bones and ligaments. Artwork of a frontal view of the knee joint, showing bones, ligaments, tendons and cartilage. The bones are the femur (thigh bone, top), patella (knee-cap, upper centre)

Lachman knee ligament test
MODEL RELEASED. Lachman knee ligament test. Physiotherapist performing a Lachman test on a patients knee ligaments. This test is designed as an assessment of the knees anterior cruciate ligament

Anterior cruciate ligament repair, X-ray
Anterior cruciate ligament repair. Coloured profile X-ray of fixation devices (white) in the bones of the knee, used to hold the anterior cruciate ligament (not seen) in place

Anterior cruciate ligament tear, CT scan
Anterior cruciate ligament tear. Coloured computer tomography (CT) scan of the knee joint of a patient with a tear of the anterior cruciate ligament (ACL)

Normal human knee, artwork
Normal human knee. Artwork showing the internal anatomy of a healthy human knee, with an inset (bottom) of the cartilage (grey) that covers the ends of the bones forming this joint

Damaged knee, artwork
Damaged knee. Artwork showing the internal anatomy of a damaged human knee, with an inset (bottom) of the cartilage (grey) that covers the ends of the bones forming this joint

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The anterior cruciate ligament (ACL) is a vital component of the human knee joint. It plays a crucial role in stabilizing the knee and preventing excessive forward movement of the tibia bone. This intricate anatomy can be seen in a detailed cutaway illustration of the human knee, showcasing its complexity. During arthroscopic surgical procedures, specialized instruments are inserted into the knee to repair or reconstruct the ACL. The insertion points for these instruments can be observed in a close-up view of the knee, highlighting how surgeons navigate this delicate area. As part of a typical synovial joint, which allows for smooth movement between bones, the ACL works alongside other ligaments and structures to maintain stability and flexibility. Artwork depicting knee bones and ligaments further emphasizes their interconnection. Medical tests such as the Lachman test help diagnose ACL injuries by assessing abnormal movements within the joint. In cases where an ACL tear is confirmed through imaging techniques like X-ray or CT scan, prompt treatment becomes essential to restore function and prevent long-term complications. Understanding the intricacies of our knees' anatomy helps us appreciate how important it is to protect our anterior cruciate ligament from injury or damage that could impact our mobility and overall quality of life.