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Semimembranosus
The semimembranosus muscle is one of the three hamstrings muscles of the upper leg. Page updated July 2024 by Dr Sheila Strover (Clinical Editor)
Semitendinosus
The semitendinosus muscle is one of the hamstrings muscles.
Semitendinosus graft
A semitendinosus graft is a transplant derived from the tendon of the semitendinosus muscle.
Semitendinosus tenodesis
Semitendinosus tenodesis is one of several surgical procedures to improve knee stability.
Septic arthritis
Septic arthritis in deep infection within the knee joint. It is a dreaded complication of knee injury or surgery.
Sherman Classification
The Sherman classification identifies the positioning of an anterior cruciate ligament (ACL) tear. Page updated January 2024 by Dr Sheila Strover (Clinical Editor)
Shin bone
The shin bone larger bone of the lower leg, correctly called the 'tibia'.
Short arc extensions
Short arc extensions are knee rehabilitation exercises to re-trigger quads activity.
Side-stepping
Side-stepping is a knee rehabilitation exercise to improve hip abduction.
Single-bundle ACL graft
A single-bundle ACL graft is a reconstruction of the anterior cruciate ligament using a 'single-bundle' of graft material as opposed to a 'double-bundle'.