Quadriceps femoris is an extensor muscle in the anterior compartment of thigh and is
traditionally taught to be composed of four heads. Recently, there is an increased interest in …

Purpose We present a case of a seven-headed quadriceps femoris (QF) muscle and a
systematic review of the literature concerning this anatomical variation. Methods During a …

Fetal musculoskeletal movements are first observed at approximately seven to 8 weeks of
gestation. However, the separation and formation of skeletal muscles, especially the limbs …

The tensor of the vastus intermedius (TVI) is a newly described component of the extensor
apparatus of the knee joint. The objective of this study was to evaluate the appearance of the …

Tensor of vastus intermedius is a newly discovered muscle located between vastus lateralis
and vastus intermedius. The purpose of this study was to investigate the detailed …

Introduction Over the last years, the definition of quadriceps femoris (QF) has evolved
somewhat and some authors now define a fifth head: the tensor of vastus intermedius (TVI) …

Introduction. The quadriceps femoris consists of four muscles: the rectus femoris, vastus
medialis, vastus intermedius, and vastus lateralis. However, the effect of additional …

Introduction The purpose of this study was to characterize the morphological variations in
the quadratus femoris muscle (QF) and to create an anatomical classification that could be …

RESUMO A revisão bibliográfica do presente estudo demonstrou que o Quadríceps
Femoral é composto de uma arquitetura complexa e ainda difícil de ser compreendida na …

Background Quadriceps tendon (QT) autograft is emerging as a popular technique for
primary anterior cruciate ligament (ACL) reconstruction. Studies have shown that it has …