urogenital diaphragm


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urogenital diaphragm

[¦yu̇r·ə¦jen·əd·əl ′dī·ə‚fram]
(anatomy)
The sheet of tissue stretching across the pubic arch, formed by the deep transverse perineal and the sphincter urethrae muscles. Also known as triangular ligament.
References in periodicals archive ?
The perineum is supported by the pelvic and urogenital diaphragms and the perineal body; the perineal body (also referred to as the central tendon) is a pyramidal fibromuscular structure located at the junction of the urogenital and anal triangles, resulting from the convergence of several pelvic muscles.
A type two injury is a disruption of the urethra above the urogenital diaphragm (UGD) in the prostatic urethra with the membranous urethra intact.
Anteriorly it extends forward above the urogenital diaphragm to fill the triangular space between the urogenital diaphragm and the levator ani as they approach each other.