transversus abdominis muscle


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trans·ver·sus ab·dom·i·nis mus·cle

(trans-vĕr'sŭs ab-dom'i-nis mŭs'ĕl)
Origin, seventh to twelfth costal cartilages, lumbar fascia, iliac crest, and inguinal ligament; insertion, xiphoid cartilage and linea alba and, through the conjoint tendon, pubic tubercle, and pecten; action, compresses abdominal contents; nerve supply, lower thoracic.
Synonym(s): musculus transversus abdominis [TA] , transverse muscle of abdomen.
References in periodicals archive ?
An MRI investigation into the function of the transversus abdominis muscle during drawing-in of the abdominal wall.
Posterior component separation and transversus abdominis muscle release for complex incisional hernia repair in patients with a history of an open abdomen: J Trauma Acute Care Surg.
Bulging inferiorly of the transversus abdominis muscle away from the internal oblique was observed with the injection (Figures 4 and 5).
Once the edge of the sheath is reached, I disconnect it and now can access the plane between the internal oblique and the transversus abdominis muscle.
Hides J, Wilson S, Stanton W, McMahon S, Keto H, McMahon K, Bryant M, Richardson C (2006) An MRI investigation into the function of the transversus abdominis muscle during 'drawing-in' of the abdominal wall.
Every time you allow the transversus abdominis muscle to sag, you'll feel the string tighten," he says.
Transversus abdominis muscle release is a novel approach to posterior component separation technique for the repair of complex abdominal hernias as well as the repair of recurrent hernias after use of the anterior component separation technique.
Additionally, the abdominal draw-in maneuver activates contraction of the transversus abdominis muscle (TrA).
It allows sensory blockade of plexus of nerves supplying abdominal wall skin and muscles via local anaesthetic drug deposition above the transversus abdominis muscle.
Bo K, Sherburn M, Allen T (2003) Transabdominal ultrasound measurement of pelvic floor muscle activity when activated directly or via a transversus abdominis muscle contraction.