sternal bar

ster·nal bar

one of the transverse units of the developing sternum formed by the union of paired primordia.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
Note that several centimeters of tissue are not accessible to biopsy because of the sternal bar support.
The paired sternal bars fuse in the midline to form a cartilaginous sternal plate.
As the ribs grow laterally and anteriorly, a pair of mesenchymal sternal bars, condenses and forms within the ventral body wall.