flat flap

flat flap

n.
A surgical flap in which the pedicle is left flat or open during transfer rather than tubed.

flat flap

(flat flap)
A flap in which during transfer the pedicle is left flat or open, i.e., untubed.
Synonym(s): open flap.
References in periodicals archive ?
For the sake of this, Mercedes took a number of tweaks: while the engine does not need enhanced cooling, a special mechanism covers the grille; most of the bottom is taken up with flat flaps, flexible spoilers are installed in front of all wheels, a diffuser is installed in the rear overhang, and even the shape of wheel disks and tires was brought from the point of view of aerodynamics.