- - probe p. (of foramen ovale), a term introduced by B.M. Patten to cover incomplete fibrous adhesion of an adequate valvula foraminis ovalis in the postnatal closure of the foramen ovale.
* * *pa·ten·cy 'pat-ən-sē, 'pāt- n, pl -cies the quality or state of being open or unobstructed <evaluating arterial \patency>
* * *pat·en·cy (paґtən-se) [L. patens open] the condition of being widely open.
Medical dictionary. 2011.