sternotrypesis

ster·no·try·pe·sis

(ster'nō-trī-pē'sis), Trephining of the sternum. [sterno- + G. trypēsis, a boring]

sternotrypesis

S18-898620 (stĕr″nō-trī-pē′sĭs) [″ + trypesis, a boring] Surgical perforation of the sternum.