The Echo-Cardiogram is to check for any eschemic damage or cardiovascular blockages before the procedure can be performed. From that point on, it's sit, wait, worry, more sitting and waiting, then the actual implant takes place, which usually takes less than 30 minutes.

Good luck, Old Friend,

Gary cool
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)