General Investor Information EBR Systems, page-139

No, question my feeble old brain!
Of course, I know the receiver is inserted by catheter, but surely not the battery under the arm? The transmitter also?(Actually, it was wrong to say 'open heart - what I guess I should have said was ' Don't they have to open up two parts of the chest to insert the battery and transmitter?)
(And I erred - the Micra battery is twelve years)
After my experience with other companies hugely overstating the TAM, I feel suspicious about the $2.5b. (Also, expenses of the commercialization will be huge - 50% EBITDA unlikely for ages).Anyway , I will follow that up with IR, to avoid being criticized here.