It was reported that the physician was attempting to use a nc sprinter balloon during a procedure for post dilation following successful stenting of a single lesion.The device was prepped in the usual fashion and positioned close to distal edge of the previously deployed stent and inflator device connected.While screening to fine tune the balloon, it was noted that the balloon had already been deployed (to an unknown pressure) inadvertently.It was reported that the balloon ruptured and a distal edge dissection occurred in the left main coronary artery.There was an injury to a blood vessel and haemopericardium requiring stabilization and urgent review by anaesthetics and the cardio thoracic surgery team.The patient underwent urgent drainage of the pericardial effusion and coronary artery bypass grafting.During the emergency procedure, a primary median sternotomy was performed, the right pleura was opened.Vessels were harvested from the patients right leg, pericardium was opened and the effusion drained, estimated to compromise about 500mls of blood.The saphenous vein was grafted to the lad and marginal circumflex.The patient was discharged to intensive care for 12 days post event.The reported particulars of injury include an aneurysm at the site of the perforation, pain in the sternum and rib cage, hypotension, shock and trauma, pain and numbness in the left leg, nerve entrapment syndrome involving the left leg and distress.
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