Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.
Dr. Leonard McCoy performed this procedure in 2268 on Vulcan Ambassador Sarek while en route to the Babel Conference following repeated heart attacks due to a malfunction in one of his heart valves. (TOS: "Journey to Babel")