Assertion: pacemaker | /r/HasProperty | saved countless thousands of lives
Facets:
value: over the past seven decades
type: TEMPORAL
Source sentences:
text: While pacemakers have saved countless thousands of lives over the past seven decades since the first devices were implanted, one of the major drawbacks has been complications related to the pacing lead that is put in to deliver electrical impulses to the heart," explains consultant cardiologist Professor John Morgan, who performed the first two procedures with colleague Dr Paul Roberts as part of a clinical trial of the device at Southampton General Hospital.