title: Pacemakers.
abstract: A pacemaker is a battery powered device which generates electrical discharges when the natural mechanism of the heart : fails. It may be fixed rate or demand and is QRS inhibited. The system may be for : temporary or permanent use. The first permanent pacemaker was implanted in Switzerland in 1958 in a patient, Arne Larsson, who had suffered from increasingly irregular cardiac rhythm for some years.
authors.affiliation: Cardiology Radiology at King's College Hospital, London.
authors.forename: Stephen
authors.initials: S
authors.lastname: Thomas