(a)Identification. An external pacemaker pulse generator is a device that has a power supply and electronic circuits that produce a periodic electrical pulse to stimulate the heart. This device, which is used outside the body, is used as a temporary substitute for the heart's intrinsic pacing sytem until a permanent pacemaker can be implanted, or to control irregular heartbeats in patients following cardiac surgery or a myocardial infarction. The device may have adjustments for impulse strength, duration, R-wave sensitivity, and other pacing variables.
(b)Classification. Class III (premarket approval).
(c)Date PMA or notice of completion of a PDP is required. No effective date has been established of the requirement for premarket approval. See 870.3.
[45 FR 7907-7971, Feb. 5, 1980, as amended at 52 FR 17736, May 11, 1987]