CFR > Title 21 - Food and Drugs > CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES > SUBCHAPTER H—MEDICAL DEVICES (parts 800 to 898) > PART 870—CARDIOVASCULAR DEVICES > SUBPART D—Cardiovascular Prosthetic Devices (§870.3250 to §870.3945) > 870.3720—Pacemaker electrode function tester.

870.3720—Pacemaker electrode function tester.

(a) Identification. A pacemaker electrode function tester is a device which is connected to an implanted pacemaker lead that supplies an accurately calibrated, variable pacing pulse for measuring the patient's pacing threshold and intracardiac R-wave potential.
(b) Classification. Class II (performance standards).