CPT® Code 33262

Removal of implantable defibrillator pulse generator with replacement of implantable defibrillator pulse generator; single lead system

The procedure described by CPT® Code 33262 involves the removal and replacement of an implantable defibrillator pulse generator within a single lead system. This procedure is typically performed when the existing pulse generator is malfunctioning or when its battery is nearing depletion. An implantable defibrillator is a critical device used in the management of patients with life-threatening arrhythmias. It continuously monitors the heart's electrical activity and is capable of delivering anti-tachycardia pacing to prevent rapid and irregular heart rhythms. Additionally, it can provide defibrillation shocks to restore a normal heart rhythm in the event of severe arrhythmias. The pulse generator is surgically located in the subcutaneous tissue of the left chest, necessitating an incision to access the device. The procedure requires careful dissection to free the pulse generator from surrounding tissue, followed by the disconnection of the electrode(s) from the old generator. After the removal of the old device, the new pulse generator is connected to the existing lead(s) and tested to ensure proper functionality. The patient is monitored for the appropriate response to induced arrhythmias before the new generator is securely placed back into the pocket and the incision is closed. This procedure is essential for maintaining the effectiveness of the defibrillator system in managing potentially life-threatening cardiac conditions.