Methods The pacemaker response to interference were determined with programmed chest wall stimulation(PCWS)test in 10 patients with Model Delta 937 DDD pacemakers implanted.

• 方法 对10 例植入CPIDelta 937 型DDD心脏起搏器的患者，使用程序胸壁刺激试验（PCWS）测定起搏器对电干扰的反应。