Case Report
                                    Successful use of a cryoablation sheath for closure of problematic atrial septal defect
                                    
                                    
                                                                                                                                    1Clinic of Cardiology, Kartal Koşuyolu Yüksek İhtisas Education and Training Hospital, İstanbul-Turkey
2Clinic of Cardiology, Kartal Koşuyolu Heart Education and Training Hospital, İstanbul-Turkey
3Koşuyolu Kalp Eğitim ve Araştırma Hastanesi, Kardiyoloji Bölümü, İstanbul
4Clinic of Cardiology, Kartal Koşuyolu Yüksek İhtisas Training and Research Hospital İstanbul-Turkey
                                                                                                                        
                                    
                                2Clinic of Cardiology, Kartal Koşuyolu Heart Education and Training Hospital, İstanbul-Turkey
3Koşuyolu Kalp Eğitim ve Araştırma Hastanesi, Kardiyoloji Bölümü, İstanbul
4Clinic of Cardiology, Kartal Koşuyolu Yüksek İhtisas Training and Research Hospital İstanbul-Turkey