(1) The Amplatzen device for ASD closure is an implant that lasts a lifetime. So far almost 10,000 devices have been implanted worldwide and its safety is established. (2) The China device has so far not been tested in clinical trials and the results achieved with the standard device cannot be extrapolated to this device. The safety of this device remains to be established. (3) Displacement of the device after implantation is rare. It has never been seen to occur after one month of implantation.