The Sideris buttoned occluding device10 is made of a polyurethane foam occluder with a
Teflon coated wire skeleton, which is positioned in the left atrium, and a polyurethane foam …

Surgical closure of ostium secundum atrial septal defects (ASDs) can be performed
successfully with low (1%) mortality. However, the morbidity associated with general …

An improved 10 Fr version of the atrial septal defect (ASD) occlusion system consisting of
two umbrellas for transvenous introduction over the long veno‐arterial guide‐wire was used …

There has been a remarkable improvement in the treatment strategy of secundum atrial
septal defect (ASD) over the last few decades. Indebted to the improvement in device …

BACKGROUND Despite two decades of research, a transcatheter atrial septal defect closure
device is not available for clinical use. We have designed a new superelastic Nitinol-Dacron …

T ranscatheter closure of atrial septal defects has been a dream of pediatric cardiologists for
the past 25 years. The study by Rome and coworkers in this issue of Circulation,'the latest …

Transcatheter closure of secundum type atrial septal defect has become an accepted
alternative to surgical closure. Closure of small to moderate-sized atrial septal defects is …

Acceptance of the value of this technique, however, does not relieve the surgeon of an
important role in its introduction into our local or regional cardiovascular programs. A close …

Transcatheter closure of secundum atrial septal defect (ASD) using clamshell or buttoned
devices is accompanied by a high incidence of residual shunt. Recently, a new self …

There has been a remarkable evolution of devices for transcatheter ASD and PFO closure
since the early 1980s [1••, 2]. As experience has been gained with a number of devices …