ASD (customized) (Patent foramen ovale) is a hidden communication between left atrium and right atrium. When thepressure in the right atrium becomes intermittently higher than in the left atrium (as can occur, for instance, when coughing), for those moments the foramen ovale is open, and blood and embolus can flow from the right to the left atrium. That may cause a stroke to the patient. fluir do átrio direito para o esquerdo. Isso pode causar um derrame no paciente.

The ASD (customized) occluder is designed for the transcatheter treatment of ASD (customized) closure. The Device is made of Nitinol wire and sewn with polyester fabrics. With the delivery system, the device can be delivered and deployed to right position.