Daniel McLennan, Dunbar Ivy, Gareth J. Morgan
Congenital Heart Disease, Vol.14, No.5, pp. 819-831, 2019, DOI:10.1111/chd.12816
Abstract Aims: To evaluate in domestic pigs the histopathological processes after implanting
the Occlutech Atrial Flow Regulator (AFR).
Methods and Results: Eleven pigs were chosen and had successful implantation of the
AFR. Five pigs were sacrificed at 28 days, and 5 pigs at 90 days. One pig was sacrificed at day 3 after device embolization. Each pig had echocardiography performed
at 3 weeks to check patency. Post mortem evaluation included Gross evaluation,
radiographic evaluation, histology, and electron microscopy. Nine of the 10 devices
implanted remained patent at time of autopsy with no thrombus and minimal inflammation. One device More >
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