Implantable medical device with flexible connection

摘要

An implantable double-ended medical device 10 such as a filter or occluder has first and second conical material capture filter baskets 12, 14 disposed in opposing orientations with their narrow ends 18 facing one another in an hourglass arrangement and connected by a flexible connector 26, which enables the implantable medical device 10 to curve within a curved vessel of a patient. The flexible connector 26 may be a coiled wire, helically cut cannula, made from a flexible material, formed by a flexible rod with transverse grooves, channels or recesses or be integral with shape memory alloy or spring steel framework of the material capture baskets - and is either closed or has a lumen passing therethrough with a closure element such as valve or incorporating thrombogenic fibres for closing the lumen after deployment of the device 10 within a patient.