Once Isolated, Always Isolated?

Once Isolated, Always Isolated? Incidence and Characteristics of Pulmonary Vein Reconduction After Second-Generation Cryoballoon-Based Pulmonary Vein Isolation.

BACKGROUND The second-generation cryoballoon delivers effective pulmonary vein isolation (PVI) associated with superior 1-year clinical outcome. However, data on reconduction of previously isolated PV are sparse. METHODS AND RESULTS A total of 421 patients underwent second-generation 28-mm cryoballoon-based PVI in 2 centers (St. George's hospital and Harburg hospital, Hamburg, Germany) betwee...

Demonstration of an Always-On Companion for Isolated Older Adults

We summarize the status of an ongoing project to develop and evaluate a companion for isolated older adults. Four key scientific issues in the project are: embodiment, interaction paradigm, engagement and relationship. The system architecture is extensible and handles realtime behaviors. The system supports multiple activities, including discussing the weather, playing cards, telling stories, e...

An Always-On Companion for Isolated Older Adults

We summarize the status of an ongoing project to develop and evaluate a companion for isolated older adults. Four key scientific issues in the project are: embodiment, interaction paradigm, engagement and relationship. The system architecture is extensible and handles realtime behaviors. The system supports multiple activities, including discussing the weather, playing cards, telling stories, e...

Once an alcoholic, always an alcoholic.

[Once a cesarean, always a cesarean].