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A sham-controlled trial in this progressive, often debilitating disease showed patients treated with a radiofrequency device had longer 6-minute walk times and other benefits.
Trial promising for novel technique
Registry supports expanding use of interventional treatment
The device requires RCT testing against other PE therapies and must show an advantage in hard outcomes, Marc Bonaca says.
Should the pump be used in that setting only in studies for now? Some say yes, others urge selective, cautious use in practice. The new data aren't conclusive but have support in earlier research.