Researchers Urge Stricter Breakthrough Device Reviews

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University of California, San Francisco, School of Medicine researchers say that to best ensure safety and effectiveness of high-risk medical devices, FDA should require high quality data under its new breakthrough devices program designation. In a JAMA Internal Medicine Research Letter, they also call on the agency to ensure that device manufacturers are completing post-marketing studies and acting on the resulting data by issuing time-limited approvals with mandated periodic review of a device’s safety and effectiveness.

The recommendations are in an assessment of clinical trial evidence for high-risk cardiovascular devices approved under the FDA priority review program. The researchers say their review of 14 cardiovascular devices approved after priority review between 1/1/07 and 12/31/17 determined that most were approved on the basis of a single nonrandomized nonblinded pivotal study that used surrogate endpoints, and that nearly half of FDA expert advisory panels who reviewed the studies deemed the devices safe but not effective.

“Priority review places emphasis on confirmatory evidence from post-approval studies,” they write. “However, previous research has shown that only 13% of post-approval studies were completed three to five years after FDA approval of a device. As of June 2018, FDA has not imposed a penalty for the delay or failure to complete a post-approval study.”

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