Ra Medical Systems CEO Dean Irwin holds the company’s Dabra catheter. The company has been working on the technology behind the artery-clearing system for more than a decade.

Ra Medical Systems CEO Dean Irwin holds the company’s Dabra catheter. The company has been working on the technology behind the artery-clearing system for more than a decade. Photo by Jamie Scott Lytle.

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Ra Medical’s Dabra system, which recently received FDA OK for sales, uses liquid encased in a tube, rather than chunks of glass or woven fiber optic bundles, to deliver its laser. Photo courtesy of Ra Medical Systems Inc.

— A medical device company in Carlsbad is preparing to make its debut on the public markets following a product launch that could boost its revenues ninefold...

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