You mischaracterize the article. It mentions the FDA, and perhaps more importantly other disincentives. Hospitals desire more expensive solutions because they

You mischaracterize the article. It mentions the FDA, and perhaps more importantly other disincentives. Hospitals desire more expensive solutions because they get paid more for them. That is a second, enormous barrier. The incentives are clear here. The costs are high, between regulations, marketing, out-maneuvering rent-seeking incumbents, and cultural issues. The reward is low. No one will become a billionaire for doing this work.