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Mike Drues

Mike Drues

Mike Drues, Ph.D., is president of Vascular Sciences, a medtech regulatory consulting firm, and a regular guest expert on medtech podcasts including Mike on Medtech.

Sep 11, 2026

7:28
But that's just, that's a complete guess.
7:31
Yeah, it's a good guess, John.
7:32
It's a great start.
7:34
So let me just slightly modify a little bit of what you just said here.
7:38
First of all, major deficiency letter is a formal communication during the substantive review of a PMA or an HDE device.
7:49
So this is not for 510 s or de novos, although it is sort of akin, substantial equivalence, if you will, to a AIR, an additional information request.
8:01
that companies unfortunately often get after submitting a 510K or de novo.

8 MINS LATER

16:17
Save your spot today at MPOsummit.com. That's MPOsummit.com.

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