The endorectal balloon made sense in its day, (“You go to war with the army you have, not the army you wish you had.”) It was the best they had 10+ years ago.

With FDA-approval of SpaceOAR in 2015 (and Barrigel in 2022, and BioProtect in 2023), you’d think that they all would’ve migrated to one of the other spacers by now.

But, even with prostate biopsies, some centers are still doing transrectal biopsies, even though transperineal biopsies are clearly superior.

It takes years to get a good idea into medicine; it takes twice as long to get an old idea out of medicine……