Robuta

https://www.medtechdive.com/news/Medtronic-MDT-hemodialysis-catheter-recall/641571/
The FDA reported two injuries tied to the problem, which could cause leaks across the tubes of the implanted catheters and produce blood clots.
hemodialysis cathetersmedtronicpotentialhubdefect
https://pubmed.ncbi.nlm.nih.gov/12130432/
By paying careful attention to catheter tip position, searching diligently for the presence of a fibrin sheath when catheter exchanges are made over a wire,...
hemodialysis cathetersanalysisearlyfailure