# K881744: Porges Ureteral Stent

- Pathway: 510(k) (Traditional)
- Applicant: Bivona Medical Technologies
- Decided: May 3, 1988 after 11 days
- Product code: FAD (Stent, Ureteral)
- Device class: 2
- Regulation: 21 CFR 876.4620
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
8 later devices descend from it; 4 cite it directly.
0 of 9 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K170362: Vortek Hydro-Coated Double Loop Ureteral Stents (2017), 4 descendants of its own
- K180057: Vortek Ureteral Double Loop Stent (2018), 2 descendants of its own
- K013921: Porges Silicone Double Loop Ureteral Stent, Model # AJ4X / BJ1X / BJ2X (2002), 2 descendants of its own
- K213185: ImaJin Silicone double loop ureteral stent kits, ImaJin Pyelostent Silicone double loop ureteral stent kits, ImaJin Stenostent Silicone double loop ureteral stent kits (2022), 0 descendants of its own
- K213186: NovoFlow Reinforced Ureteral Stent (2022), 0 descendants of its own

Source page: https://510kreport.com/device/K881744
Methodology: https://510kreport.com/methodology