# K844090: Percutaneous Nephrostomy Trocar Sys

- Pathway: 510(k) (Traditional)
- Applicant: American Edwards Laboratories
- Decided: Dec 5, 1984 after 44 days
- Product code: LJE (Catheter, Nephrostomy)
- Device class: U
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
2 later devices descend from it; 1 cites it directly.
0 of 3 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
- K183035: Percutaneous Entry Set, Skinny Needle (R) with Chiba Tip, Disposable Two-part Trocar Needle (2019), 1 descendant of its own
- K222705: Introducer Needle (2023), 0 descendants of its own

Source page: https://510kreport.com/device/K844090
Methodology: https://510kreport.com/methodology