# K023218: Modification to Plexolong Sets

- Pathway: 510(k) (Special)
- Applicant: Pajunk GmbH
- Decided: Mar 24, 2003 after 179 days
- Product code: BSP (Needle, Conduction, Anesthetic (W/Wo Introducer))
- Device class: 2
- Regulation: 21 CFR 868.5150
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K840287 (1984). 3 ancestors in all.
25 later devices descend from it; 6 cite it directly.
0 of 29 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K013041: Plexolong Sets, Pajunk GmbH (2002) Summary page 1.

## Most influential descendants
- K033018: Stimulong Plus Catheter Set Model, Various (2004), 23 descendants of its own
- K063282: Contiplex Stim Continuous Nerve Block Set (2007), 13 descendants of its own
- K090995: B. Braun Contiplex Continuous Nerve Block Set (2009), 12 descendants of its own
- K100241: Contiplex D Continuous Nerve Block Set, Model 331687, 331686, 331685, 331680 (2010), 7 descendants of its own
- K042979: Modification to: Plexalong Sets (2004), 5 descendants of its own

## Indications for use
The Pajunk Plesolong sets are ntended for delivery of continuous conduction anesthesia of peripheral nerves and plexus for up to 72 hours. Continuous delivery for up to 72 hours is accomplished using the Polyamide indwelling catheter. An electrical stimulus may be applied to the conduction needle via a cable and connectors to assist the physician pinpoint the area of application.

Source page: https://510kreport.com/device/K023218
Methodology: https://510kreport.com/methodology