# K052946: MPS Acacia Nerve Block Needle

- Pathway: 510(k) (Traditional)
- Applicant: Mps Acacia
- Decided: Dec 8, 2005 after 49 days
- Product code: CAZ (Anesthesia Conduction Kit)
- Device class: 2
- Regulation: 21 CFR 868.5140
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 3 generations back to K932249 (1993). 12 ancestors in all.
1 later device descends from it; 1 cites it directly.
2 of 14 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K041843: Pencil Point Needle, Epimed International, Inc. (2004) Summary page 1.
- K040965: Pajunk Tuohy Needles, Quincke Needles, Chiba Needles & Crawford Needles, Pajunk GmbH (2004) Summary page 1.
- K013041: Plexolong Sets, Pajunk GmbH (2002) Summary page 1.

## Most influential descendants
- K113662: Fenestrated Nerve Block Needle (2012), 0 descendants of its own

## Indications for use
1. The MPS Acacia Nerve Block Needle is intended for the administration of local anesthetic agents to provide regional anesthesia or the administration of anti-inflammatory medication to relieve chronic pain conditions, or to facilitate placement of a catheter. 2. The MPS Acacia Nerve Block Stimulating Needle version is also intended to aid in locating specific peripheral nerves or nerve plexuses for the precise delivery of local anesthetic agents or anti-inflammatory medication for the relief of chronic pain conditions or to provide regional anesthesia, or to facilitate placement of a catheter. 3. Routes of administration may include Peripheral nerve blocks, Sympathetic blocks, Selective nerve blocks, Intra-articular injections (i.e. Facet blocks), Interlaminar and Transforaminal approaches.

Source page: https://510kreport.com/device/K052946
Methodology: https://510kreport.com/methodology