# K043523: Interv Brand Snarelok Bone Marrow Biopsy Needle

- Pathway: 510(k) (Traditional)
- Applicant: Medical Device Technologies, Inc.
- Decided: Feb 11, 2005 after 53 days
- Product code: KNW (Instrument, Biopsy)
- Device class: 2
- Regulation: 21 CFR 876.1075
- 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 K890925 (1989). 8 ancestors in all.
14 later devices descend from it; 3 cite it directly.
1 of 23 devices in its family (counting itself) has a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K983187: Medsol Goldenberg Bone Marrow Biopsy Needle, Medsol Corp. (1998) Summary page 1.
- K980196: MD Tech Biopsy Set for Bone and Bone Marrow, Medical Device Technologies, Inc. (1998) Summary page 1.

## Most influential descendants
- K072045: Oncontrol Bone Marrow Biopsy System (2007), 7 descendants of its own
- K081713: Vertebral Access System by Vidacare (2008), 4 descendants of its own
- K071732: Marrowminer (2007), 4 descendants of its own
- K152474: Avitus Bone Harvester (2015), 3 descendants of its own
- K112468: The Oncontrol Bone Access System by Vidacare (2011), 3 descendants of its own

## Indications for use
The SnareLok Bone Marrow Biopsy Needle is intended for harvesting bone and/or bone marrow specimens.

Source page: https://510kreport.com/device/K043523
Methodology: https://510kreport.com/methodology