# K121181: Swannshidi Bone Marrow Aspiration Needle

- Pathway: 510(k) (Traditional)
- Applicant: Alliance Partners, LLC
- Decided: Aug 22, 2012 after 126 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: 1 generation back to K020987 (2002). 3 ancestors in all.
6 later devices descend from it; 1 cites it directly.
0 of 10 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K061570: I-Style Bone Marrow Aspiration Needle, Busse Hospital Disposables, Inc. (2006) Summary page 1.
- K020987: BMN I Type Marrow Aspiration Needle, H.S. Hospital Service S.R.L. (2002) Summary page 1.
- K031344: Ranfac Goldenberg Snarecoil Soft Tissue Biopsy (GSS) Needle, Ranfac, Corp. (2003) Summary page 1.

## Most influential descendants
- K140991: Ranfac Aspiration Needle with Adjustable Guide (2014), 5 descendants of its own
- K150563: Marrow Cellution Bone Marrow Aspiration Needle (2015), 4 descendants of its own
- K223612: Ranfac Lateral Access Bone Marrow Aspiration Needle (CRVS-BMA-LA) (2023), 1 descendant of its own
- K202287: Ran-Flex-B Bone Marrow Aspiration Needle (2020), 1 descendant of its own
- K260572: Marrow Marxman (2026), 0 descendants of its own

## Indications for use
The SwannShidi Bone Marrow Aspiration Needle is to be used for aspiration of bone marrow or autologous blood by use of a standard syringe.

Source page: https://510kreport.com/device/K121181
Methodology: https://510kreport.com/methodology