# K240806: Safety lancet (XXVIII, XXIX, XXX, XXXI, XXXII, XXXIII, XXXIV.)

- Pathway: 510(k) (Traditional)
- Applicant: Tianjin Huahong Technology Co., Ltd.
- Decided: May 21, 2024 after 57 days
- Product code: FMK (Single Use Only Blood Lancet With An Integral Sharps Injury Prevention Feature)
- Device class: 2
- Regulation: 21 CFR 878.4850
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 4 generations back to K822209 (1982). 6 ancestors in all.
3 later devices descend from it; 2 cite 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)
- K220370: Safety Lancet (XIII, XVII, XXI, XXII, XXIII, XXIV, XXV, XXVI), Tianjin Huahong Technology Co., Ltd. (2022) Summary page 4.

## Most influential descendants
- K260191: Safety lancet (XXXVII) (2026), 1 descendant of its own
- K262526: Safety lancet (XL) (2026), 0 descendants of its own
- K251694: safety lancet (2025), 0 descendants of its own

## Indications for use
The safety lancet is intended for capillary blood sampling

Source page: https://510kreport.com/device/K240806
Methodology: https://510kreport.com/methodology