# K023800: Venaflow Reusable Calf Aircell, Model 3018, Venaflow Disposable Calf Cover, Model 3017

- Pathway: 510(k) (Traditional)
- Applicant: Aircast, Inc.
- Decided: Feb 10, 2003 after 88 days
- Product code: JOW (Sleeve, Limb, Compressible)
- Device class: 2
- Regulation: 21 CFR 870.5800
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
54 later devices descend from it; 3 cite it directly.
0 of 55 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA’s file for it is a 510(k) statement, which names no predicate.

## Most influential descendants
- K061866: Nanotherm,  Vascutherm and Prothermo Therapy Wraps (2006), 52 descendants of its own
- K103187: Tripleplay-VT Vascular Therapy System (2011), 25 descendants of its own
- K133274: Vena Pro (2014), 22 descendants of its own
- K171685: Med4 Elite (2017), 21 descendants of its own
- K181149: Therm-X Pro, Therm-X AT, Therm-X Pro Athlete (2018), 12 descendants of its own

## Indications for use
Prophylaxis for DVT (Deep Vein Thrombosis)

Source page: https://510kreport.com/device/K023800
Methodology: https://510kreport.com/methodology