# K191856: Compression Therapy Device

- Pathway: 510(k) (Traditional)
- Applicant: Guangzhou Longest Science & Technology Co., Ltd.
- Decided: Mar 19, 2020 after 252 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
Longest line of descent: 4 generations back to K953648 (1996). 5 ancestors in all.
No later device cites it as a predicate yet.
0 of 6 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K160180: Intermittent Pneumatic Compression system, Daesung Maref Co., Ltd. (2016) Summary page 5.

## Indications for use
Compression Therapy Device (Model: LGT-2201DVT) is intended to prevent DVT (Deep Vein Thrombosis) by improving the blood velocity of patients. LGT-2201DVT is Circulation Enhancement, Deep Vein Thrombosis Prophylaxis, Edema -Acute, Edema - Chronic, Extremity Pain Incident to Trauma or Surgery, Leg Ulcers, Venous Stasis / Venous Insufficiency.

Source page: https://510kreport.com/device/K191856
Methodology: https://510kreport.com/methodology