# K142626: Invia Liberty Negative Pressure Wound Therapy System, Invia Liberty Tubing Set, Y-connector, Drain Adaptor, Invia Liberty Canisters

- Pathway: 510(k) (Traditional)
- Applicant: Medela AG
- Decided: Jun 12, 2015 after 269 days
- Product code: OMP (Negative Pressure Wound Therapy Powered Suction Pump)
- Device class: 2
- Regulation: 21 CFR 878.4780
- 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 K945062 (1995). 10 ancestors in all.
12 later devices descend from it; 3 cite it directly.
0 of 23 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K080357: Medela Invia Wound Therapy, Medela AG (2008) Summary page 4.

## Most influential descendants
- K153209: RENASYS TOUCH Negative Pressure Wound Therapy, RENASYS TOUCH Canisters,  RENASYS TOUCH Carry Bag, Carry Strap, RENASYS Y-Connector, RENASYS TOUCH IV Pole/Bed Clamp, RENASYS TOUCH Class 2 Power Supply (2016), 5 descendants of its own
- K181822: RENASYS Touch; RENASYS Y-Connector (2019), 3 descendants of its own
- K172145: Invia Foam Dressing Kits With FitPad, Invia Motion Negative Pressure Wound Therapy System (Invia Motion - Endure, Invia Motion – 120 days, Invia Motion – 60 days, Invia Motion – 30 days, Invia Motion – 15 days, Invia Motion – 7 days), Invia Liberty Negative Pressure Wound Therapy System, Invia Gauze Dressing Kits with FitPad (2018), 3 descendants of its own
- K223041: Renasys Edge (66803126) (2022), 2 descendants of its own
- K151872: Avance Y-Connector S (2015), 2 descendants of its own

## Indications for use
The Medela® Invia Liberty Negative Pressure Wound Therapy System is indicated to help promote wound healing, through means including drainage and removal of infectious material or other fluids, under the influence of continuous and/or intermittent negative pressures, particularly for patients with chronic, acute, traumatic, subacute and dehisced wounds, partial-thickness burns, ulcers (such as diabetic or pressure), flaps and grafts.

Source page: https://510kreport.com/device/K142626
Methodology: https://510kreport.com/methodology