# K121239: Mri Multi-Channel Optical Communication (Moc) System Imroc/Imroc IR Wirless Optoactive

- Pathway: 510(k) (Traditional)
- Applicant: Optoacoustics, Ltd.
- Decided: May 24, 2012 after 30 days
- Product code: LNH (System, Nuclear Magnetic Resonance Imaging)
- Device class: 2
- Regulation: 21 CFR 892.1000
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
Longest line of descent: 2 generations back to K043290 (2005). 3 ancestors in all.
No later device cites it as a predicate yet.
0 of 4 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- K073099: Fmri Hardware System, Nordicneurolab (2007) Summary page 1.
- K921891: Silent Scan, Avotec, Inc. (1993) Summary page 3.

## Indications for use
Optoacoustic's MRI Multi-Channel Optical Communication System (MOC) is intended to facilitate audio communications and stimulation during a scanning session. System devices provide real-time Scanner noise reduction and/or noise cancellation, while enabling multiple concurrent dialogs.

Source page: https://510kreport.com/device/K121239
Methodology: https://510kreport.com/methodology