ClearanceBrief
Recall Z-0817-2016 ยท GWF Stimulator, Electrical, Evoked Response

Nihon Kohden America Inc

MEE-1000A Neuromaster, Model No. Accessories: MS-110B (Electric Stimulation), MS-120BK (Current Stimulator Box) JB-116B, JB-132B (Amplifiers) Electromyography. (EMG)

DateFeb 17, 2016 (initiated Jan 19, 2012)
StatusTerminated
ReasonThe MEE-1000A Neuromaster had defective printed circuit boards (PCBs). Gas arrestors on these boards which were intended to provide protection from electrostatic discharge failed to prohibit unintentional current flow.
Root causeDevice Design
ActionA customer notification letter dated 9/25/12 was sent to customers informing them of a potential malfunction of NIHON KOHDEN amplifier units, models JB-116B and JB-132B and Extension Unit MS-110B, used with the MEE-1000A Neuromaster Neural Function Measuring System. The letter informs the customers of the potential malfunction and that the probability that the malfunction occurs is extremely rare. The letter informs the customers of the preventive measure and the preventive corrective action. Customers are instructed to inform all potential users and operators of the Neural Function Measuri
Quantity477 units total (137 units in US)
DistributionWorldwide distribution. US nationwide, Australia, Austria, France, Germany, Greece, Japan, Romania, South Africa, South Korea, Spain, and United Kingdom.
FDA recordOpen on fda.gov

510(k) clearances named in this recall

K051178MEE-1000A NEUROMASTER
Nihon Kohden America, Inc., Aug 17, 2005