MAUDE Adverse Event Report: NIHON KOHDEN CORPORATION ZM-531PA; TRANSMITTER

Model Number ZM-531PA

Device Problem Communication or Transmission Problem (2896)

Patient Problem No Clinical Signs, Symptoms or Conditions (4582)

Event Date 12/28/2023

Event Type  malfunction  

Manufacturer Narrative

The customer reported that 4 different transmitters in signal loss (comm loss).According to the customer, these are all zm-531pa units and they're working on getting the serial numbers.The receiver cards have been replaced by an nk team that was onsite; however, the issue remains.It is unknown whether the units were in patient use at the time.Nihon kohden continues to investigate the reported event.Nihon kohden will submit a supplemental report in accordance with 21 cfr section 803.56 when additional information becomes available.

Event Description

The customer reported that 4 different transmitters in signal loss (comm loss).It is unknown whether the units were in patient use at the time.

• Brand Name: ZM-531PA
• Type of Device: TRANSMITTER
• Manufacturer (Section D): NIHON KOHDEN CORPORATION; attn: shama mooman; 1-31-4 nishiochia; shinjuku-ku, tokyo 161-8 560; JA 161-8560
• Manufacturer (Section G): NIHON KOHDEN TOMIOKA CORPORATION; attn: shama mooman; 1-1 tajino; tomioka city, gunma 370-2 314; JA 370-2314
• Manufacturer Contact: shama mooman ; seibu bldg 2, 4th floor 1-11-2; kusunokidai tokorozawa, saitama 359-8-580 ; JA 359-8580
• MDR Report Key: 18564404
• MDR Text Key: 333539352
• Report Number: 8030229-2024-04047
• Device Sequence Number: 1
• Product Code: DRT
• UDI-Device Identifier: 04931921115107
• UDI-Public: 04931921115107
• Combination Product (y/n): N
• Reporter Country Code: US
• PMA/PMN Number: K043517
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: User Facility
• Reporter Occupation: Biomedical Engineer
• Type of Report: Initial
• Report Date: 01/23/2024

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 01/23/2024
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Health Professional
• Device Model Number: ZM-531PA
• Device Catalogue Number: ZM-531PA
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: Yes
• Date Manufacturer Received: 12/28/2023
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Is the Device Single Use?: No
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Reuse
• Patient Sequence Number: 1
• Treatment: CNS