Model Number ZM-520PA |
Device Problems
Overheating of Device (1437); Battery Problem (2885)
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Patient Problems
No Known Impact Or Consequence To Patient (2692); No Clinical Signs, Symptoms or Conditions (4582)
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Event Date 03/03/2020 |
Event Type
malfunction
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Manufacturer Narrative
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The customer reported that their transmitter battery was shorting if they place the battery inside of the transmitter with the negative end first.The customer also reported that the spring on the negative contact is touching the side of the battery, causing the battery to short and overheat.No harm or injury was reported.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.The following field contains no information (ni), as attempts to obtain information were made, but not provided: concomitant medical products.
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Event Description
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The customer reported that their transmitter battery was shorting if they place the battery inside of the transmitter with the negative end first.
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Manufacturer Narrative
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Details of complaint: the customer reported that their transmitter battery was shorting if they placed the battery inside of the transmitter with the negative end first.The customer also reported that the spring on the negative contact was touching the side of the battery, causing the battery to short and overheat.No harm or injury was reported.Service requested / performed: troubleshooting.Investigation summary: a previous investigation under irc-nka300097945 identified that the incorrect insertion of the battery may cause the battery spring terminal to break the coating of the battery, leading to short circuit and eventually heating of the device.The most probable cause of the issue is improper battery insertion.The operator's manual provides instruction on how to properly insert the batteries on the device.Furthermore, a design change was made to prevent overheating by short circuit caused by improper insertion of batteries (b)(4).The design change has been applied to the following (b)(6) or later a design change has been implemented to the product to prevent short circuit of the battery during battery insertion.The complaint device was manufactured prior to this change.Additional information: b4 date of this report.D8 was this device serviced by a third party? g3 date received by manufacturer.G6 type of report.H2 if follow-up, what type? h6 event problem and evaluation codes.H10 additional manufacturer narrative.
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Event Description
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The customer reported that their transmitter battery was shorting if they placed the battery inside of the transmitter with the negative end first.
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Search Alerts/Recalls
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