Per visual inspection: cap does not stay attached.No physical damage to cartridge holder or inpen was noted.Several attempts were made to pair inpen, every time app displayed dose doesn't match.The inpen does not pair with commercial mobile app.Inpen received with leadscrew 3/4 of the travel.Re-wound screw and noted a lot of resistance when the leadscrew reached 1/4 of travel.The inpen screw retracts when dialing and advances when turning dose knob and high resistance while dispensing and dialing noted.Resistance was observed when dosing without a cartridge installed.Dose dial got intermittently jammed when dialing a dose.Unable to perform functional test due to leadscrew anomaly.Inpen cap does not fit securely onto cartridge holder due to small snap arm being cracked / broken.In conclusion: per san diego investigation: no transmission caused by battery having low voltage.Destructive testing showed that leadscrew anomaly was caused by a pattern wheel misalignment due to an encoder base bond failure.Therefore, the customers complaint of leadscrew anomaly was confirmed.Medtronic, inc.(medtronic) is submitting this report to comply with 21 c.F.R.Part 803, the medical device reporting regulation.This report is based upon information obtained by medtronic, which the company may not have been able to fully investigate or verify prior to the date the report was required by the fda.Medtronic has made reasonable efforts to obtain more complete information in the time allotted and has provided as much information as is available to the company as of the submission date this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employees caused or contributed to the event described in the report.In particular, this report does not constitute an admission by anyone that the product described in this report has any "defects" or has "malfunctioned".These words are included in the fda 3500a form and are fixed items for selection created by the fda, to categorize the type of event solely for the purpose of reporting pursuant to part 803.Medtronic objects to the use of these words and others like it because of the lack of definition and the connotations implied by these terms.This statement should be included with any information or report disclosed to the public under the freedom of information act.
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