Serial number: (b)(4), software version: 3.8.5, color: blue , battery life remaining: <6 months.Customer reports: was trying to replace his insulin cartridge in the pen and broke the device.Per visual inspection: no cosmetic damage was noted.The inpen paired to the commercial app with small pairing dose.The screw is not bent.Leadscrew was received fully extended.Leadscrew was rewound.However, advances when turning dose knob to the 0 mark and high resistance while dispensing.Inpen dose button was removed and no lint or dust bunnies were found under dose button.Inpen was cut open and after inspection it was found that the encoder pattern wheel tabs rotating causing misalignment of the encoder and traveling off the keyed slots of dose nut guides.Encoder pattern wheel should never rotate.This causes an unexpected travel of the encoder pattern wheel creating resistance to dial and dispensing.In conclusion: a leadscrew anomaly was found during testing.The customer complaint of cosmetic / physical damage could not be confirmed.
|