Reports provided claim one of the 2 backpack hooks mounted to the back rest of the wheelchair had broken allowing the backpack holding 2 enteral feeding pumps to fall to the ground.Reports claim the feeding tube was attached to the end-user at the time and with the backpack falling, yanked the feeding tube out of the end-user's stoma resulting in an undisclosed injury requiring medical intervention to address.Photo evidence confirmed the failure of the aluminum hook having broken just below where it protrudes from the mounting plate.Photos provided also appear to indicate the backpack was only being held by 1 hook at a time as opposed to evenly distributing the weight of the backpack.Further review of photos indicates the remaining hook is distended and bent which would indicate excessive weight being applied or physical damages having been applied due to impacts.Permobil has recommended the hooks be replaced with new and instruction provided of the need to evenly distribute the weight by using both hooks.Permobil has no recorded history of this type of failure mode having been reported but will continue to monitor through trend analysis.The dhr was reviewed, and the device was found to have met specification prior to distribution.
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