Avanos onq pump (select-a-flow, on-demand, model cb006) had faulty demand dose button.The patient was discharged after surgery on (b)(6) 2023 with an onq pump.That night she pressed the demand dose button and it stayed down, despite efforts to pry the button back up.She reported the medication ran continuously for 2-3 minutes and her arm felt progressively numb and weak, and her body felt warm and her heart rate was fast.Her husband used scissors to cut the pnc (peripheral nerve catheter) line.They presented to the emergency room to have pnc removed and replaced.Per avanos representative, the button should pop up instantaneously after being pressed.This was brought to the attention of our avanos representative and the pump was sent to them for investigation.This is the 4th patient cases of product malfunction in the span of 1 month at our hospital.
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