The reported event was inconclusive because no sample was returned.A potential root cause for this failure could be "inadequate component (pump and relief valve) selection".The lot number was unknown; therefore, the device history record could not be reviewed.The instructions for use were found adequate and state the following: ""operating suction range: approximately 120 mmhg ¿ 140 mmhg (2.3 ¿ 2.7 psi) maximum suction level: 182 mmhg (3.5 psi)".Discontinue use if an allergic reaction occurs.Not recommended for users who are experiencing skin irritation or skin breakdown in device contact areas." h11: section a through f - the information provided by bard represents all of the known information at this time.Despite good faith efforts to obtain additional information, the complainant / reporter was unable or unwilling to provide any further patient, product, or procedural details to bard.H3 other text : the device was not returned.
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