During use (ecc) on the patient, while the customer was conducting weaning, pressure of the product increased rapidly.(flow rate of the pump: about 2l/min, gas flow rate: about 1l/min, act: more than 700).Inlet blood pressure to the product was monitored by cardiapress (*1).The customer set the upper limit of the blood pressure value of cardiapress about 500 mmhg, but no one heard the alarm generated from cardiapress.And me could not check the displayed value of the blood pressure.Outlet blood pressure from the product was monitored by the pump which was connected to the barrier kit (*2).The upper limit of the pump was set on 300mmhg.The customer noticed the pressure increase because the pump generated alarm sound.The customer confirmed that no kink with the blood transmission cannula.The customer completed weaning.No patient injury was reported.(b)(4).
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Maquet medical systems, usa submits this report on behalf of the legal manufacturer of the device maquet cardiopulmonary (b)(4).Maquet cp ag has received the device for evaluation.Investigation is still pending.A supplemental medwatch will be submitted when additional info becomes available.(*1) cardiapress is name of device which is manufactured by (b)(4) company, jms.Caridapress is used to measure the internal pressure of the circuit.(*2) "barrier kit" is also used to measure the internal pressure of the circuit.
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