1 of 2 reports.Other mfg report number: 3013886523-2023-00120 a physician reported a certas valve (id 828814) was implanted in a 49 year-old female patient via ventriculo-peritoneal shunt on (b)(6) 2023 with unknown setting.It was used with bactiseal catheter (id 823072).Since the skin on the head became thin and the valve became visible under the skin, the shunt system was removed and replaced on (b)(6) 2023.According to information provided, it is unknown if the patient experienced any signs and symptoms.
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Unique device identifier (udi): (b)(4).The certas valve (id 828814) was returned for evaluation.Failure analysis - the position of the cam when valve was received was at setting 6.The valve was visually inspected; no defects were noted.The valve passed the test for programming, occlusion, leaks, reflux, siphon guard and pressure.Root cause - no root cause could be determined as the technician could not confirm any problem with the valve at the time of investigation.The root cause for the issue reported by the customer, is probably due to incorrect placement of valve implantation.
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