A physician reported that the certas inlin valve (product id 828806) was implanted in a patient due to idiopathic normal pressure hydrocephalus (inph) via l-p shunt in 2019 with unknown setting.The valve was used with a lumbar catheter of a different manufacturer.When the embedded tool kit (etk) was used on the skin directly, the setting could not be changed except for 7 and 8, and if the setting was 8, the patient's symptom became worse.Consequently, the physician scheduled the patient for an appointment in (b)(6) 2021 to change the settings to 6 for better symptoms.
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Updated fields: d10, g4, g7,h2, h3, h6, h10.Unique device identifier (udi) : (b)(4).The valve was not returned for evaluation (as per customer, product not available) and no lot number information has been provided; therefore, an evaluation of the device could not be performed, and manufacturing records could not be reviewed.The cause(s) of the difficulty reported by the customer could not be determined.If additional relevant information becomes available in the future, this complaint will be reopened, and the respective evaluation performed.Trends will be monitored for this and similar issues.At present, we consider this complaint to be closed.
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