Sensor (b)(4) was not returned for engineering evaluation.Sensor does not make continuous contact with the patient skin during use and is not likely to cause a skin irritation.For shock, sensor complies with iec 60601-2-47 for medical device safety.Additionally according to iec 60601 the device is considered a low voltage medical device powered at dc 3.7volts (device criteria for low voltage >7.2v).Considering the devices low voltage, the device is unlikely to be the source of a perceptible shock.Electrode p200999 makes continuous contact with patient skin and the patient likely had an adverse reaction to the electrode adhesive.Marsi, skin burn, and associated symptoms may inherently occur under the course of ecg monitoring.No single factor or combination of factors can be attributable to electrode skin irritation and associated symptoms.The product labeling advises patients of alternate options and other steps to take if skin irritation develops, including healthcare professional contact as needed patient skin irritation has been resolved and is currently using a replacement device.
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