(b)(4).Event took place in (b)(6).Description provided by the customer: lot cannot easily retrace, currently 1092 is used.Description of the complaint see mail from prof.(b)(6) in the (b)(6), also stored in the crm.Even pictures are put in the crm insight into the activity of 20/01.At the puncture the nerve was already perforated with the cannula.Report to the authority is still open, patient is pilot and currently has more challenges in the thumb.At one patient, an axillary plexus catheter was installed since 4 days and should be removed today.This was not possible with a pull and the patient shows significant parasthesia in the thumb and forefinger after a stronger pull.In ultrasound could be seen, that is by this pull along the median nerve tissue and deeper located moved.A node was adopted.Together with our hand surgeon dr.(b)(6), we decided to operational exposure, which brought to an amazing day: the catheter perforated visible the median nerve; a few millimeters behind the perforation of the catheter was bent sharply.
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