The user facility reported that the involved tr band caused a patient to develop a hematoma in recovery, not in the lab.They feel like the band is not as secure.It was reported that that the tr band felt stiffer.The estimate blood loss was less than 250cc.The patient was in stable condition and recovered.The procedure outcome was successful.Additional tr band was used.Additional information was received 8august2019: it was reported that the issue with the tr band had more to with the stability of the band, it moves around on the patient.A dark line appeared in the middle of the patients arm and a hematoma began to form.Additional information was received 16august2019: it was observed that the tr bands are too tight and displaced on the artery as they inflate the balloon.The tr band is left on for a one hour diagnostic, and two hours interventional.The exact location of the hematoma is on the forearm.The inflation volume to start is 15, then they back it off until a flash and then re-enter at 1-2cc.There is no slow leaks associated with the band.
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