D
Patient 1
A PENTERO WAS USED FOR PERFORMING MICRO LUMBAR DISC PROCEDURES. THE ILLUMINATION INTENSITY WAS SET AT MAXIMUM FOR DURATION OF 1 HOUR. THE WORKING DISTANCE TO THE SKIN WAS AROUND 250MM. THE SPOT ILLUMINATION WAS NOT USED DURING OPERATIONS. AT THE END OF THE PROCEDURES, 2 PT'S REC'D SECOND DEGREE BURNS. AT THE END OF THE FIRST PROCEDURE, THE SURGEON NOTICED THE BURN ON THE SURROUNDING AREA OF THE INCISION OF THE FIRST PT HAD THE SHAPE OF A CIRCLE. HE BELIEVED THAT THE BURN WAS A REACTION TO THE LOBAN DRAPE USED IN OPERATION. AT THE END OF THE SECOND PROCEDURE, THE SURGEON NOTICED THE BURN ON THE SECOND PT ALSO HAD THE SHAPE OF A CIRCLE. HE BELIEVED THAT IT WAS FROM THE LIGHT, NOT FROM ANY OTHER SOURCE.