Description of Event or Problem · 1
PROBE READING 100% WHEN CLINICALLY THE PT WAS 80%. PT WAS BEING VENTILATED ON A SIEMENS 300A VENTILATOR, ON 45% OXYGEN, ON PRESSURE SUPPORT AND CONTINUOUS POSITIVE AIRWAY PRESSURE, AND WAS BREATHING SPONTANEOUSLY. AT THIS STAGE PT'S SPO2 WAS HIGH 90'S/100%. THE CONSULTANT WAS CONTINUING A VERY SLOW WEANING PROCESS GRADUALLY REDUCING THE OXYGEN TO 21%. THE SPO2 WAS STILL MEASURING 100%. THIS WAS BEING MEASURED ON A PLETH2 AND THERE WAS A GOOD WAVEFORM WITH ALL THE SIGNS INDICATING A GOOD PICK UP. THE PT THEN STARTED TO GO OFF, RESPIRATION INCREASING TO 44, BECOMING TACHYCARDIC, SWEATY AND CYANOSED. AS A RESULT THE PT HAD TO BE FULLY VENTILATED AGAIN AND WAS UNSTABLE FOR 24 HOURS. PT IS NOW OFF VENTILATORY SUPPORT (08/11/2000) AND IS BREATHING VIA A TRACHEOTOMY.