Abreu btt 700 Program for continuous temperature monitoring launched at ASA Annual Meeting Conquering the last frontier meant for monitoring vital signs, Brain Tunnelgenix Technology Corp. The Abreu btt 700 Program sensor is approved by the U.S eriactaranbaxy.net . Drug and Meals Administration for placement on your skin and to be used during surgical procedures, recovery room, intensive care and general patient monitoring. The Abreu btt 700 System can be seen at the btt Corp. Booth at the ASA today through October 18. Marc Abreu. Unlike blood pressure, heart rate, oxygen and respiration saturation, up to now temperatures was the only essential sign that could not become noninvasively monitored in a continuing fashion; temperature would have to be measured and documented manually by nursing staff or invasively by doctors using catheters during medical procedures.